What was found
APU OIL LUBE FILTER, RED INDICATOR HAS EXTENDED, POPPED. ACFT GROUNDED. R & R APU LUBE FILTER, RESET, RED INDICATOR BUTTON, IAW AMM 49-91-12. OPS CHECK AND LEAK CHECK GOOD. NO DEFECTS NOTED.
- Difficulty date
- April 5, 2016
- Submitted
- April 7, 2016
- Operation
- Air carrier
- Aircraft
- N477AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 40716
- Aircraft time
- 3,271 hours, 1,060 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Oil Filter
- Part number
- 38809381
- Condition
- Clogged
- Location
- Apu
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.