SDR CA981013014

Service difficulty report · Pump · Cessna 172M

Difficulty date: September 14, 1998
Submitted: March 26, 2000
Operation: General aviation
Make and model: Cessna 172M
Engine: Lyc O320E2D
Propeller: Mcauly 1C160DTM
System (JASC): 7261 · Turbine Engine Oil System
Part: Pump
Condition: Failed
Location: Oil System
Part time: 1,785 hours
Stage of operation: DE
Nature of condition: J
Precautionary procedure: E, A

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

What was found

(CAN) ON DESCENT, REDUCTION OF 300-500 RPM WAS FOLLOWED 20 SECONDS LATER BY THE ENGINE SEIZING. AIRCRAFT LANDED SAFELY. POST-FLIGHT INSPECTION FOUND THE OIL PUMP HAD FAILED. THE ENGINE WAS A WRITE OFF; BROKEN AND SEIZED RODS, BROKEN CRANKCASE, ETC.

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