What was found
AIRCRAFT RTFL DUE TO APU NO START AT ALTITUDE. PILOT REPORTS: APU HUNG AT 27 PERCENT DURING ALTITUDE OF 34,000 MSL AND THEN FAULTED, SHUT DOWN. REPLACED APU FUEL CONTROL DUE TO FAULTY FUEL SOLENOID.
- Difficulty date
- December 26, 2008
- Submitted
- December 29, 2008
- Operation
- Air carrier
- Aircraft
- N547UA
- Make and model
- Boeing 757222
- Aircraft serial
- 25368
- Aircraft time
- 63,524 hours, 18,531 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 4930 · APU Engine Fuel and Control
- Part
- Fuel Control
- Part number
- 388250017
- Part serial
- A730C
- Condition
- Failed
- Location
- Apu
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.