KYMCO DINK 200i Service Manual page 38

1. GENERAL INFORMATION
ENGINE NOISE
1-35
Symptom
Valve noise
Piston noise
Cam chain noise
Crankshaft noise
Gear noise
Probable Cause
c Valve clearance too large
d Worn camshaft lobe
c Worn piston rings
d Worn piston pin and connecting rod small
end
e Excessive carbon build-up in combustion
chamber
c Damaged cam chain tensioner
d Worn cam gear teeth
e Worn or damaged cam chain
f Extended cam chain
c Faulty crankshaft bearing
d Worn crank pin bearing
c Worn or damaged final reduction gears
d Worn final reduction gear shaft splines
DINK200i/125