What was found
APU FAILED ON START, RAMP REPORTED SMOKE FROM APU EXHAUST, APU L3 SOV C/B POPPED. PLACED APU ON MEL 49-00-1. RETURNED TO SERVICE.
- Difficulty date
- September 18, 2010
- Submitted
- September 22, 2010
- Operation
- Air carrier
- Aircraft
- N421QX
- Make and model
- Bombdr DHC8402
- Aircraft serial
- 4149
- Aircraft time
- 9,149 hours, 9,813 cycles
- Engine
- Pwc PW150A
- System (JASC)
- 4920 · APU Core Engine
- Part
- Engine
- Condition
- Failed
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.