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CHK
ADJ
ADJUSTING THE VALVE CLEARANCE
EAS00045
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:
• rider seat
• fuel tank
Refer to “SEATS” and “FUEL TANK”.
• air filter case
• ignition coil plate
Refer to “AIR FILTER CASE”.
• bottom cowling
• side cowlings
Refer to “COWLINGS”.
• throttle body
Refer to “THROTTLE BODIES” in chapter 7.
• radiator
• thermostat
Refer to “RADIATOR” and “THERMOSTAT”
in chapter 6.
2. Remove:
• spark plugs
• cylinder head cover
1
• cylinder head cover gasket
3. Remove:
• pickup coil rotor cover
1