9. DRIVE AND DRIVEN PULLEYS Mongoose/KXR 90/50
INSPECTION
Check each weight roller for wear or damage.
Measure each weight roller O.D.
Service Limit: 15.4mm replace if below.
Measure the movable drive face bushing I.D.
Service Limit:
Mongoose/KXR 90: 24.06mm over
Mongoose/KXR 50: 20.06mm over
ASSEMBLY
Install the weight rollers into the movable
drive face.
Install the ramp plate.
Check the drive pulley collar for wear or
damage.
Measure the O.D. of the drive pulley collar
sliding surface.
Service Limit:
Mongoose/KXR 90: 23.94mm below
Mongoose/KXR 50: 19.98mm below
INSTALLATION
Install the drive pulley face assembly and
collar.
Install the drive pulley, starting ratchet and
nut.
When installing the drive pulley face,
compress it to let the drive belt move
downward to the lowest position so that
the drive pulley can be tightened.
Do not get oil or grease on the drive belt
or pulley faces.
Torque:
Mongoose/KXR 90: 5.56.5kgf-m
Mongoose/KXR 50: 3.54.5kgf-m
9-8
4.7 / 5