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

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

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

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

+--------------+---------------+-----------+--------+------+--------+
| **MSFC       | **In-Flight   | **C       | **J    | *    |        |
| Record \#**\ | Anomaly       | ontractor | SC#**\ | *KSC |        |
| A13067       | Number**\     | Report    | \--    | #**\ |        |
|              | \--           | Number**\ |        | \--  |        |
|              |               | P-066     |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Problem    |               |           |        |      |        |
| Title**\     |               |           |        |      |        |
| L02 FEEDLINE |               |           |        |      |        |
| OVERPR       |               |           |        |      |        |
| ESSURIZATION |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **EICN#**\   | **ELEMENT**\  | **Cont    | **FS   | **   |        |
| \--          | ET            | ractor**\ | CM#**\ | FCRI |        |
|              |               | MMMSS     | \--    | T**\ |        |
|              |               |           |        | 1    |        |
+--------------+---------------+-----------+--------+------+--------+
| **HCRIT**\   | **Sys_Lvl**\  | **Misc    |        |      |        |
| \--          | N             | Codes**\  |        |      |        |
|              |               | A **(1)** |        |      |        |
|              |               | B C D E F |        |      |        |
|              |               | G H I J K |        |      |        |
|              |               | L M N O   |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| *            | **NO          | *         | *      | *    |        |
| *HARDWARE**\ | MENCLATURE**\ | *PART#**\ | *SER/L | *MAN |        |
| EIM          | \--           | \--       | OT#**\ | UFAC |        |
|              |               |           | \--    | TURE |        |
|              |               |           |        | R**\ |        |
|              |               |           |        | \--  |        |
+--------------+---------------+-----------+--------+------+--------+
| *            | **NO          | *         | *      | *    |        |
| *HARDWARE**\ | MENCLATURE**\ | *PART#**\ | *SER/L | *MAN |        |
| LRU          | \--           | \--       | OT#**\ | UFAC |        |
|              |               |           | \--    | TURE |        |
|              |               |           |        | R**\ |        |
|              |               |           |        | \--  |        |
+--------------+---------------+-----------+--------+------+--------+
| *            | **NO          | *         | *      | *    |        |
| *HARDWARE**\ | MENCLATURE**\ | *PART#**\ | *SER/L | *MAN |        |
| NCA          | L02 FEEDLINE  | 809210    | OT#**\ | UFAC |        |
|              |               | 11900-010 | 0      | TURE |        |
|              |               |           | 000361 | R**\ |        |
|              |               |           |        | AI   |        |
|              |               |           |        | RITE |        |
+--------------+---------------+-----------+--------+------+--------+
| **Test/      | **Prevailing  | **F /     | **Fail | **   |        |
| Operation**\ | Condtion**\   | U**\      | M      | Caus |        |
| A - ATP      | F -           | F         | ode**\ | e**\ |        |
|              | FUNCTIONAL    |           | MT -   | E    |        |
|              |               |           | P/T HI | TW - |        |
|              |               |           | OR LO  | EI-T |        |
|              |               |           |        | EST- |        |
|              |               |           |        | WORK |        |
+--------------+---------------+-----------+--------+------+--------+
| **System**\  | **Defect**\   | **Ma      | **Work | **   |        |
| PROPULSION   | \--           | terial**\ | Cont   | Fail |        |
|              |               | S -       | act**\ | Dat  |        |
|              |               | STRUCT    | J.     | e**\ |        |
|              |               |           | F      | 07   |        |
|              |               |           | INCHER | /10/ |        |
|              |               |           |        | 1990 |        |
+--------------+---------------+-----------+--------+------+--------+
| **Received   | **Date        | **FMEA    | **IFA: | *    |        |
| at MSFC**\   | Isolated**\   | Ref       | M      | *Mis |        |
| 07/13/1990   | 07/12/1990    | erence**\ | ission | sion |        |
|              |               | 2.1.9.1   | Ph     | Ela  |        |
|              |               |           | ase**\ | psed |        |
|              |               |           | \--    | Tim  |        |
|              |               |           |        | e**\ |        |
|              |               |           |        | \--  |        |
+--------------+---------------+-----------+--------+------+--------+
| *            |               | **S       |        | **   |        |
| *Location**\ |               | ymptom**\ |        | Time |        |
| NTS          |               | MT - P/T  |        | Cycl |        |
|              |               | HI OR LO  |        | e**\ |        |
|              |               |           |        | \--  |        |
+--------------+---------------+-----------+--------+------+--------+
| *            |               |           |        |      |        |
| *Effectivity |               |           |        |      |        |
| Text**\      |               |           |        |      |        |
| DEFERRED,    |               |           |        |      |        |
| 8/14/90;     |               |           |        |      |        |
| REDEFERRED,  |               |           |        |      |        |
| 1/17/91;     |               |           |        |      |        |
| REDEFERRED,  |               |           |        |      |        |
| 7/9/91;      |               |           |        |      |        |
| CLOSED,      |               |           |        |      |        |
| 8/26/91      |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Vehicle    |               |           |        |      |        |
| Effectivity  |               |           |        |      |        |
| Codes**      |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Vehicle    | **Vehicle     | **Vehicle | **V    | *    |        |
| 1**\         | 2**\          | 3**\      | ehicle | *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**\      | \--           |           | Act    |      |        |
| \--          |               |           | ion**\ |      |        |
|              |               |           | \--    |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **I          |               |           |        |      |        |
| nvestigation |               |           |        |      |        |
| / Resolution |               |           |        |      |        |
| Summary**    |               |           |        |      |        |
|              |               |           |        |      |        |
| CAUSE: TEST  |               |           |        |      |        |
| PERSONNEL    |               |           |        |      |        |
| ERROR -      |               |           |        |      |        |
| OPERATOR     |               |           |        |      |        |
| OPENED       |               |           |        |      |        |
| INCORRECT    |               |           |        |      |        |
| VALVE WHICH  |               |           |        |      |        |
|              |               |           |        |      |        |
| APPLIED      |               |           |        |      |        |
| ADDITIONAL   |               |           |        |      |        |
| WATER        |               |           |        |      |        |
| PRESSURE TO  |               |           |        |      |        |
| LINE IN LIEU |               |           |        |      |        |
| OF RELIEVING |               |           |        |      |        |
|              |               |           |        |      |        |
| PRESSURE.    |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| WAS          |               |           |        |      |        |
| INADEQUATE   |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Last MSFC  | **CN RSLV     | **Defer   | **Add  | *    |        |
| Update**\    | SBMT**\       | Date**\   | D      | *R/C |        |
| 11/04/1991   | 08/22/1991    | \--       | ate**\ | Code |        |
|              |               |           | 07/2   | s**\ |        |
|              |               |           | 3/1990 | 3 -  |        |
|              |               |           |        | F/TE |        |
|              |               |           |        | \--  |        |
|              |               |           |        | \--  |        |
+--------------+---------------+-----------+--------+------+--------+
| **Assignee** |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Design**\  | **Chief       | **S &     | **Proj | *    |        |
| W. PATTERSON | Engineer**\   | MA**\     | ect**\ | *Pro |        |
|              | M. PESSIN     | R.        | \--    | ject |        |
|              |               | JACKSON   |        | MG   |        |
|              |               |           |        | R**\ |        |
|              |               |           |        | G.   |        |
|              |               |           |        | LA   |        |
|              |               |           |        | DNER |        |
+--------------+---------------+-----------+--------+------+--------+
| **Approval** |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Design**\  | **Chief       | **S &     | **Proj | *    |        |
| W. PATTERSON | Engineer**\   | MA**\     | ect**\ | *Pro |        |
|              | M. PESSIN     | R.        | \--    | ject |        |
|              |               | JACKSON   |        | MG   |        |
|              |               |           |        | R**\ |        |
|              |               |           |        | G.   |        |
|              |               |           |        | LA   |        |
|              |               |           |        | DNER |        |
+--------------+---------------+-----------+--------+------+--------+
| **PAC        | **PAC Review  | **MSFC    | **Sta  | *    |        |
| Assignee**\  | Complete**\   | Closure   | tus**\ | *F/A |        |
| T. HESTER    | TH            | Date**\   | C -    | C    |        |
|              |               | 0         | CLOSED | ompl |        |
|              |               | 8/26/1991 |        | etio |        |
|              |               |           |        | n**\ |        |
|              |               |           |        | 07   |        |
|              |               |           |        | /25/ |        |
|              |               |           |        | 1990 |        |
+--------------+---------------+-----------+--------+------+--------+
| **Problem    | **SEV**\      | **Program | **R    | **O  |        |
| Type**\      | \--           | Name**\   | EVL**\ | 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**\         |           |        |      |        |
| \--          | MARS T-112065 |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Related    |               |           |        |      |        |
| Document     |               |           |        |      |        |
| Title**\     |               |           |        |      |        |
| \--          |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Related    | **Related     |           |        |      |        |
| Document     | Document      |           |        |      |        |
| Type**\      | ID**\         |           |        |      |        |
| \--          | \--           |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Related    |               |           |        |      |        |
| Document     |               |           |        |      |        |
| Title**\     |               |           |        |      |        |
| \--          |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Related    | **Related     |           |        |      |        |
| Document     | Document      |           |        |      |        |
| Type**\      | ID**\         |           |        |      |        |
| \--          | \--           |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Related    |               |           |        |      |        |
