-----------------------------------------------------------------------

  WHOLE RECORD REPORT( + ADDENDUM)
  -----------------------------------------------------------------------

+--------------+---------------+-----------+---------+------+--------+
| **MSFC       | **In-Flight   | **C       | **      | *    |        |
| Record \#**\ | Anomaly       | ontractor | JSC#**\ | *KSC |        |
| A13245       | Number**\     | Report    | \--     | #**\ |        |
|              | \--           | Number**\ |         | \--  |        |
|              |               | P-068     |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Problem    |               |           |         |      |        |
| Title**\     |               |           |         |      |        |
| LH2 FEEDLINE |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGE DOES  |               |           |         |      |        |
| NOT MEET     |               |           |         |      |        |
| DESIGN       |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **EICN#**\   | **ELEMENT**\  | **Cont    | **F     | **   |        |
| \--          | ET            | ractor**\ | SCM#**\ | FCRI |        |
|              |               | MMMSS     | \--     | T**\ |        |
|              |               |           |         | 1    |        |
+--------------+---------------+-----------+---------+------+--------+
| **HCRIT**\   | **Sys_Lvl**\  | **Misc    |         |      |        |
| \--          | N             | Codes**\  |         |      |        |
|              |               | A **(1)** |         |      |        |
|              |               | B **(X)** |         |      |        |
|              |               | C D E F G |         |      |        |
|              |               | H I J K L |         |      |        |
|              |               | M N O     |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| *            | **NO          | *         | **SER/  | *    |        |
| *HARDWARE**\ | MENCLATURE**\ | *PART#**\ | LOT#**\ | *MAN |        |
| EIM          | \--           | \--       | \--     | UFAC |        |
|              |               |           |         | TURE |        |
|              |               |           |         | R**\ |        |
|              |               |           |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| *            | **NO          | *         | **SER/  | *    |        |
| *HARDWARE**\ | MENCLATURE**\ | *PART#**\ | LOT#**\ | *MAN |        |
| LRU          | \--           | \--       | \--     | UFAC |        |
|              |               |           |         | TURE |        |
|              |               |           |         | R**\ |        |
|              |               |           |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| *            | **NO          | *         | **SER/  | *    |        |
| *HARDWARE**\ | MENCLATURE**\ | *PART#**\ | LOT#**\ | *MAN |        |
| NCA          | LH2 FEEDLINE  | PD4800184 | ET-59   | UFAC |        |
|              |               |           |         | TURE |        |
|              |               |           |         | R**\ |        |
|              |               |           |         | A    |        |
|              |               |           |         | RROW |        |
|              |               |           |         | HEAD |        |
+--------------+---------------+-----------+---------+------+--------+
| **Test/      | **Prevailing  | **F /     | **Fail  | **   |        |
| Operation**\ | Condtion**\   | U**\      | Mode**\ | Caus |        |
| L - FLD      | N -           | UC        | UC -    | e**\ |        |
|              | INSPECTION    |           | UNSAT   | MA - |        |
|              |               |           |         | MFG  |        |
|              |               |           |         | -ASY |        |
+--------------+---------------+-----------+---------+------+--------+
| **System**\  | **Defect**\   | **Ma      | **Work  | **   |        |
| PROPULSION   | MC - MISFIT   | terial**\ | Con     | Fail |        |
|              |               | N - HOLE  | tact**\ | Dat  |        |
|              |               |           | S.      | e**\ |        |
|              |               |           | PARIKH  | 07   |        |
|              |               |           |         | /08/ |        |
|              |               |           |         | 1990 |        |
+--------------+---------------+-----------+---------+------+--------+
| **Received   | **Date        | **FMEA    | **IFA:  | *    |        |
| at MSFC**\   | Isolated**\   | Ref       | Mission | *Mis |        |
| 10/15/1990   | 09/25/1990    | erence**\ | P       | sion |        |
|              |               | 2.5.8.1   | hase**\ | Ela  |        |
|              |               |           | \--     | psed |        |
|              |               |           |         | Tim  |        |
|              |               |           |         | e**\ |        |
|              |               |           |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| *            |               | **S       |         | **   |        |
| *Location**\ |               | ymptom**\ |         | Time |        |
| MAF          |               | EV -      |         | Cycl |        |
|              |               | NO        |         | e**\ |        |
|              |               | T-TO-SPEC |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| *            |               |           |         |      |        |
| *Effectivity |               |           |         |      |        |
| Text**\      |               |           |         |      |        |
| ETS-35,      |               |           |         |      |        |
| 41-58, 60-63 |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Vehicle    |               |           |         |      |        |
| Effectivity  |               |           |         |      |        |
| Codes**      |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Vehicle    | **Vehicle     | **Vehicle | **      | *    |        |
| 1**\         | 2**\          | 3**\      | Vehicle | *Veh |        |
| \--          | \--           | \--       | 4**\    | icle |        |
|              |               |           | \--     | 5**\ |        |
|              |               |           |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| **Mission    |               |           |         |      |        |
| Effectivity  |               |           |         |      |        |
| Codes**      |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Mssn 1**\  | **Mssn 2**\   | **Mssn    | **Mssn  | **   |        |
| \--          | \--           | 3**\      | 4**\    | Mssn |        |
|              |               | \--       | \--     | 5**\ |        |
|              |               |           |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| **Estimated  |               |           |         |      |        |
| Completion   |               |           |         |      |        |
| Dates**      |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **MSFC       | **Contractor  | **LVL 3   | *       |      |        |
| Approved     | Req Defer     | Close**\  | *Remark |      |        |
| Defer Until  | Until Date**\ | \--       | /       |      |        |
| Date**\      | 07/15/1992    |           | Ac      |      |        |
| 01/31/1991   |               |           | tion**\ |      |        |
|              |               |           | \--     |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **I          |               |           |         |      |        |
| nvestigation |               |           |         |      |        |
| / Resolution |               |           |         |      |        |
| Summary**    |               |           |         |      |        |
|              |               |           |         |      |        |
| REFERENCE:   |               |           |         |      |        |
| MARS T100571 |               |           |         |      |        |
| AND T100581  |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Last MSFC  | **CN RSLV     | **Defer   | **Add   | *    |        |
| Update**\    | SBMT**\       | Date**\   | Date**\ | *R/C |        |
| 02/13/1995   | 04/28/1993    | 1         | 10/     | Code |        |
|              |               | 1/20/1992 | 19/1990 | s**\ |        |
|              |               |           |         | 2 -  |        |
|              |               |           |         | MFG  |        |
|              |               |           |         | \--  |        |
|              |               |           |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| **Assignee** |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Design**\  | **Chief       | **S &     | **Pro   | *    |        |
| W. PATTERSON | Engineer**\   | MA**\     | ject**\ | *Pro |        |
|              | M. PESSIN     | R.        | \--     | ject |        |
|              |               | JACKSON   |         | MG   |        |
|              |               |           |         | R**\ |        |
|              |               |           |         | P.   |        |
|              |               |           |         | CO   |        |
|              |               |           |         | UNTS |        |
+--------------+---------------+-----------+---------+------+--------+
| **Approval** |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Design**\  | **Chief       | **S &     | **Pro   | *    |        |
| W. PATTERSON | Engineer**\   | MA**\     | ject**\ | *Pro |        |
|              | M. PESSIN     | R.        | \--     | ject |        |
|              |               | JACKSON   |         | MG   |        |
|              |               |           |         | R**\ |        |
|              |               |           |         | P.   |        |
|              |               |           |         | CO   |        |
|              |               |           |         | UNTS |        |
+--------------+---------------+-----------+---------+------+--------+
| **PAC        | **PAC Review  | **MSFC    | **St    | *    |        |
| Assignee**\  | Complete**\   | Closure   | atus**\ | *F/A |        |
| B. HURST     | BH            | Date**\   | C -     | C    |        |
|              |               | 0         | CLOSED  | ompl |        |
|              |               | 5/18/1993 |         | etio |        |
|              |               |           |         | n**\ |        |
|              |               |           |         | 01   |        |
|              |               |           |         | /17/ |        |
|              |               |           |         | 1991 |        |
+--------------+---------------+-----------+---------+------+--------+
| **Problem    | **SEV**\      | **Program | **      | **O  |        |
| Type**\      | \--           | Name**\   | REVL**\ | PRIN |        |
| \--          |               | \--       | \--     | C**\ |        |
|              |               |           |         | \--  |        |
+--------------+---------------+-----------+---------+------+--------+
| **FUNC       | **Software    | *         |         | **SU | **So   |
| MOD**\       | E             | *Software |         | BTYP | ftware |
| \--          | ffectivity**\ | Fail      |         | E**\ | C      |
|              | \-- \-- \--   | CD**\     |         | \--  | losure |
|              | \-- \--       | \--       |         |      | CD**\  |
|              |               |           |         |      | \--    |
+--------------+---------------+-----------+---------+------+--------+
| **RES PERSON | **Approval    |           |         |      |        |
| L2**\        | Signature     |           |         |      |        |
| \--          | L3**\         |           |         |      |        |
|              | \--           |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Related    | **Related     |           |         |      |        |
| Document     | Document      |           |         |      |        |
| Type**\      | ID**\         |           |         |      |        |
| \--          | \--           |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Related    |               |           |         |      |        |
| Document     |               |           |         |      |        |
| Title**\     |               |           |         |      |        |
| \--          |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Related    | **Related     |           |         |      |        |
| Document     | Document      |           |         |      |        |
| Type**\      | ID**\         |           |         |      |        |
| \--          | \--           |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Related    |               |           |         |      |        |
| Document     |               |           |         |      |        |
| Title**\     |               |           |         |      |        |
| \--          |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Related    | **Related     |           |         |      |        |
| Document     | Document      |           |         |      |        |
| Type**\      | ID**\         |           |         |      |        |
| \--          | \--           |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Related    |               |           |         |      |        |
| Document     |               |           |         |      |        |
| Title**\     |               |           |         |      |        |
| \--          |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Contractor |               |           |         |      |        |
| Status       |               |           |         |      |        |
| Summary**    |               |           |         |      |        |
|              |               |           |         |      |        |
| OPEN, REV. A |               |           |         |      |        |
| RECEIVED     |               |           |         |      |        |
| 1/31/91      |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| SUBMITTED TO |               |           |         |      |        |
| MSFC BY      |               |           |         |      |        |
| REV.B        |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| REJECTED BY  |               |           |         |      |        |
| MSFC         |               |           |         |      |        |
|              |               |           |         |      |        |
| CRITICALITY  |               |           |         |      |        |
| UPGRADED AND |               |           |         |      |        |
| DEFERRAL     |               |           |         |      |        |
| RATIONALE    |               |           |         |      |        |
| SUBMITTED BY |               |           |         |      |        |
| REV. F,      |               |           |         |      |        |
|              |               |           |         |      |        |
| 11/12/91     |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Reliabi    |               |           |         |      |        |
| lity/Quality |               |           |         |      |        |
| Assurance    |               |           |         |      |        |
| Concerns,    |               |           |         |      |        |
