Specifications

INSP
ADJ
L-46
VALVE CLEARANCE CHECKING AND ADJUSTMENT
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Checking steps :
Measurement steps :
• Rotate the Crankshaft anticlockwise to align
the slit ç third mark on the rotor with the sta-
tionary pointer è on the Crankcase Cover LH
when the Piston is at Top Dead Center (T.D.C.)
and in compression stroke.
• Measure the Valve clearance by using a feeler
gauge.
Out of specification Ÿ Adjust clearance.
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5. Adjust :
• Valve clearance
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Adjustment steps :
• Loosen the Locknut ¿
• Turn the Adjuster À in or out with the Valve
adjusting tool Á until specified clearance is
obtained.
• Hold the Adjuster to prevent it from moving
and tighten the Locknut.
• Measure the Valve clearance.
• If the clearance is incorrect, repeat above
steps until specified clearance is obtained.
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3-7
6. Install
• Timing Check Plug (with O-ring ) ¿
• Center Plug (with O-ring) À
Turning in ŸValve clearance is decreased.
Turning outŸValve clearance is increased.
Feeler Gauge
YSST 615
Valve adjusting tool :
YSST - 606
Locknut :
8 Nm (0.8 m • kg, 5.8 ft • lb)