What was found
DURING CLIMB, AFT RT LAV SMOKE DETECTOR SOUNDED AND FLIGHT ATTENDANT REPORTED VISIBLE SMOKE IN AREA. NO FIRE DETECTED. FLIGHT CREW RETURNED A/C TO DEPARTURE AIRPORT. MAINTENANCE FOUND APU OIL LEAK AND REPLACED APU.
- Difficulty date
- July 12, 2005
- Submitted
- July 15, 2005
- Operation
- Air carrier
- Aircraft
- N758NW
- Make and model
- Doug DC941
- Aircraft serial
- 47286
- Aircraft time
- 80,205 hours, 85,949 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Apu
- Part number
- GTCP8598DCA
- Part serial
- P27341DCA
- Condition
- Leaking
- Location
- Apu Bay
- Part time
- 71,934 hours, 65,070 cycles
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.