-----------------------------------------------------------------------
  MSFC Problem Reporting and Corrective Action (PRACA) System

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

+-------------+---------------+-----------+----------+------+--------+
| **MSFC      | **In-Flight   | **C       | *        | *    |        |
| Record      | Anomaly       | ontractor | *JSC#**\ | *KSC |        |
| \#**\       | Number**\     | Report    | \--      | #**\ |        |
| A08797      | \--           | Number**\ |          | \--  |        |
|             |               | E-086     |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Problem   |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| STRIP       |               |           |          |      |        |
| HEATER      |               |           |          |      |        |
| FAILED      |               |           |          |      |        |
| ISOLATION   |               |           |          |      |        |
| RESISTANCE  |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **EICN#**\  | **ELEMENT**\  | **Cont    | **       | **   |        |
| \--         | ET            | ractor**\ | FSCM#**\ | FCRI |        |
|             |               | MMMSS     | \--      | T**\ |        |
|             |               |           |          | 3    |        |
+-------------+---------------+-----------+----------+------+--------+
| **HCRIT**\  | **Sys_Lvl**\  | **Misc    |          |      |        |
| \--         | N             | Codes**\  |          |      |        |
|             |               | A **(0)** |          |      |        |
|             |               | B C D E F |          |      |        |
|             |               | G H I J K |          |      |        |
|             |               | L M N O   |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **          | **NO          | *         | **SER    | *    |        |
| HARDWARE**\ | MENCLATURE**\ | *PART#**\ | /LOT#**\ | *MAN |        |
| EIM         | EXTERNAL TANK | 82        | LWT-17   | UFAC |        |
|             |               | 601000000 |          | TURE |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | MMC  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          | **NO          | *         | **SER    | *    |        |
| HARDWARE**\ | MENCLATURE**\ | *PART#**\ | /LOT#**\ | *MAN |        |
| LRU         | N/A           | N/A       | N/A      | UFAC |        |
|             |               |           |          | TURE |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | N/A  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          | **NO          | *         | **SER    | *    |        |
| HARDWARE**\ | MENCLATURE**\ | *PART#**\ | /LOT#**\ | *MAN |        |
| NCA         | STRIP HEATER  | 74L3-1    | N/A      | UFAC |        |
|             |               |           |          | TURE |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | MMC  |        |
+-------------+---------------+-----------+----------+------+--------+
| **Test/O    | **Prevailing  | **F /     | **Fail   | **   |        |
| peration**\ | Condtion**\   | U**\      | Mode**\  | Caus |        |
| M - MFG     | F -           | UC        | ET -     | e**\ |        |
|             | FUNCTIONAL    |           | MEAS     | E    |        |
|             |               |           | ANOMALY  | SE - |        |
|             |               |           |          | EI-S |        |
|             |               |           |          | HIP- |        |
|             |               |           |          | ENVR |        |
+-------------+---------------+-----------+----------+------+--------+
| **System**\ | **Defect**\   | **Ma      | **Work   | **   |        |
| ELECTRICAL  | CN - CONTAM   | terial**\ | Co       | Fail |        |
|             |               | A - CIRC  | ntact**\ | Dat  |        |
|             |               | T         | J. ADAMS | e**\ |        |
|             |               |           |          | 09   |        |
|             |               |           |          | /25/ |        |
|             |               |           |          | 1984 |        |
+-------------+---------------+-----------+----------+------+--------+
| **Received  | **Date        | **FMEA    | **IFA:   | *    |        |
| at MSFC**\  | Isolated**\   | Ref       | Mission  | *Mis |        |
| 11/15/1984  | \--           | erence**\ | Phase**\ | sion |        |
|             |               | 3.2.6     | \--      | Ela  |        |
|             |               |           |          | psed |        |
|             |               |           |          | Tim  |        |
|             |               |           |          | e**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          |               | **S       |          | **   |        |
| Location**\ |               | ymptom**\ |          | Time |        |
| MAF         |               | ET - MEAS |          | Cycl |        |
|             |               | ANOMALY   |          | e**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **          |               |           |          |      |        |
| Effectivity |               |           |          |      |        |
| Text**\     |               |           |          |      |        |
| NONE        |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Vehicle   |               |           |          |      |        |
| Effectivity |               |           |          |      |        |
| Codes**     |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Vehicle   | **Vehicle     | **Vehicle | *        | *    |        |
| 1**\        | 2**\          | 3**\      | *Vehicle | *Veh |        |
| \--         | \--           | \--       | 4**\     | icle |        |
