10.FINAL REDUCTION/
TRANSMISSION SYSTEM
10-3
MXU 300/250
SERVICE INFORMATION
GENERAL INSTRUCTIONS
• The MXU 250 transmission system can be serviced with the engine installed in the frame.
• The MXU 300 transmission system can be serviced with the engine removed from 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 (MXU 250): At change : 0.3 liter (0.264 lmp qt, 0.318 US qt)
At disassembly : 0.4 liter (0.352 lmp qt, 0.424 US qt)
Oil Capacity (MXU 300): At change : 0.5 liter (0.44 lmp qt, 0.53 US qt)
At disassembly : 0.6 liter (0.528 lmp qt, 0.636 US qt)
TORQUE VALUES
Transmission case cover bolt 2.7 kgf-m (27 Nm, 20 lbf-ft)
Drive bevel gear nut 10 kgf-m (100 Nm, 72 lbf-ft)
Driven bevel gear nut 10 kgf-m (100 Nm, 72 lbf-ft)
TROUBLESHOOTING
Engine starts but motorcycle won‘t move
• Damaged transmission
• Seized or burnt transmission
Oil leaks
• Oil too rich
• Worn or damaged oil seal
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