What was found
APU FAULT LIGHT ILLUMINATED AFTER FAILED START ATTEMPT. ACFT GROUNDED. R & R IGNITER PLUG, IGNITER LEAD, AND IGNITION UNIT, REF AMM 49-41-51, 49-41-52 AND 49-41-31. APU OP'S CHECKED NORMAL. NO ISSUES.
- Difficulty date
- January 31, 2014
- Submitted
- February 3, 2014
- Operation
- Air carrier
- Aircraft
- N440AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41705
- Aircraft time
- 788 hours, 260 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Igniter
- Part number
- 38880585
- Condition
- Failed
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.