9. Driving Belt Device & The Starting Lever
9-2
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NIKOTA USA: PANTERRA SCOOTER SERVICE MANUAL
CHAPTER 9: DRIVING BELT DEVICE & THE STARTING LEVER
Important Points
•This chapter is about the driving unit, the
clutch/driven unit and the starting lever.
•The work on them can be done on the engine,
without the disassembly.
•The surface of the driving belt and the drive units
are not allowed to have oil adhering to them. If
there is any, remove it to minimize the slip
between the belt and the drive units.
Torque
The nut of the driving plate
3.8kg/m 28ft lbs
The nut of the clutch housing
5.5kg/m 40ft lbs
The bolt of the driving plate
0.3kg/m 40in lbs
The nut of the clutch/driving plate
0.45kg/m 40in lbs
•Universal stand
Troubleshooting
The motorcycle doesn’t run after the engine is
started
•The driving belt is worn
•The driving plate is broken
•The brake lining is worn or broken
•The spring of the driven plate is fractured
Sudden breakdown during running
•The spring of the brake lining is fractured
Power can’t develop fully
•The driving belt is worn
•Distortion of the driven belt spring
•The roller is worn
•The driving plate surface is dirty
Tech Criterion
ID of the sleeve of the sliding driving plate
OD of the hub of the sliding driving plate
Width of the driving belt
Thickness of the clutch brake lining
ID of the clutch housing
Free length of the driven belt spring
OD of the driving plate
ID of the sliding driving plate
OD of the roller
Item Normal Size
Max. Serice Allowable
23.989-24.05-
20.010-22.025
18
107.0-107.22
98.1
33.965-33.985
34.0-34.25
13.0
24.24
19.97
17
2.0
107.5
107.5
92.8
34.06
12.4
•Compressing device for
clutch spring
•Socket (39mm) for
Socket (39mm) for the fix nut
•Bearing driver
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