Yamaha YFM90RA Model Vehicle User Manual


 
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ENG
EAS00320
CHECKING THEV-BELT
1. Check:
V-belt
Cracks/damage/wear
Replace.
Grease/oil
Clean the primary and sec-
ondary sheave.
2. Measure:
V-belt width
Out of specification
Replace.
V-belt width
18.0 mm (0.708 in)
<Limit>: 17.0 mm (0.669 in)
CHECKING THE PRIMARY SHEAVE
1. Check:
Primary sliding sheave
Primary fixed sheave
Cracks/damage/wear
Replace the pri-
mary sliding sheave, primary fixed sheave
and V-belt.
EAS00321
CHECKINGTHE PRIMARY SHEAVEWEIGHTS
The following procedure applies to all of the pri-
mary sheave weights.
1. Check:
primary sheave weight
Cracks/damage/wear
Replace.
2. Measure:
primary sheave weight outside diameter
Out of specification
Replace.
Primary sheave weight outside di-
ameter
14.9~15.1 mm (0.587~0.594 in)
BELT DRIVE
1
1
1
2
2
a
a
a
a
1