| Document     |               |           |        |      |        |
| Title**\     |               |           |        |      |        |
| \--          |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Contractor |               |           |        |      |        |
| Status       |               |           |        |      |        |
| Summary**    |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSED,      |               |           |        |      |        |
| 08/22/91     |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Reliabi    |               |           |        |      |        |
| lity/Quality |               |           |        |      |        |
| Assurance    |               |           |        |      |        |
| Concerns,    |               |           |        |      |        |
| Recomm       |               |           |        |      |        |
| endations:** |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Problem    |               |           |        |      |        |
| D            |               |           |        |      |        |
| escription** |               |           |        |      |        |
|              |               |           |        |      |        |
| DURING PROOF |               |           |        |      |        |
| LOAD TESTING |               |           |        |      |        |
| OF THIS L02  |               |           |        |      |        |
| FEEDLINE     |               |           |        |      |        |
| STRAIGHT     |               |           |        |      |        |
| SECTION PER  |               |           |        |      |        |
|              |               |           |        |      |        |
| PARAGRAPH    |               |           |        |      |        |
| 7.1.2.6 OF   |               |           |        |      |        |
| ACCEPTANCE   |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| PROCEDURE    |               |           |        |      |        |
| PTP-068,     |               |           |        |      |        |
| REVISION L., |               |           |        |      |        |
| THE          |               |           |        |      |        |
|              |               |           |        |      |        |
| LINE WAS     |               |           |        |      |        |
| SUBJECTED TO |               |           |        |      |        |
| AN           |               |           |        |      |        |
| INADVERTENT  |               |           |        |      |        |
| OVERPR       |               |           |        |      |        |
| ESSURIZATION |               |           |        |      |        |
| IN EXCESS OF |               |           |        |      |        |
| 500          |               |           |        |      |        |
|              |               |           |        |      |        |
| PSIG. THE    |               |           |        |      |        |
| PROOF        |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| REQUIREMENT  |               |           |        |      |        |
| WAS 281 +/-  |               |           |        |      |        |
| 5 PSIG       |               |           |        |      |        |
|              |               |           |        |      |        |
| \-\-\        |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-\ |               |           |        |      |        |
| -\-\-\-\-\-- |               |           |        |      |        |
| ET           |               |           |        |      |        |
|              |               |           |        |      |        |
| L02 FEEDLINE |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| FAILURE: A   |               |           |        |      |        |
| FAILURE      |               |           |        |      |        |
| OCCURRED     |               |           |        |      |        |
| DURING ATP   |               |           |        |      |        |
| TESTING OF   |               |           |        |      |        |
| AN           |               |           |        |      |        |
|              |               |           |        |      |        |
| L02 FEEDLINE |               |           |        |      |        |
| AT NATIONAL  |               |           |        |      |        |
| TECHNICAL    |               |           |        |      |        |
| SYSTEMS      |               |           |        |      |        |
| (NTS), A SUB |               |           |        |      |        |
| TO SARGENT   |               |           |        |      |        |
|              |               |           |        |      |        |
| AIRITE. AN   |               |           |        |      |        |
| APPARENT     |               |           |        |      |        |
| OPERATOR     |               |           |        |      |        |
| ERROR        |               |           |        |      |        |
| OCCURRED     |               |           |        |      |        |
| DURING PROOF |               |           |        |      |        |
| LOAD TESTING |               |           |        |      |        |
|              |               |           |        |      |        |
| THE OPERATOR |               |           |        |      |        |
| OPENED THE   |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| CONTROL      |               |           |        |      |        |
| VALVE        |               |           |        |      |        |
| INSTEAD OF   |               |           |        |      |        |
| THE WATER    |               |           |        |      |        |
| DUMP         |               |           |        |      |        |
|              |               |           |        |      |        |
| VALVE,       |               |           |        |      |        |
| CAUSING      |               |           |        |      |        |
| OVERPR       |               |           |        |      |        |
| ESSURIZATION |               |           |        |      |        |
| OF THE       |               |           |        |      |        |
| 20-FOOT      |               |           |        |      |        |
| (2219) ALLOY |               |           |        |      |        |
| FEEDLINE     |               |           |        |      |        |
|              |               |           |        |      |        |
| THE          |               |           |        |      |        |
| REQUIREMENT  |               |           |        |      |        |
| WAS TO       |               |           |        |      |        |
| REDUCE       |               |           |        |      |        |
| INTERNAL     |               |           |        |      |        |
| WATER        |               |           |        |      |        |
| PRESSURE TO  |               |           |        |      |        |
| 168 + 0, -30 |               |           |        |      |        |
|              |               |           |        |      |        |
| PSIG FROM    |               |           |        |      |        |
| 281, +/-5    |               |           |        |      |        |
| PSIG. THE    |               |           |        |      |        |
| VISUAL       |               |           |        |      |        |
| READING OF   |               |           |        |      |        |
| THE GAUGE    |               |           |        |      |        |
| SHOWED       |               |           |        |      |        |
|              |               |           |        |      |        |
| A            |               |           |        |      |        |
| PPROXIMATELY |               |           |        |      |        |
| 500 PSIG.    |               |           |        |      |        |
| I            |               |           |        |      |        |
| NVESTIGATION |               |           |        |      |        |
| IS           |               |           |        |      |        |
| CONTINUING   |               |           |        |      |        |
| TO DETERMINE |               |           |        |      |        |
|              |               |           |        |      |        |
| CAUS         |               |           |        |      |        |
| E/CORRECTIVE |               |           |        |      |        |
| ACTION.      |               |           |        |      |        |
| MMMSS SOURCE |               |           |        |      |        |
| SURVEILLANCE |               |           |        |      |        |
| OBSERVED THE |               |           |        |      |        |
| TEST;        |               |           |        |      |        |
|              |               |           |        |      |        |
| GOVERNMENT   |               |           |        |      |        |
| AGENCY DID   |               |           |        |      |        |
| NOT COVER    |               |           |        |      |        |
| THIS         |               |           |        |      |        |
| OPERATION.   |               |           |        |      |        |
| APPARENTLY,  |               |           |        |      |        |
| NO OTHER     |               |           |        |      |        |
|              |               |           |        |      |        |
| ITEMS        |               |           |        |      |        |
| PREVIOUSLY   |               |           |        |      |        |
| DELIVERED    |               |           |        |      |        |
| ARE          |               |           |        |      |        |
| AFFECTED.    |               |           |        |      |        |
| N            |               |           |        |      |        |
| EVERTHELESS, |               |           |        |      |        |
| TEST RECORDS |               |           |        |      |        |
| AND          |               |           |        |      |        |
|              |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
| ARE BEING    |               |           |        |      |        |
| I            |               |           |        |      |        |
| NVESTIGATED. |               |           |        |      |        |
| -BOB         |               |           |        |      |        |
| JACKSON,     |               |           |        |      |        |
| 7/12/90      |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **Contractor |               |           |        |      |        |
| In           |               |           |        |      |        |
| vestigation/ |               |           |        |      |        |
| Resolution** |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+
| **MSFC       |               |           |        |      |        |
| Response/C   |               |           |        |      |        |
| oncurrence** |               |           |        |      |        |
|              |               |           |        |      |        |
| GENERAL:     |               |           |        |      |        |
|              |               |           |        |      |        |
| DURING PROOF |               |           |        |      |        |
| TEST OF A    |               |           |        |      |        |
| 20\' SECTION |               |           |        |      |        |
| OF A L02     |               |           |        |      |        |
| FEEDLINE AT  |               |           |        |      |        |
| NTS, AN      |               |           |        |      |        |
| OPERATOR     |               |           |        |      |        |
|              |               |           |        |      |        |
| ERROR        |               |           |        |      |        |
| CREATED AN   |               |           |        |      |        |
| OVERPRESSURE |               |           |        |      |        |
| CONDITION    |               |           |        |      |        |
| WHICH        |               |           |        |      |        |
| YIELDED THE  |               |           |        |      |        |
| LINE TO THE  |               |           |        |      |        |
|              |               |           |        |      |        |
| EXTENT THAT  |               |           |        |      |        |
| IT IS NOT    |               |           |        |      |        |
| SERVICEABLE  |               |           |        |      |        |
|              |               |           |        |      |        |
| THE          |               |           |        |      |        |
| O            |               |           |        |      |        |
| VER-PRESSURE |               |           |        |      |        |