|             |               |           | \--      | 5**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **Mission   |               |           |          |      |        |
| Effectivity |               |           |          |      |        |
| Codes**     |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Mssn 1**\ | **Mssn 2**\   | **Mssn    | **Mssn   | **   |        |
| \--         | \--           | 3**\      | 4**\     | Mssn |        |
|             |               | \--       | \--      | 5**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **Estimated |               |           |          |      |        |
| Completion  |               |           |          |      |        |
| Dates**     |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **MSFC      | **Contractor  | **LVL 3   | **Remark |      |        |
| Approved    | Req Defer     | Close**\  | /        |      |        |
| Defer Until | Until Date**\ | \--       | A        |      |        |
| Date**\     | \--           |           | ction**\ |      |        |
| \--         |               |           | \--      |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **In        |               |           |          |      |        |
| vestigation |               |           |          |      |        |
| /           |               |           |          |      |        |
| Resolution  |               |           |          |      |        |
| Summary**   |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Last MSFC | **CN RSLV     | **Defer   | **Add    | *    |        |
| Update**\   | SBMT**\       | Date**\   | Date**\  | *R/C |        |
| 01/03/1992  | 02/23/1987    | \--       | \--      | Code |        |
|             |               |           |          | s**\ |        |
|             |               |           |          | 6 -  |        |
|             |               |           |          | MNTN |        |
|             |               |           |          | \--  |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Assignee** |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pr     | *    |        |
| P. MULLER   | Engineer**\   | MA**\     | oject**\ | *Pro |        |
|             | J. NICHOLS    | R.        | M.       | ject |        |
|             |               | JACKSON   | PESSIN   | MG   |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Approval** |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Design**\ | **Chief       | **S &     | **Pr     | *    |        |
| P. MULLER   | Engineer**\   | MA**\     | oject**\ | *Pro |        |
|             | J. NICHOLS    | R.        | M.       | ject |        |
|             |               | JACKSON   | PESSIN   | MG   |        |
|             |               |           |          | R**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **PAC       | **PAC Review  | **MSFC    | **S      | *    |        |
| Assignee**\ | Complete**\   | Closure   | tatus**\ | *F/A |        |
| J           | \--           | Date**\   | C -      | C    |        |
| .EL-IBRAHIM |               | 0         | CLOSED   | ompl |        |
|             |               | 4/06/1987 |          | etio |        |
|             |               |           |          | n**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **Problem   | **SEV**\      | **Program | *        | **O  |        |
| Type**\     | \--           | Name**\   | *REVL**\ | PRIN |        |
| \--         |               | \--       | \--      | C**\ |        |
|             |               |           |          | \--  |        |
+-------------+---------------+-----------+----------+------+--------+
| **FUNC      | **Software    | *         |          | **SU | **So   |
| MOD**\      | E             | *Software |          | BTYP | ftware |
| \--         | ffectivity**\ | Fail      |          | E**\ | C      |
|             | \-- \-- \--   | CD**\     |          | \--  | losure |
|             | \-- \--       | \--       |          |      | CD**\  |
|             |               |           |          |      | \--    |
+-------------+---------------+-----------+----------+------+--------+
| **RES       | **Approval    |           |          |      |        |
| PERSON      | Signature     |           |          |      |        |
| L2**\       | L3**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   | **Related     |           |          |      |        |
| Document    | Document      |           |          |      |        |
| Type**\     | ID**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   |               |           |          |      |        |
| Document    |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| \--         |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   | **Related     |           |          |      |        |
| Document    | Document      |           |          |      |        |
| Type**\     | ID**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   |               |           |          |      |        |
| Document    |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| \--         |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   | **Related     |           |          |      |        |
| Document    | Document      |           |          |      |        |
| Type**\     | ID**\         |           |          |      |        |
| \--         | \--           |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Related   |               |           |          |      |        |
| Document    |               |           |          |      |        |
| Title**\    |               |           |          |      |        |
| \--         |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Contractor |               |           |          |      |        |
| Status      |               |           |          |      |        |
