Clutch; Ym-91042/90890-04086; Ys-1880-A/90890-01701; Clutch Holding Tool - Yamaha Tt-R90 2000 Manuel D'atelier Du Proprietaire

Å ı

CLUTCH

REMOVAL POINTS
Clutch boss
1. Remove:
Clutch boss nut 1
Lock washer 2
Clutch boss
NOTE:
Straighten the lock washer tab and use the
clutch holding tool 3 to hold the clutch boss.

Clutch holding tool:

YM-91042/90890-04086

Å For USA and CDN
ı Except for USA and CDN
Primary clutch
1. Remove:
Primary clutch nut 1
NOTE:
Loosen the nut while holding the magnet rotor
with the sheave holder 2.

Sheave holder:

YS-1880-A/90890-01701

INSPECTION
EC484500
Friction plate
1. Measure:
Friction plate thickness
Out of specification → Replace friction
plate as a set.
Measure at all four points.
Friction plate thickness
Standard
2.7 ~ 2.9 mm
(0.106 ~ 0.114 in)
4 - 30
ENG
Limit
2.6 mm
(0.102 in)