SDR CA030103009

Service difficulty report · Cylinder · Diamon DA40

Difficulty date: December 23, 2002
Submitted: January 21, 2003
Operation: General aviation
Make and model: Diamon DA40
Engine: Lyc IO360A1A
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Cylinder
Part number: L2W12397
Condition: Corroded
Location: Engine
Stage of operation: IN
How discovered: 9
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

(CAN) AIRCRAFT IN FOR NORMAL MAINTENANCE. LOW COMPRESSION ON NR 2 CYLINDER. REMOVED CYLINDER. DISCOVERED PITTING ON BARREL. SURFACE AND INTAKE VALVE WARPED.CYLINDERS NR 1, 3 AND 4 REMOVED ALSO FOUND PITTING, LYCOMING FACTORY TO SUPPLY 4 NEW CYLINDER ASSEMBLIES.

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