| Recomm       |               |           |         |      |        |
| endations:** |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Problem    |               |           |         |      |        |
| D            |               |           |         |      |        |
| escription** |               |           |         |      |        |
|              |               |           |         |      |        |
| PROBLEM      |               |           |         |      |        |
| DESCRIPTION: |               |           |         |      |        |
|              |               |           |         |      |        |
| AS A RESULT  |               |           |         |      |        |
| OF THE       |               |           |         |      |        |
| HYDROGEN     |               |           |         |      |        |
| LEAK         |               |           |         |      |        |
| DETECTED ON  |               |           |         |      |        |
| ET-37 DURING |               |           |         |      |        |
| TANKING, MMC |               |           |         |      |        |
|              |               |           |         |      |        |
| MANAGEMENT   |               |           |         |      |        |
| DIRECTED     |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| OF TWO EACH  |               |           |         |      |        |
| LH2 FEEDLINE |               |           |         |      |        |
| AND          |               |           |         |      |        |
|              |               |           |         |      |        |
| R            |               |           |         |      |        |
| ECIRCULATION |               |           |         |      |        |
| LINE         |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGES AT   |               |           |         |      |        |
| MAF FOR      |               |           |         |      |        |
| COMPLIANCE   |               |           |         |      |        |
| WITH DESIGN  |               |           |         |      |        |
|              |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| THE          |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| REVEALED     |               |           |         |      |        |
| THAT THE LH2 |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
|              |               |           |         |      |        |
| FLANGE DID   |               |           |         |      |        |
| NOT MEET     |               |           |         |      |        |
| DESIGN       |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| (REF. MARS   |               |           |         |      |        |
| T100571 AND  |               |           |         |      |        |
|              |               |           |         |      |        |
| T100581).    |               |           |         |      |        |
| A            |               |           |         |      |        |
| DDITIONALLY, |               |           |         |      |        |
| FOUR MORE    |               |           |         |      |        |
| LH2 FEEDLINE |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGES WERE |               |           |         |      |        |
|              |               |           |         |      |        |
| INSPECTED AT |               |           |         |      |        |
| KSC AND TWO  |               |           |         |      |        |
| MORE LH2     |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGES WERE |               |           |         |      |        |
|              |               |           |         |      |        |
| INSPECTED AT |               |           |         |      |        |
| THE VENDOR   |               |           |         |      |        |
| (ARROWHEAD). |               |           |         |      |        |
| THESE        |               |           |         |      |        |
| FEEDLINES    |               |           |         |      |        |
| ALSO         |               |           |         |      |        |
| VIOLATED     |               |           |         |      |        |
|              |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| FURTHER      |               |           |         |      |        |
| MORE,        |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| OF ONE EACH  |               |           |         |      |        |
| LO2          |               |           |         |      |        |
|              |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| ELBOW, GH2   |               |           |         |      |        |
| AND GO2      |               |           |         |      |        |
| PRESSLINE    |               |           |         |      |        |
| WAS DIRECTED |               |           |         |      |        |
| BY MMC       |               |           |         |      |        |
| MANAGEMENT   |               |           |         |      |        |
| TO           |               |           |         |      |        |
|              |               |           |         |      |        |
| ASSURE THAT  |               |           |         |      |        |
| THE OUT-OF   |               |           |         |      |        |
| TOLERANCE    |               |           |         |      |        |
| CONDITION(S) |               |           |         |      |        |
| WITNESSED ON |               |           |         |      |        |
| LH2 FEEDLINE |               |           |         |      |        |
|              |               |           |         |      |        |
| DOES NOT     |               |           |         |      |        |
| EXIST ON     |               |           |         |      |        |
| OTHER        |               |           |         |      |        |
| INTERFACING  |               |           |         |      |        |
| PROPULSION   |               |           |         |      |        |
| LINES        |               |           |         |      |        |
|              |               |           |         |      |        |
| THE LH2      |               |           |         |      |        |
| R            |               |           |         |      |        |
| ECIRCULATION |               |           |         |      |        |
| LINES, GO2   |               |           |         |      |        |
| AND GH2      |               |           |         |      |        |
| PRESSLINES   |               |           |         |      |        |
| AND LO2      |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
|              |               |           |         |      |        |
| ELBOW        |               |           |         |      |        |
| INSPECTED AT |               |           |         |      |        |
| MAF WERE     |               |           |         |      |        |
| WITHIN       |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
|              |               |           |         |      |        |
| GENERAL:     |               |           |         |      |        |
|              |               |           |         |      |        |
| DURING       |               |           |         |      |        |
| TANKING OF   |               |           |         |      |        |
| ET-37, A     |               |           |         |      |        |
| HYDROGEN     |               |           |         |      |        |
| LEAK WAS     |               |           |         |      |        |
| DETECTED IN  |               |           |         |      |        |
| THE          |               |           |         |      |        |
| SURROUNDING  |               |           |         |      |        |
|              |               |           |         |      |        |
| AREA OF      |               |           |         |      |        |
| ET/ORBITER   |               |           |         |      |        |
| QUICK        |               |           |         |      |        |
| DISCONNECT   |               |           |         |      |        |
| AND LH2      |               |           |         |      |        |
| FEEDLINE.    |               |           |         |      |        |
| THIS UNUSUAL |               |           |         |      |        |
|              |               |           |         |      |        |
| CIRCUMSTANCE |               |           |         |      |        |
| PROMPTED AN  |               |           |         |      |        |
| I            |               |           |         |      |        |
| NVESTIGATION |               |           |         |      |        |
| WHICH        |               |           |         |      |        |
| INCLUDED     |               |           |         |      |        |
| DIMENSIONAL  |               |           |         |      |        |
|              |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| OF TWO       |               |           |         |      |        |
| HYDROGEN     |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGES FOR  |               |           |         |      |        |
| COMPLIANCE   |               |           |         |      |        |
|              |               |           |         |      |        |
| WITH DESIGN  |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| THE          |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| DATA         |               |           |         |      |        |
| INDICATED    |               |           |         |      |        |
| THAT THE LH2 |               |           |         |      |        |
|              |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGE DID   |               |           |         |      |        |
| NOT MEET THE |               |           |         |      |        |
| DESIGN       |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
| FOR          |               |           |         |      |        |
|              |               |           |         |      |        |
| INSIDE       |               |           |         |      |        |
| DIAMETER,    |               |           |         |      |        |
| OUTSIDE      |               |           |         |      |        |
| DIAMETER,    |               |           |         |      |        |
| BOLT HOLE    |               |           |         |      |        |
| COORDINATE   |               |           |         |      |        |
| M            |               |           |         |      |        |
| EASUREMENTS, |               |           |         |      |        |
|              |               |           |         |      |        |
| HOLE         |               |           |         |      |        |
| DIAMETER,    |               |           |         |      |        |
| BOLT CIRCLE  |               |           |         |      |        |
| DIAMETER,    |               |           |         |      |        |
| AND          |               |           |         |      |        |
| WAVINESS.    |               |           |         |      |        |
| THE FLANGE   |               |           |         |      |        |
| FLATNESS     |               |           |         |      |        |
|              |               |           |         |      |        |
| WAS WITHIN   |               |           |         |      |        |
| THE PD       |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
| BUT DID NOT  |               |           |         |      |        |
| MEET THE ICD |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
|              |               |           |         |      |        |
| TO FURTHER   |               |           |         |      |        |
| UNDERSTAND   |               |           |         |      |        |
| THE          |               |           |         |      |        |
| CONDITION    |               |           |         |      |        |
| EXPERIENCED  |               |           |         |      |        |
| ON THE ET-59 |               |           |         |      |        |
| AND 60 LH2   |               |           |         |      |        |
|              |               |           |         |      |        |
| FEEDLINES, A |               |           |         |      |        |
| DECISION WAS |               |           |         |      |        |
| MADE TO      |               |           |         |      |        |
| D            |               |           |         |      |        |
| IMENSIONALLY |               |           |         |      |        |
| INSPECT TWO  |               |           |         |      |        |
| LH2 FEEDLINE |               |           |         |      |        |
|              |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGES      |               |           |         |      |        |
| IN-PROCESS   |               |           |         |      |        |
| AT ARROWHEAD |               |           |         |      |        |
| (ONE AT      |               |           |         |      |        |
| SUB-ASSEMBLY |               |           |         |      |        |
| LEVEL AND    |               |           |         |      |        |
|              |               |           |         |      |        |
| ONE POST     |               |           |         |      |        |
| ATP), AND    |               |           |         |      |        |
| FOUR LH2     |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGES FOR  |               |           |         |      |        |
|              |               |           |         |      |        |
| IN           |               |           |         |      |        |
| SIDE/OUTSIDE |               |           |         |      |        |
| DIAMETER AND |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| THICKNESS AT |               |           |         |      |        |
| KSC.         |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| DATA         |               |           |         |      |        |
|              |               |           |         |      |        |
| INDICATED    |               |           |         |      |        |
| THAT ALL THE |               |           |         |      |        |
| ABOVE        |               |           |         |      |        |
| CAPTIONED    |               |           |         |      |        |
| LH2          |               |           |         |      |        |
| FEEDLINES    |               |           |         |      |        |
| DID NOT MEET |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| DESIGN       |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| IN ADDITION  |               |           |         |      |        |
| TO ABOVE,    |               |           |         |      |        |
| EVALUATION   |               |           |         |      |        |
| OF           |               |           |         |      |        |
| ARROWHEAD\'S |               |           |         |      |        |
|              |               |           |         |      |        |
| M            |               |           |         |      |        |
| ANUFACTURING |               |           |         |      |        |
| PROCESS FLOW |               |           |         |      |        |
| INDICATED    |               |           |         |      |        |
