What was found
APU FAULT LIGHT CAME ON AFTER FAILED START. GROUNDED - YES. REMOVED AND REPLACED IGNITION UNIT REF B737-9 AMM 49-41-31.
- Difficulty date
- September 25, 2022
- Submitted
- September 28, 2022
- Operation
- Air carrier
- Aircraft
- N932AK
- Make and model
- Boeing 7379
- Aircraft serial
- 44089
- Aircraft time
- 2,482 hours, 764 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Ignition Unit
- Part number
- 38880585
- Part serial
- J21210168
- Condition
- Failed
- Location
- Engine
- Part time
- 1,133 hours, 764 cycles
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.