SDR 98ZZZX3078

Service difficulty report · Exhaust Valve · Piper PA32300

Difficulty date: August 20, 1998
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N5248S
Make and model: Piper PA32300
Aircraft serial: 3240935
Engine: Lyc IO540K1A5
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Exhaust Valve
Condition: Broke
Location: Engine
Stage of operation: NR
Nature of condition: O
Precautionary procedure: K

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

What was found

EXHAUST VALVE, NR 2 CYLINDER FRACTURED. EXHAUST VALVE COMPLETE BREAK AT BOTTOM OF STEM. STEM REMAINED IN GUIDE. VALVE FACE IMBEDDED INTO CYLINDER HEAD, NR 2 CYLINDER. OPERATOR STATED NORMAL FUEL LEANING PROCEDURE AT PEAK EGT. EST 800 HOURS TT.

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