Service difficulty report · Fire Loop · Boeing 767322

Difficulty date
October 7, 2009
Submitted
October 9, 2009
Operation
Air carrier
Aircraft
N674UA
Make and model
Boeing 767322
Aircraft serial
29242
Aircraft time
34,304 hours, 8,996 cycles
Engine
Pwa PW4056
Part
Fire Loop
Part number
644501
Part serial
645
Condition
Intermittent
Location
Rt Engine
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

GETTING STATUS MESSAGER ENG FIRE LOOP 1 INTERMITTENTLY. DUE TO PREVIOUS HISTORY, SUSPECT RIGHT ENG LOOP 1 FAULT. SHOOK OUT WIRES ON ENGINE, UNABLE TO DUPLICATE. REPLACED M683 FIRE DET CARD AS A PRECAUTION.