| EVENT        |               |           |        |      |        |
| OCCURRED     |               |           |        |      |        |
| AFTER THE    |               |           |        |      |        |
| WATER        |               |           |        |      |        |
| PRESSURE OF  |               |           |        |      |        |
| 281 +/- 5    |               |           |        |      |        |
|              |               |           |        |      |        |
| PSIG HAD     |               |           |        |      |        |
| BEEN         |               |           |        |      |        |
| ATTAINED AND |               |           |        |      |        |
| HYDRAULIC    |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| REACHED THE  |               |           |        |      |        |
| REQUIRED     |               |           |        |      |        |
| 3240         |               |           |        |      |        |
|              |               |           |        |      |        |
| +180/-0. AT  |               |           |        |      |        |
| THIS POINT,  |               |           |        |      |        |
| THE TWO      |               |           |        |      |        |
| CONSOLE      |               |           |        |      |        |
| OPERATORS    |               |           |        |      |        |
| STARTED TO   |               |           |        |      |        |
| REDUCE       |               |           |        |      |        |
|              |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| SIM          |               |           |        |      |        |
| ULTANEOUSLY. |               |           |        |      |        |
| HYDRAULIC    |               |           |        |      |        |
| PRESSURE IS  |               |           |        |      |        |
| REDUCED TO 0 |               |           |        |      |        |
| PSIG AND     |               |           |        |      |        |
|              |               |           |        |      |        |
| WATER        |               |           |        |      |        |
| PRESSURE TO  |               |           |        |      |        |
| 168 +0/-30.  |               |           |        |      |        |
| DURING THIS  |               |           |        |      |        |
| SEQUENCE THE |               |           |        |      |        |
| HYDROSTATIC  |               |           |        |      |        |
| TEST         |               |           |        |      |        |
|              |               |           |        |      |        |
| CONSOLE      |               |           |        |      |        |
| OPERATOR     |               |           |        |      |        |
| OPENED A     |               |           |        |      |        |
| WATER        |               |           |        |      |        |
| PR           |               |           |        |      |        |
| ESSURIZATION |               |           |        |      |        |
| VALVE        |               |           |        |      |        |
| INSTEAD OF   |               |           |        |      |        |
| THE          |               |           |        |      |        |
|              |               |           |        |      |        |
| REQUIRED     |               |           |        |      |        |
| VENT VALVE.  |               |           |        |      |        |
| THE WATER    |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| REACHED MORE |               |           |        |      |        |
| THAN 500     |               |           |        |      |        |
| PSIG         |               |           |        |      |        |
|              |               |           |        |      |        |
| WHICH IS THE |               |           |        |      |        |
| MAXIMUM      |               |           |        |      |        |
| CAPACITY OF  |               |           |        |      |        |
| THE GAGE.    |               |           |        |      |        |
| THE RELIEF   |               |           |        |      |        |
| VALVE IN THE |               |           |        |      |        |
|              |               |           |        |      |        |
| SYSTEM HAD   |               |           |        |      |        |
| INADEQUATE   |               |           |        |      |        |
| CAPACITY TO  |               |           |        |      |        |
| RELIEVE THE  |               |           |        |      |        |
| WATER INPUT  |               |           |        |      |        |
| VOLUME       |               |           |        |      |        |
|              |               |           |        |      |        |
| TASK I.      |               |           |        |      |        |
| PRO          |               |           |        |      |        |
| BLEM/FAILURE |               |           |        |      |        |
| IN           |               |           |        |      |        |
| VESTIGATION: |               |           |        |      |        |
|              |               |           |        |      |        |
| A VENDOR     |               |           |        |      |        |
| VISIT BY     |               |           |        |      |        |
| PROPULSION   |               |           |        |      |        |
| DESIGN AND   |               |           |        |      |        |
| RELIABILITY  |               |           |        |      |        |
| ASSURANCE    |               |           |        |      |        |
|              |               |           |        |      |        |
| CONFIRMED    |               |           |        |      |        |
| THAT AN      |               |           |        |      |        |
| OPERATOR     |               |           |        |      |        |
| ERROR WAS    |               |           |        |      |        |
| THE CAUSE    |               |           |        |      |        |
| FOR THE      |               |           |        |      |        |
|              |               |           |        |      |        |
| OVER-PR      |               |           |        |      |        |
| ESSURIZATION |               |           |        |      |        |
| CONDITION.   |               |           |        |      |        |
| A            |               |           |        |      |        |
| DDITIONALLY, |               |           |        |      |        |
| IT WAS       |               |           |        |      |        |
| DETERMINED   |               |           |        |      |        |
|              |               |           |        |      |        |
| THAT AN      |               |           |        |      |        |
| INADEQUATELY |               |           |        |      |        |
| SIZED RELIEF |               |           |        |      |        |
| VALVE WAS    |               |           |        |      |        |
| INSTALLED IN |               |           |        |      |        |
| THE          |               |           |        |      |        |
|              |               |           |        |      |        |
| HYDROSTATIC  |               |           |        |      |        |
| SYSTEM       |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 7/25/90      |               |           |        |      |        |
|              |               |           |        |      |        |
| TASK II.     |               |           |        |      |        |
| CORRECTIVE   |               |           |        |      |        |
| ACTIONS:     |               |           |        |      |        |
|              |               |           |        |      |        |
| A.           |               |           |        |      |        |
| PROPULSION   |               |           |        |      |        |
| DESIGN AND   |               |           |        |      |        |
| RELIABILITY  |               |           |        |      |        |
| ENGINEERING  |               |           |        |      |        |
|              |               |           |        |      |        |
| \- EVALUATE  |               |           |        |      |        |
| THE LIMITED  |               |           |        |      |        |
| RISK         |               |           |        |      |        |
| ANALYSIS     |               |           |        |      |        |
|              |               |           |        |      |        |
| AND PUBLISH  |               |           |        |      |        |
| A MATRIX     |               |           |        |      |        |
| RELATING TO  |               |           |        |      |        |
| WHICH ITEMS  |               |           |        |      |        |
| WERE         |               |           |        |      |        |
| ACCOMPLISHED |               |           |        |      |        |
|              |               |           |        |      |        |
| AND WHICH    |               |           |        |      |        |
| ITEMS HAVE   |               |           |        |      |        |
| NOT BEEN     |               |           |        |      |        |
| ACCOMPLISHED |               |           |        |      |        |
| AT AIRITE    |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 8/30/90      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| ENGINEERING  |               |           |        |      |        |
| EVALUATED    |               |           |        |      |        |
| THE          |               |           |        |      |        |
| REFERENCED   |               |           |        |      |        |
| LIMITED RISK |               |           |        |      |        |
| ANALYSIS AND |               |           |        |      |        |
| PREPARED     |               |           |        |      |        |
|              |               |           |        |      |        |
| A MATRIX     |               |           |        |      |        |
| IDENTIFYING  |               |           |        |      |        |
| THOSE ITEMS  |               |           |        |      |        |
| THAT HAVE    |               |           |        |      |        |
| BEEN         |               |           |        |      |        |
| COMPLETED AT |               |           |        |      |        |
| NTS, AS      |               |           |        |      |        |
|              |               |           |        |      |        |
| WELL AS      |               |           |        |      |        |
| THOSE THAT   |               |           |        |      |        |
| HAVE YET TO  |               |           |        |      |        |
| BE           |               |           |        |      |        |
| A            |               |           |        |      |        |
| CCOMPLISHED. |               |           |        |      |        |
| A            |               |           |        |      |        |
| \"STATEMENT  |               |           |        |      |        |
| OF WORK\"    |               |           |        |      |        |
|              |               |           |        |      |        |
| WAS PREPARED |               |           |        |      |        |
| SUMMARIZING  |               |           |        |      |        |
| THOSE ITEMS  |               |           |        |      |        |
| CONSIDERED   |               |           |        |      |        |
| TO BE A      |               |           |        |      |        |
| REQUIREMENT  |               |           |        |      |        |
| FOR          |               |           |        |      |        |
|              |               |           |        |      |        |
| FURTHER      |               |           |        |      |        |
| TESTING.     |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| IOM          |               |           |        |      |        |
| 3515-90-030) |               |           |        |      |        |
|              |               |           |        |      |        |
| B.           |               |           |        |      |        |
| RELIABILITY  |               |           |        |      |        |
| ASSURANCE    |               |           |        |      |        |
| AND          |               |           |        |      |        |
| PROPULSION   |               |           |        |      |        |
| DESIGN       |               |           |        |      |        |
|              |               |           |        |      |        |
| \-           |               |           |        |      |        |
| DISPOSITION  |               |           |        |      |        |
