Measuring The Middle Gear Backlash - Yamaha Wolverine YX70EPNG Service Manual

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Table of Contents

• Washer "1"

• Bearing "2"

• Bearing retainers "3"

• Bearing retainer bolts "4"

Middle drive shaft bearing retain-

29 Nm (2.9 m·kgf, 21 ft·lbf)

• Install the washer "1" with its rounded side "a"

facing away from the bearing.

• Stake the bearing retainer bolts at the cutouts

"b" in the bearing retainers "3".

• Middle drive pinion gear nut "1"

Middle drive pinion gear nut

190 Nm (19 m·kgf, 137 ft·lbf)

• Wrap the middle drive shaft in a folded rag, and

then secure it in a vise.

• Lock the threads with a drift punch.

MEASURING THE MIDDLE GEAR

• Middle gear backlash

Out of specification → Adjust.

Refer to "ALIGNING THE MIDDLE GEAR" on

Middle gear backlash

0.10–0.30 mm (0.004–0.012 in)

a. Temporarily install the right crankcase.

b. Wrap a rag "1" around a screwdriver "2", and

then insert it into the installation hole "a" of the

right crankcase speed sensor to hold the mid-

dle driven gear.

c. Attach the final gear backlash band "3" and

dial gauge "4".

Final gear backlash band

Middle drive gear lash tool

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