| IN-PROCESS   |               |           |         |      |        |
| AND POST ATP |               |           |         |      |        |
|              |               |           |         |      |        |
| M            |               |           |         |      |        |
| ANUFACTURING |               |           |         |      |        |
| AND          |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| DEFICIENCIES |               |           |         |      |        |
|              |               |           |         |      |        |
| THE CAPS IS  |               |           |         |      |        |
| ISSUED TO    |               |           |         |      |        |
| INVESTIGATE  |               |           |         |      |        |
| THESE        |               |           |         |      |        |
| OCCURRENCES  |               |           |         |      |        |
| AND TO       |               |           |         |      |        |
| IMPLEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTIONS AS   |               |           |         |      |        |
| REQUIRED     |               |           |         |      |        |
|              |               |           |         |      |        |
| MMC NOTE:    |               |           |         |      |        |
| SINCE THE    |               |           |         |      |        |
| ANOMALIES    |               |           |         |      |        |
| WERE NOT     |               |           |         |      |        |
| IDENTIFIED   |               |           |         |      |        |
| AS A RESULT  |               |           |         |      |        |
| OF           |               |           |         |      |        |
|              |               |           |         |      |        |
| LEAKAGE,     |               |           |         |      |        |
| THIS CAPS IS |               |           |         |      |        |
| DESIGNATED   |               |           |         |      |        |
| AS           |               |           |         |      |        |
| CRITICALITY  |               |           |         |      |        |
| 3            |               |           |         |      |        |
|              |               |           |         |      |        |
| 11/13/91 PAC |               |           |         |      |        |
| NOTE:        |               |           |         |      |        |
| CRITICALITY  |               |           |         |      |        |
| UPGRADED TO  |               |           |         |      |        |
| CRITICALITY  |               |           |         |      |        |
| 1 BY REV. F  |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **Contractor |               |           |         |      |        |
| In           |               |           |         |      |        |
| vestigation/ |               |           |         |      |        |
| Resolution** |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+
| **MSFC       |               |           |         |      |        |
| Response/C   |               |           |         |      |        |
| oncurrence** |               |           |         |      |        |
|              |               |           |         |      |        |
| CAUSE        |               |           |         |      |        |
|              |               |           |         |      |        |
| MOST         |               |           |         |      |        |
| PROBABLE     |               |           |         |      |        |
| CAUSE FOR    |               |           |         |      |        |
| OUT OF       |               |           |         |      |        |
| TOLERANCE    |               |           |         |      |        |
| CONDITION IS |               |           |         |      |        |
| RESIDUAL     |               |           |         |      |        |
| STRESSES     |               |           |         |      |        |
|              |               |           |         |      |        |
| FROM WELD    |               |           |         |      |        |
| PROCESS      |               |           |         |      |        |
| COUPLED WITH |               |           |         |      |        |
| IN-PROCESS   |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| POINT        |               |           |         |      |        |
| DEFICIENCIES |               |           |         |      |        |
|              |               |           |         |      |        |
| TASK I       |               |           |         |      |        |
| PRO          |               |           |         |      |        |
| BLEM/FAILURE |               |           |         |      |        |
| I            |               |           |         |      |        |
| NVESTIGATION |               |           |         |      |        |
|              |               |           |         |      |        |
| 1\.          |               |           |         |      |        |
| PROCUREMENT  |               |           |         |      |        |
| QUALITY AND  |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| EVALUATE     |               |           |         |      |        |
| ARROWHEAD\'S |               |           |         |      |        |
|              |               |           |         |      |        |
| M            |               |           |         |      |        |
| ANUFACTURING |               |           |         |      |        |
| FLOW TO      |               |           |         |      |        |
| DETERMINE    |               |           |         |      |        |
| POSSIBLE     |               |           |         |      |        |
| CONTRIBUTORS |               |           |         |      |        |
| TO THE       |               |           |         |      |        |
|              |               |           |         |      |        |
| OUT-         |               |           |         |      |        |
| OF-TOLERANCE |               |           |         |      |        |
| CONDITIONS   |               |           |         |      |        |
| AND          |               |           |         |      |        |
| IMPLEMENT    |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTION       |               |           |         |      |        |
|              |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 11/13/90     |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| PROCUREMENT  |               |           |         |      |        |
| QUALITY AND  |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| HAS REVIEWED |               |           |         |      |        |
| THE          |               |           |         |      |        |
| M            |               |           |         |      |        |
| ANUFACTURING |               |           |         |      |        |
| FLOW         |               |           |         |      |        |
|              |               |           |         |      |        |
| AT ARROWHEAD |               |           |         |      |        |
| PRODUCTS IN  |               |           |         |      |        |
| ORDER TO     |               |           |         |      |        |
| DETERMINE IF |               |           |         |      |        |
| ANY          |               |           |         |      |        |
| DEFICIENCIES |               |           |         |      |        |
| EXIST        |               |           |         |      |        |
|              |               |           |         |      |        |
| THIS REVIEW  |               |           |         |      |        |
| INCLUDED THE |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| DETAIL,      |               |           |         |      |        |
| ELBOW        |               |           |         |      |        |
| CONSTRUCTION |               |           |         |      |        |
| AND TOP      |               |           |         |      |        |
|              |               |           |         |      |        |
| ASSEMBLY     |               |           |         |      |        |
| PLANNING.    |               |           |         |      |        |
| SINCE NO     |               |           |         |      |        |
| CONCLUSIVE   |               |           |         |      |        |
| DEFICIENCIES |               |           |         |      |        |
| WERE FOUND,  |               |           |         |      |        |
|              |               |           |         |      |        |
| ARROWHEAD    |               |           |         |      |        |
| HAS BEEN     |               |           |         |      |        |
| DIRECTED VIA |               |           |         |      |        |
| CHANGE ORDER |               |           |         |      |        |
| TO IMPLEMENT |               |           |         |      |        |
| ADDITIONAL   |               |           |         |      |        |
|              |               |           |         |      |        |
| INSPECTIONS. |               |           |         |      |        |
| THESE        |               |           |         |      |        |
| INSPECTIONS  |               |           |         |      |        |
| ARE REQUIRED |               |           |         |      |        |
| ON THE NEXT  |               |           |         |      |        |
| FIVE         |               |           |         |      |        |
| PRODUCTION   |               |           |         |      |        |
|              |               |           |         |      |        |
| UNITS.       |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| RESULTS FROM |               |           |         |      |        |
| THE FIRST    |               |           |         |      |        |
| TWO UNITS    |               |           |         |      |        |
| WILL BE      |               |           |         |      |        |
| UTILIZED     |               |           |         |      |        |
|              |               |           |         |      |        |
| TO DETERMINE |               |           |         |      |        |
| THE CAUSE OF |               |           |         |      |        |
| THE          |               |           |         |      |        |
| DI           |               |           |         |      |        |
| SCREPANCIES. |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| RESULTS FROM |               |           |         |      |        |
|              |               |           |         |      |        |
| THE THREE    |               |           |         |      |        |
| SUBSEQUENT   |               |           |         |      |        |
| UNITS WILL   |               |           |         |      |        |
| BE UTILIZED  |               |           |         |      |        |
| TO VERIFY    |               |           |         |      |        |
| THE          |               |           |         |      |        |
| E            |               |           |         |      |        |
| FFECTIVENESS |               |           |         |      |        |
|              |               |           |         |      |        |
| OF THE       |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTIONS. TO  |               |           |         |      |        |
| ENHANCE      |               |           |         |      |        |
| ARROWHEADS   |               |           |         |      |        |
| M            |               |           |         |      |        |
| ANUFACTURING |               |           |         |      |        |
| PROCESS,     |               |           |         |      |        |
|              |               |           |         |      |        |
| THE DRILL    |               |           |         |      |        |
| FIXTURE      |               |           |         |      |        |
| T12A6012 HAS |               |           |         |      |        |
| BEEN         |               |           |         |      |        |
| MODIFIED FOR |               |           |         |      |        |
| TOOLING      |               |           |         |      |        |
| HOLES AS     |               |           |         |      |        |
|              |               |           |         |      |        |
| DEPICTED IN  |               |           |         |      |        |
| THE REVISED  |               |           |         |      |        |
| PD DRAWING.  |               |           |         |      |        |
| ALSO THE     |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| P            |               |           |         |      |        |
| ROCESS/TOOLS |               |           |         |      |        |
|              |               |           |         |      |        |
| FOR FLANGE   |               |           |         |      |        |
| FLATNESS HAS |               |           |         |      |        |
| BEEN         |               |           |         |      |        |
| IMPROVED.    |               |           |         |      |        |
| (REF. I.O.M. |               |           |         |      |        |
| 3761-90-159  |               |           |         |      |        |
| AND          |               |           |         |      |        |
|              |               |           |         |      |        |
| CONTRACT     |               |           |         |      |        |
| #M60020      |               |           |         |      |        |
| CHANGE ORDER |               |           |         |      |        |
| 24)          |               |           |         |      |        |
|              |               |           |         |      |        |
| 2\.          |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| PROVIDE      |               |           |         |      |        |
| RATIONALE    |               |           |         |      |        |
| FOR          |               |           |         |      |        |
| ACCEPTANCE   |               |           |         |      |        |
| OF THE LH2   |               |           |         |      |        |
| FEEDLINES    |               |           |         |      |        |
|              |               |           |         |      |        |
| WITH ABOVE   |               |           |         |      |        |
| CAPTIONED    |               |           |         |      |        |
| D            |               |           |         |      |        |
| ISCREPANCIES |               |           |         |      |        |
|              |               |           |         |      |        |
| ECD:         |               |           |         |      |        |
| 10/26/90     |               |           |         |      |        |
| SECOND ECD:  |               |           |         |      |        |
| 1/11/91      |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 1/17/91      |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| THE HARDWARE |               |           |         |      |        |
| MEETS THE    |               |           |         |      |        |
| INTENT OF    |               |           |         |      |        |
| THE ICD AS   |               |           |         |      |        |