| Summary**   |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Reliabil  |               |           |          |      |        |
| ity/Quality |               |           |          |      |        |
| Assurance   |               |           |          |      |        |
| Concerns,   |               |           |          |      |        |
| Recomme     |               |           |          |      |        |
| ndations:** |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **Problem   |               |           |          |      |        |
| De          |               |           |          |      |        |
| scription** |               |           |          |      |        |
|             |               |           |          |      |        |
| REF: MARS   |               |           |          |      |        |
| T-76603     |               |           |          |      |        |
| STRIP       |               |           |          |      |        |
| HEATER      |               |           |          |      |        |
| (METAL      |               |           |          |      |        |
| CLAD)       |               |           |          |      |        |
| FAILED TO   |               |           |          |      |        |
| MEET        |               |           |          |      |        |
| ISOLATION   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESISTANCE  |               |           |          |      |        |
| TEST        |               |           |          |      |        |
| BETWEEN     |               |           |          |      |        |
| ELEMENT &   |               |           |          |      |        |
| ITS METAL   |               |           |          |      |        |
| CASE        |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| *           |               |           |          |      |        |
| *Contractor |               |           |          |      |        |
| Inve        |               |           |          |      |        |
| stigation/R |               |           |          |      |        |
| esolution** |               |           |          |      |        |
|             |               |           |          |      |        |
| R/C -       |               |           |          |      |        |
| CORRECTIVE  |               |           |          |      |        |
| ACTIONS     |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| IMPLEMENTED |               |           |          |      |        |
| TO PROTECT  |               |           |          |      |        |
| THE HEATERS |               |           |          |      |        |
| FROM        |               |           |          |      |        |
|             |               |           |          |      |        |
| HUMIDITY    |               |           |          |      |        |
| WHILE IN    |               |           |          |      |        |
| STORAGE AND |               |           |          |      |        |
| TO DETECT   |               |           |          |      |        |
| DEFECTIVE   |               |           |          |      |        |
| HEATERS IN  |               |           |          |      |        |
| EARLY       |               |           |          |      |        |
|             |               |           |          |      |        |
| STAGES OF   |               |           |          |      |        |
| PRODUCTION. |               |           |          |      |        |
| CAUSE -     |               |           |          |      |        |
| UNDER       |               |           |          |      |        |
| INV         |               |           |          |      |        |
| ESTIGATION. |               |           |          |      |        |
| MOST        |               |           |          |      |        |
| PROBABLY    |               |           |          |      |        |
| WATER       |               |           |          |      |        |
|             |               |           |          |      |        |
| OR MOISTURE |               |           |          |      |        |
| ABSORBED IN |               |           |          |      |        |
| HEATER      |               |           |          |      |        |
| DURING      |               |           |          |      |        |
| STORAGE IN  |               |           |          |      |        |
| HIGH        |               |           |          |      |        |
| HUMIDITY    |               |           |          |      |        |
| AREA DUE    |               |           |          |      |        |
|             |               |           |          |      |        |
| TO FIRE     |               |           |          |      |        |
| SPRINKLER   |               |           |          |      |        |
| SYSTEM      |               |           |          |      |        |
| LEAK.       |               |           |          |      |        |
| 3/13/85 ET  |               |           |          |      |        |
| C           |               |           |          |      |        |
| LEARANCES - |               |           |          |      |        |
| NO          |               |           |          |      |        |
| CONSTRAINTS |               |           |          |      |        |
|             |               |           |          |      |        |
| EACH HEATER |               |           |          |      |        |
| IS TESTED   |               |           |          |      |        |
| AT LEAST 2  |               |           |          |      |        |
| TIMES AT    |               |           |          |      |        |
| MAF. THIS   |               |           |          |      |        |
| FAILURE     |               |           |          |      |        |
