Yamaha YFM25RY Automobile User Manual


 
PICKUP COIL ROTOR AND STARTER CLUTCH
5-47
3. Check:
Starter clutch gear’s contacting surfaces
Damage/pitting/wear Replace the
starter clutch gear.
4. Check:
Starter clutch operation
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a. Install the starter wheel gear “1” onto the
starter clutch “2” and hold the starter
clutch.
b. When turning the starter wheel gear clock-
wise “A”, the starter clutch and the starter
wheel gear should engage, otherwise the
starter clutch is faulty and must be
replaced.
c. When turning the starter wheel gear coun-
terclockwise “B”, it should turn freely, other-
wise the starter clutch is faulty and must be
replaced.
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5. Check:
Shaft
Damage/fatigue/wear Replace the
defective part(s).
EAS403F014
INSTALLING THE PICKUP COIL ROTOR
1. Install:
Washer “1”
Bearing “2”
Starter wheel gear “3”
Starter idle gear 2 “4”
2. Install:
Woodruff key “1”
Pickup coil rotor “2”
Washer “3”
pickup coil rotor bolt “4”
TIP
Clean the tapered portion of the crankshaft
and the rotor hub.
When installing the rotor, make sure the woo-
druff key is properly seated in the key way of
the crankshaft.
3. Tighten:
Pickup coil rotor bolt “1”
TIP
Tighten the pickup coil rotor bolt “1” while
holding the rotor with sheave holder “2”.
Do not allow the sheave holder to touch the
projection the rotor “a”.
Pickup coil rotor bolt
60 Nm (6.0 m·kg, 44 ft·lb)
Sheave holder
90890-01701
Primary clutch holder
YS-01880-A