Yamaha YFM350FAS, Supplementary Service Manual

Page: 69 / 119

– 59 –
ENG
PRIMARY AND SECONDARY SHEAVES
3.Install:
●
Guide pins
1
4.Apply:
●
BEL-RAY assembly lube
®
(to all guide pin sliding grooves
1
, and
O-rings
2
)
New
5.Install:
●
Spring seat
●
Compression spring
●
Spring seat
●
Nut
*****************************************************
Installing steps:
●
Attach the sheave fixed block, locknut
wrench and sheave spring compressor to the
secondary sheave assembly.
●
Place the sheave fixed block in a vise and
secure it.
●
Tighten the sheave spring compressor nut
1
and compress the spring.
●
Install the nut
2
and tighten it to the
specified torque using the locknut wrench.
●
Remove the sheave spring compressor,
locknut wrench, and sheave fixed block.
*****************************************************
Sheave fixed block:
P/N. YM-04135, 90890-04135
Locknut wrench:
P/N. YM-01348, 90890-01348
Sheave spring compressor:
P/N. YM-04134, 90890-04134
T
R
.
.
Nut:
90 Nm (9.0 m • kg, 65 ft • lb)