# SDR ASAA2017110322441

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 3, 2017
- Submitted: November 6, 2017
- Operation: Air carrier
- Aircraft: [N584AS](https://openairdocs.org/aircraft/N584AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35682
- Aircraft time: 38,750 hours, 11,536 cycles
- Engine: Cfmint CFM567B27B3
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Packing
- Part number: QA06758
- Condition: Damaged
- Location: Nr 2 Engine Oil
- 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/ASAA2017110322441

## Discrepancy

WHILE ACCOMPLISHING A NR 2 ENGINE MCD INSPECTION,   SMALL SLIVERS OF O-RING MATERIAL WERE FOUND IN THE FWD SUMP MCD.  ACFT GROUNDED.  REPLACED THE NR 2 ENG SCAVENGE OIL FILTER ELEMENT AND NR 2 ENGINE LUBRICATION UNIT INNER AND OUTER SEALING SPOOL PACKINGS  IAW AMM 79-00-00-200-804-F00 STEP 7H(7)(M).    LEAK CHECKED GOOD IAW AMM 79-21-06-000-801-F00 AND 79-21-01-400-804-F00.  NO FURTHER MAINTENANCE ACTION NECESSARY.

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