G80XW/XF, G115XW/XF, G150XW/XF, G200XW/XF - 50HZ
OPERATION & MAINTENANCE MANUAL
91
G100XW/XF, G135 XW/XF, G170XW/XF, G225XW/XF - 60Hz
ADJUSTING THE VALVE CLEARANCE
Guide for valve clearance adjustment
1. Rotate the crankshaft so that #1. cylinder may be
positioned at the compression TDC (Top Dead
Center). Then adjust the valves corresponding to
mark “ • ” in the below table.
NOTE:
#1. cylinder is located at the side near the
flywheel.
NOTE:
#6. cylinder is positioned at the valve overlap
when #1. cylinder is positioned at the
compression TDC (Top Dead Center).
2. Rotate the crankshaft one rotation (360°) so that #6.
cylinder may be positioned at the compression TDC
(Top Dead Center). Then adjust the valves
corresponding to mark “ o ” in the below table.
NOTE:
#6. cylinder is located at the side near the cooling
fan.
NOTE:
#1. cylinder is positioned at the valve overlap
when #6. cylinder is positioned at the
compression TDC (Top Dead Center).
(I: Intake, E: Exhaust)
3. Only adjust the valve clearance when the engine is
cold.
CAUTION
Crankshaft revolution is done by hand without using
a starting motor.
Turn it to the direction of engine rotation, but do not
use the installing bolts at the turn.
The cylinder no. and the order of intake and exhaust
can be determined from the flywheel housing.
EA9O5005
Flywheel
Intake Valve
Exhaust Valve
Cylinder No.
Cooling Fan
Cylinder No.
#1
#2
#3
#4
#5
#6
I E I E I E I E I E I E
#1 TDC
•
•
•
•
•
•
#6 TDC
o o
o o
o o
Engine Model
Intake Valve
(mm)
Exhaust Valve
(mm)
D1146
0.3
0.3
D1146T
0.3
0.3
DP086TA
0.3
0.3
P086TI
0.3
0.3