What was found
APU FAILED AFTER ENGINES SHUTDOWN (IT SUPPLIED POWER FOR 1 MIN). (<P>PERFORMED BITE TEST PER AMM 49-61-05, NO FAULTS FOUND. STARTED APU, OPS CHECK GOOD </P>)
- Difficulty date
- May 23, 2019
- Submitted
- May 24, 2019
- Operation
- Air carrier
- Aircraft
- N640GT
- Make and model
- Boeing 7673S1
- Aircraft serial
- 25221
- Aircraft time
- 88,398 hours, 18,787 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.