Engine; Adjusting The Valve Clearance - Yamaha T135SE Service Manual

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Yamaha T135 Service Manual

ADJUSTING THE VALVE CLEARANCE

EAS00049

ENGINE

ADJUSTING THE VALVE CLEARANCE
The following procedure applies to all of the
valves.
NOTE:
9Valve clearance adjustment should be made
on a cold engine, at room temperature.
9When the valve clearance is to be measured
or adjusted, the piston must be at top dead
center (TDC) on the compression stroke.
1. Remove:
9side cowlings (left and right)
9front cowling
Refer to "REMOVING THE SIDE COWL-
INGS" AND "REMOVING THE FRONT
COWLING".
2. Drain:
9cooling system
Refer to "CHANGING THE COOLANT".
3. Remove:
9AIS resonator mount bolt
9AIS resonator
9spark plug
9bracket
Refer to "CHANGING THE COOLANT".
cC
Be sure to remove the AIS hose, before
removing the AIS resonator, otherwise to
brake the AIS resonator mount.
4. Disconnect:
9radiator inlet hose
9radiator outlet hose
9water pump inlet hose
3-7
CHK
ADJ