Sym Fiddle II 50 Series Service Manual page 93

SYM
8. V-BELT DRIVING SYSTEM/KICK STARTER ARM/STARTER CLUTCH
Inspection
The operation of sliding pulley is means of
Weight roller
the weight roller to pressing on it with
centrifuge force. And then the speed is
changed by the title plate rotation. Thus, if
weight rollers are wear out or damage, the
centrifuge force will be effected.
Check if rollers are wear out or damage.
Replace it if necessary.
Measure each rollers' outer diameter.
Replace it if exceed the service limit.
Service limit: 15.57 mm
Sliding pulley
Measure the inner diameter of the sliding
pulley.
Service limit: 34.06 mm
Pulley hub
Measure the inner diameter of the pulley
bush.
Replace it if exceed the service limit.
Service limit: 20.15 mm
Weight roller
Assembly/Installation
Install the weight rollers.
Guide boot
Install the title plate guide boot onto the title
plate.
Install the title plate.
Tilt plate
8-7