| THE LH2      |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| FLANGES,     |               |           |         |      |        |
|              |               |           |         |      |        |
| SEAL AND     |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| DISCONNECT   |               |           |         |      |        |
| HAVE MATED   |               |           |         |      |        |
| WITHOUT      |               |           |         |      |        |
| DIFFICULTY.  |               |           |         |      |        |
| ALSO         |               |           |         |      |        |
|              |               |           |         |      |        |
| VISUAL       |               |           |         |      |        |
| OBSERVATION  |               |           |         |      |        |
| OF SEAL      |               |           |         |      |        |
| LOCATION ON  |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| DURING       |               |           |         |      |        |
| ASSEMBLY HAS |               |           |         |      |        |
|              |               |           |         |      |        |
| APPEARED     |               |           |         |      |        |
| NORMAL (AS   |               |           |         |      |        |
| VERIFIED BY  |               |           |         |      |        |
| RELIABILITY  |               |           |         |      |        |
| ASSURANCE    |               |           |         |      |        |
| REVIEW OF    |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| COMPLETED    |               |           |         |      |        |
| BUILD        |               |           |         |      |        |
| RECORDS),    |               |           |         |      |        |
| AND THE      |               |           |         |      |        |
| SUCCESSFUL   |               |           |         |      |        |
| LEAK CHECKS  |               |           |         |      |        |
| PERFORMED AT |               |           |         |      |        |
|              |               |           |         |      |        |
| MAF AND KSC  |               |           |         |      |        |
| (OMRSD AND   |               |           |         |      |        |
| DURING ROSAN |               |           |         |      |        |
| INSERT       |               |           |         |      |        |
| V            |               |           |         |      |        |
| ERIFICATION) |               |           |         |      |        |
| ASSURES THE  |               |           |         |      |        |
|              |               |           |         |      |        |
| SEALING      |               |           |         |      |        |
| CAPABILITY   |               |           |         |      |        |
| OF FLANGE TO |               |           |         |      |        |
| THE SEAL.    |               |           |         |      |        |
| BASED ON THE |               |           |         |      |        |
| ABOVE, FLEET |               |           |         |      |        |
| LH2          |               |           |         |      |        |
|              |               |           |         |      |        |
| FEEDLIN      |               |           |         |      |        |
| E/DISCONNECT |               |           |         |      |        |
| JOINT        |               |           |         |      |        |
| ASSEMBLIES   |               |           |         |      |        |
| ARE PROPERLY |               |           |         |      |        |
| MATED AND    |               |           |         |      |        |
| FUNCTIONALLY |               |           |         |      |        |
|              |               |           |         |      |        |
| CAPABLE FOR  |               |           |         |      |        |
| FLIGHT.      |               |           |         |      |        |
| (REF: IOM    |               |           |         |      |        |
| 3515-90-002) |               |           |         |      |        |
|              |               |           |         |      |        |
| 3\.          |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| REVIEW THE   |               |           |         |      |        |
| ICD          |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
| TO PD AND    |               |           |         |      |        |
| VENDOR       |               |           |         |      |        |
| DRAWINGS TO  |               |           |         |      |        |
|              |               |           |         |      |        |
| ASSURE       |               |           |         |      |        |
| C            |               |           |         |      |        |
| OMPATIBILITY |               |           |         |      |        |
| OF DRAWINGS  |               |           |         |      |        |
|              |               |           |         |      |        |
| ECD:         |               |           |         |      |        |
| 10/19/90     |               |           |         |      |        |
| SECOND ECD:  |               |           |         |      |        |
| 1/11/91      |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 1/17/91      |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| AN           |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| REVIEW OF    |               |           |         |      |        |
| ICD          |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
| TO PD AND    |               |           |         |      |        |
| VENDOR       |               |           |         |      |        |
| DRAWINGS     |               |           |         |      |        |
|              |               |           |         |      |        |
| IDENTIFIED   |               |           |         |      |        |
| THAT THE     |               |           |         |      |        |
| DESIGN IS    |               |           |         |      |        |
| ADEQUATE BUT |               |           |         |      |        |
| NOT IN TOTAL |               |           |         |      |        |
| COMPLIANCE   |               |           |         |      |        |
| WITH         |               |           |         |      |        |
|              |               |           |         |      |        |
| THE ICD. A   |               |           |         |      |        |
| REVISION TO  |               |           |         |      |        |
| THE ICD FOR  |               |           |         |      |        |
| OUTSIDE      |               |           |         |      |        |
| DIAMETER,    |               |           |         |      |        |
| INSIDE       |               |           |         |      |        |
| DIAMETER,    |               |           |         |      |        |
|              |               |           |         |      |        |
| AND BOLT     |               |           |         |      |        |
| HOLE TRUE    |               |           |         |      |        |
| POSITION HAS |               |           |         |      |        |
| BEEN         |               |           |         |      |        |
| INITIATED.   |               |           |         |      |        |
| (REF. PIRN   |               |           |         |      |        |
| #TC-0512 TO  |               |           |         |      |        |
|              |               |           |         |      |        |
| ICD-2-12001  |               |           |         |      |        |
| AND IOM      |               |           |         |      |        |
| 3515-90-002) |               |           |         |      |        |
|              |               |           |         |      |        |
| 4\.          |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| REVIEW AND   |               |           |         |      |        |
| CLARIFY THE  |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| WAVINESS     |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
| TO           |               |           |         |      |        |
|              |               |           |         |      |        |
| IDENTIFY     |               |           |         |      |        |
| WHETHER      |               |           |         |      |        |
| MEASUREMENT  |               |           |         |      |        |
| SHOULD BE    |               |           |         |      |        |
| RADIALLY,    |               |           |         |      |        |
| CIRCU        |               |           |         |      |        |
| MFERENTIALLY |               |           |         |      |        |
| OR           |               |           |         |      |        |
|              |               |           |         |      |        |
| BOTH         |               |           |         |      |        |
|              |               |           |         |      |        |
| ECD:         |               |           |         |      |        |
| 10/19/90     |               |           |         |      |        |
| SECOND ECD:  |               |           |         |      |        |
| 1/11/91      |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 1/17/91      |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| EVALUATION   |               |           |         |      |        |
| OF FLANGE    |               |           |         |      |        |
| FLATNESS AND |               |           |         |      |        |
| WAVINESS HAS |               |           |         |      |        |
| RESULTED IN  |               |           |         |      |        |
|              |               |           |         |      |        |
| C            |               |           |         |      |        |
| LARIFICATION |               |           |         |      |        |
| OF THE ICD   |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| (REF. IOM    |               |           |         |      |        |
| 3515-90-002) |               |           |         |      |        |
|              |               |           |         |      |        |
| 5\.          |               |           |         |      |        |
| RELIABILITY  |               |           |         |      |        |
| ASSURANCE    |               |           |         |      |        |
| ISSUE DC&R   |               |           |         |      |        |
| TO VERIFY    |               |           |         |      |        |
| DIMENSIONS   |               |           |         |      |        |
| ON LH2       |               |           |         |      |        |
|              |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| FLANGES FOR  |               |           |         |      |        |
| ETS THAT     |               |           |         |      |        |
| REQUIRE      |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
| REPLACEMENT  |               |           |         |      |        |
|              |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 10/8/90      |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| DC&R         |               |           |         |      |        |
| P-90-002     |               |           |         |      |        |
| ISSUED TO    |               |           |         |      |        |
| D            |               |           |         |      |        |
| IMENSIONALLY |               |           |         |      |        |
| INSPECT THE  |               |           |         |      |        |
| LH2 FEEDLINE |               |           |         |      |        |
| UMBILICAL    |               |           |         |      |        |
|              |               |           |         |      |        |
| FLANGES ON   |               |           |         |      |        |
| ETS 42, 44,  |               |           |         |      |        |
| 45, 48, 49,  |               |           |         |      |        |
| 51, AND 55   |               |           |         |      |        |
|              |               |           |         |      |        |
| 6\.          |               |           |         |      |        |
| PROCUREMENT  |               |           |         |      |        |
| QUALITY      |               |           |         |      |        |
| MATERIEL AND |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| EVALUATE     |               |           |         |      |        |
| DATA FROM    |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| FIRST TWO    |               |           |         |      |        |
| PRODUCTION   |               |           |         |      |        |
| UNITS (PER   |               |           |         |      |        |
| ITEM 1) TO   |               |           |         |      |        |
| SPECIFICALLY |               |           |         |      |        |
| DETERMINE    |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| CAUSE FOR    |               |           |         |      |        |
| THE          |               |           |         |      |        |
| OUT-         |               |           |         |      |        |
| OF-TOLERANCE |               |           |         |      |        |
| CONDITIONS   |               |           |         |      |        |
| EXPERIENCED  |               |           |         |      |        |
| ON THE LH2   |               |           |         |      |        |
|              |               |           |         |      |        |
| FEEDLINE     |               |           |         |      |        |
|              |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 10/15/91     |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| THE          |               |           |         |      |        |
| INPROCESS    |               |           |         |      |        |
| DIMENSIONAL  |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
| DATA FROM    |               |           |         |      |        |
| S/N 146, 147 |               |           |         |      |        |
| AND 148      |               |           |         |      |        |
|              |               |           |         |      |        |
| REVEALED     |               |           |         |      |        |
| THAT         |               |           |         |      |        |
| STRESSES ARE |               |           |         |      |        |
| INDUCED      |               |           |         |      |        |
| DURING THE   |               |           |         |      |        |
| WELDING      |               |           |         |      |        |
| OPERATION.   |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| POSSIBLE     |               |           |         |      |        |
| CAUSE OF THE |               |           |         |      |        |
| OUT OF       |               |           |         |      |        |
| TOLERANCE    |               |           |         |      |        |
| CONDITION    |               |           |         |      |        |
| CAN BE       |               |           |         |      |        |
| ATTRIBUTED   |               |           |         |      |        |
| TO           |               |           |         |      |        |
