SDR CA060901007

Service difficulty report · Cylinder · Cessna U206G

Difficulty date: August 22, 2006
Submitted: September 7, 2006
Operation: General aviation
Make and model: Cessna U206G
Aircraft time: 4,360 hours
Engine: Cont IO520F
Propeller: Hartzl PHCJ3YF1
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Cylinder
Part number: T1ST712ACA
Condition: Scored
Location: Cyl Nr 5
Part time: 1,019 hours
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

(CAN) THE PILOT REPORTED AN IMPORTANT OIL LEAK TO THE AMO. AFTER INVESTIGATION, THE TECHNICIAN DISCOVERED THE SOURCE TO BE FROM NR 5 CYLINDER BARREL O-RING. THE PISTON WAS FOUND DAMAGED, SCORED, PROBABLY CAUSED BY EXCESSIVE HEAT. PARTS REPLACED. (TC NR 20060901007)

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