KYMCO Active 50 Manuale utente

ACTIVE 50

PREFACE

This Service Manual describes the

technical features and servicing

procedures for the KYMCO ACTIVE 50.

Section 1 contains the precautions for all

operations stated in this manual. Read

them carefully before starting any

operation.

Section 2 is the inspection/ adjustment

procedures, safety rules and service

information for each part, starting from

periodic maintenance.

Sections 3 and 4 state the servicing

procedures and cautions for the removal

and installation of lubrication and fuel

systems.

Sections 5 through 18 give instructions

for disassembly, assembly and inspection

of engine, chassis frame and electrical

equipment.

Most sections start with an assembly or

system illustration and troubleshooting

for the section. The subsequent pages

give detailed procedures for the section.

KWANG YANG MOTOR CO., LTD.

OVERSEAS SALES DEPARTMENT

OVERSEAS SERVICE SECTION

TABLE OF CONTENTS

GENERAL INFORMATION 1

INSPECTION/ADJUSTMENT 2

LUBRICATION SYSTEM 3

FUEL SYSTEM 4

ENGINE REMOVAL/INSTALLATION 5

CYLINDER HEAD/VALVES 6

CYLINDER/PISTON 7

ALTERANTOR/CAM CHAIN

TENSIONER 8

CLUTCH/GEAR SHIFT MECHANISM 9

ENGINE

CRANKCASE/CRANKSHAFT/KICK

STARTER/TRANSMISSION 10

FRONT WHEEL/SUSPENSION/

STEERING 11

REAR WHEEL/BRAKE/SUSPENSION 12

HYDRAULIC BRAKE 13

CHASSIS

FRAME COVER 14

IGNITION SYSTEM 15

CHARGING SYSTEM 16

STARTING SYSTEM 17

ELECTRICAL

EQUIPMENT

LIGHTS/INSTRUMENTS/SWITCHES

HORN/FUEL UNIT 18

Our company reserves right to make

any alteration in the design.

The information and contents included

in this manual may be different from

the motorcycle in case specifications

are changed.

1. GENERAL INFORMATION

1-0

ACTIVE 50

__________________________________________________________________________________

GENERAL INFORMATION

__________________________________________________________________________________

ENGINE SERIAL NUMBER---------------------------------------------- 1- 1

SPECIFICATIONS---------------------------------------------------------- 1- 2

SERVICE PRECAUTIONS------------------------------------------------ 1- 3

TORQUE VALUES --------------------------------------------------------- 1-11

SPECIAL TOOLS ----------------------------------------------------------- 1-12

LUBRICATION POINTS -------------------------------------------------- 1-13

CABLE & HARNESS ROUTING ---------------------------------------- 1-14

WIRING DIAGRAM-------------------------------------------------------- 1-18

TROUBLESHOOTING----------------------------------------------------- 1-19

1. GENERAL INFORMATION

1-1

ACTIVE 50

ENGINE SERIAL NUMBER

Location of Engine Serial Numbe

Location of Frame Serial Numbe

1. GENERAL INFORMATION

1-2

ACTIVE 50

SPECIFICATIONS

Motorcycle name & Model No. LCA7

Motorcycle name ACTIVE 50

Overall length (mm) 1995

Overall width (mm) 680

Overall height (mm) 1090

Wheel base (mm) 1275

Engine type 4∞

Displacement (cc) 49

Fuel type nonleaded gasoline

Front wheel 46.5

Rear wheel 58

Dry weight (kg)

Front wheel 48.5

Rear wheel 63.5

Gross weight(kg)

Front wheel 2.5-17

Tires Rear wheel 2.75/17

Ground clearance (mm) 120

Braking distance (m) 7under

Perform-

ance Min. turning radius

(mm) 3800(R/L)

Starting system Starting motor &

kick starter

Type OHC

Cylinder arrangement Single cylinder

Combustion chamber type Semi-sphere

Valve arrangement Single cam, OHC

Bore x stroke (mm) φ52.4x 49.5

Compression ratio 8

Compression pressure

(kg/cm²)13

Max. output 1.8/7000kw(r/min)

