VALVE CLEARANCE
Excessive valve clearance results in valve noi-
se and insufficient valve clearance results in
valve damage and reduced power.
Check the intake and exhaust valve clearance-es
at the distances indicated above and adjust
the valve clearances to specification, if necess-
ary.
Valve clearance is to be checked when the
engine is cold. The intake and exhaust valves
must be checked an adjusted when the piston is
at TOP-DEAD –CENTER(TDC) on the
compression stroke.
Remove left and right seats, gear shift handle
and engine shield.
Remove relevant accessories around an engine,
with relevant contents referring to Chapter 5
Vehicle Dismantling
Remove spark plug cable and spark plug of both
cylinders
Remove the valve cover of both cylinders
1. Distance screws
2. Valve cover
Remove the plug screw and O-ring of magneto
cover.
Remove the crankshaft position sensor.
1. Crankshaft position sensor
2. Screw
Valve clearance of cylinder 2
Use a 14 mm Allen key to turn crankshaft until
piston 2, rear is at TDC ignition.
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