What was found
APU FAILED TO START (3) ATTEMPTS HANG START OBSERVED. ACCOMPLISHED APU ECU BITE AS PER AMM 49-61-05 AND NO FAULTS NOTED. RESET ECU AND APU STARTER FIRST ATTEMPT AND OPS CK AS PER AMM 49-11-00.
- Difficulty date
- May 11, 2017
- Submitted
- May 12, 2017
- Operation
- Air carrier
- Aircraft
- N640GT
- Make and model
- Boeing 7673S1
- Aircraft serial
- 25221
- Aircraft time
- 83,041 hours, 17,604 cycles
- System (JASC)
- 4960 · APU Controls
- Part
- Ecu
- Condition
- Malfunctioned
- Location
- Apu
- Stage of operation
- TX
- 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.