Yamaha Wolverine YX70EPNG, Service Manual

Page: 249 / 503

AC MAGNETO AND STARTER CLUTCH
5-36
3. Check:
• Starter clutch gear contact surfaces
Damage/pitting/wear
→
Replace the defec-
tive part(s).
4. Check:
• Starter clutch operation
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a. Install the starter clutch and stater wheel gear
“1” onto the AC magneto rotor “2”, and hold
the AC magneto rotor.
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 counter-
clockwise “B”, it should turn freely; otherwise,
the starter clutch is faulty and must be re-
placed.
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EBS30155
INSTALLING THE STARTER CLUTCH
1. Install:
• Bushing “1”
(into the starter wheel gear “2”)
2. Install:
• Starter clutch
• Starter clutch bolts “1”
TIP
While holding the AC magneto rotor “2” with the
rotor holding tool “3”, tighten the starter clutch
bolts.
EBS30156
INSTALLING THE AC MAGNETO ROTOR
1. Install:
• Woodruff key
• AC magneto rotor “1”
• Washer “2”
• AC magneto rotor nut “3”
TIP
• Clean the tapered portion of the crankshaft and
the AC magneto rotor hub.
• When installing the AC magneto rotor, make
sure the woodruff key is properly seated in the
keyway of the crankshaft.
• Lubricate the threads of the crankshaft and
washer mating surfaces with engine oil.
• Install the washer “2” with its rounded side “a”,
facing away from the AC magneto rotor.
• After installing the AC magneto rotor, check
that the AC magneto rotor rotates smoothly. If
not, reinstall the woodruff key and AC magneto
rotor.
Installed depth
0.7 mm (0.03 in)
a. Installed depth
1
2
A
B
1
2
a a
T
R
.
.
Starter clutch bolt
14 Nm (1.4 m·kgf, 10 ft·lbf)
Rotor holding tool
90890-04166
YM-04166
1
1
2
1
3