Yamaha VMX12H Supplementary Service Manual page 300

SHAFT DRIVE
6-6
1
Thrust clearance measurement steps:
Remove t h e ring gear assembly.
0
Place four pieces of
originally f i t t e d thrust washer and r i n g gear.
Install t h e r i n g gear assembly and tighten
0
t h e bolts and nuts to specification.
Bolts (Bearing Housing):
40 Nm (4.0
N u t s (Bearing Housing):
23 Nm (2.3
NOTE:
Do not turn t h e shaft drive and r i n g gear
when measuring clearance with
Remove t h e ring gear assembly.
Measure t h e thrust clearance. Calculate
width of flattened
R i n g Gear Thrust Clearance:
0.1 0.2 mm (0.004
If the correct clearance, install t h e r i n g gear
0
.
m b I y
If t h e out of specification, select t h e correct
washer.
Thrust washer selection steps:
t h e suitable thrust washer by t h e
following chart.
Thrust Washer
1.4
I
1.7
Thickness
2.0
2.3
Repeat measurement steps until t h e ring
0
gear thrust clearance is within t h e specified
I i mi ts.
R i n g Gear Thrust Clearance:
0.1 0.2 mm (0.004
between
kg, 29 I b )
17
.
0.008 in)
1.5 1.6
1.8 1.9
2.1 2.2
-
0.008
in)
,