# SDR ASAA2013031494178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2013
- Submitted: March 18, 2013
- Operation: Air carrier
- Aircraft: [N560AS](https://openairdocs.org/aircraft/N560AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35179
- Aircraft time: 25,370 hours, 7,785 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Filter
- Part number: 38809381
- Condition: Clogged
- Location: Apu Oil Sys
- 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/ASAA2013031494178

## Discrepancy

DURING OTHER MAINT FOUND APU OIL FILTER INDICATOR EXTENDED.  ACCOMP  OIL FILTER INDICATOR SERVICING.  INSP MAGNETIC DRAIN PLUG & REPLACED LUBE FILTER ELEMENT.  NO CONTAMINATION FOUND.  REF AMM 49-91-13.  NO LEAKS NOTED, OPS CK GOOD. DELTA-P DID NOT EXTEND.

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