Sym PA12B Service Manual page 88

Check if the start driven gear is damaged or
worn.
Measure the inner diameter of start driven
gear.
Service limit：
Inner diameter：under 10.05 mm
Measure the exterior diameter of the start
driven gear shaft.
Service limit：
Over 9.94 mm
Disassembly
Remove the start clutch inner-hexagon bolts.
(Bolt×3).
Separate the clutch body and the clutch cover.
Disassemble the clutch rollers, guides, and
springs.
Check if the rollers and the guides are worn or
damaged.
Assemble the rollers, guides, and springs.
Measure the starting clutch body inner
diameter.
Service limit：
Inner diameter：over 54.94 mm
Assembly
Assemble in the reversed process of
disassembly.
Caution
Apply some screw- adhesive on the
thread of inner-hexagon bolts.
Torque Value：1.0~1.4kgf-m
To this chapter contents
5. AC Generator / Starter Clutch
Clutch body
Clutch cover
Spring
Guide
Rolle
r
Clutch cover
Spring
Guide
Roller
Clutch cover
5-7