Service difficulty report · Exhaust Valve · Cessna 402C

Difficulty date
June 30, 2016
Submitted
August 3, 2016
Operation
Air carrier
Aircraft
N618CA
Make and model
Cessna 402C
Aircraft serial
402C0620
Aircraft time
29,475 hours
Engine
Cont TSIO520VB
Part
Exhaust Valve
Condition
Damaged
Location
Nr 6 Cylinder
Part time
1,637 hours
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

CYLINDER REMOVED DUE TO LOW COMPRESSION AT INSPECTION. EXHAUST VALVE DISPLAYS EVIDENCE OF HEAT DAMAGE.

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