| MARS T112065 |               |           |        |      |        |
| FOR SUPPLIER |               |           |        |      |        |
| TO           |               |           |        |      |        |
| RE-EVALUATE  |               |           |        |      |        |
| TEST         |               |           |        |      |        |
|              |               |           |        |      |        |
| EQUIPMENT TO |               |           |        |      |        |
| PRECLUDE     |               |           |        |      |        |
| OVER TEST    |               |           |        |      |        |
| (INCLUDING   |               |           |        |      |        |
| ADEQUATE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
|              |               |           |        |      |        |
| CAPABILITY), |               |           |        |      |        |
| DAMAGING     |               |           |        |      |        |
| HARDWARE,    |               |           |        |      |        |
| AND TO       |               |           |        |      |        |
| PROVIDE      |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| CONTROL      |               |           |        |      |        |
|              |               |           |        |      |        |
| OF TEST      |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 7/24/90      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| MARS         |               |           |        |      |        |
| T-112065 WAS |               |           |        |      |        |
| D            |               |           |        |      |        |
| ISPOSITIONED |               |           |        |      |        |
| TO REQUIRE   |               |           |        |      |        |
| THE SUPPLIER |               |           |        |      |        |
| TO           |               |           |        |      |        |
| RE-EVALUATE  |               |           |        |      |        |
|              |               |           |        |      |        |
| THE TEST     |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
| RELATIVE TO  |               |           |        |      |        |
| PREVENTING   |               |           |        |      |        |
| FUTURE       |               |           |        |      |        |
| OCCURRENCES  |               |           |        |      |        |
| OF THIS      |               |           |        |      |        |
|              |               |           |        |      |        |
| TYPE         |               |           |        |      |        |
| DISCREPANCY  |               |           |        |      |        |
| AND          |               |           |        |      |        |
| PROVIDING    |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| CONTROL OF   |               |           |        |      |        |
| THE TEST     |               |           |        |      |        |
|              |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| C.           |               |           |        |      |        |
| MATERIAL -   |               |           |        |      |        |
| OBTAIN       |               |           |        |      |        |
| VENDOR       |               |           |        |      |        |
| REC          |               |           |        |      |        |
| OMMENDATIONS |               |           |        |      |        |
| IN RESPONSE  |               |           |        |      |        |
| TO           |               |           |        |      |        |
|              |               |           |        |      |        |
| MARS         |               |           |        |      |        |
| T-112065     |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 10/19/90     |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| VENDOR       |               |           |        |      |        |
| REC          |               |           |        |      |        |
| OMMENDATIONS |               |           |        |      |        |
| WERE         |               |           |        |      |        |
| RECEIVED IN  |               |           |        |      |        |
| RESPONSE TO  |               |           |        |      |        |
| THE          |               |           |        |      |        |
| REQUIREMENTS |               |           |        |      |        |
| OF           |               |           |        |      |        |
|              |               |           |        |      |        |
| TASKS II. B. |               |           |        |      |        |
| THE TEST     |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
| SETUP HAS    |               |           |        |      |        |
| BEEN         |               |           |        |      |        |
| RECONFIGURED |               |           |        |      |        |
| TO PROVIDE   |               |           |        |      |        |
|              |               |           |        |      |        |
| ADEQUATE     |               |           |        |      |        |
| SYSTEM       |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| AND PTP-068  |               |           |        |      |        |
| HAS BEEN     |               |           |        |      |        |
| REVISED TO   |               |           |        |      |        |
|              |               |           |        |      |        |
| PROVIDE      |               |           |        |      |        |
| VALIDATION   |               |           |        |      |        |
| OF SYSTEM    |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| AND          |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| CONTROL.     |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| MARS         |               |           |        |      |        |
| T-112065 AND |               |           |        |      |        |
| PTP-068 REV. |               |           |        |      |        |
| \"N\")       |               |           |        |      |        |
|              |               |           |        |      |        |
| D. Q.E. AND  |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| OPERATIONS - |               |           |        |      |        |
| REVIEW       |               |           |        |      |        |
| IN-HOUSE     |               |           |        |      |        |
|              |               |           |        |      |        |
| PROOF        |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| TEST AREAS   |               |           |        |      |        |
| WITH         |               |           |        |      |        |
| EMPHASIS ON  |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| TO           |               |           |        |      |        |
|              |               |           |        |      |        |
| PROTECT      |               |           |        |      |        |
| PERSONNEL    |               |           |        |      |        |
| AND HARDWARE |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 8/20/90      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| QUALITY      |               |           |        |      |        |
| ENGINEERING  |               |           |        |      |        |
| AND TEST     |               |           |        |      |        |
| OPERATIONS   |               |           |        |      |        |
| REVIEWED     |               |           |        |      |        |
| IN-HOUSE     |               |           |        |      |        |
| PROOF        |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
|              |               |           |        |      |        |
| TEST AREAS   |               |           |        |      |        |
| AND FOUND NO |               |           |        |      |        |
| CONCERN      |               |           |        |      |        |
| REGARDING    |               |           |        |      |        |
| PROPER       |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
|              |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| IOM          |               |           |        |      |        |
| 3613-90-193) |               |           |        |      |        |
|              |               |           |        |      |        |
| E.           |               |           |        |      |        |
| PROCUREMENT  |               |           |        |      |        |
| QUALITY -    |               |           |        |      |        |
| IDENTIFY ALL |               |           |        |      |        |
| VENDORS WHO  |               |           |        |      |        |
| PERFORM      |               |           |        |      |        |
|              |               |           |        |      |        |
| PROOF        |               |           |        |      |        |
| TESTING ON   |               |           |        |      |        |
| MARTIN       |               |           |        |      |        |
| PROCURED     |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 8/3/90       |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| PROCUREMENT  |               |           |        |      |        |
| QUALITY HAS  |               |           |        |      |        |
| IDENTIFIED   |               |           |        |      |        |
| 17 VENDORS   |               |           |        |      |        |
| WHO PERFORM  |               |           |        |      |        |
| PROOF        |               |           |        |      |        |
|              |               |           |        |      |        |
| TESTING ON   |               |           |        |      |        |
| MARTIN       |               |           |        |      |        |
| PROCURED     |               |           |        |      |        |
| HARDWARE.    |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| IOM          |               |           |        |      |        |
| 3761-90-109) |               |           |        |      |        |
|              |               |           |        |      |        |
| F.           |               |           |        |      |        |
| ENGINEERING  |               |           |        |      |        |
| AND          |               |           |        |      |        |
| RELIABILITY  |               |           |        |      |        |
| E            |               |           |        |      |        |
| NGINEERING - |               |           |        |      |        |
| REVIEW THE   |               |           |        |      |        |
|              |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| PROCEDURES   |               |           |        |      |        |
| AND TEST     |               |           |        |      |        |
| EQUIPMENT OF |               |           |        |      |        |
| ALL          |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| THAT PERFORM |               |           |        |      |        |
|              |               |           |        |      |        |
| PROOF TEST   |               |           |        |      |        |
| TO ASSURE    |               |           |        |      |        |
| POSITIVE     |               |           |        |      |        |
| SAFEGUARDS   |               |           |        |      |        |
| FOR          |               |           |        |      |        |
| PREVENTING   |               |           |        |      |        |
| DAMAGE TO    |               |           |        |      |        |
|              |               |           |        |      |        |
| FLIGHT       |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
| (INCLUDING   |               |           |        |      |        |
| ADEQUATE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY)  |               |           |        |      |        |
| AND ADEQUATE |               |           |        |      |        |
|              |               |           |        |      |        |
| PROVISIONS   |               |           |        |      |        |
| ARE MADE FOR |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| CONTROL      |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 9/21/90      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| EN           |               |           |        |      |        |
| GINEERING\'S |               |           |        |      |        |
| REVIEW OF    |               |           |        |      |        |
| THE SUPPLIER |               |           |        |      |        |
| ATPS         |               |           |        |      |        |