| MODE AT THE |               |           |          |      |        |
|             |               |           |          |      |        |
| LAUNCH SITE |               |           |          |      |        |
| HAS NO      |               |           |          |      |        |
| EFFECT ON   |               |           |          |      |        |
| THE LAUNCH. |               |           |          |      |        |
| 6/6/85 PRB  |               |           |          |      |        |
| STATUS      |               |           |          |      |        |
| 4-16-85 MTG |               |           |          |      |        |
|             |               |           |          |      |        |
| \- CAUSE    |               |           |          |      |        |
| HAS BEEN    |               |           |          |      |        |
| ATTRIBUTED  |               |           |          |      |        |
| TO THE      |               |           |          |      |        |
| HEATERS     |               |           |          |      |        |
| BEING       |               |           |          |      |        |
| EXPOSED TO  |               |           |          |      |        |
| NEAR 100%   |               |           |          |      |        |
|             |               |           |          |      |        |
| HUMIDITY.   |               |           |          |      |        |
| HEATERS     |               |           |          |      |        |
| WERE OVEN   |               |           |          |      |        |
| DRIED &     |               |           |          |      |        |
| S           |               |           |          |      |        |
| UCCESSFULLY |               |           |          |      |        |
| RETESTED,   |               |           |          |      |        |
| PACKAGED    |               |           |          |      |        |
|             |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| DESSICANT & |               |           |          |      |        |
| RETURNED TO |               |           |          |      |        |
| STORES.     |               |           |          |      |        |
| THIS        |               |           |          |      |        |
| RESOLVES    |               |           |          |      |        |
| THIS        |               |           |          |      |        |
| PROBLEM,    |               |           |          |      |        |
|             |               |           |          |      |        |
| HOWEVER,    |               |           |          |      |        |
| POST        |               |           |          |      |        |
| STORAGE     |               |           |          |      |        |
| RETEST WILL |               |           |          |      |        |
| BE          |               |           |          |      |        |
| PERFORMED.  |               |           |          |      |        |
| THE RETEST  |               |           |          |      |        |
| REQMNTS     |               |           |          |      |        |
| WILL        |               |           |          |      |        |
|             |               |           |          |      |        |
| BE INCLUDED |               |           |          |      |        |
| IN THE MMC  |               |           |          |      |        |
| \"POST      |               |           |          |      |        |
| STORAGE ET  |               |           |          |      |        |
| REFURBISH   |               |           |          |      |        |
| PLAN\"      |               |           |          |      |        |
| SCHEDULED   |               |           |          |      |        |
| FOR         |               |           |          |      |        |
|             |               |           |          |      |        |
| RELEASE IN  |               |           |          |      |        |
| SEPT. 1985. |               |           |          |      |        |
| 6/6/85 PRB  |               |           |          |      |        |
| STATUS      |               |           |          |      |        |
| 5-16-85     |               |           |          |      |        |
| MTG - MMC   |               |           |          |      |        |
| IS          |               |           |          |      |        |
| PREPARING   |               |           |          |      |        |
|             |               |           |          |      |        |
| DOCUMENT TO |               |           |          |      |        |
| REQUIRE     |               |           |          |      |        |
| POST        |               |           |          |      |        |
| STORAGE     |               |           |          |      |        |
| TEST OF     |               |           |          |      |        |
| HEATERS TO  |               |           |          |      |        |
| BE IN-HOUSE |               |           |          |      |        |
| TASK        |               |           |          |      |        |
|             |               |           |          |      |        |
| 7/2/85 PRB  |               |           |          |      |        |
| STATUS      |               |           |          |      |        |
| 6-20-85     |               |           |          |      |        |
| MTG - SAME  |               |           |          |      |        |
| AS LAST     |               |           |          |      |        |
| PRB. CAPS   |               |           |          |      |        |
| TO REMAIN   |               |           |          |      |        |
| OPEN        |               |           |          |      |        |
|             |               |           |          |      |        |
| UNTIL TESTS |               |           |          |      |        |
