Service difficulty report · Cylinder Head · Cessna 172RG

Difficulty date
July 8, 2008
Submitted
September 8, 2008
Operation
General aviation
Aircraft
N5268U
Make and model
Cessna 172RG
Aircraft serial
172RG0314
Engine
Lyc O360F1A6
Propeller
Mcauly B2D34C16
Part
Cylinder Head
Condition
Separated
Location
Engine
Stage of operation
NR
How discovered
O
Nature of condition
R
Precautionary procedure
A

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

What was found

ON JULY 8, 2008, MADE AN EMERGENCY LANDING IN DESSERT TERRAIN AFTER THE ENGINE BEGAN TO EXHIBIT SEVERE VIBRATIONS, LOSS OF POWER AND SMOKE. THE NR 2 CYLINDER WAS FOUND TO HAVE SEPARATED FROM THE CASE, SEVEN OF THE EIGHT HOLD STUDS WERE FOUND TO HAVE SHEARED. ONLY ONE HOLD DOWN STUD WAS LT INTACT. THERE WAS NO HISTORY IN THE AC LOGS TO INDICATE IF THE HOLD DOWN STUDS HAD BEEN REPLACED. (K)

More about the Cessna 172RG