Removing The Primary And Secondary Sheaves; Disassembling The Secondary Sheave - Yamaha YXR70FX Service Manual

PRIMARY AND SECONDARY SHEAVES
EBS00272
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
EBS00273
DISASSEMBLING THE SECONDARY
SHEAVE
1. Remove:
• nut 1
M MMM 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
secure 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.
f. Remove the sheave spring compressor and
locknut wrench.
L LLL L LLL L L LLL L
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ENG
M MMM M M MMM M M MMM M MMM
L LLL L L LLL L L LLL L LLL