4-1
ZHEJIANG KAYO MOTOR CO., LTD.
●
Gasket worn or leaked
●
Cylinder surface worn or sloped
3.Piston
●
Piston ring worn
High compressive force
:
Too much carbon deposit
Abnormal sound
● incorrect valve clearance
● valve worn or spring damaged
● cam shaft worn or damaged
● cam chain worn or loosen
● tensioner worn or damaged
● cam chain gear worn
● rocket arm or arm axle worn
Exhaust pipe with white smoke
● valve pipe or lever worn
● lever oil seal worn
Cam shaft disassembly
Remove fan cover first, then remove the assembly parts from A and B cover. Remove
crankcase pipe and cylinder head bolts, last remove cylinder head cover (4 bolts)
