MSFC Problem Reporting and Corrective Action (PRACA) System
WHOLE RECORD REPORT( + ADDENDUM)
MSFC Record #
A08717 / In-Flight Anomaly Number
-- / Contractor Report Number
E-084 / JSC#
-- / KSC#
--
Problem Title
WIREGAUGE INCORRECTLY IDENTIFIED
EICN#
-- / ELEMENT
ET / Contractor
MMMSS / FSCM#
-- / FCRIT
1
HCRIT
-- / Sys_Lvl
N / Misc Codes
A B C D E F G H I J K L M N O
HARDWARE
EIM / NOMENCLATURE
EXTERNAL TANK / PART#
82601000000 / SER/LOT#
VARIOUS / MANUFACTURER
MMC
HARDWARE
LRU / NOMENCLATURE
N/A / PART#
N/A / SER/LOT#
N/A / MANUFACTURER
N/A
HARDWARE
NCA / NOMENCLATURE
ELECTRICAL WIRE / PART#
MMSE 6590023 / SER/LOT#
80-02342 / MANUFACTURER
BARCEL
Test/Operation
M - MFG / Prevailing Condtion
N - INSPECTION / F / U
UC / Fail Mode
EVP - ELEC TOLRNCE / Cause
MN - MFG-ISP
System
ELECTRICAL / Defect
MT - TYPE W / Material
E - EL C/W / Work Contact
D. WESTPHAL / Fail Date
08/27/1984
Received at MSFC
10/19/1984 / Date Isolated
-- / FMEA Reference
3.2 / IFA: Mission Phase
-- / Mission Elapsed Time
--
Location
MAF / Symptom
EVP - ELEC TOLRNCE / Time Cycle
--
Effectivity Text
LWT-7 AND SUBS
Vehicle Effectivity Codes
Vehicle 1
-- / Vehicle 2
-- / Vehicle 3
-- / Vehicle 4
-- / Vehicle 5
--
Mission Effectivity Codes
Mssn 1
-- / Mssn 2
-- / Mssn 3
-- / Mssn 4
-- / Mssn 5
--
Estimated Completion Dates
MSFC Approved Defer Until Date
-- / Contractor Req Defer Until Date
-- / LVL 3 Close
-- / Remark / Action
--
Investigation / Resolution Summary
Last MSFC Update
02/13/1995 / CN RSLV SBMT
01/10/1985 / Defer Date
-- / Add Date
-- / R/C Codes
5 - TRNG -- --
Assignee
Design
G. PLATT / Chief Engineer
-- / S & MA
D. NEWMAN / Project
J. BREWER / Project MGR
--
Approval
Design
B. DAVIS / Chief Engineer
-- / S & MA
D. NEWMAN / Project
J. BREWER / Project MGR
--
PAC Assignee
G. MILLER / PAC Review Complete
GM / MSFC Closure Date
01/25/1985 / Status
C - CLOSED / F/A Completion
--
Problem Type
-- / SEV
-- / Program Name
-- / REVL
-- / OPRINC
--
FUNC MOD
-- / Software Effectivity
------/ Software Fail CD
-- / SUBTYPE
-- / Software Closure CD
--
RES PERSON L2
-- / Approval Signature L3
--
Related Document Type
-- / Related Document ID
--
Related Document Title
--
Related Document Type
-- / Related Document ID
--
Related Document Title
--
Related Document Type
-- / Related Document ID
--
Related Document Title
--
Contractor Status Summary
Reliability/Quality Assurance Concerns, Recommendations:
Problem Description
REF: LOT NO. 80-02342 TWO CONDUCTER SHIELDED WIRES WERE DISCOVERED
INCORRECTLY LABELED 20 GAUGE WERE ACTUALLY 22 GAUGE. WIRE WAS IN THE
FABRICATION AREA & APPROX 3000 FT HAD BEEN USED
Contractor Investigation/Resolution
CAUSE - REC'G INSPECTION MISIDENTIFIED THE WIRE. THE SUPPLIER HAD
SHIPPED 22 GAUGE WIRE IN RESPONSE TO PURCHASE ORDER FOR 20 GAUGE
LAUNCH CONSTRAINT FOR 51A (LWT-9) IS LIFTED BASED ON TRACEABILITY DATA
WHICH VERIFIED 20 GAUGE WIRE WAS INSTALLED. THIS DECISION WAS
CO-ORDINATED WITH THE ET PROJECT OFFICE - W. HALLISEY. 12/11/84 - NO
CONSTRAINT TO FUTURE LAUNCHES. ANALYSIS (REF MMC MEMO 3513-84-161) HAS
SHOWN THAT 22 GAUGE WIRE WOULD FUNCTION WITH MINIMAL DEGRADATION IN THE
EVENT OF A SUBSTITUTION. LWT'S 7 & SUBS HAVE BEEN CLEARED FOR USE
EITHER BY REWORK OR BY VERIFYING THAT 20 GAUGE WIRE WAS ACTUALLY
INSTALLED - ___G. P. BRIDWELL___. 1/15/85 BACKGROUND - LOT 80-2342,
E6590007 (22 GAUGE) WIRE WAS MISIDENTIFIED IN REC'G INSPECTION AS
E6590023 (20 GAUGE) WIRE. RESOLUTION - AN INVESTIGATION WAS CONDUCTED
TO IDENTIFY & RESOLVE ALL USAGE OF THE MISIDENTIFIED WIRE. SUBSEQUENT
TO THE INVESTIGATION LWT-7 & SUBS WERE CLEARED FOR USE. THIS WAS DONE
EITHER BY REWORK OR BY VERIFYING THAT 20 GAUGE WIRE WAS ACTUALLY
INSTALLED. PROCUREMENT QUALITY (3760) MGMNT REVIEWED THE REC'G
INSPECTION SYSTEM & DETERMINED THE CIRCUMSTANCESRESULTING IN THE
PROBLEM WERE ISOLATED IN OCCURRENCE. IN ADDITION THEY FOUND THAT THEIR
EXISTING CONTROLS & PROCEDURES ARE ADEQUATE. THE RESPONSIBLE REC'G
INSPECTOR WAS GIVEN A WRITTEN REPRIMAND. NO OTHER R/C ACTION DEEMED
NECESSARY. RECOMMEND THAT THIS PROBLEM REPORT BE CLOSED
MSFC Response/Concurrence
MSFC Problem Reporting and Corrective Action (PRACA) System
ASSESSMENT ADDENDUM REPORT
MSFC Report#
A08717 / IFA#
-- / Contractor RPT#
E-084 / JSC#
-- / KSC#
-- / EICN#
--
Asmnt Part#
MMSE 6590023 / Asmnt Part Name
ELECTRICAL WIRE / Asmnt Serial/Lot#
80-02342
HCRIT CD
-- / FCRIT CD
1 / CAUSE CD
MNW - MFG-ISP-WORK / FAIL MODE
EVP - ELEC TOLRNCE
Asmnt FMEA
3.12.7.2 / Asmnt FM
2 / FMEA CSE
E / FMEA SCSE
1
Asmnt FMEA
-- / Asmnt FM
-- / FMEA CSE
-- / FMEA SCSE
--
Asmnt FMEA
-- / Asmnt FM
-- / FMEA CSE
-- / FMEA SCSE
--
Correlated Part#
-- / Correlated Part#
-- / Correlated Part#
--
Associated LRU#
-- / Associated LRU#
-- / Associated LRU#
--
MAJOR DESIGN CHANGES
APRV DATE
-- / DESCRIPTION OF CHANGES
--
ASSESSMENT TEXT