Service difficulty report · Circuit Card · Boeing 76731B

Difficulty date
October 28, 2020
Submitted
November 13, 2020
Operation
Air carrier
Aircraft
N1361A
Make and model
Boeing 76731B
Aircraft serial
26265
Aircraft time
92,884 hours, 20,484 cycles
Part
Circuit Card
Part number
S85N002636
Part serial
D09050
Condition
Failed
Location
Fire Detection
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT ENGINE FIRE LOOP 1 STATUS MESSAGE. REPEAT WRITE UP. TRANSFER TO MDDR 136905. PLACED ON MEL 26-11-01, CAT "C". EXPIRED DATE 8 NOV 20. TJ 1102. WHILE RESEARCHING FAULT HISTORY FOUND M2026 WAS STATED AS CHANGED, BUT CONFIRMED M10224 WAS CHANGED BY MISTAKE WITH A BFS CARD. REMOVED AND REPLACED LEFT ENGINE AFOLTS CARD, IAW AMM 26-10-01. OPERATIONS CHECKS GOOD.

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