Yamaha TT-R125(W) Owner's Service Manual page 388

CDI MAGNETO AND STARTER CLUTCH
(TT-R125E/TT-R125LWE)
REMOVAL POINTS
Rotor
1. Remove:
Nut (rotor) 1
G
Plain washer 2
G
Use the sheave holder 3.
Sheave holder:
YS-1880-A/90890-01701
2. Remove:
Rotor 1
G
Use the flywheel puller 2.
Flywheel puller:
YU-33270-B/90890-01362
EC4L4000
INSPECTION
EC4L4101
CDI magneto
1. Inspect:
Rotor inner surface a
G
Stator outer surface b
G
Damage → Inspect the crankshaft
runout and crankshaft bearing.
If necessary, replace CDI magneto and/
or stator.
EC4L4200
Woodruff key
1. Inspect:
Woodruff key 1
G
Damage → Replace.
Starter clutch
1. Check:
Starter clutch
G
Damage/wear → Replace.
2. Check:
Idle gear
G
Starter clutch gear
G
Pitting/burrs/chips/roughness/wear →
Replace the defective parts.
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ENG