Service difficulty report · Fire Detector · Boeing 76733A

Difficulty date
November 15, 2020
Submitted
November 18, 2020
Operation
Air carrier
Aircraft
N1997A
Make and model
Boeing 76733A
Aircraft serial
27310
Aircraft time
99,115 hours, 20,505 cycles
Engine
Ge CF680C2B6F
Part
Fire Detector
Part number
901907
Part serial
763F
Condition
Malfunctioned
Location
Nr 1 Engine
Stage of operation
NR
How discovered
O
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

NR 1 ENGINE FIRE LOOP 2 STATUS MESSAGE. ITEM M5, FOUND PUSHED PIN ON CONNECTOR D4154B, RESEATED PIN 2. OPERATIONS CHECK IS GOOD AT THIS TIME, IAW WDM 26-11-11 AND AMM OPERATIONS CHECK 26-11-01. REMOVED AND REPLACED FIRE LOOP LOWER FWD, IAW B767 AMM 26-11-02 AS PRECAUTIONARY MEASURE, OPERATIONS CHECK GOOD. P/N OFF 7882, S/N OFF 1979 17NOV20. REMOVED AND REPLACED FIRE LOOP LOWER AFT, IAW B767 AMM 26-11-02 AS PRECAUTIONARY MEASURE. OPERATIONS CHECK GOOD.

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