Engine Starts But Motorcycle Won‘t Move; Engine Stalls Or Motorcycle Creeps; Poor Performance At High Speed Or Lack Of Power - KYMCO SUPER 9 50 Service Manual

7
. KICK STARTER/DRIVE PULLEY/
CLUTCH/DRIVEN PULLEY
SERVICE INFORMATION
GENERAL INSTRUCTIONS
• Avoid getting grease and oil on the drive belt and pulley faces.
SPECIFICATIONS
Item
Drive pulley collar O.D.
Movable drive face I.D.
Weight roller O.D.
Clutch outer I.D.
Driven face spring free length
Driven face O.D.
Movable driven face I.D.
Drive belt width
TORQUE VALUES
Drive face nut
Clutch outer nut
Clutch drive plate nut
SPECIAL TOOLS
Lock nut wrench, 28mm
Clutch spring compressor
Bearing outer driver 37x40mm
One-way clutch puller
TROUBLESHOOTING
Engine starts but motorcycle won't move
• Worn drive belt
• Broken ramp plate
• Worn or damaged clutch lining

Engine stalls or motorcycle creeps

• Broken clutch weight spring
7-1
Standard (mm)
SH10DA
20.01
20.035
107
33.965
34.0
34.3～39.2N-m
34.3～44.1N-m
49.0～58.8N-m
SF10DA
～
20.025
～
20.085
13.0
～
107.2
87.9
～
33.985
～ 34.025
18
Universal holder
Lock nut socket wrench, 32mm
Bearing driver pilot, 17mm
Outer driver, 24x26mm
Poor performance at high speed or
lack of power
• Worn drive belt
• Weak driven face spring
• Worn weight roller
• Faulty driven face
SUPER 9
Service Limit (mm)
SH10DA SF10DA
19.97
20.21
12.4
107.5
82.6
33.94
34.06
17
50