Service difficulty report · Exhaust Valve · Cessna 172N

Difficulty date
August 1, 2002
Submitted
August 16, 2002
Operation
General aviation
Make and model
Cessna 172N
Aircraft time
8,998 hours
Engine
Lyc O320D2G
Part
Exhaust Valve
Part number
AEL19001
Condition
Broken
Location
Engine Cyclinder
Stage of operation
CR
How discovered
O
Nature of condition
E, R
Precautionary procedure
A

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

What was found

(CAN) AT CRUISING ALTITUDE, THE ENGINE LOST POWER. RPMS DROPPED TO 2000. INSPECTION OF NR 3 CYLINDER, FOUND NO COMPRESSION. THE EXHAUST VALVE WAS FOUND TO BE BROKEN, REPLACED THE CYLINDER.

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