| CONCLUDED    |               |           |        |      |        |
| THAT NO      |               |           |        |      |        |
| SINGLE ATP   |               |           |        |      |        |
|              |               |           |        |      |        |
| CONTAINED    |               |           |        |      |        |
| ALL THE      |               |           |        |      |        |
| PROVISIONS   |               |           |        |      |        |
| NECESSARY    |               |           |        |      |        |
| FOR          |               |           |        |      |        |
| SAFEGUARDING |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
| (SYSTEM      |               |           |        |      |        |
|              |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY/V |               |           |        |      |        |
| ERIFICATION) |               |           |        |      |        |
| OR PROVIDING |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| CONTROL ON   |               |           |        |      |        |
|              |               |           |        |      |        |
| THE TEST     |               |           |        |      |        |
| EQUIPMENT.   |               |           |        |      |        |
| (REFERENCE:  |               |           |        |      |        |
| IOM          |               |           |        |      |        |
| 3515-90-029) |               |           |        |      |        |
|              |               |           |        |      |        |
| NOTE: DUE TO |               |           |        |      |        |
| THE CONCERN  |               |           |        |      |        |
| RAISED FROM  |               |           |        |      |        |
| THIS REVIEW, |               |           |        |      |        |
| MATERIAL     |               |           |        |      |        |
| OPERATIONS   |               |           |        |      |        |
|              |               |           |        |      |        |
| CONTACTED    |               |           |        |      |        |
| EACH         |               |           |        |      |        |
| SUPPLIER AND |               |           |        |      |        |
| REQUESTED    |               |           |        |      |        |
| THAT A       |               |           |        |      |        |
| REVIEW OF    |               |           |        |      |        |
| THEIR TEST   |               |           |        |      |        |
| SETUPS       |               |           |        |      |        |
|              |               |           |        |      |        |
| BE PERFORMED |               |           |        |      |        |
| TO ENSURE    |               |           |        |      |        |
| THAT NO      |               |           |        |      |        |
| POSSIBILITY  |               |           |        |      |        |
| OF OVERTEST  |               |           |        |      |        |
| CONDITIONS   |               |           |        |      |        |
|              |               |           |        |      |        |
| EXISTED.     |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| AP-11        |               |           |        |      |        |
| 90-JLG-1762) |               |           |        |      |        |
| THE          |               |           |        |      |        |
| RESPONSES    |               |           |        |      |        |
| RECEIVED     |               |           |        |      |        |
| WERE         |               |           |        |      |        |
|              |               |           |        |      |        |
| INCONCLUSIVE |               |           |        |      |        |
|              |               |           |        |      |        |
| G.           |               |           |        |      |        |
| PROCUREMENT  |               |           |        |      |        |
| QUALITY TO   |               |           |        |      |        |
| INSPECT EACH |               |           |        |      |        |
| SUPPLIER\'S  |               |           |        |      |        |
| PROOF        |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| TEST         |               |           |        |      |        |
|              |               |           |        |      |        |
| SETUPS TO    |               |           |        |      |        |
| ENSURE       |               |           |        |      |        |
| ADEQUATE     |               |           |        |      |        |
| SAFEGUARDS   |               |           |        |      |        |
| EXIST FOR    |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
| PROTECTION   |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 3/22/91      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| PROCUREMENT  |               |           |        |      |        |
| QUALITY      |               |           |        |      |        |
| REVIEWED     |               |           |        |      |        |
| EACH OF THE  |               |           |        |      |        |
| 17           |               |           |        |      |        |
| IDENTIFIED   |               |           |        |      |        |
| SU           |               |           |        |      |        |
| BCONTRACTORS |               |           |        |      |        |
|              |               |           |        |      |        |
| AND          |               |           |        |      |        |
| DETERMINED   |               |           |        |      |        |
| THAT NOT ALL |               |           |        |      |        |
| OF THE       |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| PROVIDE FULL |               |           |        |      |        |
| PROTECTION   |               |           |        |      |        |
| FOR          |               |           |        |      |        |
|              |               |           |        |      |        |
| FLIGHT       |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
| DURING ATP.  |               |           |        |      |        |
| INFORMATION  |               |           |        |      |        |
| RELATIVE TO  |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
|              |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| AND TEST     |               |           |        |      |        |
| SYSTEM       |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| WAS ROUTED   |               |           |        |      |        |
| TO           |               |           |        |      |        |
| ENGINEERING  |               |           |        |      |        |
| FOR          |               |           |        |      |        |
|              |               |           |        |      |        |
| TECHNICAL    |               |           |        |      |        |
| EVALUATION.  |               |           |        |      |        |
| REFERENCE    |               |           |        |      |        |
| IOM          |               |           |        |      |        |
| 3761-91-042  |               |           |        |      |        |
|              |               |           |        |      |        |
| H.           |               |           |        |      |        |
| ENGINEERING  |               |           |        |      |        |
| TO EVALUATE  |               |           |        |      |        |
| EXISTING     |               |           |        |      |        |
| SUPPLIER     |               |           |        |      |        |
| TEST SETUPS  |               |           |        |      |        |
| AND          |               |           |        |      |        |
| DETERMINE    |               |           |        |      |        |
|              |               |           |        |      |        |
| ADEQUACY FOR |               |           |        |      |        |
| PROTECTING   |               |           |        |      |        |
| FLIGHT       |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
| DURING ATP   |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 6/24/91      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| AFTER AN     |               |           |        |      |        |
| EVALUATION   |               |           |        |      |        |
| OF EACH      |               |           |        |      |        |
| SUBC         |               |           |        |      |        |
| ONTRACTOR\'S |               |           |        |      |        |
| TEST SYSTEMS |               |           |        |      |        |
| RELATIVE TO  |               |           |        |      |        |
|              |               |           |        |      |        |
| THERE BEING  |               |           |        |      |        |
| AN ACTUAL    |               |           |        |      |        |
| RISK OF      |               |           |        |      |        |
| DESTROYING   |               |           |        |      |        |
| OR YIELDING  |               |           |        |      |        |
| THE HARDWARE |               |           |        |      |        |
| UNDER        |               |           |        |      |        |
|              |               |           |        |      |        |
| TEST, ONLY   |               |           |        |      |        |
| THREE        |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| WERE FOUND   |               |           |        |      |        |
| TO BE OF     |               |           |        |      |        |
| SIGNIFICANT  |               |           |        |      |        |
| CONCERN      |               |           |        |      |        |
|              |               |           |        |      |        |
| THESE        |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| WERE PREECE  |               |           |        |      |        |
| AND          |               |           |        |      |        |
| TITEFLEX,    |               |           |        |      |        |
| M            |               |           |        |      |        |
| ANUFACTURERS |               |           |        |      |        |
| OF METALLIC  |               |           |        |      |        |
| AND          |               |           |        |      |        |
|              |               |           |        |      |        |
| NON-METALLIC |               |           |        |      |        |
| FLEX HOSES,  |               |           |        |      |        |
| AND PARKER   |               |           |        |      |        |
| METAL        |               |           |        |      |        |
| BELLOWS      |               |           |        |      |        |
| WHICH        |               |           |        |      |        |
| MANUFACTURES |               |           |        |      |        |
|              |               |           |        |      |        |
| GH2 AND GO2  |               |           |        |      |        |
| VENT LINES.  |               |           |        |      |        |
| IN ALL THREE |               |           |        |      |        |
| CASES THE    |               |           |        |      |        |
| TEST SYSTEM  |               |           |        |      |        |
|              |               |           |        |      |        |
| CO           |               |           |        |      |        |
| NFIGURATIONS |               |           |        |      |        |
| WERE SUCH    |               |           |        |      |        |
| THAT THE     |               |           |        |      |        |
| ARTICLES     |               |           |        |      |        |
| UNDER TEST   |               |           |        |      |        |
| COULD        |               |           |        |      |        |
| POTENTIALLY  |               |           |        |      |        |
|              |               |           |        |      |        |
| SEE FULL     |               |           |        |      |        |
| SYSTEM       |               |           |        |      |        |
| (SOURCE)     |               |           |        |      |        |
| PRESSURE IF  |               |           |        |      |        |
| EMPLOYEE     |               |           |        |      |        |
| ERROR OR     |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| FAILURES     |               |           |        |      |        |
| OCCURRED. NO |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| SAFEGUARDS   |               |           |        |      |        |
