What was found
FL 350, APU "FAULT" LIGHT ILLUMINATED, 2 TIMES FAILED TO START. CSS AT FL 300 PASSED NORMALLY. ACFT GROUNDED. FOUND FAULT 49-31016, OVER TEMP SHUTDOWN, 2 STARTS OLD, IAW FIM 49-30-TASK 803.
- Difficulty date
- March 23, 2015
- Submitted
- March 25, 2015
- Operation
- Air carrier
- Aircraft
- N584AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35682
- Aircraft time
- 29,193 hours, 8,732 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Apu
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CR
- 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.