| IN DEC.     |               |           |          |      |        |
| 1985.       |               |           |          |      |        |
| 8/15/85 PRB |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| STILL       |               |           |          |      |        |
| AWAITING    |               |           |          |      |        |
| DOCUMENT    |               |           |          |      |        |
|             |               |           |          |      |        |
| CHANGE TO   |               |           |          |      |        |
| ADD RETEST  |               |           |          |      |        |
| REQMNTS     |               |           |          |      |        |
| AFTER 1 YR  |               |           |          |      |        |
| IN STORAGE. |               |           |          |      |        |
| ECD FOR     |               |           |          |      |        |
| CAPS        |               |           |          |      |        |
|             |               |           |          |      |        |
| CLOSURE IS  |               |           |          |      |        |
| 9-30-85.    |               |           |          |      |        |
| 10/17/85    |               |           |          |      |        |
| PRB         |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| POST ET     |               |           |          |      |        |
| STORAGE     |               |           |          |      |        |
| PLAN        |               |           |          |      |        |
| APPROVED    |               |           |          |      |        |
|             |               |           |          |      |        |
| BY CHANGE   |               |           |          |      |        |
| BOARD BUT   |               |           |          |      |        |
| NOT YET     |               |           |          |      |        |
| RELEASED BY |               |           |          |      |        |
| MMC.        |               |           |          |      |        |
| ISOLATION   |               |           |          |      |        |
| RESISTANCE  |               |           |          |      |        |
| TEST        |               |           |          |      |        |
|             |               |           |          |      |        |
| OF HEATERS  |               |           |          |      |        |
| NOT YET     |               |           |          |      |        |
| A           |               |           |          |      |        |
| CCOMPLISHED |               |           |          |      |        |
| BY TEST     |               |           |          |      |        |
| E           |               |           |          |      |        |
| NGINEERING. |               |           |          |      |        |
| ECD IS      |               |           |          |      |        |
| 11-8-85     |               |           |          |      |        |
|             |               |           |          |      |        |
| THE ONLY    |               |           |          |      |        |
| ACTION LEFT |               |           |          |      |        |
| BEFORE      |               |           |          |      |        |
| CLOSING     |               |           |          |      |        |
| CAPS IS TO  |               |           |          |      |        |
| SUBMIT RCN  |               |           |          |      |        |
| TO OMRSD    |               |           |          |      |        |
|             |               |           |          |      |        |
| 11/21/85    |               |           |          |      |        |
| PRB         |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| PRODUCT     |               |           |          |      |        |
| IMPROVEMENT |               |           |          |      |        |
| FOR STORAGE |               |           |          |      |        |
| IS          |               |           |          |      |        |
| COMPLETE.   |               |           |          |      |        |
| MMC         |               |           |          |      |        |
|             |               |           |          |      |        |
| IS          |               |           |          |      |        |
| CONCERNED   |               |           |          |      |        |
| ABOUT       |               |           |          |      |        |
| MOISTURE IN |               |           |          |      |        |
| ET ONE YEAR |               |           |          |      |        |
| AFTER       |               |           |          |      |        |
| BUY-OFF BY  |               |           |          |      |        |
| NASA. MMC   |               |           |          |      |        |
|             |               |           |          |      |        |
| AND MSFC    |               |           |          |      |        |
| ARE         |               |           |          |      |        |
| DISCUSSING  |               |           |          |      |        |
| MANNER TO   |               |           |          |      |        |
| ACCOMPLISH  |               |           |          |      |        |
| RETEST.     |               |           |          |      |        |
| MSFC DOES   |               |           |          |      |        |
| NOT WANT    |               |           |          |      |        |
|             |               |           |          |      |        |
| A SPECIAL   |               |           |          |      |        |
| TEST. MMC   |               |           |          |      |        |
| TO SUBMIT   |               |           |          |      |        |
| PLAN TO     |               |           |          |      |        |