| WERE         |               |           |        |      |        |
| INCLUDED IN  |               |           |        |      |        |
| THE          |               |           |        |      |        |
|              |               |           |        |      |        |
| TEST SYSTEM  |               |           |        |      |        |
| DESIGNS.     |               |           |        |      |        |
| THESE HIGH   |               |           |        |      |        |
| RISK         |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| WERE         |               |           |        |      |        |
| IDENTIFIED   |               |           |        |      |        |
| THROUGH      |               |           |        |      |        |
|              |               |           |        |      |        |
| DATA         |               |           |        |      |        |
| OBTAINED PER |               |           |        |      |        |
| TASKS II. F. |               |           |        |      |        |
| AND G. AND   |               |           |        |      |        |
| BY A FACT    |               |           |        |      |        |
| FINDING TRIP |               |           |        |      |        |
| TO THE       |               |           |        |      |        |
|              |               |           |        |      |        |
| WEST COAST   |               |           |        |      |        |
|              |               |           |        |      |        |
| ALL THE      |               |           |        |      |        |
| OTHER        |               |           |        |      |        |
| SU           |               |           |        |      |        |
| BCONTRACTORS |               |           |        |      |        |
| WERE         |               |           |        |      |        |
| DETERMINED   |               |           |        |      |        |
| TO BE AT NO  |               |           |        |      |        |
| OR LOW RISK  |               |           |        |      |        |
| FOR          |               |           |        |      |        |
|              |               |           |        |      |        |
| OVER         |               |           |        |      |        |
| PRESSURIZING |               |           |        |      |        |
| HARDWARE TO  |               |           |        |      |        |
| THE POINT OF |               |           |        |      |        |
| DAMAGE. THIS |               |           |        |      |        |
| CONCLUSION   |               |           |        |      |        |
| WAS          |               |           |        |      |        |
|              |               |           |        |      |        |
| BASED UPON   |               |           |        |      |        |
| THE PRESENCE |               |           |        |      |        |
| OF RELIEF    |               |           |        |      |        |
| VALVES       |               |           |        |      |        |
| WITHIN THE   |               |           |        |      |        |
| TEST SYSTEM, |               |           |        |      |        |
| THE          |               |           |        |      |        |
|              |               |           |        |      |        |
| LOWER        |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| EXERTED ON   |               |           |        |      |        |
| THE PART AS  |               |           |        |      |        |
| COMPARED TO  |               |           |        |      |        |
| THE          |               |           |        |      |        |
| QUALIFIED    |               |           |        |      |        |
|              |               |           |        |      |        |
| STRUCTURAL   |               |           |        |      |        |
| STRENGTH OF  |               |           |        |      |        |
| THE PART,    |               |           |        |      |        |
| THE          |               |           |        |      |        |
| PRECISION    |               |           |        |      |        |
| CONTROL OF   |               |           |        |      |        |
| THE PRESSURE |               |           |        |      |        |
|              |               |           |        |      |        |
| SOURCE       |               |           |        |      |        |
| DURING TEST  |               |           |        |      |        |
| OR IN SOME   |               |           |        |      |        |
| CASES, THE   |               |           |        |      |        |
| TYPE OF TEST |               |           |        |      |        |
| PERFORMED    |               |           |        |      |        |
| (VACUUM      |               |           |        |      |        |
|              |               |           |        |      |        |
| VS PRESSURE  |               |           |        |      |        |
| FOR LEAK     |               |           |        |      |        |
| TESTING, FOR |               |           |        |      |        |
| EXAMPLE).    |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| IOM          |               |           |        |      |        |
|              |               |           |        |      |        |
| 3741-91-171) |               |           |        |      |        |
|              |               |           |        |      |        |
| MMMSS NOTE:  |               |           |        |      |        |
| AT THIS      |               |           |        |      |        |
| POINT OF THE |               |           |        |      |        |
| I            |               |           |        |      |        |
| NVESTIGATION |               |           |        |      |        |
| IT WAS       |               |           |        |      |        |
| DECIDED,     |               |           |        |      |        |
| WITH         |               |           |        |      |        |
|              |               |           |        |      |        |
| MANAGEMENT   |               |           |        |      |        |
| CONCURRENCE, |               |           |        |      |        |
| THAT         |               |           |        |      |        |
| LIMITING THE |               |           |        |      |        |
| ACTUAL RISK  |               |           |        |      |        |
| TO FLIGHT    |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
|              |               |           |        |      |        |
| WAS THE      |               |           |        |      |        |
| OBJECTIVE    |               |           |        |      |        |
| AND OTHER    |               |           |        |      |        |
| SUBJECTIVE   |               |           |        |      |        |
| CO           |               |           |        |      |        |
| NSIDERATIONS |               |           |        |      |        |
| SUCH AS THE  |               |           |        |      |        |
|              |               |           |        |      |        |
| SUPPLIERS\'  |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| EQUIPMENT    |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| CONTROL      |               |           |        |      |        |
| SYSTEMS      |               |           |        |      |        |
| WOULD BE     |               |           |        |      |        |
|              |               |           |        |      |        |
| ADDRESSED    |               |           |        |      |        |
| OUTSIDE OF   |               |           |        |      |        |
| THE CAPS     |               |           |        |      |        |
|              |               |           |        |      |        |
| I. MATERIAL  |               |           |        |      |        |
| OPERATIONS   |               |           |        |      |        |
| TO OBTAIN    |               |           |        |      |        |
| COST         |               |           |        |      |        |
| ESTIMATES    |               |           |        |      |        |
| FOR          |               |           |        |      |        |
| IM           |               |           |        |      |        |
| PLEMENTATION |               |           |        |      |        |
| OF           |               |           |        |      |        |
|              |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| VALVES       |               |           |        |      |        |
| (PREECE,     |               |           |        |      |        |
| TITEFLEX AND |               |           |        |      |        |
| PARKER METAL |               |           |        |      |        |
| BELLOWS)     |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 8/15/91      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| MATERIAL     |               |           |        |      |        |
| OPERATIONS   |               |           |        |      |        |
| CONTACTED    |               |           |        |      |        |
| EACH OF THE  |               |           |        |      |        |
| THREE        |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| AND          |               |           |        |      |        |
| REQUESTED    |               |           |        |      |        |
|              |               |           |        |      |        |
| FROM THEM    |               |           |        |      |        |
| COST         |               |           |        |      |        |
| ESTIMATES    |               |           |        |      |        |
| FOR          |               |           |        |      |        |
| INSTALLING   |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| VALVES IN    |               |           |        |      |        |
| THEIR        |               |           |        |      |        |
|              |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| SYSTEMS.     |               |           |        |      |        |
| ENGINEERING  |               |           |        |      |        |
| PROVIDED A   |               |           |        |      |        |
| \"STATEMENT  |               |           |        |      |        |
| OF WORK\" AS |               |           |        |      |        |
| A GUIDELINE  |               |           |        |      |        |
|              |               |           |        |      |        |
| OF           |               |           |        |      |        |
| R            |               |           |        |      |        |
| EQUIREMENTS. |               |           |        |      |        |
| THE          |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| EVENTUALLY   |               |           |        |      |        |
| RESPONDED    |               |           |        |      |        |
| WITH         |               |           |        |      |        |
| ESTIMATES    |               |           |        |      |        |
|              |               |           |        |      |        |
| ACCEPTABLE   |               |           |        |      |        |
| TO MATERIAL. |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| IOMS         |               |           |        |      |        |
| 3515-91-045  |               |           |        |      |        |
| AND          |               |           |        |      |        |
| 3515-91-051) |               |           |        |      |        |
|              |               |           |        |      |        |
| J. MATERIAL  |               |           |        |      |        |
| TO DIRECT    |               |           |        |      |        |
| THE EFFORT   |               |           |        |      |        |
| TO REQUIRE   |               |           |        |      |        |
| THE AFFECTED |               |           |        |      |        |
| SU           |               |           |        |      |        |
| BCONTRACTORS |               |           |        |      |        |
|              |               |           |        |      |        |
| TO INSTALL   |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| ON THEIR ATP |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| TEST         |               |           |        |      |        |
|              |               |           |        |      |        |
| SYSTEMS      |               |           |        |      |        |
| (PREECE,     |               |           |        |      |        |
| TITEFLEX AND |               |           |        |      |        |
