Yamaha YXR660FAS Service Manual download pdf (Page 262)

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DRIV

FRONT CONSTANT VELOCITY JOINTS, DIFFERENTIAL

GEAR AND DRIVE SHAFT

3. Check:

• front drive shaft

Bends → Replace.

• torque limiter

Loose → Replace the front drive shaft.

WARNING

Do not attempt to straighten a bent shaft;

this may dangerously weaken the shaft.

1

CHECKING THE GEAR MOTOR

1. Check:

• gear motor

▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼▼▼

a. Connect two C size batteries to the gear

motor terminals 1 (as shown in the illustra-

tions).

CAUTION:

• Do not use a 12 V battery to operate the

pinion gear.

• Do not connect the batteries to the gear

motor when it is installed in the gear

case. The gear motor should be checked

when it is removed from the gear case.

È

Check that the pinion gear

2

turns counter-

clockwise.

É

Check that the pinion gear

2

turns clockwise.

NOTE:

Do not disassemble the gear motor or remove

the pinion gear.

▲▲▲▲ ▲ ▲▲▲▲ ▲ ▲▲▲▲ ▲ ▲▲▲▲ ▲ ▲▲▲▲ ▲ ▲▲▲▲ ▲▲▲

È

É

ASSEMBLING THE FRONT CONSTANT

VELOCITY JOINTS

1. Apply:

• molybdenum disulfide grease

(into the ball joint assembly)

NOTE:

Molybdenum disulfide grease is included in the

repair kit.

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