Sym VS150 Manuale utente

VS150 / VS2

SERVICE MANUAL

FORWARD

This service manual contains the technical data of each component inspection and

repair for the VS150 / VS2 motorcycle. The manual is shown with illustrations and

focused on “Service Procedures”, “Operation Key Points”, and “Inspection

Adjustment” so that provides technician with service guidelines.

If the style and construction of the motorcycle, VS150 / VS2, are different from that

of the photos, pictures shown in this manual, the actual vehicle shall prevail.

Specifications are subject to change without notice.

Service Department

VMEP COMPANY

HOW TO USE THIS MANUAL

This service manual describes basic information of different system parts and

system inspection & service VS150 / VS2 motorcycles. In addition, please refer to

the manual contents in detailed for the model you serviced in inspection and

adjustment.

The first chapter covers general information and trouble diagnosis.

The second chapter covers service maintenance information and special tools

manual.

The third to the 11th chapters cover engine and driving systems.

The 12th to the 17th chapter is contained the parts set of assembly frame body

and body cover.

The 18th chapter is electrical equipment.

The 19th chapter is wiring diagram.

Please see index of content for quick having the special parts and system

information.

10. V-BELT DRIVING SYSTEM/KICK STARTER

Mechanism Diagram ··························· 10-1 Driving Belt···········································10-4

Maintenance Description···················· 10-2 Drive Face·············································10-6

Clutch Outer/Driven Pulley··················10-9Trouble Diagnosis······························· 10-2

Left Crankcase Cover ························· 10-3

Mechanism Diagram

3.5~4.5kgf-m

10-1

5.0~6.0kgf-m

10. V-BELT DRIVING SYSTEM/KICK STARTER

10-2

Maintenance Description

Precautions in Operation

General Information

yDrive face, clutch outer, and driven pulley can be serviced on the motorcycle.

yDriving belt and driving pulley must be free of grease.

Specification Unit：mm

Item Standard value (mm) Limit (mm)

Driving belt width 19.500~20.500 18.500

ID of drive face boss 23.989~24.052 24.060

OD of drive face 23.960~23.974 23.940

OD of roller 17.920~18.080 17.400

ID of clutch outer 125.000~125.200 125.500

Thickness of clutch weight 4.000~4.100 1.200

Free length of driven pulley spring 168.900 163.700

OD of driven pulley 43.65~43.85 43.800

ID of drive face 39.000~39.025 39.060

Torque value

yDriven face nut: 5.0~6.0kgf-m

yClutch outer nut: 5.0~6.0kgf-m

Special Service Tools

Clutch spring compressor: SYM-2301000

Inner bearing puller: SYM-6204002

Clutch nut wrench 39 x 41 mm: SYM-9020200

Universal holder: SYM-2210100

Bearing driver: SYM-9100100

Trouble Diagnosis

Engine can be started but motorcycle can

not be moved

1. Worn driving Belt

2. Worn drive face

3. Worn or damaged clutch weight

4. Broken driven pulley

Shudder or misfire when driving

1. Broken clutch weight

2. Worn clutch weight

Insufficient horsepower or poor high

speed performance

1. Worn driving belt

2. Insufficient spring force of driven pulley

3. Worn roller

4. Driven pulley operation un-smoothly

10. V-BELT DRIVING SYSTEM/KICK STARTER

10-3

Left Crankcase Cover

Left crankcase cover removal

Remove body cover.

Remove kick starter arm ass'y.

Remove air cleaner ass'y (2 bolts 6×25).

Remove L. Cover fender Comp.

Remove L. Crankcase cover (8 special bolts 6×37

ass'y).

Left crankcase cover install

Install left crankcase cover in the reverse

procedures of removal.

Drive face and Driven face Comp.

L. Crank case cover Comp. Kick starter spindle Comp.

Drive face

Kick return spring

Driven faceDrive belt

10. V-BELT DRIVING SYSTEM/KICK STARTER

Driving Belt

10-4

Removal

Remove left crankcase cover

Hold drive face with universal holder, and remove

nut and drive face.

Hold clutch outer with universal holder, and

remove nut and clutch outer.

Caution

yUsing special service tools for tightening or

loosening the nut.

yFixed rear wheel or rear brake will damage

reduction gear system.

Push the driving belt into belt groove as diagram

shown so that the belt can be loosened, and then

remove the driven pulley.

Remove driven pulley.Do not remove driving belt.

Remove the driving belt from the groove of driven

pulley.

Inspection

Check the driving belt for crack or wear.Replace it

if necessary.

Measure the width of driving belt as diagram

shown.

Service Limit: 18.5 mm

Replace the belt if exceeds the service limit.

Caution

yUsing the genuine parts for replacement.

yThe surfaces of driving belt or pulley must be

free of grease.

yClean up all grease or dirt before installation.

