What was found
APU FAULT 2 ATTEMPTS KMIA. THIRD ATTEMPT FAILED, FOLLOWED FIM 49-11 FAULT TREE 989 REPLACED APU STARTER NO HELP. DEFERRED APU IAW MEL 49-11-01A CAT C ON 5/15/2025 @ 1850Z
- Difficulty date
- May 15, 2025
- Submitted
- May 20, 2025
- Operation
- Air carrier
- Aircraft
- N566NC
- Make and model
- Boeing 7673BG
- Aircraft serial
- 30566
- Aircraft time
- 78,044 hours, 20,158 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Apu
- Condition
- Faulted
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.