|              |               |           |         |      |        |
| THE RESIDUAL |               |           |         |      |        |
| STRESS       |               |           |         |      |        |
|              |               |           |         |      |        |
| 7\.          |               |           |         |      |        |
| PRELIMINARY  |               |           |         |      |        |
| EVALUATION   |               |           |         |      |        |
| OF THE DATA  |               |           |         |      |        |
| OBTAINED     |               |           |         |      |        |
| FROM TASK I  |               |           |         |      |        |
| ITEM 6       |               |           |         |      |        |
|              |               |           |         |      |        |
| INDICATED    |               |           |         |      |        |
| THAT THE OUT |               |           |         |      |        |
| OF TOLERANCE |               |           |         |      |        |
| CONDITION    |               |           |         |      |        |
| MAY BE       |               |           |         |      |        |
| ATTRIBUTED   |               |           |         |      |        |
| TO THE       |               |           |         |      |        |
|              |               |           |         |      |        |
| RESIDUAL     |               |           |         |      |        |
| STRESSES     |               |           |         |      |        |
| AFTER        |               |           |         |      |        |
| WELDING.     |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| SUB-ASSEMBLY |               |           |         |      |        |
| FOR S/N 152  |               |           |         |      |        |
| HAS          |               |           |         |      |        |
|              |               |           |         |      |        |
| BEEN         |               |           |         |      |        |
| SUBJECTED TO |               |           |         |      |        |
| A STRESS     |               |           |         |      |        |
| RELIEVING    |               |           |         |      |        |
| OPERATION.   |               |           |         |      |        |
| INCREMENTAL  |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
|              |               |           |         |      |        |
| DATA FROM    |               |           |         |      |        |
| PRE-WELD     |               |           |         |      |        |
| THROUGH ATP  |               |           |         |      |        |
| WILL BE      |               |           |         |      |        |
| RECEIVED AND |               |           |         |      |        |
| ANALYZED.    |               |           |         |      |        |
| PRO-         |               |           |         |      |        |
|              |               |           |         |      |        |
| CUREMENT     |               |           |         |      |        |
| QUALITY,     |               |           |         |      |        |
| MATERIEL,    |               |           |         |      |        |
| AND          |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| DEPARTMENTS  |               |           |         |      |        |
| WILL         |               |           |         |      |        |
| EVALUATE     |               |           |         |      |        |
|              |               |           |         |      |        |
| THE DATA     |               |           |         |      |        |
| FROM         |               |           |         |      |        |
| INCREMENTAL  |               |           |         |      |        |
| INSPECTIONS  |               |           |         |      |        |
| TO ACCESS    |               |           |         |      |        |
| THE EFFECTS  |               |           |         |      |        |
| OF THE       |               |           |         |      |        |
|              |               |           |         |      |        |
| STRESS       |               |           |         |      |        |
| RELIEVING    |               |           |         |      |        |
| OPERATION    |               |           |         |      |        |
|              |               |           |         |      |        |
| ECD: 6/28/92 |               |           |         |      |        |
| SECOND ECD:  |               |           |         |      |        |
| 11/6/92      |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 4/21/93      |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| TO VERIFY    |               |           |         |      |        |
| THAT THE     |               |           |         |      |        |
| STRESS       |               |           |         |      |        |
| RELIEF       |               |           |         |      |        |
| OPERATION    |               |           |         |      |        |
| WOULD        |               |           |         |      |        |
| ELIMINATE    |               |           |         |      |        |
| THE CAUSE OF |               |           |         |      |        |
|              |               |           |         |      |        |
| THE          |               |           |         |      |        |
| DIMENSIONAL  |               |           |         |      |        |
| ERRORS IN    |               |           |         |      |        |
| THE INSIDE   |               |           |         |      |        |
| AND OUTSIDE  |               |           |         |      |        |
| DIAMETER,    |               |           |         |      |        |
| THE FLANGE   |               |           |         |      |        |
|              |               |           |         |      |        |
| SUB ASSEMBLY |               |           |         |      |        |
| OF S/N 152   |               |           |         |      |        |
| WAS STRESS   |               |           |         |      |        |
| RELIEVED     |               |           |         |      |        |
| AFTER THE    |               |           |         |      |        |
| WELDING      |               |           |         |      |        |
| OPERATION    |               |           |         |      |        |
|              |               |           |         |      |        |
| AND          |               |           |         |      |        |
| D            |               |           |         |      |        |
| IMENSIONALLY |               |           |         |      |        |
| MEASURED AT  |               |           |         |      |        |
| SEVERAL      |               |           |         |      |        |
| MILESTONES   |               |           |         |      |        |
| IN THE       |               |           |         |      |        |
| PRODUCTION   |               |           |         |      |        |
| FLOW         |               |           |         |      |        |
|              |               |           |         |      |        |
| THE DATA     |               |           |         |      |        |
| RECEIVED AND |               |           |         |      |        |
| EVALUATED BY |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| AND          |               |           |         |      |        |
| RELIABILITY  |               |           |         |      |        |
| ASSURANCE    |               |           |         |      |        |
|              |               |           |         |      |        |
| INDICATES    |               |           |         |      |        |
| THAT THE     |               |           |         |      |        |
| STRESS       |               |           |         |      |        |
| RELIEF       |               |           |         |      |        |
| OPERATION    |               |           |         |      |        |
| AFTER        |               |           |         |      |        |
| WELDING      |               |           |         |      |        |
| STABILIZED   |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| FLANGE AND   |               |           |         |      |        |
| THE          |               |           |         |      |        |
| DIMENSIONS   |               |           |         |      |        |
| STAYED       |               |           |         |      |        |
| WITHIN THE   |               |           |         |      |        |
| DRAWING      |               |           |         |      |        |
| REQUIREMENTS |               |           |         |      |        |
|              |               |           |         |      |        |
| TASK II      |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTIONS      |               |           |         |      |        |
|              |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTIONS      |               |           |         |      |        |
|              |               |           |         |      |        |
| AS A RESULT  |               |           |         |      |        |
| OF TASK I,   |               |           |         |      |        |
| THE          |               |           |         |      |        |
| FOLLOWING    |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTIONS HAVE |               |           |         |      |        |
| BEEN         |               |           |         |      |        |
|              |               |           |         |      |        |
| IMPLEMENTED  |               |           |         |      |        |
|              |               |           |         |      |        |
| BOLT HOLE    |               |           |         |      |        |
| DIAMETER     |               |           |         |      |        |
|              |               |           |         |      |        |
| VENDOR       |               |           |         |      |        |
| IMPLEMENTED  |               |           |         |      |        |
| A REAMING    |               |           |         |      |        |
| OPERATION    |               |           |         |      |        |
| AFTER        |               |           |         |      |        |
| DRILLING AND |               |           |         |      |        |
| ALSO ADDED   |               |           |         |      |        |
|              |               |           |         |      |        |
| ADDITIONAL   |               |           |         |      |        |
| IN PROCESS   |               |           |         |      |        |
| INSPECTION   |               |           |         |      |        |
|              |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| FLATNESS     |               |           |         |      |        |
|              |               |           |         |      |        |
| VENDOR       |               |           |         |      |        |
| REVISED POST |               |           |         |      |        |
| ATP LAPPING  |               |           |         |      |        |
| PROCESS AND  |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| FLATNESS     |               |           |         |      |        |
| INSPECT-     |               |           |         |      |        |
|              |               |           |         |      |        |
| TION METHOD; |               |           |         |      |        |
| MMMSS        |               |           |         |      |        |
| PROVIDED     |               |           |         |      |        |
| SUPPLIER     |               |           |         |      |        |
| WITH A       |               |           |         |      |        |
| FLATNESS     |               |           |         |      |        |
| MEASURING    |               |           |         |      |        |
| TOOL         |               |           |         |      |        |
|              |               |           |         |      |        |
| IN ADDITION, |               |           |         |      |        |
| MMMSS        |               |           |         |      |        |
| DRAWING      |               |           |         |      |        |
| (PD4800184)  |               |           |         |      |        |
| HAS BEEN     |               |           |         |      |        |
| REVISED TO   |               |           |         |      |        |
| REFLECT      |               |           |         |      |        |
|              |               |           |         |      |        |
| FLATNESS     |               |           |         |      |        |
| REQUIREMENT  |               |           |         |      |        |
| PER ICD      |               |           |         |      |        |
|              |               |           |         |      |        |
| FLANGE       |               |           |         |      |        |
| WAVINESS     |               |           |         |      |        |
|              |               |           |         |      |        |
| VENDOR       |               |           |         |      |        |
| REVISED THE  |               |           |         |      |        |
| POST ATP     |               |           |         |      |        |
| LAPPING      |               |           |         |      |        |
| PROCESS      |               |           |         |      |        |
|              |               |           |         |      |        |
| INSIDE       |               |           |         |      |        |
| DIAMETER     |               |           |         |      |        |
|              |               |           |         |      |        |
| ICD REVISED  |               |           |         |      |        |
| TO RELAX THE |               |           |         |      |        |
| REQUIREMENT  |               |           |         |      |        |
| FROM         |               |           |         |      |        |
| 16           |               |           |         |      |        |
| .875+/-0.010 |               |           |         |      |        |
| TO           |               |           |         |      |        |
|              |               |           |         |      |        |
| 16           |               |           |         |      |        |
| .880+/-0.030 |               |           |         |      |        |
| (REF         |               |           |         |      |        |
| IRN0461)     |               |           |         |      |        |
|              |               |           |         |      |        |
| OUTSIDE      |               |           |         |      |        |
| DIAMETER     |               |           |         |      |        |
|              |               |           |         |      |        |
| ICD REVISED  |               |           |         |      |        |
| TO RELAX     |               |           |         |      |        |
| REQUIREMENT  |               |           |         |      |        |
| FROM         |               |           |         |      |        |
| 19           |               |           |         |      |        |
| .062+/-0.010 |               |           |         |      |        |
| TO 19.042    |               |           |         |      |        |
