What was found
APU FAILED TO START ON LANDING APU FAULT LIGHT ILLUMINATED. ACFT GROUNDED. REPLACED APU IGNITER PLUG REF MM 49-41-51. OPS CHECK GOOD, ACCOMPLISHED APU BITE CHECK, NO FAULTS NOTED.
- Difficulty date
- December 5, 2013
- Submitted
- December 9, 2013
- Operation
- Air carrier
- Aircraft
- N402AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41189
- Aircraft time
- 4,389 hours, 1,403 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Igniter
- Part number
- CH31769
- Condition
- Failed
- Location
- Apu
- Stage of operation
- TX
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.