# SDR ASAA2017083021761

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2017
- Submitted: August 31, 2017
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 39,709 hours, 11,797 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Filter
- Part number: 41F9003
- Condition: Contaminated
- Location: Nr 2 Scav Pump
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017083021761

## Discrepancy

DUE TO CONTAMINATION IN THE REAR SUMP SCAVENGE MCD INSPECT SCAVENGE OIL FILTER ON THE NR 2 ENGINE.  ACFT GROUNDED.  INSPECTED THE NR 2 ENGINE SCAVENGE OIL FILTER AND SENT IT IN WITH THE CHIP DETECTOR PARTICLES. IAW AMM 79-21-06. INSTALLED NEW FILTER ELEMENT IAW AMM 79-21-06-400-801-F00 UP TO STEP 3.H.(3). REQUIRES STEP 3.I. COMPLETED STEP 3.I. LEAK CHECKED GOOD.

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