Service difficulty report · Cylinder · Cessna 172S

Difficulty date
April 23, 2018
Submitted
April 23, 2018
Operation
General aviation
Aircraft
N479ER
Make and model
Cessna 172S
Aircraft serial
172S11601
Aircraft time
2,848 hours
Engine
Lyc IO360L2A
Engine time
2,910 hours
Part
Cylinder
Part number
LW12427
Condition
Cracked
Location
Engine
Part time
2,910 hours
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING AN INSPECTION AND WHEN PERFORMING THE COMPRESSION CHECK, IT WAS DISCOVERED THAT THE NR 1 AND 3 CYLINDERS WERE FOUND CRACKED AT THE BARREL-HEAD CONNECTION.

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