What was found
APU POWER PROBLEMS. [08-08-07] REPLACED APU GENERATOR TRANSFORMER T2 AS A PRECAUTION. OPERATIONAL CHECKS NORMAL.
- Difficulty date
- July 11, 2007
- Submitted
- July 13, 2007
- Operation
- Air carrier
- Aircraft
- N924UA
- Make and model
- Boeing 737522
- Aircraft serial
- 26645
- Aircraft time
- 42,285 hours, 30,785 cycles
- Engine
- Cfmint CFM563C1
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Apu
- Condition
- Unknown
- Stage of operation
- TX
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.