SDR A6WA201311014028

Service difficulty report · Check Valve · Cndair CL6002B19

Difficulty date: October 28, 2013
Submitted: November 1, 2013
Operation: Air carrier
Aircraft: N419AW
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
Part: Check Valve
Condition: Failed
Stage of operation: CL
How discovered: O
Nature of condition: K, J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

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.