SDR 96ZZZX1711

Service difficulty report · Valve · Piper PA28R200

Difficulty date: March 14, 1996
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N32481
Make and model: Piper PA28R200
Aircraft serial: 28R7535061
Engine: Cont IO360C
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Valve
Condition: Failed
Location: Nr 4 Int
Part time: 1,526 hours
Stage of operation: CL
Nature of condition: E, R
Precautionary procedure: A

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

What was found

ON TAKEOFF, ENGINE BEGAN TO VIBRATE (AT FULL POWER SETTINGS). RETURNED TO AIRPORT. UPON INSPECTION, FOUND NR 4 INTAKE VALVE BROKEN IN HALF ON FACE AREA. NR 4 PISTON SEVERELY DAMAGED, COULD NOT LOCATE PARTS OF MISSING VALVE. SUSPECT INJESTED INTO ENGINE THOUGH NO METAL WAS FOUND IN OIL FILTER OR SUMP SCREEN. TT 1,526.0 HOURS ON ENGINE.

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