Checking The Constant Velocity Joints; Checking The Differential Gear - Yamaha 2004 Rhino 660 YXR660FAS Service Manual

FRONT CONSTANT VELOCITY JOINTS, DIFFERENTIAL
GEAR AND DRIVE SHAFT
CHECKING THE CONSTANT VELOCITY
JOINTS
1. Check:
• double off-set joint spline
• ball joint spline
• shaft spline
Wear/damage → Replace.
2. Check:
• dust boots
Cracks/damage → Replace.
CAUTION:
Always use a new boot band.
3. Check:
• balls and ball races
• inner surface of double off-set joint
Pitting/wear/damage → Replace.

CHECKING THE DIFFERENTIAL GEAR

1. Check:
• gear teeth
Pitting/galling/wear → Replace drive pinion
gear and ring gear as a set.
• bearings
Pitting/damage → Replace.
• oil seals
• O-rings
Damage → Replace.
2. Check:
• drive shaft splines
• universal joints
• drive pinion gear splines
Wear/damage → Replace.
• spring
Fatigue → Replace.
Move the spring up and down.
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DRIV