Removing The Primary And Secondary Sheaves; Disassembling The Secondary Sheave; Checking The V-Belt - Yamaha Grizzly550 User Manual

EAS28P1046
REMOVING THE PRIMARY AND
SECONDARY SHEAVES
1. Loosen:
• Secondary sheave nut "1"
• Primary sheave nut "2"
TIP
• Use the sheave holder "3" to hold the primary
sheave.
• First, loosen the secondary sheave nut "2",
then loosen the primary sheave nut "1".
Sheave holder
90890-01701
Primary clutch holder
YS-01880-A
EAS24640
DISASSEMBLING THE SECONDARY
SHEAVE
1. Remove:
• Nut "1"
M MMM M MMM M M MMM M M MMM M
a. Attach the sheave fixed block "2", locknut
wrench "3" and sheave spring compressor "4"
to the secondary sheave assembly.
Sheave fixed block
90890-04135
Sheave fixed bracket
YM-04135
Locknut wrench
90890-01348
YM-01348
Sheave spring compressor
90890-04134
YM-04134
b. Place the sheave fixed block in a vise and se-
cure it.
c. Tighten the sheave spring compressor nut "5"
and compress the spring.
d. Loosen the nut "1" with the locknut wrench
"3".
e. Remove the nut "1".
PRIMARY AND SECONDARY SHEAVES
M MMM M M MMM M MMM
5-50
f. Remove the sheave spring compressor and
locknut wrench.
L LLL L LLL L L LLL L L LLL L
EAS24670

CHECKING THE V-BELT

1. Check:
• V-belt "1"
Cracks/damage/wear → Replace.
Grease/oil → Clean the primary and second-
ary sheave.
2. Measure:
• V-belt width "a"
Out of specification → Replace.
V-belt width
33.3 mm (1.31 in)
Limit
30.0 mm (1.18 in)
L LLL L L LLL L LLL
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