What was found
APU OIL FILTER DELTA P INDICATOR POPPED. ACFT GROUNDED. R & R APU OIL FILTER IAW AMM 49-91-13. REMOVED AND INSPECTED MAGNETIC CHIP DETECTOR, CHIP DETECTOR CLEAN. RUN AND LEAK CHECK APU, NO LEAK NOTED.
- Difficulty date
- December 7, 2013
- Submitted
- December 9, 2013
- Operation
- Air carrier
- Aircraft
- N508AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35691
- Aircraft time
- 20,422 hours, 6,356 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Indicator
- Condition
- Tripped
- Location
- Apu Oil Filter
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.