SDR USAAD96102

Service difficulty report · Relief Valve · Doug DC931

Difficulty date: July 12, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N977VJ
Make and model: Doug DC931
Aircraft serial: 48155
System (JASC): 7931 · Engine Oil Pressure
Part: Relief Valve
Part number: 811131
Condition: Failed
Location: Rt Engine
Stage of operation: CL
Nature of condition: N
Precautionary procedure: A, E

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

What was found

PHL/PWM - FLT 2246 - ON CLIMB, 'RT ENGINE OIL PRESS LOW' WARNING LIGHT FLICKERED WITH CORRESPONDING DROP ON OIL PRESSURE GAUGE. SHUT DOWN ENGINE, RETURNED TO FIELD. REPLACED RIGHT ENGINE OIL PRESSURE RELIEF VALVE, AND ADJUSTED PRESSURE PER MM. (X)

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