Yamaha YZ450FA Automobile User Manual


 
4-64
AC MAGNETO
2. Install:
• Woodruff key "1"
•Rotor "2"
Degrease the contact surfaces of the tapered
portions of the crankshaft and rotor.
• When installing the woodruff key, make sure
that its flat surface "a" is in parallel with the
crankshaft center line "b".
When installing the rotor, align the keyway "c"
of the rotor with the woodruff key.
3. Install:
•Washer
• Nut (rotor) "1"
4. Connect:
• AC magneto lead
Refer to "CABLE ROUTING DIAGRAM"
section in the CHAPTER 2.
5. Install:
• Dowel pin
• Gasket (left crankcase cover)
• Left crankcase cover "1"
• Hose guide (cylinder head breather hose)
"2"
• Bolt (left crankcase cover)
Tighten the bolts in stage, using a crisscross
pattern.
Nut (rotor):
65 Nm (6.5 m•kg, 47 ft•lb)
Bolt (left crankcase cover):
10 Nm (1.0 m•kg, 7.2 ft•lb)