Engine; Adjusting The Valve Clearance - Yamaha YP250R 2005 Service Manual

ADJUSTING THE VALVE CLEARANCE

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EAS00049

ENGINE

ADJUSTING THE VALVE CLEARANCE
The following procedure applies to all of the
valves.
NOTE:
• Valve clearance adjustment should be made
on a cold engine, at room temperature.
• When the valve clearance is to be measured
or adjusted, the piston must be at top dead
center (TDC) on the compression stroke.
1. Remove:
• storage box
• footrest board
Refer to "COVERS AND PANELS".
2. Remove:
• V-belt case air filter cover 1
3. Remove:
• spark plug
• tappet covers (intake and exhaust) 1
• camshaft sprocket cover 2
4. Remove:
• timing mark accessing plug 1
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CHK
ADJ