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GENERATOR AND STARTER CLUTCH
• Clean the tapered portion of the crankshaft and
the generator rotor hub.
• When installing the generator rotor, make sure
the woodruff key is properly sealed in the key-
way of the crankshaft.
• Lubricate the generator rotor nut seats and
threads with engine oil.
2. Tighten:
• Generator rotor nut “1”
• While holding the generator rotor “2” with the
sheave holder “3”, tighten the generator rotor
nut.
• Do not allow the sheave holder to touch the
projection on the generator rotor.
Tighten the nut until it is at the specified angle.
3. Apply:
• Sealant
(onto the crankshaft position sensor/stator
lead grommet)
4. Install:
• Generator cover gasket
• Generator cover
Tighten the generator cover bolts in stages and
in a crisscross pattern.
Generator rotor nut (1st)
65 N·m (6.5 kgf·m, 48 lb·ft)
Sheave holder
90890-01701
Primary clutch holder
YS-01880-A
Generator rotor nut (2nd)
Specified angle 120
Yamaha bond No. 1215
90890-85505
(Three bond No.1215®)
Generator cover bolt
10 N·m (1.0 kgf·m, 7.4 lb·ft)
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