
4 - 63
ENG
PRIMARY AND SECONDARY SHEAVES
4. Install:
• spring seat
• compression spring
• spring seat
• nut
▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼▼▼
a. Attach the sheave fixed block, locknut
wrench and sheave spring compressor to
the secondary sheave.
b. Place the sheave fixed block in a vise and
secure it.
c. Tighten the sheave spring compressor nut
1
and compress the spring.
d. Install the nut
2
and tighten it to the speci-
fied torque using the locknut wrench.
e. Remove the sheave spring compressor,
locknut wrench, and sheave fixed block.
▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲▲▲
Sheave fixed block
90890-04135
Sheave fixed bracket
YM-04135
Locknut wrench
90890-01348, YM-01348
Sheave spring compressor
90890-04134, YM-04134
T
R
.
.
Nut
90 Nm (9.0 m · kg, 65 ft · lb)