Suzuki DF 60 Service Manual page 34

2-10 PERIODIC MAINTENANCE
6. Insert the thickness gauge between the valve stem end and
the valve adjusting screw on the rocker arm.
! 09900-20803: Thickness gauge
Valve clearance (when cold):
IN. 0.11 – 0.15 mm (0.004 – 0.006 in)
EX. 0.13 – 0.17 mm (0.005 – 0.007 in)
If the measurement is out of the specification, adjust the valve
clearance.
ADJUSTMENT
7. Loosen the valve adjusting lock nut 1.
8. Turn the valve adjusting screw 2 to bring the valve clear-
ance to within the specification.
! 09900-20803: Thickness gauge
9. Tighten the valve adjusting lock nut 1 while holding the valve
adjusting screw 2.
" Valve adjusting lock nut: 17 N·m (1.7 kg-m, 12.5 lb-ft)
10. Recheck the valve clearance.
11. Assembly in reverse order of disassembly with the special
attention to the following steps.
" Cylinder head cover bolt: 10 N·m (1.0 kg-m, 7.0 lb-ft)
#
Do not re-use the gasket once removed. Always use a
new gasket.