| PARKER METAL |               |           |        |      |        |
| BELLOWS)     |               |           |        |      |        |
|              |               |           |        |      |        |
| COMPLETED:   |               |           |        |      |        |
| 8/22/91      |               |           |        |      |        |
|              |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| STATEMENT    |               |           |        |      |        |
|              |               |           |        |      |        |
| CONTRACTS    |               |           |        |      |        |
| HAS ISSUED   |               |           |        |      |        |
| AN           |               |           |        |      |        |
| OPERATIONS   |               |           |        |      |        |
| DIRECTIVE    |               |           |        |      |        |
| AUTHORIZING  |               |           |        |      |        |
| MATERIAL     |               |           |        |      |        |
|              |               |           |        |      |        |
| OPERATIONS   |               |           |        |      |        |
| TO DIRECT    |               |           |        |      |        |
| THE          |               |           |        |      |        |
| SU           |               |           |        |      |        |
| BCONTRACTORS |               |           |        |      |        |
| TO PROVIDE   |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
|              |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| IN THEIR ATP |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| SYSTEMS.     |               |           |        |      |        |
| (REFERENCE   |               |           |        |      |        |
| OPERATIONS   |               |           |        |      |        |
| DIRECTIVE    |               |           |        |      |        |
|              |               |           |        |      |        |
| NO.          |               |           |        |      |        |
| 91/OD/0510)  |               |           |        |      |        |
|              |               |           |        |      |        |
| TASK III.    |               |           |        |      |        |
| CLEARANCE OF |               |           |        |      |        |
| EF           |               |           |        |      |        |
| FECTIVITIES: |               |           |        |      |        |
|              |               |           |        |      |        |
| NO           |               |           |        |      |        |
| CONSTRAINTS  |               |           |        |      |        |
| TO FLIGHT.   |               |           |        |      |        |
| PRIOR TO     |               |           |        |      |        |
| JUNE 1990    |               |           |        |      |        |
| ALL ATP      |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| TESTS        |               |           |        |      |        |
|              |               |           |        |      |        |
| WERE         |               |           |        |      |        |
| WITNESSED BY |               |           |        |      |        |
| AIRITE,      |               |           |        |      |        |
| MARTIN       |               |           |        |      |        |
| MARIETTA,    |               |           |        |      |        |
| NTS AND      |               |           |        |      |        |
| GOVERNMENT   |               |           |        |      |        |
|              |               |           |        |      |        |
| REPR         |               |           |        |      |        |
| ESENTATIVES. |               |           |        |      |        |
| HISTORICAL   |               |           |        |      |        |
| RECORDS      |               |           |        |      |        |
| INDICATE     |               |           |        |      |        |
| THAT THE     |               |           |        |      |        |
| HYDRAULIC    |               |           |        |      |        |
|              |               |           |        |      |        |
| PRESSURE,    |               |           |        |      |        |
| THE APPLIED  |               |           |        |      |        |
| FORCE, WATER |               |           |        |      |        |
| PRESSURE AND |               |           |        |      |        |
| THE TIME (IN |               |           |        |      |        |
| SECONDS)     |               |           |        |      |        |
|              |               |           |        |      |        |
| THAT THE     |               |           |        |      |        |
| LINE IS      |               |           |        |      |        |
| SUBJECTED TO |               |           |        |      |        |
| THE PROOF    |               |           |        |      |        |
| PRESSURE ARE |               |           |        |      |        |
| ALL MANUALLY |               |           |        |      |        |
|              |               |           |        |      |        |
| RECORDED AND |               |           |        |      |        |
| STAMPED OFF  |               |           |        |      |        |
| IN THE ATP   |               |           |        |      |        |
| DATA SHEETS. |               |           |        |      |        |
| THE CURRENT  |               |           |        |      |        |
| TEST         |               |           |        |      |        |
|              |               |           |        |      |        |
| C            |               |           |        |      |        |
| ONFIGURATION |               |           |        |      |        |
| CONSISTS OF  |               |           |        |      |        |
| A DATA       |               |           |        |      |        |
| RECORDER AND |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| GAGE         |               |           |        |      |        |
| MEASUREMENTS |               |           |        |      |        |
|              |               |           |        |      |        |
| WHICH BECOME |               |           |        |      |        |
| A PART OF    |               |           |        |      |        |
| THE DATA     |               |           |        |      |        |
| PACK         |               |           |        |      |        |
|              |               |           |        |      |        |
| DEFERRAL     |               |           |        |      |        |
| RATIONALE:   |               |           |        |      |        |
|              |               |           |        |      |        |
| THIS REPORT  |               |           |        |      |        |
| HAS BEEN     |               |           |        |      |        |
| DEFERRED FOR |               |           |        |      |        |
| THE NEXT     |               |           |        |      |        |
| THREE SPACE  |               |           |        |      |        |
| SHUTTLE      |               |           |        |      |        |
| MISSIONS,    |               |           |        |      |        |
|              |               |           |        |      |        |
| THESE THREE  |               |           |        |      |        |
| MISSIONS ARE |               |           |        |      |        |
| CURRENTLY    |               |           |        |      |        |
| DEFINED AS   |               |           |        |      |        |
| STS-35,      |               |           |        |      |        |
| STS-41, &    |               |           |        |      |        |
| ONE          |               |           |        |      |        |
|              |               |           |        |      |        |
| SUBSEQUENT   |               |           |        |      |        |
| MISSION, PER |               |           |        |      |        |
| NSTS 07700,  |               |           |        |      |        |
| VOLUME XI,   |               |           |        |      |        |
| PARAGRAPH    |               |           |        |      |        |
| 3.4.1, ITEM  |               |           |        |      |        |
| C            |               |           |        |      |        |
|              |               |           |        |      |        |
| AND NSTS     |               |           |        |      |        |
| 08126,       |               |           |        |      |        |
| PARAGRAPH    |               |           |        |      |        |
| 3.2,         |               |           |        |      |        |
| S            |               |           |        |      |        |
| UB-PARAGRAPH |               |           |        |      |        |
| D, ITEM 3    |               |           |        |      |        |
| WHICH STATES |               |           |        |      |        |
| \"THE        |               |           |        |      |        |
|              |               |           |        |      |        |
| PROBLEM      |               |           |        |      |        |
| CONDITION    |               |           |        |      |        |
| DOES NOT     |               |           |        |      |        |
| EXIST IN THE |               |           |        |      |        |
| FLIGHT       |               |           |        |      |        |
| HARDWARE AND |               |           |        |      |        |
| IS CLEARLY   |               |           |        |      |        |
|              |               |           |        |      |        |
| SCREENED BY  |               |           |        |      |        |
| ACCEPTANCE   |               |           |        |      |        |
| TEST,        |               |           |        |      |        |
| PREFLIGHT    |               |           |        |      |        |
| CHECKOUT, OR |               |           |        |      |        |
| SPECIAL      |               |           |        |      |        |
| TEST.\"      |               |           |        |      |        |
|              |               |           |        |      |        |
| \* DEFERRED, |               |           |        |      |        |
| 8/16/90      |               |           |        |      |        |
|              |               |           |        |      |        |
| REDEFERRAL   |               |           |        |      |        |
| RATIONALE:   |               |           |        |      |        |
|              |               |           |        |      |        |
| THIS REPORT  |               |           |        |      |        |
| HAS BEEN     |               |           |        |      |        |
| DEFERRED FOR |               |           |        |      |        |
| THE NEXT SIX |               |           |        |      |        |
| MONTHS PER   |               |           |        |      |        |
| NSTS 07700,  |               |           |        |      |        |
|              |               |           |        |      |        |
| VOLUME XI,   |               |           |        |      |        |
| PARAGRAPH    |               |           |        |      |        |
| 3.4.1, ITEM  |               |           |        |      |        |
| C AND NSTS   |               |           |        |      |        |
| 08126,       |               |           |        |      |        |
| PARAGRAPH    |               |           |        |      |        |
| 3.3.10.1,    |               |           |        |      |        |
|              |               |           |        |      |        |
| ITEM D WHICH |               |           |        |      |        |
| STATES \"THE |               |           |        |      |        |
| PROBLEM      |               |           |        |      |        |
| CONDITION IS |               |           |        |      |        |
| CLEARLY      |               |           |        |      |        |
| SCREENED BY  |               |           |        |      |        |
|              |               |           |        |      |        |
| PREFLIGHT    |               |           |        |      |        |
| CHECKOUT OR  |               |           |        |      |        |
| SPECIAL      |               |           |        |      |        |
| TESTS.\"     |               |           |        |      |        |
|              |               |           |        |      |        |
| \*           |               |           |        |      |        |
| REDEFERRED,  |               |           |        |      |        |
| 1/17/91      |               |           |        |      |        |
