What was found
AIR TURNBACK, APU FIRE WARNING LIGHT AND BELL SOUNDED WHILE AIRBORNE, DISCHARGED ONE BOTTLE. INSPECTED, FOUND NO EVIDENCE OF FIRE. REMOVED AND REPLACED FIRE BOTTLE AND FIRE LOOP PER MM.
- Difficulty date
- October 25, 2002
- Submitted
- November 8, 2002
- Operation
- Air carrier
- Aircraft
- N691WN
- Make and model
- Boeing 7373G7
- Aircraft serial
- 23781
- Aircraft time
- 46,367 hours, 40,106 cycles
- System (JASC)
- 2612 · Fire Detection
- Part
- Fire Loop
- Part number
- 33007505
- Part serial
- 00248B1
- Condition
- Faulty
- Location
- Apu
- Stage of operation
- NR
- Nature of condition
- J
- Precautionary procedure
- A, D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.