What was found
MAINT LIGHT ON APU ILLUMINATED AFTER APU STARTED. ACFT GROUNDED. FOUND APU OIL 1 QT LOW. SERVICED APU OIL REF AMM 12-13-31. GROUND VERIFICATION CHECK OF APU GOOD. NO BLUE MAINTENANCE LIGHT ON START UP.
- Difficulty date
- September 11, 2015
- Submitted
- September 15, 2015
- Operation
- Air carrier
- Aircraft
- N513AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35192
- Aircraft time
- 26,655 hours, 8,144 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Oil System
- Condition
- Low
- 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.