Kymco MO KXR 250 Service Manual - chap 10 (riduzione finale)

10.FINAL REDUCTION/

TRANSMISSION SYSTEM

10-0

Mongoose/KXR 250

10

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FINAL REDUCTION/TRANSMISSION SYSTEM

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SERVICE INFORMATION -------------------------------------------- 10- 2

TROUBLESHOOTING ------------------------------------------------- 10- 2

TRANSMISSION CASE COVER------------------------------------------ 10- 3

TRANSMISSION-------------------------------------------------------- 10- 5

10

10.FINAL REDUCTION/

TRANSMISSION SYSTEM

10-1

Mongoose/KXR 250

10.FINAL REDUCTION/

TRANSMISSION SYSTEM

10-2

Mongoose/KXR 250

SERVICE INFORMATION

GENERAL INSTRUCTIONS

• The transmission system can be serviced with the engine installed in the frame.

• When replacing the drive shaft, use a special tool to hold the bearing inner race for this operation.

SPECIFICATIONS

Specified Oil: GEAR OIL SAE 90#
Oil Capacity: At change : 0.3 liter

At disassembly : 0.4 liter

TORQUE VALUES

Transmission case cover bolt 2.4_ 3.0kgf-m

TROUBLESHOOTING

Engine starts but motorcycle won‘t move

• Damaged transmission

• Seized or burnt transmission

Oil leaks

• Oil too rich

• Worn or damaged oil seal

10.FINAL REDUCTION/

TRANSMISSION SYSTEM

10-3

Mongoose/KXR 250

TRANSMISSION CASE COVER

REMOVAL

Drain transmission gear oil into a clean
container. (Refer to the “TRANSMISSION
OIL REPLACEMENT” section in the
chapter 3)

Remove the three and then remove the drive
sprocket cover.

Remove the two bolts and then remove the
washer and drive sprocket.

Remove the bolt and then disconnect the
drive shift arm from the shift shaft.

Remove the transmission case cover attaching
bolts.

Bolts

Drive Sprocket

Bolts

Drive Sprocket Cover

Select Arm

Bolt

Bolts