KYMCO Vitality 50 User Manual

9. KICK STARTER/DRIVE PULLEY/
CLUTCH/DRIVEN PULLEY
9
-
2
VITALITY 50
SERVICE INFORMATION
GENERAL INSTRUCTIONS
• Avoid getting grease and oil on the drive belt and pulley faces.
SPECIFICATIONS
VITALITY 50
Item
Standard (mm) Service Limit (mm)
Drive pulley collar O.D.
19.9619.974 19.94
Movable drive face I.D.
20.01120.052 20.6
Weight roller O.D.
15.9216.08 15.4
Clutch outer I.D.
107107.2 107.5
Driven face spring free length
87.9 (2-stroke) 82.6 (2-stroke)
Driven face spring free length
95 (4-stroke) 90 (4-stroke)
Driven face O.D.
33.96533.985 33.94
Movable driven face I.D.
34.034.25 34.06
Drive belt width
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
Universal holder E017
Clutch spring compressor E034
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

KYMCO Vitality 50 Specifications

General

Brand	KYMCO
Model	Vitality 50
Category	Scooter
Language	English