Adjusting The Final Gear Backlash - Yamaha XT1200Z(Z) 2010 Service Manual

Final gear backlash
0.20–0.40 mm (0.008–0.016 in)
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a. Install the ring gear fix bolt "1", into the final
gear oil drain hole.
Ring gear fix bolt (M14)
90890-01548
YM-01548
b. Finger tighten the ring gear fix bolt until it
stops the ring gear from moving.
TIP
Do not overtighten the ring gear fix bolt.
c. Install the final gear backlash band "2" and
dial gauge "3".
Final gear backlash band
90890-01511
Middle drive gear lash tool
YM-01230
2
3
a. Measuring point is 61.0 mm (2.40 in)
b. Measuring point is 7.1 mm (0.28 in)
d. Gently rotate the coupling gear from engage-
ment to engagement.
e. Record the reading on the dial gauge.
f. Remove the dial gauge, final gear backlash
band, and ring gear fix bolt.
g. Rotate the final drive pinion gear 90°.
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1
h. Reinstall the ring gear fix bolt, final gear back-
lash band, and dial gauge.
i. Repeat steps (d) to (h) three more times (for
a total of four measurements).
MMM
j. If any of the readings are over specification,
adjust the final gear backlash.
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EAS23591

ADJUSTING THE FINAL GEAR BACKLASH

1. Remove:
• Ring gear bearing housing bolts (M10) "1"
• Ring gear bearing housing bolts (M8) "2"
TIP
Working in a crisscross pattern, loosen each bolt
1/4 of a turn. After all of the bolts are fully loos-
ened, remove them.
2
2
2
2
2. Remove:
• Ring gear bearing housing "1"
• Ring gear "2"
• Ring gear shim(s) "3"
• Thrust washer "4"
b
a
3. Adjust:
• Final gear backlash
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a. Select the suitable shim(s) and thrust washer
with the following chart.
Thinner shim
Thicker shim
4-110
SHAFT DRIVE
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2
2
1
3
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Final gear backlash is in-
creased.
Final gear backlash is de-
creased.
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1
1
2
4
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