What was found
APU FAIL TO START. GROUNDED - YES. ATTEMPTED TO START APU. 3RD TIME STARTED NORMAL REF AMM 49-11-00.
- Difficulty date
- January 11, 2019
- Submitted
- January 15, 2019
- Operation
- Air carrier
- Aircraft
- N492AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44110
- Aircraft time
- 12,552 hours, 4,220 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Apu
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.