Yamaha VMX12 2001 Service Manual page 387

SHAFT DRIVE
7. Measure:
• ring-gear-to-thrust-washer clearance
a. Remove the ring gear bearing housing
(along with the ring gear).
b. Place four pieces of Plastigauge
the original thrust washer and the ring gear.
c. Install the ring gear bearing housing and
tighten the bolts and nuts to specification.
Ring gear bearing housing bolt
40 Nm (4.0 m • kg)
Ring gear bearing housing nut
23 Nm (2.3 m • kg)
NOTE:
@
Do not turn the final drive pinion gear and ring
gear while measuring the ring-gear-to-thrust-
washer clearance with Plastigauge
@
d. Remove the ring gear bearing housing.
e. Measure the width of the flattened Plasti-
® 1.
gauge
Ring-gear-to-thrust-washer clear-
ance
0.10 ~ 0.20 mm
f. If the ring-gear-to-thrust-washer clearance
is within specification, install the ring gear
bearing housing (along with the ring gear).
g. If the ring-gear-to-thrust-washer clearance
is out of specification, select the correct
thrust washer as follows.
h. Select the suitable thrust washer from the
following chart.
Thrust washers
Thickness (mm)
i. Repeat the measurement steps until the
ring-gear-to-thrust-washer
within the specified limits.
Ring-gear-to-thrust-washer clear-
ance
0.10 ~ 0.20 mm
7 - 112
CHAS
®
between
®
.
1.2 1.4 1.6 1.8 2.0
clearance is