Sym RS-50 Service Manual page 146

Starter Relay Inspection
Remove battery cover.
Connect both the green/yellow (-) and the
yellow/red (+) pins to battery posts directly.
If the red and red/white pins are also in continuity,
it means it is in normal.
Starter Motor Pinion Removal/Installation
Remove left crankcase cover.
Remove starter motor pinion.
Install the starter motor pinion in reverse order of
removal.
Starter Motor Pinion Inspection
Pinion, reduction gear for wear out or damage
→ replace it with new one.
Gear journal for wear out or damage →
replace it with new one.
Check the pinion for sliding in axial direction
smoothly.
The pinion sliding in axial direction not in
smooth → replace it with new one.
This chapter Contents
Battery
15. ELECTRICAL EQUIPMENT
Starter relay
Starter relay
Starter motor pinion
15-13