Yamaha RS Venture RST90Y Owner's Manual page 57

1. Edge of the secondary sheave assembly
2. V-belt position
Standard V-belt position:
From 1.5 mm (0.06 in) above the edge
of the secondary sheave assembly to
0.5 mm (0.02 in) below the edge
6. If the V-belt position is incorrect, adjust it
by removing or adding a spacer on each
V-belt position adjusting bolt.
Periodic maintenance and adjustment
1. V-belt position adjusting bolt
2. Spacer
V-belt position
More than 1.5 mm
(0.06 in) above the
edge
From 1.5 mm (0.06 in)
above the edge to 0.5
mm (0.02 in) below
the edge
More than 0.5 mm
(0.02 in) below the
edge
7. Tighten the V-belt position adjusting
bolts.
V-belt position adjusting bolt tightening
torque:
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
8. Install the V-belt over the primary sheave
assembly.
Adjustment
Remove spacer
Not necessary (It is
correct.)
Add spacer
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