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ENG
CDI MAGNETO
EC4L3000
REMOVAL POINTS
EC4L3101
Rotor
1. Remove:
• Nut (rotor)
1
• Plain washer
2. Remove:
• Rotor
1
Use the rotor puller
2
.
Rotor puller:
YM-04151/90890-04151
EC4L4000
INSPECTION
EC4L4101
CDI magneto
1. Inspect:
• Rotor inner surface
a
• Stator outer surface
b
Damage
→
Inspect the crankshaft runout
and crankshaft bearing.
If necessary, replace CDI magneto and/
or stator.
EC4L4200
Woodruff key
1. Inspect:
• Woodruff key
1
Damage
→
Replace.
EC4L5000
ASSEMBLY AND INSTALLATION
CDI magneto
1. Install:
• Stator
1
• Screw (stator)
2
NOTE:
• Apply the sealant to the grommet of the CDI
magneto lead.
• Tighten the screws using the T30 bit.
YAMAHA Bond No. 1215
(ThreeBond
®
No. 1215):
90890-85505
T
R
.
.
10 Nm (1.0 m · kg, 7.2 ft · lb)
Summary of Contents for YZ450F
Page 47: ...GEN INFO MEMO ...
Page 67: ...GEN INFO MEMO ...
Page 193: ...INSP ADJ MEMO ...
Page 593: ... ELEC MEMO ...
Page 623: ...TUN MEMO ...
Page 648: ......
Page 649: ......