SDR 2015FA0000591

Service difficulty report · Cylinder Head · Cessna R182

Difficulty date: November 19, 2015
Submitted: November 19, 2015
Operation: General aviation
Aircraft: N5897E
Make and model: Cessna R182
Aircraft serial: 18268337
Engine: Cont O470U
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Cylinder Head
Part number: TIST703ACA
Condition: Cracked
Location: Engine
Part time: 1,404 hours
Stage of operation: CL
How discovered: O
Nature of condition: R, 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 A LOSS OF 300-400, RPM SHORTLY AFTER TAKEOFF AND RETURNED TO AIRPORT. PERFORMED COMPRESSION CHECK AND FOUND 3 CYLINDERS CRACKED FROM THE INTAKE VALVE TO THE SPARK PLUG HOLE, CYLINDERS 1, 2 & 5. CYLINDER NR 3 WAS ALSO FOUND TO HAVE LOW COMPRESSION.

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