3-8
dummyheaddummyhead
MAINTENANCE
Insert a feeler gauge [1] between the valve adjust screw
[2] and valve stem [3] to measure the valve clearance.
If adjustment is necessary, proceed as follows.
ADJUSTMENT
Hold the valve adjust screw [1] using the special tool,
and loosen the pivot lock nut [2].
Insert a feeler gauge [4] between the valve adjust screw
and the valve stem.
Adjust by turning the adjusting screw until there is a
slight drag on the feeler gauge.
Hold the valve adjust screw using the special tool, and
retighten the lock nut to the specified torque.
Recheck the valve clearance, and if necessary, readjust
the clearance.
Install the following:
– Head cover (page 13-4)
– Recoil starter (page 10-2)
VALVE CLEARANCE:
IN: 0.15 ± 0.04 mm (0.006 ± 0.002 in)
EX: 0.20 ± 0.04 mm (0.008 ± 0.002 in)
TOOL:
Valve adjuster wrench, 3 mm [3] 07908-KE90200
VALVE CLEARANCE:
IN: 0.15 ± 0.04 mm (0.006 ± 0.002 in)
EX: 0.20 ± 0.04 mm (0.008 ± 0.002 in)
TORQUE: 7.5 N·m (0.76 kgf·m, 5.5 lbf·ft)
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