# SDR ASAA2016071017333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2016
- Submitted: July 12, 2016
- Operation: Air carrier
- Aircraft: [N532AS](https://openairdocs.org/aircraft/N532AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36346
- Aircraft time: 23,825 hours, 7,153 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil Filter
- Part number: 38809381
- Condition: Contaminated
- Location: Apu
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016071017333

## Discrepancy

DURING WALK AROUND, FOUND APU OIL FILTER DPI POPPED AND DAMAGED.  ACFT GROUNDED.  VERIFIED MAG DRAIN PLUG HAS NO CONTAMINATION, IAW AMM 49-91-81.  REMOVED APU FILTER AND VERIFIED NO CONTAMINATION. REMOVED AND REPLACED OIL FILTER DPI INDICATOR AND INSTALLED NEW OIL FILTER IAW AMM 49-91-12 AND 49-81-13.  LEAK CHECKED GOOD AND DPI REMAINED SET.

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