# SDR A6WA201311014028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2013
- Submitted: November 1, 2013
- Operation: Air carrier
- Aircraft: [N419AW](https://openairdocs.org/aircraft/N419AW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7633
- Aircraft time: 27,133 hours, 25,824 cycles
- Engine: Ge CF343B1
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Check Valve
- Condition: Failed
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/A6WA201311014028

## Discrepancy

RECEIVED LT ENGINE OIL WARNING WITH ASSOCIATED DROP IN ENGINE OIL PRESSURE, ENGINE TO IDLE WITHIN 5 SECONDS. SHUTDOWN LT ENGINE IAW QRH.  SERVICED LT ENGINE WITH 8 PTS. FOUND OIL TANK CHECK VALVE FAILED & LEAKING EXTERNALLY.  R & R CHECK VALVE IAW AMM 79-12-13.  OPS & LEAK CHECKED GOOD.  PERFORMED 30 MIN OIL CONSUMPTION RUN, ZERO PINTS ADDED.  OK FOR SERVICE.

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