Nut

Universal holder

Drive belt

Universal holder

Belt tooth

Width

10. V-BELT DRIVING SYSTEM/KICK STARTER

10-5

Installation

Caution

Pull out driven face to avoid it closing.

Install driving belt onto driven pulley.

Install the driven pulley that has installed the belt

onto drive shaft.

On the drive belt another end to the movable drive

face.

Install the clutch outer with universal holder, and

then tighten nut to specified torque value.

Torque value: 5.0~6.0kgf-m

Install the drive face with universal holder, and

then tighten nut to specified torque value.

Torque value: 5.0~6.0kgf-m

Driven face

Clutch outer

Nut

Universal holder

10. V-BELT DRIVING SYSTEM/KICK STARTER

10-6

Drive Face

Removal

Remove left crankcase cover.

Hold generator flywheel with universal holder, and

then remove drive face nut.

Remove drive face.

Remove driving belt and movable drive face comp

from crankshaft.

Remove ramp plate.

Remove weight rollers from movable drive face.

Crankshaft Drive face boss

Movable drive face

Ramp plate

Movable drive face

Universal holder

Weight roller

10. V-BELT DRIVING SYSTEM/KICK STARTER

10-7

Inspection

The weight rollers are to press movable drive face

by means of centrifuge force.

Thus, if weight rollers are worn out or damaged,

the centrifuge force will be effect.

Check if rollers are worn or damaged. Replace it if

necessary.

Measure each roller’s outer diameter. Replace it if

exceed the service limit.

Service limit: 17.4 mm

Weight: 14.0 g

Check if drive face boss is worn or damaged and

replace it if necessary.

Measure the outer diameter of movable drive face,

and replace it if it exceed service limit.

Service limit: 23.94 mm

Measure the inner diameter of movable drive face,

and replace it if it exceed service limit.

Service limit: 24.06 mm

Reassembly/installation

Install weight rollers.

Caution

The weight roller two end surfaces are not

certainly same. In order to lengthen the roller life

and prevented exceptionally wears the

occurrence, Please end surface of the closure

surface counter clockwise assembles onto

movable drive face.

Install ramp plate.

Weight roller

Movable drive face

Drive face boss

Weight roller

Closure surface

Guide collar

Ramp plate

Questo manuale è adatto per i seguenti modelli

Altri manuali Sym Motociclo

Sym

Sym Wolf SB 250 Ni Manuale utente

Sym

Sym e-Virid Manuale utente

Sym

Sym Joyride S 125i Manuale utente

Sym

Sym HD 125 Manuale utente

Sym

Sym MMBCU Manuale utente

Sym

Sym Symba 110 MB10A7 Series Manuale utente

Sym

Sym JET 14 XC05W1-EU Series Manuale utente

Sym

Sym CRUiSYM 300i Manuale utente

Sym

Sym PA12B Manuale utente

Sym

Sym XC12 Series Manuale utente

Sym

Sym Fiddle III 50i CC Manuale utente

Sym

Sym Joyride125 Manuale utente

Sym

Sym CRUiSYM Manuale utente

Sym

Sym Wolf Classic 150 Manuale utente

Sym

Sym TEA12T1CN-EU Series Manuale utente

Sym

Sym MAXSYM 400i Manuale utente

Sym

Sym Fiddle II 50 SYM Series Manuale utente

Sym

Sym MB10A7-A series Manuale utente

Sym

Sym HD2 125 Manuale utente

Manuali Motociclo popolari di altre marche

OHVALE

OHVALE GP-0 Manuale elenco delle parti

Yamaha

Yamaha Star XV19CTSZ 2009 Manuale utente

KTM

KTM 350 XCF-W USA Manuale utente

HYOSUNG

HYOSUNG ST7 Manuale utente

Husqvarna

Husqvarna FC 250 2016 Manuale utente

Ducati

Ducati SCRAMBLER 800 Manuale di istruzioni

MOTO GUZZI

MOTO GUZZI QUOTA 1100 ES Manuale utente

APRILIA

APRILIA ETV MILLE CAPONORD - PART1 02-2001 Manuale utente

Yamaha

Yamaha 2006 YZF-R1V Manuale utente

KTM

KTM Freeride E-XC 2021 Manuale utente

Fantic

Fantic Enduro 125 Manuale utente

Ducati

Ducati Supersport 750 desmodue Manuale utente

MV Agusta

MV Agusta 2008 F4 312RR 1078 Manuale di istruzioni

Yamaha

Yamaha XVS650A Manuale utente

Yamaha

Yamaha YZF-R6T(C) Manuale

Ducati

Ducati 748 monoposto strada Manuale utente

ATK

ATK 1988 250 Manuale utente

Excelsior-HENDERSON

Excelsior-HENDERSON 1999 HCX Manuale utente