Assembly - Yamaha RS90K Manuel D'atelier

È
Ê
PRIMARY SHEAVE AND DRIVE V-BELT
É
Ë
Rivet replacement steps:
• Remove old rivet with the appropriate drill.
• Insert the rivet 1 from the ID mark 2 side.
• Press or peen the rivet head so that the diame-
ter a of the rivet head measures 8.2 mm
(0.32 in) or larger.
6. Measure:
• Bushing inside diameter
Out of specification → Replace as a set.
Bushing inside diameter:
Roller È:
New: 9.077 mm (0.357 in)
Wear limit: 9.3 mm (0.366 in)
Weight É:
New: 8.077 mm (0.318 in)
Wear limit: 8.3 mm (0.327 in)
NOTE:
When replacing the weight and roller bushings, use
the YXR clutch bushing jig kit.
YXR clutch bushing jig kit:
YS-39752
Ê Removing
Ë Installing

ASSEMBLY

1. Install:
• Sliding sheave
(onto the spider)
NOTE:
Be sure the sliding sheave match mark (X) is
aligned with the spider match mark (X).
4-6
POWR
TR