What was found
BLUE MAINTENANCE LIGHT FOR APU ILLUMINATED. ACFT GROUNDED. REF TASK 49-60, TASK 801, FOUND MAINTENANCE MSG 49-91227 "LOW OIL QTY". SHUTDOWN APU FOR 5 MINUTES, RESTARTED APU, RAN BITE CHECK, OIL QTY FULL & NO BLUE MAINTENANCE LIGHT.
- Difficulty date
- October 17, 2014
- Submitted
- October 21, 2014
- Operation
- Air carrier
- Aircraft
- N469AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41702
- Aircraft time
- 608 hours, 182 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Warning Light
- Condition
- False Activation
- Location
- Apu
- Stage of operation
- TX
- 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.