|              |               |           |         |      |        |
| MINIMUM      |               |           |         |      |        |
| (REF.        |               |           |         |      |        |
| IRN0461)     |               |           |         |      |        |
|              |               |           |         |      |        |
| BOLT HOLE    |               |           |         |      |        |
| COORDINATE   |               |           |         |      |        |
| MEASUREMENT  |               |           |         |      |        |
| (TRUE        |               |           |         |      |        |
| POSITION)    |               |           |         |      |        |
|              |               |           |         |      |        |
| \- VENDOR    |               |           |         |      |        |
| REVISED      |               |           |         |      |        |
| M            |               |           |         |      |        |
| ANUFACTURING |               |           |         |      |        |
| PROCESS FOR  |               |           |         |      |        |
| SHIMS        |               |           |         |      |        |
|              |               |           |         |      |        |
| \- VENDOR    |               |           |         |      |        |
| ADDED        |               |           |         |      |        |
| CLAMPING     |               |           |         |      |        |
| REQUIREMENT  |               |           |         |      |        |
| FOR          |               |           |         |      |        |
| STABILITY    |               |           |         |      |        |
| DURING       |               |           |         |      |        |
| DRILLING     |               |           |         |      |        |
|              |               |           |         |      |        |
| (REF. IOM    |               |           |         |      |        |
| MTO-         |               |           |         |      |        |
| 0792-SMG-016 |               |           |         |      |        |
| AND          |               |           |         |      |        |
| 4114-92-019) |               |           |         |      |        |
|              |               |           |         |      |        |
| \- TOOLING   |               |           |         |      |        |
| HOLES WERE   |               |           |         |      |        |
| ADDED TO     |               |           |         |      |        |
| MINIMIZE     |               |           |         |      |        |
| DEFLECTION   |               |           |         |      |        |
| BETWEEN      |               |           |         |      |        |
| ELBOW AND    |               |           |         |      |        |
|              |               |           |         |      |        |
| DRILL JIG    |               |           |         |      |        |
|              |               |           |         |      |        |
| \- MMMSS     |               |           |         |      |        |
| PROVIDED     |               |           |         |      |        |
| DRILL        |               |           |         |      |        |
| FIXTURE      |               |           |         |      |        |
| T2A6196      |               |           |         |      |        |
| (REF. IOM    |               |           |         |      |        |
| 4120-93-018) |               |           |         |      |        |
|              |               |           |         |      |        |
| \- ICD       |               |           |         |      |        |
| REVISED TO   |               |           |         |      |        |
| RELAX        |               |           |         |      |        |
| REQUIREMENT  |               |           |         |      |        |
| FOR THE TRUE |               |           |         |      |        |
| POSITION     |               |           |         |      |        |
| FROM 0.010   |               |           |         |      |        |
|              |               |           |         |      |        |
| INCH TO      |               |           |         |      |        |
| 0.020 INCH   |               |           |         |      |        |
| (REF.        |               |           |         |      |        |
| IRN0461)     |               |           |         |      |        |
|              |               |           |         |      |        |
| 2\.          |               |           |         |      |        |
| PROCUREMENT  |               |           |         |      |        |
| QUALITY,     |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| AND MATERIEL |               |           |         |      |        |
| OBTAIN       |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
|              |               |           |         |      |        |
| ACTION TO    |               |           |         |      |        |
| RESOLVE THE  |               |           |         |      |        |
| CAUSE        |               |           |         |      |        |
| DETERMINED   |               |           |         |      |        |
| BY TASK I    |               |           |         |      |        |
| ITEM 7       |               |           |         |      |        |
|              |               |           |         |      |        |
| ECD: 7/15/92 |               |           |         |      |        |
| SECOND ECD:  |               |           |         |      |        |
| 11/16/92     |               |           |         |      |        |
| COMPLETED:   |               |           |         |      |        |
| 4/21/93      |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| STATEMENT    |               |           |         |      |        |
|              |               |           |         |      |        |
| THROUGH      |               |           |         |      |        |
| EVALUATION   |               |           |         |      |        |
| OF DATA      |               |           |         |      |        |
| RECEIVED     |               |           |         |      |        |
| FROM THE     |               |           |         |      |        |
| SUPPLIER,    |               |           |         |      |        |
| THE STRESS   |               |           |         |      |        |
| RELIEF       |               |           |         |      |        |
|              |               |           |         |      |        |
| OPERATION    |               |           |         |      |        |
| WAS FOUND TO |               |           |         |      |        |
| HAVE         |               |           |         |      |        |
| STABILIZED   |               |           |         |      |        |
| THE FLANGE   |               |           |         |      |        |
| ASSEMBLY     |               |           |         |      |        |
| THROUGHOUT   |               |           |         |      |        |
|              |               |           |         |      |        |
| THE BUILD    |               |           |         |      |        |
| PROCESS. THE |               |           |         |      |        |
| M            |               |           |         |      |        |
| ANUFACTURING |               |           |         |      |        |
| PROCESS      |               |           |         |      |        |
| PLANS HAVE   |               |           |         |      |        |
| BEEN         |               |           |         |      |        |
| REDLINED     |               |           |         |      |        |
|              |               |           |         |      |        |
| TO STRESS    |               |           |         |      |        |
| RELIEVE TWO  |               |           |         |      |        |
| ADDITIONAL   |               |           |         |      |        |
| LINES. THE   |               |           |         |      |        |
| DATA FROM    |               |           |         |      |        |
| ALL THREE    |               |           |         |      |        |
| LINES        |               |           |         |      |        |
|              |               |           |         |      |        |
| WILL BE      |               |           |         |      |        |
| EVALUATED TO |               |           |         |      |        |
| DETERMINE    |               |           |         |      |        |
| WHETHER THE  |               |           |         |      |        |
| STRESS       |               |           |         |      |        |
| RELIEVING    |               |           |         |      |        |
| OPERATION IS |               |           |         |      |        |
|              |               |           |         |      |        |
| A COST       |               |           |         |      |        |
| EFFECTIVE    |               |           |         |      |        |
| ENHANCEMENT  |               |           |         |      |        |
| AND SHOULD   |               |           |         |      |        |
| BE           |               |           |         |      |        |
| PERMANENTLY  |               |           |         |      |        |
| INCLUDED IN  |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| PROCESS.     |               |           |         |      |        |
| (REF. IOM    |               |           |         |      |        |
| 4114-92-022) |               |           |         |      |        |
|              |               |           |         |      |        |
| TASK III     |               |           |         |      |        |
| CLEARANCE OF |               |           |         |      |        |
| E            |               |           |         |      |        |
| FFECTIVITIES |               |           |         |      |        |
|              |               |           |         |      |        |
| ALL ETS      |               |           |         |      |        |
| CLEARED      |               |           |         |      |        |
| BASED ON     |               |           |         |      |        |
| SUCCESSFUL   |               |           |         |      |        |
| INSTALLATION |               |           |         |      |        |
| AND LEAK     |               |           |         |      |        |
| TEST OF THE  |               |           |         |      |        |
|              |               |           |         |      |        |
| LH2          |               |           |         |      |        |
| FEEDLINES AT |               |           |         |      |        |
| MAF AND KSC. |               |           |         |      |        |
| THIS         |               |           |         |      |        |
| SATISFIES    |               |           |         |      |        |
| THE FINAL    |               |           |         |      |        |
| CIL          |               |           |         |      |        |
| RETENTION    |               |           |         |      |        |
|              |               |           |         |      |        |
| RATIONALE    |               |           |         |      |        |
|              |               |           |         |      |        |
| NOTE: THIS   |               |           |         |      |        |
| IS ALSO THE  |               |           |         |      |        |
| DEFERRAL     |               |           |         |      |        |
| RATIONALE    |               |           |         |      |        |
|              |               |           |         |      |        |
| TASK IV CAPS |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| SUMMARY      |               |           |         |      |        |
|              |               |           |         |      |        |
| THE LH2 FEED |               |           |         |      |        |
| LINES        |               |           |         |      |        |
| INSPECTED AT |               |           |         |      |        |
| MAF WERE     |               |           |         |      |        |
| FOUND TO     |               |           |         |      |        |
| HAVE SEVERAL |               |           |         |      |        |
|              |               |           |         |      |        |
| DIMENSIONAL  |               |           |         |      |        |
| ANOMALIES    |               |           |         |      |        |
| ASSOCIATED   |               |           |         |      |        |
| WITH THE ICD |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| AN           |               |           |         |      |        |
|              |               |           |         |      |        |
| I            |               |           |         |      |        |
| NVESTIGATION |               |           |         |      |        |
| AT THE       |               |           |         |      |        |
| SUPPLIER WAS |               |           |         |      |        |
| CONDUCTED    |               |           |         |      |        |
| AND CAUSE    |               |           |         |      |        |
| AND          |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
|              |               |           |         |      |        |
| ACTIONS FOR  |               |           |         |      |        |
| THESE        |               |           |         |      |        |
| ANOMALIES    |               |           |         |      |        |
| WERE         |               |           |         |      |        |
| ESTABLISHED. |               |           |         |      |        |
| THE FEED     |               |           |         |      |        |
| LINE         |               |           |         |      |        |
| ASSEMBLY     |               |           |         |      |        |
|              |               |           |         |      |        |
| FOR S/N 152  |               |           |         |      |        |
| WAS          |               |           |         |      |        |
| INSPECTED    |               |           |         |      |        |
| THROUGH      |               |           |         |      |        |
| PRE-ATP      |               |           |         |      |        |
| WHICH        |               |           |         |      |        |
| INCORPORATED |               |           |         |      |        |
|              |               |           |         |      |        |
| ALL THE      |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTIONS AND  |               |           |         |      |        |
| A POST WELD  |               |           |         |      |        |
| STRESS       |               |           |         |      |        |
| RELIEVING    |               |           |         |      |        |
|              |               |           |         |      |        |
| OPERATION ON |               |           |         |      |        |
| THE ELBOW.   |               |           |         |      |        |
| (SEE TASK    |               |           |         |      |        |
| II). THE     |               |           |         |      |        |
| FEED LINE    |               |           |         |      |        |
| FLANGE MET   |               |           |         |      |        |
