SDR HYIA20120817003

Service difficulty report · Exhaust Valve · Cessna 402C

Difficulty date: August 16, 2012
Submitted: August 17, 2012
Operation: Air carrier
Aircraft: N524CA
Make and model: Cessna 402C
Aircraft serial: 402C0522
Aircraft time: 28,069 hours
Engine: Cont TSIO520VB
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Exhaust Valve
Condition: Damaged
Location: Nr 5 Cylinder
Stage of operation: CL
How discovered: O
Nature of condition: R, E, J
Precautionary procedure: A

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

What was found

PILOT REPORTED THAT AFTER TAKEOFF, DURING CLIMB, THE LT ENGINE BEGAN RUNNING ROUGH. PILOT RETURNED TO DEPARTURE. ON MX INSPECTION, A DAMAGED EXHAUST VALVE WAS FOUND ON LT ENGINE NR 5 CYLINDER. CYLINDER WAS R & R. DAMAGE WAS ALSO NOTED TO THE LT ENGINE TURBO CHARGER. LT ENGINE TURBO WAS R & R.

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