| MSFC BY     |               |           |          |      |        |
| 12-2-85.    |               |           |          |      |        |
| 1/16/86 PRB |               |           |          |      |        |
|             |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| MMC SENIOR  |               |           |          |      |        |
| MRB IS      |               |           |          |      |        |
| SCHEDULED   |               |           |          |      |        |
| FOR 1-21-86 |               |           |          |      |        |
| AT MMC TO   |               |           |          |      |        |
|             |               |           |          |      |        |
| RESO        |               |           |          |      |        |
| LVE/APPROVE |               |           |          |      |        |
| PLAN BEFORE |               |           |          |      |        |
| IT IS       |               |           |          |      |        |
| SUBMITTED   |               |           |          |      |        |
| TO MSFC.    |               |           |          |      |        |
| ECD IS      |               |           |          |      |        |
| 1-31-86     |               |           |          |      |        |
|             |               |           |          |      |        |
| 3/20/86 PRB |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| HEATERS IN  |               |           |          |      |        |
| INVENTORY   |               |           |          |      |        |
| STATUS HAVE |               |           |          |      |        |
| BEEN        |               |           |          |      |        |
| INSPECTED   |               |           |          |      |        |
|             |               |           |          |      |        |
| OF 83       |               |           |          |      |        |
| INSPECTED,  |               |           |          |      |        |
| 23 WERE     |               |           |          |      |        |
| FOUND       |               |           |          |      |        |
| DEFECTIVE.  |               |           |          |      |        |
| THE         |               |           |          |      |        |
| DEFECTIVE   |               |           |          |      |        |
| HEATERS     |               |           |          |      |        |
| WERE        |               |           |          |      |        |
|             |               |           |          |      |        |
| OVEN DRIED  |               |           |          |      |        |
| AND         |               |           |          |      |        |
| RETURNED TO |               |           |          |      |        |
| STORES. THE |               |           |          |      |        |
| HEATER      |               |           |          |      |        |
| DRAWING HAS |               |           |          |      |        |
| BEEN        |               |           |          |      |        |
| REVISED     |               |           |          |      |        |
|             |               |           |          |      |        |
| TO REQUIRE  |               |           |          |      |        |
| PACKAGING   |               |           |          |      |        |
| WITH        |               |           |          |      |        |
| DESSICANT   |               |           |          |      |        |
| BY THE      |               |           |          |      |        |
| VENDOR.     |               |           |          |      |        |
| OPEN ITEMS  |               |           |          |      |        |
|             |               |           |          |      |        |
| CONSTRAI    |               |           |          |      |        |
| NINGCLOSURE |               |           |          |      |        |
| OF THIS     |               |           |          |      |        |
| CARS ARE    |               |           |          |      |        |
| REVISION OF |               |           |          |      |        |
| FILE 2 AND  |               |           |          |      |        |
| ET STORAGE  |               |           |          |      |        |
|             |               |           |          |      |        |
| REFURBISH   |               |           |          |      |        |
| PLAN. ECD   |               |           |          |      |        |
| IS 7-11-86  |               |           |          |      |        |
| DUE TO      |               |           |          |      |        |
| EXPECTED    |               |           |          |      |        |
| DELAY IN    |               |           |          |      |        |
| FILE 2      |               |           |          |      |        |
| CHANGES     |               |           |          |      |        |
|             |               |           |          |      |        |
| 4/17/86 PRB |               |           |          |      |        |
| STATUS - NO |               |           |          |      |        |
| CHANGE.     |               |           |          |      |        |
| 5/15/86 PRB |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| THIS CHANGE |               |           |          |      |        |
|             |               |           |          |      |        |
| EFFECTS     |               |           |          |      |        |
| TANKS       |               |           |          |      |        |
| COMING OUT  |               |           |          |      |        |
| OF LONG     |               |           |          |      |        |
| TERM        |               |           |          |      |        |
| STORAGE.    |               |           |          |      |        |
| WILL        |               |           |          |      |        |
