Engine Noisy - HARTFORD CG-125 Service Manual

3.Reason a breakdown

3.7 Engine noisy

Possible cause
Tapping
Piston slap
Clutch noisy
Starter or transmission
noisy
Hartford Industrial Co., Ltd.
1.Valve adjustment excessively loose
2.Valve rocker arms worn
1.Cylinder or piston worn
2.Combustion chamber carbon deposits
excessive
3.Piston pin or connecting rod worn or
damaged
1.Clutch drum drive tabs excessively worn
1.Rear wheel cut drive worn or disintegrated
2.Primary gears worn
3.Transmission gears worn
Possible reason
NO CG
3-7
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