Sym HD 125 Service Manual page 118

Starting Clutch Inspection
Check the starting clutch gear for wear or damage.
Measure the ID and OD of the starting clutch gear.
Service Limit: ID: 20.1 mm
OD: 42.10 mm
Check the starting reduction gear and shaft for
wear or damage.
Install one way clutch onto starting clutch gear.
Hold flywheel and rotate starting clutch gear.
The starting clutch gear should be rotated in
C.C.W direction freely, but not C.W direction.
(View as shown in this figure.)
Remove the rollers, spring caps, and springs of
clutch on the one way clutch that located on the
back of flywheel.
Check each roller and plug for wear or damage.
Install rollers, plugs and springs.
To this chapter contents
10. ALTERNATOR/STARTING CLUTCH
Spring
Roller
Spring cap
10-5