| INCORPORATE |               |           |          |      |        |
| CHANGE      |               |           |          |      |        |
|             |               |           |          |      |        |
| INTO FILE   |               |           |          |      |        |
| IV AT       |               |           |          |      |        |
| MMC\'S      |               |           |          |      |        |
| MANAGEMENT  |               |           |          |      |        |
| DIRECTION.  |               |           |          |      |        |
| RELEASE OF  |               |           |          |      |        |
| THIS        |               |           |          |      |        |
| ENGINEERING |               |           |          |      |        |
|             |               |           |          |      |        |
| DOCUMENT IS |               |           |          |      |        |
| EXPECTED IN |               |           |          |      |        |
| JULY.       |               |           |          |      |        |
| 6/19/86 PRB |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| DEFERRED    |               |           |          |      |        |
| UNTIL NEXT  |               |           |          |      |        |
|             |               |           |          |      |        |
| PRB.        |               |           |          |      |        |
| MEETING RAN |               |           |          |      |        |
| OUT OF      |               |           |          |      |        |
| TIME.       |               |           |          |      |        |
| 7/15/86 PRB |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| FILE IV RCN |               |           |          |      |        |
| HAS BEEN    |               |           |          |      |        |
|             |               |           |          |      |        |
| RELEASED AT |               |           |          |      |        |
| MMC AND     |               |           |          |      |        |
| WILL BE     |               |           |          |      |        |
| FORWARDED   |               |           |          |      |        |
| TO MSFC     |               |           |          |      |        |
| WITHIN ONE  |               |           |          |      |        |
| WEEK.       |               |           |          |      |        |
| 1/29/87     |               |           |          |      |        |
|             |               |           |          |      |        |
| PRB         |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| CAPS        |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| BEING       |               |           |          |      |        |
| WRITTEN AND |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| EXPECTED BY |               |           |          |      |        |
|             |               |           |          |      |        |
| AP          |               |           |          |      |        |
| PROXIMATELY |               |           |          |      |        |
| 2-16-87.    |               |           |          |      |        |
| 2-23-87     |               |           |          |      |        |
| STATUS -    |               |           |          |      |        |
| THE 74L3-1  |               |           |          |      |        |
| HEATERS ARE |               |           |          |      |        |
|             |               |           |          |      |        |
| SENSITIVE   |               |           |          |      |        |
| TO HUMIDITY |               |           |          |      |        |
| WHICH CAN   |               |           |          |      |        |
| RESULT IN   |               |           |          |      |        |
| LOW         |               |           |          |      |        |
| ISOLATION   |               |           |          |      |        |
| RESISTANCE  |               |           |          |      |        |
|             |               |           |          |      |        |
| CORRECTIVE  |               |           |          |      |        |
| ACTIONS     |               |           |          |      |        |
| WERE        |               |           |          |      |        |
| IMPLEMENTED |               |           |          |      |        |
| TO PROTECT  |               |           |          |      |        |
| THE HEATERS |               |           |          |      |        |
| FROM        |               |           |          |      |        |
|             |               |           |          |      |        |
| HUMIDITY    |               |           |          |      |        |
| WHILE IN    |               |           |          |      |        |
| STORAGE. AS |               |           |          |      |        |
| FOR THE     |               |           |          |      |        |
| HEATERS     |               |           |          |      |        |
| DESIGN AND  |               |           |          |      |        |
| I           |               |           |          |      |        |
| NSTALLATION |               |           |          |      |        |
|             |               |           |          |      |        |
| PROCEDURE,  |               |           |          |      |        |
| NO CHANGES  |               |           |          |      |        |
| WERE MADE.  |               |           |          |      |        |
| INSTEAD, IT |               |           |          |      |        |
| WAS         |               |           |          |      |        |
| RECOMMENDED |               |           |          |      |        |
| THAT        |               |           |          |      |        |
