Service difficulty report · Fire Loop · Boeing 757224

Difficulty date
October 19, 2025
Submitted
October 21, 2025
Operation
Air carrier
Aircraft
N19141
Make and model
Boeing 757224
Aircraft serial
30354
Aircraft time
88,251 hours, 20,938 cycles
Part
Fire Loop
Part number
W5002005618
Condition
Faulted
Location
Zone 400
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
B, A

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

What was found

MULTIPLE INTERMITTENT RT ENGINE FIRE WARNINGS DURING CLIMB/CRUISE. RT ENGINE FIRE LOOP 2 INITIALLY INOPERATIVE IAW MEL, FIRE WARN WOULD HAVE WENT OFF DUE TO FAULT IN LOOP 1. FOUND POSITIVE FIX FOR RT ENG. FIRE LOOP 2. MEL CLEARED. NO FAULTS NOTED FOR RT ENG FIRE LOOP 1. REF AMM 26-11-00. NO HISTORY NOTED FOR LOOP 1. DUE TO DIVERSION, AWAITING ADVICE FROM TOMC ON HOW TO PROCEED. NO FURTHER MAINTENANCE ACTION REQUIRED. OK FOR SERVICE.