|              |               |           |        |      |        |
| REDEFERRAL   |               |           |        |      |        |
| RATIONALE    |               |           |        |      |        |
| SUBMITTED    |               |           |        |      |        |
| 7/9/91:      |               |           |        |      |        |
|              |               |           |        |      |        |
| THIS REPORT  |               |           |        |      |        |
| HAS BEEN     |               |           |        |      |        |
| DEFERRED FOR |               |           |        |      |        |
| ONLY         |               |           |        |      |        |
| ET-47/STS-43 |               |           |        |      |        |
| PER NSTS     |               |           |        |      |        |
| 07700,       |               |           |        |      |        |
|              |               |           |        |      |        |
| VOLUME XI,   |               |           |        |      |        |
| PARAGRAPH    |               |           |        |      |        |
| 3.4.1, ITEM  |               |           |        |      |        |
| C AND NSTS   |               |           |        |      |        |
| 08126, REV.  |               |           |        |      |        |
| 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)    |               |           |        |      |        |
|              |               |           |        |      |        |
| \*           |               |           |        |      |        |
| \*\*APPROVED |               |           |        |      |        |
| BY ET        |               |           |        |      |        |
| PROJECT      |               |           |        |      |        |
| MANAGER,     |               |           |        |      |        |
| GERALD C.    |               |           |        |      |        |
| LADNER       |               |           |        |      |        |
| 7/9/91\*\*\* |               |           |        |      |        |
|              |               |           |        |      |        |
| \*           |               |           |        |      |        |
| REDEFERRED   |               |           |        |      |        |
| FOR          |               |           |        |      |        |
| ET-47/STS-43 |               |           |        |      |        |
| ONLY, 7/9/91 |               |           |        |      |        |
|              |               |           |        |      |        |
| TASK IV.     |               |           |        |      |        |
| CLOSURE      |               |           |        |      |        |
| SUMMARY      |               |           |        |      |        |
|              |               |           |        |      |        |
| THE CAUSE OF |               |           |        |      |        |
| THE AIRITE   |               |           |        |      |        |
| LO2 FEEDLINE |               |           |        |      |        |
| TEST FAILURE |               |           |        |      |        |
| OCCURRING    |               |           |        |      |        |
| DURING ATP   |               |           |        |      |        |
|              |               |           |        |      |        |
| TESTING AT   |               |           |        |      |        |
| NTS WAS DUE  |               |           |        |      |        |
| TO A         |               |           |        |      |        |
| COMBINATION  |               |           |        |      |        |
| OF FACTORS - |               |           |        |      |        |
| EMPLOYEE     |               |           |        |      |        |
| ERROR AND    |               |           |        |      |        |
|              |               |           |        |      |        |
| THE PRESENCE |               |           |        |      |        |
| OF AN        |               |           |        |      |        |
| INADEQUATELY |               |           |        |      |        |
| SIZED        |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| RELIEF VALVE |               |           |        |      |        |
| IN THE TEST  |               |           |        |      |        |
|              |               |           |        |      |        |
| SYSTEM. THIS |               |           |        |      |        |
| TEST SYSTEM  |               |           |        |      |        |
| HAS SINCE    |               |           |        |      |        |
| BEEN         |               |           |        |      |        |
| MODIFIED BY  |               |           |        |      |        |
| ADDING AND   |               |           |        |      |        |
|              |               |           |        |      |        |
| RELOCATING A |               |           |        |      |        |
| RELIEF VALVE |               |           |        |      |        |
| OF THE       |               |           |        |      |        |
| REQUIRED     |               |           |        |      |        |
| SIZE         |               |           |        |      |        |
| SUFFICIENT   |               |           |        |      |        |
| TO RELIEVE   |               |           |        |      |        |
|              |               |           |        |      |        |
| FULL SYSTEM  |               |           |        |      |        |
| PRESSURE.    |               |           |        |      |        |
| THIS         |               |           |        |      |        |
| MODIFICATION |               |           |        |      |        |
| WILL PREVENT |               |           |        |      |        |
| FUTURE       |               |           |        |      |        |
| OCCURRENCES  |               |           |        |      |        |
|              |               |           |        |      |        |
| OF THIS TYPE |               |           |        |      |        |
| FAILURE      |               |           |        |      |        |
|              |               |           |        |      |        |
| BECAUSE OF   |               |           |        |      |        |
| THE FAILURE  |               |           |        |      |        |
| AT           |               |           |        |      |        |
| AIRITE/NTS,  |               |           |        |      |        |
| OTHER        |               |           |        |      |        |
| SU           |               |           |        |      |        |
| BCONTRACTORS |               |           |        |      |        |
| THAT PERFORM |               |           |        |      |        |
|              |               |           |        |      |        |
| PROOF        |               |           |        |      |        |
| PRESSURE     |               |           |        |      |        |
| TESTING ON   |               |           |        |      |        |
| CRITICAL 1   |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
| DURING ATP   |               |           |        |      |        |
| WERE ALSO    |               |           |        |      |        |
|              |               |           |        |      |        |
| EVALUATED.   |               |           |        |      |        |
| RELATIVE TO  |               |           |        |      |        |
| THE RISK OF  |               |           |        |      |        |
| DAMAGING     |               |           |        |      |        |
| HARDWARE DUE |               |           |        |      |        |
| TO           |               |           |        |      |        |
|              |               |           |        |      |        |
| OVERPR       |               |           |        |      |        |
| ESSURIZATION |               |           |        |      |        |
| ONLY THREE   |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| WERE FOUND   |               |           |        |      |        |
| TO BE OF     |               |           |        |      |        |
| SIGNIFICANT  |               |           |        |      |        |
|              |               |           |        |      |        |
| CONCERN.     |               |           |        |      |        |
| THESE        |               |           |        |      |        |
| SUPPLIERS    |               |           |        |      |        |
| ARE NOW      |               |           |        |      |        |
| REQUIRED TO  |               |           |        |      |        |
| INSTALL      |               |           |        |      |        |
| ADEQUATE     |               |           |        |      |        |
| RELIEF       |               |           |        |      |        |
|              |               |           |        |      |        |
| CAPABILITY   |               |           |        |      |        |
| IN THEIR     |               |           |        |      |        |
| TEST         |               |           |        |      |        |
| SYSTEMS. THE |               |           |        |      |        |
| OTHER        |               |           |        |      |        |
| SUPPLIERS,   |               |           |        |      |        |
| IN LIGHT OF  |               |           |        |      |        |
|              |               |           |        |      |        |
| THEIR SYSTEM |               |           |        |      |        |
| DESIGNS OR   |               |           |        |      |        |
| THE TYHPE OF |               |           |        |      |        |
| TESTING      |               |           |        |      |        |
| PERFORMED,   |               |           |        |      |        |
| ARE          |               |           |        |      |        |
| CONSIDERED   |               |           |        |      |        |
|              |               |           |        |      |        |
| TO BE AT NO  |               |           |        |      |        |
| OR LOW RISK  |               |           |        |      |        |
| FOR DAMAGING |               |           |        |      |        |
| HARDWARE     |               |           |        |      |        |
| DURING TEST  |               |           |        |      |        |
|              |               |           |        |      |        |
| \* CLOSURE   |               |           |        |      |        |
| RATIONALE    |               |           |        |      |        |
| SUBMITTED TO |               |           |        |      |        |
| MSFC         |               |           |        |      |        |
| 08/23/91. \* |               |           |        |      |        |
|              |               |           |        |      |        |
| \* CLOSURE   |               |           |        |      |        |
| RATIONALE    |               |           |        |      |        |
| APPROVED BY  |               |           |        |      |        |
| MSFC         |               |           |        |      |        |
| 08/26/91. \* |               |           |        |      |        |
+--------------+---------------+-----------+--------+------+--------+

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

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

  --------------- ---------------- -------------------- ----------- ----------- ------------
  **MSFC          **IFA#**\        **Contractor RPT#**\ **JSC#**\   **KSC#**\   **EICN#**\
  Report#**\      \--              P-066                \--         \--         \--
  A13067                                                                        

  **Asmnt         **Asmnt Part     **Asmnt                                      
  Part#**\        Name**\          Serial/Lot#**\                               
  80921011900     L02 FEEDLINE     0000361                                      

  **HCRIT CD**\   **FCRIT CD**\    **CAUSE CD**\        **FAIL                  
  \--             1                ETW - EI-TEST-WORK   MODE**\                 
                                                        MT - P/T HI             
                                                        OR LO                   

  **Asmnt FMEA**\ **Asmnt FM**\    **FMEA CSE**\        **FMEA                  
  2.1.9.1         1                A                    SCSE**\                 
                                                        N/A                     

  **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**                                                                        
  --------------- ---------------- -------------------- ----------- ----------- ------------