| ALL          |               |           |         |      |        |
|              |               |           |         |      |        |
| DRAWING      |               |           |         |      |        |
| DIMENSIONAL  |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS. |               |           |         |      |        |
| BASED ON THE |               |           |         |      |        |
| MEASUREMENTS |               |           |         |      |        |
| OBTAINED     |               |           |         |      |        |
|              |               |           |         |      |        |
| FROM S/N     |               |           |         |      |        |
| 152, THE     |               |           |         |      |        |
| RELAXED ICD  |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS, |               |           |         |      |        |
| AND THE      |               |           |         |      |        |
| REVISED      |               |           |         |      |        |
| MMMSS        |               |           |         |      |        |
|              |               |           |         |      |        |
| DRAWING      |               |           |         |      |        |
| R            |               |           |         |      |        |
| EQUIREMENTS, |               |           |         |      |        |
| NO FURTHER   |               |           |         |      |        |
| CORRECTIVE   |               |           |         |      |        |
| ACTION IS    |               |           |         |      |        |
| REQUIRED     |               |           |         |      |        |
|              |               |           |         |      |        |
| ALTHOUGH THE |               |           |         |      |        |
| ICD CHANGE   |               |           |         |      |        |
| RESOLVED THE |               |           |         |      |        |
| OVALITY      |               |           |         |      |        |
| PROBLEM, THE |               |           |         |      |        |
| SUPPLIER AND |               |           |         |      |        |
|              |               |           |         |      |        |
| ENGINEERING  |               |           |         |      |        |
| ARE          |               |           |         |      |        |
| CONTINUING   |               |           |         |      |        |
| TO EVALUATE  |               |           |         |      |        |
| THE STRESS   |               |           |         |      |        |
| RELIEVING    |               |           |         |      |        |
| OPERATION    |               |           |         |      |        |
|              |               |           |         |      |        |
| AND WILL     |               |           |         |      |        |
| PERMANENTLY  |               |           |         |      |        |
| IMPLEMENT IT |               |           |         |      |        |
| AS AN        |               |           |         |      |        |
| ENHANCEMENT  |               |           |         |      |        |
| IF IT PROVES |               |           |         |      |        |
| TO BE        |               |           |         |      |        |
|              |               |           |         |      |        |
| COST         |               |           |         |      |        |
| EFFECTIVE    |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| 2/15/91 -    |               |           |         |      |        |
| PAC NOTE:    |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| SUBMITTAL    |               |           |         |      |        |
| REJECTED     |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| CLOSURE      |               |           |         |      |        |
| SUBMITTED BY |               |           |         |      |        |
| MMMSS TO     |               |           |         |      |        |
| MSFC ON      |               |           |         |      |        |
| 2/4/91.      |               |           |         |      |        |
| CLOSURE WAS  |               |           |         |      |        |
| REJECTED ON  |               |           |         |      |        |
|              |               |           |         |      |        |
| 2/15/91      |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*       |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| PAC NOTE:    |               |           |         |      |        |
| DEFERRAL     |               |           |         |      |        |
| RATIONALE    |               |           |         |      |        |
| SUBMITTED    |               |           |         |      |        |
| FOR MSFC     |               |           |         |      |        |
| REVIEW       |               |           |         |      |        |
| 11/14/91     |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*       |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| 11/14/91 -   |               |           |         |      |        |
| DEFERRAL     |               |           |         |      |        |
| RATIONALE:   |               |           |         |      |        |
| THIS PROBLEM |               |           |         |      |        |
| HAS BEEN     |               |           |         |      |        |
| DEFERRED FOR |               |           |         |      |        |
| THE          |               |           |         |      |        |
|              |               |           |         |      |        |
| NEXT SIX     |               |           |         |      |        |
| MONTHS PER   |               |           |         |      |        |
| NSTS 08126,  |               |           |         |      |        |
| REVISION D,  |               |           |         |      |        |
| PARAGRAPH    |               |           |         |      |        |
| 3.3.10.1,    |               |           |         |      |        |
| ITEM D       |               |           |         |      |        |
|              |               |           |         |      |        |
| WHICH STATES |               |           |         |      |        |
| \"THE        |               |           |         |      |        |
| PROBLEM      |               |           |         |      |        |
| CONDITION IS |               |           |         |      |        |
| CLEARLY      |               |           |         |      |        |
| SCREENED BY  |               |           |         |      |        |
| PREFLIGHT    |               |           |         |      |        |
|              |               |           |         |      |        |
| CHECKOUT OR  |               |           |         |      |        |
| SPECIAL      |               |           |         |      |        |
| TESTS (I.E., |               |           |         |      |        |
| FAILURE MODE |               |           |         |      |        |
| SHOULD NOT   |               |           |         |      |        |
| OCCUR        |               |           |         |      |        |
| FOLLOWING    |               |           |         |      |        |
|              |               |           |         |      |        |
| THE TEST).\" |               |           |         |      |        |
|              |               |           |         |      |        |
| APPROVAL:    |               |           |         |      |        |
| \_\          |               |           |         |      |        |
| _\_\_\_CRAIG |               |           |         |      |        |
| E. SUMNER    |               |           |         |      |        |
| (SIGNE       |               |           |         |      |        |
| D)\_\_\_\_\_ |               |           |         |      |        |
| \_\_\_\_\_\_ |               |           |         |      |        |
| DATE:        |               |           |         |      |        |
| \_\_11/1     |               |           |         |      |        |
| 4/91\_\_\_\_ |               |           |         |      |        |
|              |               |           |         |      |        |
| FOR GERALD   |               |           |         |      |        |
| C. LADNER    |               |           |         |      |        |
|              |               |           |         |      |        |
| ET PROJECT   |               |           |         |      |        |
| MANAGER      |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| 5/6/92 -     |               |           |         |      |        |
| DEFERRAL     |               |           |         |      |        |
| RATIONALE    |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| THIS PROBLEM |               |           |         |      |        |
| HAS BEEN     |               |           |         |      |        |
| DEFERRED FOR |               |           |         |      |        |
| THE NEXT SIX |               |           |         |      |        |
| (6) MONTHS   |               |           |         |      |        |
| PER NSTS     |               |           |         |      |        |
|              |               |           |         |      |        |
| 08126,       |               |           |         |      |        |
| REVISION D,  |               |           |         |      |        |
| PARAGRAPH    |               |           |         |      |        |
| 3.3.10.1,    |               |           |         |      |        |
| ITEM D WHICH |               |           |         |      |        |
| STATES \"THE |               |           |         |      |        |
| PROBLEM      |               |           |         |      |        |
|              |               |           |         |      |        |
| CONDITION IS |               |           |         |      |        |
| CLEARLY      |               |           |         |      |        |
| SCREENED BY  |               |           |         |      |        |
| PREFLIGHT    |               |           |         |      |        |
| CHECKOUT OR  |               |           |         |      |        |
| SPECIAL      |               |           |         |      |        |
| TESTS        |               |           |         |      |        |
|              |               |           |         |      |        |
| (I.E.        |               |           |         |      |        |
| FAILURE MODE |               |           |         |      |        |
| SHOULD NOT   |               |           |         |      |        |
| OCCUR        |               |           |         |      |        |
| FOLLOWING    |               |           |         |      |        |
| THE TEST).\" |               |           |         |      |        |
|              |               |           |         |      |        |
| APPROVAL:\_  |               |           |         |      |        |
| \_\_\_GERALD |               |           |         |      |        |
| C.           |               |           |         |      |        |
| LADNER       |               |           |         |      |        |
| (SIGNED)\_\_ |               |           |         |      |        |
| DATE:\       |               |           |         |      |        |
| _\_\_5/22/92 |               |           |         |      |        |
| \_\_\_\_\_\_ |               |           |         |      |        |
|              |               |           |         |      |        |
| GERALD C.    |               |           |         |      |        |
| LADNER       |               |           |         |      |        |
|              |               |           |         |      |        |
| ET PROJECT   |               |           |         |      |        |
| MANAGER      |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| 11/19/92 -   |               |           |         |      |        |
| DEFERRAL     |               |           |         |      |        |
| RATIONALE:   |               |           |         |      |        |
|              |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
| \*\*\*\*\*\* |               |           |         |      |        |
|              |               |           |         |      |        |
| THIS PROBLEM |               |           |         |      |        |
| HAS BEEN     |               |           |         |      |        |
| DEFERRED FOR |               |           |         |      |        |
| THE NEXT SIX |               |           |         |      |        |
| (6) MONTHS   |               |           |         |      |        |
| PER NSTS     |               |           |         |      |        |
|              |               |           |         |      |        |
| 08126,       |               |           |         |      |        |
| REVISION D,  |               |           |         |      |        |
| PARAGRAPH    |               |           |         |      |        |
| 3.3.10.1,    |               |           |         |      |        |
| ITEM D WHICH |               |           |         |      |        |
| STATES \"THE |               |           |         |      |        |
| PROBLEM      |               |           |         |      |        |
|              |               |           |         |      |        |
| CONDITION IS |               |           |         |      |        |
| CLEARLY      |               |           |         |      |        |
| SCREENED BY  |               |           |         |      |        |
| PREFLIGHT    |               |           |         |      |        |
| CHECKOUT OR  |               |           |         |      |        |
| SPECIAL      |               |           |         |      |        |
| TESTS        |               |           |         |      |        |
|              |               |           |         |      |        |
| (I.E.        |               |           |         |      |        |
| FAILURE MODE |               |           |         |      |        |
| SHOULD NOT   |               |           |         |      |        |
| OCCUR        |               |           |         |      |        |
| FOLLOWING    |               |           |         |      |        |
| THE TEST).\" |               |           |         |      |        |
|              |               |           |         |      |        |
| APP          |               |           |         |      |        |
| ROVAL:PARKER |               |           |         |      |        |
| COUNTS       |               |           |         |      |        |
| (SIGNED)     |               |           |         |      |        |
| DATE:        |               |           |         |      |        |
| \_\_11/20/92 |               |           |         |      |        |
| \_\_\_\_\_\_ |               |           |         |      |        |
|              |               |           |         |      |        |
| PARKER       |               |           |         |      |        |
| COUNTS       |               |           |         |      |        |
|              |               |           |         |      |        |
| ET PROJECT   |               |           |         |      |        |
| MANAGER      |               |           |         |      |        |
+--------------+---------------+-----------+---------+------+--------+

