What was found
APU FAULT LIGHT ILLUMINATED ON START ATTEMPT. RAN QRH. WAITED 5 MINUTES. FAULT LIGHT WENT OUT. TRIED A SECOND START AND FAULT LIGHT RE-ILLUMINATED. ACFT GROUNDED.
- Difficulty date
- July 3, 2015
- Submitted
- July 7, 2015
- Operation
- Air carrier
- Aircraft
- N413AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 35205
- Aircraft time
- 9,088 hours, 2,904 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Apu
- Condition
- Malfunctioned
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.