KEEWAY ATV250, Service And Maintenance Manual

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38
T h e s e t u p o f v a l v e i n t e r v a l
Launch it under the cold state
1
、
Take down a rubber cover on the worm wheel body
2
、
Let the mark “T” on the flywheel be in the same level with the mark on the right cover.
3
、
Make sure that the timing carved line of cam chain snap to the critical surface of the cylinder head.
4
、
Check the interval of the intake valve and outtake valve, intake valve :0.03 
－
0.05mm, outtake valve :0.05
－
0.06mm,
if it isn’t in the range of regulation value ,adjust the rocker arm and the screw to make the interval reach the stated
value range.
Valve interval