Yamaha VMX12HC (1995) Инструкция по эксплуатации онлайн [172/405] 114833

Yamaha VMX12HC (1995) Инструкция по эксплуатации онлайн [172/405] 114833
MIDDLE
GEAR
SERVICE
Middle Gear Lash Adjustment
1.
Attach:
Middle Drive Gear Holder (YM
-
33222)
This tool will prevent the drive axle from
turning.
2. Install:
Bolts (three)
On driven bearing housing.
F
i
nger
-
tighten the bolts.
NOTE:
Clearance between the crankcase and driven bear
-
ing housing should
be
about 2 mm.
Measure gap with Feeler Gauge
3. Position:
Dial Gauge (YU-03097)
On the outside edge of U
-
joint.
NOTE:
Be
sure the gauge
is
positioned over the center-
line of the yoke bearing hole.
4.
Rotate:
U
-
joint
5.
Measure:
Move
it
gently back and forth.
Gear lash
Over specification
Follow next steps.
Under or same specification
Incorrect;
check for faulty parts and/or reassemble
bearing housing.
Middle Gear Lash:
0.05
0.12
mm
(0.002
-
0.005
in)
Do
not hammer the U
-
joint or the collapsible
collar
of
the driven pinion gear may
be
distorted.
This will result in
a
change i n the standard start
-
ing torque, requiring replacement
of
the col
-
lapsible collar and reassembly
of
th e drive n gear
assembly.
NOTE:
Check the gear lash
at
four positions. Rotate the
U
-
joint
90
degrees each time and repeat the
gear lash check.
3
-
48

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