What was found
APU WOULD NOT START AFTER 3 ATTEMPTS RPM CAME TO 13 THEN ROLLED BACK WITH FAULT LIGHT. REPLACED APU EXCITER BOX.
- Difficulty date
- June 7, 2009
- Submitted
- June 17, 2009
- Operation
- Air carrier
- Aircraft
- N667UA
- Make and model
- Boeing 767322
- Aircraft serial
- 29239
- Aircraft time
- 38,716 hours, 10,813 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 4920 · APU Core Engine
- Part
- Exciter
- Part number
- 38880585
- Part serial
- 239
- Condition
- Faulty
- Location
- Apu
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.