Adjusting The Final Gear Backlash - Yamaha 2006 FJR1300A Service Manual

Final gear backlash
0.22–0.45 mm (0.0087–0.0177 in)
M MMM M MMM M M MMM M
a. Install a bolt "1" of the specified size, into the
final gear oil drain hole.
b. Finger tighten the bolt until it stops the ring
gear from moving.
NOTE:
Do not overtighten the bolt.
c. Install the final gear backlash band "2" and
dial gauge "3".
NOTE:
Make sure that the dial gauge plunger contacts
the groove "a" in the final gear backlash band as
shown in the illustration.
Final gear backlash band
90890-01511
d. Gently rotate the coupling gear from engage-
ment to engagement.
e. Record the reading on the dial gauge.
M MMM M M MMM M M MMM M
f. Remove the dial gauge, final gear backlash
band, and bolt.
g. Rotate the final drive pinion gear 90°.
h. Reinstall the bolt, final gear backlash band,
MMM
and dial gauge.
i. Repeat steps (d) to (h) three more times (for
a total of four measurements).
j. If any of the readings are over specification,
adjust the final gear backlash.
L LLL L LLL L
EAS23590

ADJUSTING THE FINAL GEAR BACKLASH

1. Remove:
• Ring gear bearing housing bolts "1"
• Ring gear bearing housing nuts "2"
NOTE:
Working in a crisscross pattern, loosen each bolt
and nut 1/4 of a turn. After all of the bolts and
nuts are fully loosened, remove them.
2. Remove:
• Ring gear bearing housing "1"
• Dust cover "2"
• Ring gear "3"
• Ring gear shim(s) "4"
• Thrust washer "5"
3. Adjust:
• Final gear backlash
M MMM M MMM M
a. Select the suitable shim(s) and thrust washer
with the following chart.
4-93
SHAFT DRIVE
L LLL L L LLL L L LLL L
M MMM M M MMM M M MMM M
L LLL L LLL
M MMM M MMM