Max. torque 2.6/4500kgm/rpm

Open 0°

Intake

(1mm) Close 35°

Engine

Open 30°

Port

timin

Exhaust

(1mm) Close 5°

Intake 0.02mm

Valve clearanc

(cold) Exhaust 0.02mm

Idle speed (rpm) 1700rpm

Lubrication type Forced

ressure &

wet sump

Oil pump type Inner/Outer rotor

Oil filter type Wire gauze filter

Lubrication

System

Oil capacity 0.9 liter

Cooling Type Air cooling

Air cleaner type Wet, single

Fuel capacity 4liter

Type PIF

Piston dia. (mm) 14.9

Venturi dia.(mm) φ20equivalent

Fuel System

Carburetor

Throttle type Plunger type

Type CDI

Ignition timing 15±2°/1700rpm

Spark plug CHAMPION-P-PZ9HC

Ignition

System

Spark plug gap 0.6～0.7mm

Electrical

Equipment

Battery Capacity 12V5AH

Clutch Type Wet multi-disc clutch

Type Permanent gear meshing

Operating method Foot operated

Type Cycle type

1st gear 2.92

2nd gear 1.67

3rd gear 1.17

4th gear 0.92

Power Drive System

Transmission Gear

Reduction

ratio

5th gear -------

Front Caster angle 27°

Axle Wheel base 1305

Tire

ressure Front 1.75

²)(2 riders) Rear 2.25

Left 45°

Turning angle Right 45°

Front Disk brake

Brake system

type Rear Drum brake

Front Telescope

Damping

Device

Shock absorber

type Rear Mono Shock

Frame type Back bone

Moving Device

1. GENERAL INFORMATION

1-3

ACTIVE 50

SERVICE PRECAUTIONS

Make sure to install new gaskets, O-rings,

circlips, cotter pins, etc. when

reassembling.

When tightening bolts or nuts, begin with

larger-diameter to smaller ones at several

times, and tighten to the specified torque

diagonally.

Use genuine parts and lubricants.

When servicing the motorcycle, be sure

to use special tools for removal and

installation.

After disassembly, clean removed parts.

Lubricate sliding surfaces with engine oil

before reassembly.

1. GENERAL INFORMATION

1-4

ACTIVE 50

Apply or add designated greases and

lubricants to the specified lubrication

points.

After reassembly, check all parts for

proper tightening and operation.

When two persons work together, pay

attention to the mutual working safety.

Disconnect the battery negative (-)

terminal before operation.

When using a spanner or other tools,

make sure not to damage the motorcycle

surface.

After operation, check all connecting

points, fasteners, and lines for proper

connection and installation.

When connecting the battery, the positive

(+) terminal must be connected first.

After connection, apply grease to the

battery terminals.

Terminal caps shall be installed securely.

1. GENERAL INFORMATION

1-5

ACTIVE 50

If the fuse is burned out, find the cause

and repair it. Replace it with a new one

according to the specified capacity.

After operation, terminal caps shall be

installed securely.

When taking out the connector, the lock

on the connector shall be released before

operation.

Hold the connector body when

connecting or disconnecting it.

Do not pull the connector wire.

Check if any connector terminal is

bending, protruding or loose.

Confirm

Capacity

1. GENERAL INFORMATION

1-6

ACTIVE 50

The connector shall be inserted

completely.

If the double connector has a lock,

lock it at the correct position.

Check if there is any loose wire.

Before connecting a terminal, check

for damaged terminal cover or loose

negative terminal.

Check the double connector cover for

proper coverage and installation.

Insert the terminal completely.

Check the terminal cover for proper

coverage.

Do not make the terminal cover opening

face up.

Secure wire harnesses to the frame with

their respective wire bands at the

designated locations.

Tighten the bands so that only the

insulated surfaces contact the wire

harnesses.

Snapping!

1. GENERAL INFORMATION

1-7

ACTIVE 50

After clamping, check each wire to make

sure it is secure.

Do not squeeze wires against the weld or

its clamp.

After clamping, check each harness to

make sure that it is not interfering with

any moving or sliding parts.

When fixing the wire harnesses, do not

make it contact the parts which will

generate high heat.

Route wire harnesses to avoid sharp

edges or corners. Avoid the projected

ends of bolts and screws.

Route wire harnesses passing through the

side of bolts and screws. Avoid the

projected ends of bolts and screws.

o Contact !

1. GENERAL INFORMATION

1-8

ACTIVE 50

Route harnesses so they are neither

pulled tight nor have excessive slack.

Protect wires and harnesses with

electrical tape or tube if they contact a

sharp edge or corner.

When rubber protecting cover is used to

protect the wire harnesses, it shall be

installed securely.

Do not break the sheath of wire.

If a wire or harness is with a broken

sheath, repair by wrapping it with

protective tape or replace it.

When installing other parts, do not press

or squeeze the wires.

Do not pull

too tight!

Do not press o

squeeze the wire.

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