Yamaha RX10K Supplementary Service Manual page 220

PRIMARY SHEAVE AND DRIVE V-BELT
4-4
S Fit the primary sheave assembly onto the
adapter and secure the supporting plates 8 .
NOTE:
Securely fit the projections on the adapter into
the fixed sheave holes.
S Set the bar wrench 9 onto the spider and
turn the special tool clockwise to loosen the
spider.
Clutch spider separator
(bar wrench):
90890-01711, YS-28890-B
CAUTION:
S The spider has a left-handed thread.
S Since a high torque is required to loosen
the spider, make sure that the spider, fixed
sheave and special tool are well secured.
Loosen the spider carefully to prevent
cracks and damage to the sheaves and spi-
der.
S Remove the fixed sheave, fixed sheave
stopper, and sliding sheave from the spider.
POWR
TR