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INSP
ADJ
SPROCKETS INSPECTION/DRIVE CHAIN INSPECTION
EC368000
SPROCKETS INSPECTION
1. Inspect:
• Sprocket teeth
a
Excessive wear
→
Replace.
NOTE:
Replace the drive, driven sprockets and drive
chain as a set.
DRIVE CHAIN INSPECTION
1. Measure:
• Drive chain length (15 links)
a
Out of specification
→
Replace.
NOTE:
• While measuring the drive chain length, push
down on the drive chain to increase its ten-
sion.
• Measure the length between drive chain
roller
1
and
F
as shown.
• Perform this measurement at two or three
different places.
Drive chain length (15 links):
<Limit>: 242.9 mm (9.563 in)
2. Remove:
• Master link clip
• Joint
1
• Drive chain
2
3. Clean:
• Drive chain
Place it in kerosene, and brush off as
much dirt as possible. Then remove the
chain from the kerosene and dry the
chain.
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: ......