Service difficulty report · Cylinder Head · Cessna 207

Difficulty date
April 11, 2015
Submitted
April 11, 2015
Operation
Air carrier
Aircraft
N916AC
Make and model
Cessna 207
Aircraft serial
20700061
Aircraft time
13,392 hours
Engine
Cont IO520F
Engine time
4,376 hours
Propeller
Hartzl PHCC3YF1
Part
Cylinder Head
Part number
SA52006A1
Part serial
PMA526A1413289
Condition
Cracked
Location
Nr 6
Part time
1,216 hours
Component
Engine · Cont · IO520F
Component part number
IO520F
Stage of operation
IN
How discovered
B
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

DURING 100 HR INSPECTION BORESCOPING ENG, FOUND NR 6 CYLINDER CRACKED COMING OUT OF LOWER SPARKPLUG BOSS TOWARDS THE CYLINDER WALL EXHAUST SIDE.

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