Honda ANF125 Owner's Manual page 89

4. Remove the tappet adjusting hole cap ( )
and O-ring ( ) by removing the bolts ( ). 6
5. Check the clearance of both valves by
inserting a feeler gauge ( ) between the
adjusting screw ( ) and the valve stem. 9
Clearance should be:
Intake:
0.10 mm (0.004 in)
Exhaust:
0.10 mm (0.004 in)
6.
If it is necessary to make an adjustment,
loosen the adjusting screw lock nut (
and turn the adjusting screw so there is a
slight resistance when the feeler gauge is
inserted.
7. After completing the adjustment, tighten
the adjusting screw lock nut while
holding the adjusting screw to prevent it
from turning.
Adjusting screw lock nut torque:
9 N·m (0.9 kgf·m , 6.6 lbf·ft)
8. Finally, recheck the clearance to make
sure that the adjustment has not been
disturbed.
Check that the O-ring is in good condition
and install the tappet adjusting hole cap.
5
7
8 10.
10 )
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9. Tighten the bolts.
Bolt torque:
10 N·m (1.0 kgf·m , 7 lbf·ft)
Installation the removed parts in the
reverse order of removal.
(8)
(5) Tappet adjusting hole
cap
(6) O-ring
(7) Bolts
(9) (7)
(6)
(10)
(8) Feeler gauge
(9) Adjusting screw
(10) Adjusting screw
lock nut
(5)
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