|             |               |           |          |      |        |
| ADDITIONAL  |               |           |          |      |        |
| IN-PROCESS  |               |           |          |      |        |
| TESTS BE    |               |           |          |      |        |
| ADDED TO    |               |           |          |      |        |
| THE BUILD   |               |           |          |      |        |
| CYCLE (REF  |               |           |          |      |        |
|             |               |           |          |      |        |
| INTEROFFICE |               |           |          |      |        |
| MEMORANDUM  |               |           |          |      |        |
| 35          |               |           |          |      |        |
| 13-86-061). |               |           |          |      |        |
| THE         |               |           |          |      |        |
| INCREASED   |               |           |          |      |        |
| TESTING     |               |           |          |      |        |
| WILL DETECT |               |           |          |      |        |
|             |               |           |          |      |        |
| HEATER      |               |           |          |      |        |
| FAILURES    |               |           |          |      |        |
| EARLIER IN  |               |           |          |      |        |
| THE BUILD   |               |           |          |      |        |
| CYCLE AND   |               |           |          |      |        |
| HOLD DOWN   |               |           |          |      |        |
| THE REWORK  |               |           |          |      |        |
|             |               |           |          |      |        |
| COSTS. IN   |               |           |          |      |        |
| ADDITION,   |               |           |          |      |        |
| THE         |               |           |          |      |        |
| \           |               |           |          |      |        |
| "OPERATIONS |               |           |          |      |        |
| AND         |               |           |          |      |        |
| MAINTENANCE |               |           |          |      |        |
| R           |               |           |          |      |        |
| EQUIREMENTS |               |           |          |      |        |
| AND         |               |           |          |      |        |
|             |               |           |          |      |        |
| SPE         |               |           |          |      |        |
| CIFICATIONS |               |           |          |      |        |
| (OMRSD)     |               |           |          |      |        |
| FILE IV\",  |               |           |          |      |        |
| WAS REVISED |               |           |          |      |        |
| BY RCN MT   |               |           |          |      |        |
| 3718        |               |           |          |      |        |
| INCLUDE AN  |               |           |          |      |        |
|             |               |           |          |      |        |
| ISOLATION   |               |           |          |      |        |
| RESISTANCE  |               |           |          |      |        |
| CHECK OF    |               |           |          |      |        |
| THE HEATERS |               |           |          |      |        |
| AT THE      |               |           |          |      |        |
| LAUNCH      |               |           |          |      |        |
| SITES. THIS |               |           |          |      |        |
|             |               |           |          |      |        |
| PROBLEM IS  |               |           |          |      |        |
| SUBMITTED   |               |           |          |      |        |
| TO MSFC FOR |               |           |          |      |        |
| CLOSURE     |               |           |          |      |        |
| REVIEW AND  |               |           |          |      |        |
| APPROVAL    |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+
| **MSFC      |               |           |          |      |        |
| Response/Co |               |           |          |      |        |
| ncurrence** |               |           |          |      |        |
+-------------+---------------+-----------+----------+------+--------+

  -----------------------------------------------------------------------
  MSFC Problem Reporting and Corrective Action (PRACA) System

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

  --------------- --------------- ------------------ ----------- ----------- ------------
  **MSFC          **IFA#**\       **Contractor       **JSC#**\   **KSC#**\   **EICN#**\
  Report#**\      \--             RPT#**\            \--         \--         \--
  A08797                          E-086                                      

  **Asmnt         **Asmnt Part    **Asmnt                                    
  Part#**\        Name**\         Serial/Lot#**\                             
  74L3-1          STRIP HEATER    N/A                                        

  **HCRIT CD**\   **FCRIT CD**\   **CAUSE CD**\      **FAIL                  
  \--             3               ESE - EI-SHIP-ENVR MODE**\                 
                                                     ET - MEAS               
                                                     ANOMALY                 

  **Asmnt FMEA**\ **Asmnt FM**\   **FMEA CSE**\      **FMEA                  
  3.8.12.2        2               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**                                                                     
  --------------- --------------- ------------------ ----------- ----------- ------------