  -----------------------------------------------------------------------

  ASSESSMENT ADDENDUM REPORT
  -----------------------------------------------------------------------

  ---------------- ----------------- ---------------- ----------- ----------- ------------
  **MSFC           **IFA#**\         **Contractor     **JSC#**\   **KSC#**\   **EICN#**\
  Report#**\       \--               RPT#**\          \--         \--         \--
  A13245                             P-068                                    

  **Asmnt Part#**\ **Asmnt Part      **Asmnt                                  
  PD4800184        Name**\           Serial/Lot#**\                           
                   LH2 FEEDLINE      ET-59                                    

  **HCRIT CD**\    **FCRIT CD**\     **CAUSE CD**\    **FAIL                  
  \--              1                 MA - MFG-ASY     MODE**\                 
                                                      UC - UNSAT              

  **Asmnt FMEA**\  **Asmnt FM**\     **FMEA CSE**\    **FMEA                  
  2.5.8.1          1                 C                SCSE**\                 
                                                      2                       

  **Asmnt FMEA**\  **Asmnt FM**\     **FMEA CSE**\    **FMEA                  
  \--              \--               \--              SCSE**\                 
                                                      \--                     

  **Asmnt FMEA**\  **Asmnt FM**\     **FMEA CSE**\    **FMEA                  
  \--              \--               \--              SCSE**\                 
                                                      \--                     

  **Correlated     **Correlated      **Correlated                             
  Part#**\         Part#**\          Part#**\                                 
  \--              \--               \--                                      

  **Associated     **Associated      **Associated                             
  LRU#**\          LRU#**\           LRU#**\                                  
  \--              \--               \--                                      

  **MAJOR DESIGN                                                              
  CHANGES**                                                                   

  **APRV DATE**\   **DESCRIPTION OF                                           
  \--              CHANGES**\                                                 
                   \--                                                        

  **ASSESSMENT                                                                
  TEXT**                                                                      
  ---------------- ----------------- ---------------- ----------- ----------- ------------