What was found
APU DETECTOR FAULT LIGHT ON AT ALL TIMES. [07-10-07] FOUND FAULTY APU FIRE DETECTOR M334. ALSO FOUND GROUND BROKEN AT LUG ON APU TAIL PIPE FIRE DETECTOR M515. REPLACED FIRE DETECTOR M334 AND M515.
- Difficulty date
- June 17, 2007
- Submitted
- June 20, 2007
- Operation
- Air carrier
- Aircraft
- N349UA
- Make and model
- Boeing 737322
- Aircraft serial
- 24253
- Aircraft time
- 54,856 hours, 30,268 cycles
- Engine
- Cfmint CFM563C1
- System (JASC)
- 2612 · Fire Detection
- Part
- Fire Detector
- Condition
- Faulty
- Location
- Apu
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- N
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.