What was found
APU FAULT AFTER 3 START ATTEMPTS ON THE GROUND. FOUND BPCU CB IN THE OPEN POSITION. RESET CB, THEN PERFORMED BPCU BITE. NO FAULTS. STARTED APU IN THE FIRST ATTEMPT. NO FAULTS NOTED. REF AMM 24-22-00.
- Difficulty date
- August 4, 2020
- Submitted
- August 4, 2020
- Operation
- Air carrier
- Aircraft
- N1487A
- Make and model
- Boeing 76731K
- Aircraft serial
- 28865
- Aircraft time
- 88,005 hours, 18,117 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Apu
- Condition
- Faulted
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.