A
ADJUSTING THE VALVE CLEARANCE
B
7. Remove:
• camshaft sprocket cover (rear cylinder) 1
• camshaft sprocket cover (front cylinder)
8. Remove:
• timing plug 1
• straight plug 2
9. Measure:
• valve clearance
Out of specification
Valve clearance (cold):
Intake valve:
0.07 ~ 0.12 mm
Exhaust valve:
0.12
a. Turn the crankshaft counterclockwise.
b. When the piston is at TDC on the compres-
sion stroke, align either the camshaft sprock-
et plate hole a with the stationary pointer b
on the cylinder head. When the camshaft
sprocket plate hole or camshaft sprocket
punch mark is aligned with the stationary
pointer, the piston is at top dead center (TDC).
c. Align the TDC mark c on the generator rotor
with the stationary pointer d on the crankcase.
[A] Rear cylinder ("TI" mark)
[B] Front cylinder ("I" mark)
3-5
INSP
ADJ
Adjust.
0.17 mm