What was found
APU COLD SOAKED START FAILED FIRST ATTEMPT AT FL370 BECAUSE FAULT LIGHT CAME ON. SECOND ATTEMPT SUCCESSFUL. PERFORMED FIM TASK 49-60-00-810-801AND AMM 49-11-00-710-801. ALL TESTS PASSED. NO FAULTS INDICATED.
- Difficulty date
- September 2, 2012
- Submitted
- September 25, 2012
- Operation
- Air carrier
- Aircraft
- N512AS
- Make and model
- Boeing 737890
- Aircraft serial
- 39043
- Aircraft time
- 15,595 hours, 4,943 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Apu
- Condition
- Malfunctioned
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.