Yamaha RS90GTZ Service Manual page 153

PRIMARY SHEAVE AND DRIVE V-BELT
4-12
2. Apply:
• Engine oil (to threads of primary sheave
bolt)
3. Tighten:
• Primary sheave bolt
Tightening steps:
• Hold the primary sheave
mary clutch holder (sheave holder)
tighten the primary sheave bolt to specifica-
tion.
Primary clutch holder:
YS-01880-A
Sheave holder:
90890-01701
Primary sheave bolt:
1st:
120 Nm (12 m•kgf, 85 ft•lbf)
• Loosen the primary sheave bolt completely.
• Retighten the primary sheave bolt to specifi-
cation.
Primary sheave bolt:
2nd:
60 Nm (6.0 m•kgf, 43 ft•lbf)
4. Adjust:
• V-belt position
Refer to "DRIVE V-BELT" in CHAPTER 2.
• Sheave offset
• Secondary sheave free play (clearance)
Refer to "SHEAVE OFFSET ADJUST-
MENT" in CHAPTER 2.
POWR
TR
using the pri-
and