Service difficulty report · Fire Detector · Boeing 7378

Difficulty date
July 22, 2026
Submitted
July 24, 2026
Operation
Air carrier
Aircraft
N27261
Make and model
Boeing 7378
Aircraft serial
43464
Aircraft time
17,064 hours, 5,833 cycles
Part
Fire Detector
Part number
91060601
Part serial
100
Condition
Faulted
Location
Nr 2 Eng
Part time
17,063 hours, 5,832 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

ENG ANTI-ICE COWL VALVE LIGHT IS ON ENGINE 2 REPLACED ENGINE FIRE LOOPS. NR 2 ENG COWL ANTI ICE TEST OK IAW AMM 30-21-00-710-801. REMOVED AND REPLACED LWR FIRE DETECTOR ASSY M3061, ENG FIRE DETECTION CHECK OK IAW AMM 26-11-00-710-801. ACCOMPLISH NR 2 ENG IDLE RUN. NO FIRE WARNING INDICATIONS GENERATED.

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