Assembling The Universal Joint; Measuring The Differential Gear Lash - Yamaha YXR70FX Service Manual

FRONT CONSTANT VELOCITY JOINTS, DIFFERENTIAL
GEAR AND DRIVE SHAFT
4. Check:
• differential gear operation
Unsmooth operation → Replace the differ-
ential gear assembly.
Insert the double off-set joint into the differ-
ential gear, and turn the gear back and
forth.

ASSEMBLING THE UNIVERSAL JOINT

1. Install:
• universal joint
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a. Install the yoke into the universal joint.
b. Apply wheel bearing grease to the bearings.
c. Install the bearing 1 onto the yoke.
NOTICE
Check each bearing. The needles can eas-
ily fall out of their races. Slide the yoke
back and forth on the bearings; the yoke
will not go all the way onto a bearing if a
needle is out of place.
d. Press each bearing into the universal joint
using a suitable socket.
TIP:
The bearing must be inserted far enough into
the universal joint so that the circlip can be
installed.
e. Install the circlips 2 into the groove of each
bearing.
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EBS00174
MEASURING THE DIFFERENTIAL GEAR
LASH
1. Secure the gear case in a vise or another
supporting device.
2. Remove:
• drain plug
• gasket
7 - 17
DRIV
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L LLL L L LLL L L LLL L L LLL
M MMM
L LLL