Removing The Transmission; Checking The Shift Forks; Checking The Shift Drum Assembly - Yamaha R6 2009 Service Manual

ET2C01014

REMOVING THE TRANSMISSION

1. Remove:
• Main axle assembly "1"
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a. Remove the main axle assembly bearing
housing bolts "2"
2
1
b. Insert two bolts "3" of the proper size, as
shown in the illustration, into the main axle
assembly bearing housing.
1 mm 6 mm
30 mm
3
c. Tighten the bolts until they contact the
crankcase surface.
d. Continue tightening the bolts until the main
axle assembly comes free from the upper
crankcase.
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EAS26260

CHECKING THE SHIFT FORKS

The following procedure applies to all of the
shift forks.
1. Check:
• Shift fork cam follower "1"
• Shift fork pawl "2"
Bends/damage/scoring/wear → Replace
the shift fork.
2
2
5-73
TRANSMISSION
2. Check:
• Shift fork guide bar
Roll the shift fork guide bar on a flat sur-
face.
Bends → Replace.
EWA12840
WARNING
Do not attempt to straighten a bent shift
fork guide bar.
3. Check:
• Shift fork movement
(along the shift fork guide bar)
Rough movement → Replace the shift
forks and shift fork guide bar as a set.
EAS26270

CHECKING THE SHIFT DRUM ASSEMBLY

1. Check:
• Shift drum groove
Damage/scratches/wear → Replace the
shift drum assembly.
• Shift drum segment "1"
Damage/wear → Replace the shift drum
assembly.