What was found
WHILE PERFORMING APU GENERAL VISUAL INSPECTIONS, FOUND RED BUTTON EXTENDED ON OIL FILTER INDICATOR. GROUNDED - YES. REMOVED AND REPLACED LUBE FILTER ELEMENT FOR APU. OPS CHECK GOOD PER B737-800 AMM 49-91-12. NO LEAKS NOTED.
- Difficulty date
- March 11, 2020
- Submitted
- March 12, 2020
- Operation
- Air carrier
- Aircraft
- N597AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35689
- Aircraft time
- 45,357 hours, 13,713 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Filter Element
- Part number
- 41310203
- 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.