KYMCO DINK50 - Service Information; Troubleshooting

7. KICK STARTER/DRIVE PULLEY/
CLUTCH/DRIVEN PULLEY
7-2
SERVICE INFORMATION
GENERAL INSTRUCTIONS
• Avoid getting grease and oil on the drive belt and pulley faces.
SPECIFICATIONS
SH10BA
SH10AA
Item
Standard (mm)
Service Limit (mm)
Standard (mm)
Service Limit (mm)
Drive pulley collar O.D.
20.01_ 20.02
5
24.24
20.01_ 20.02
5
24.24
Movable drive face I.D.
20.035_ 20.0
85
19.97
20.035_ 20.0
85
19.97
Weight roller O.D.
13.0
12.4
13.0
12.4
Clutch outer I.D.
107_ 107.2
107.5
107_ 107.2
107.5
Driven face spring free length
879
82.6
87.9
82.6
Driven face O.D.
33.965_ 33.9
85
33.94
33.965_ 33.9
85
33.94
Movable driven face I.D.
34.0_ 34.25
34.06
34.0_ 34.25
34.06
Drive belt width
18
17
18
17
TORQUE VALUES
Drive face nut 3.5_ 4.0kg-m
Clutch outer nut 3.5_ 4.5kg-m
Clutch drive plate nut 5.0_ 6.0kg-m
SPECIAL TOOLS
Lock nut wrench, 28mm Universal holder
Clutch spring compressor Lock nut socket wrench, 32mm
Bearing outer driver 37x40mm Bearing driver pilot, 17mm
One-way clutch puller Outer driver, 24x26mm
TROUBLESHOOTING
Poor performance at high speed or
Engine starts but motorcycle won‘t move lack of power
• Worn drive belt • Worn drive belt
• Broken ramp plate • Weak driven face spring
• Worn or damaged clutch lining • Worn weight roller
• Faulty driven face
Engine stalls or motorcycle creeps
• Broken clutch weight spring
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