What was found
BLUE APU LIGHT ON. ACFT GROUNDED. MAINTENANCE MESSAGE 49-91227 INDICATED. ACCOMPLISHED FIM 49-90 TASK 804. NO CURRENT FAULTS NOTED. GROUND VERIFICATION SUCCESSFUL.
- Difficulty date
- July 21, 2016
- Submitted
- July 25, 2016
- Operation
- Air carrier
- Aircraft
- N481AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44106
- Aircraft time
- 3,796 hours, 1,253 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Warning Light
- Condition
- False Activation
- Location
- Apu
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.