Manu 1
Manu 1
SERVICE MANUAL
FORWARD
This service manual contains the technical data of each component inspection and
repair for the Target 425/400.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 Target 425/400, 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
TAIWAN GOLDEN BEE CO., LTD.
This service manual describes basic information of different system parts and
system inspection & service for Target 425/400.
In addition, please refer to the manual contents in detailed for the model you
serviced in inspection and adjustment.
CONTENTS
Frame number
Engine number
1. GENERAL INFORMATION
Means that serious injury or even death may result if procedures are not
Warning
followed.
Caution Means that equipment damages may result if procedures are not followed.
Limits to use SAE 10W-40 API SG class oil. Warranty will not cover the
Engine oil damage that caused by not apply with the limited engine oil.
Locking sealant Apply sealant; medium strength sealant should be used unless otherwise
specified.
Brake fluid Use recommended brake fluid DOT4 or WELLRUN brake fluid.
Indicates where the bolt installation direction, --- means that bolt
cross through the component (invisibility)
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1. GENERAL INFORMATION
General Safety
Carbon monoxide Battery
If you must run your engine, ensure the place is
well ventilated. Never run your engine in a closed Caution
area. Run your engine in an open area, if you have ‧ Battery emits explosive gases; flame is strictly
to run your engine in a closed area, be sure to use prohibited. Keeps the place well ventilated
an extractor. when charging the battery.
Caution ‧ Battery contains sulfuric acid (electrolyte)
which can cause serious burns so be careful
Exhaust contains toxic gas which may cause one do not be spray on your eyes or skin. If you
to lose consciousness and even result in death. get battery acid on your skin, flush it off
immediately with water. If you get battery acid
Gasoline in your eyes, flush it off immediately with water
Gasoline is a low ignition point and explosive and then go to hospital to see an
material. Work in a well-ventilated place, no flame ophthalmologist.
or spark should be allowed in the work place or ‧ If you swallow it by mistake, drink a lot of
where gasoline is being stored. water or milk, and take some laxative such as
castor oil or vegetable oil and then go to see a
Caution doctor.
Gasoline is highly flammable, and may explode ‧ Keep electrolyte beyond reach of children.
under some conditions, keep it away from
children. Brake shoe
Do not use an air hose or a dry brush to clean
Used engine oil components of the brake system; use a vacuum
cleaner or the equivalent to avoid dust flying.
Caution
Caution
Prolonged contact with used engine oil (or
transmission oil) may cause skin cancer although it Inhaling brake shoe or pad ash may cause
might not be verified. disorders and cancer of the breathing system
We recommend that you wash your hands with
soap and water right after contacting. Keep the Brake fluid
used oil beyond reach of children.
Caution
Hot components
Spilling brake fluid on painted, plastic, or rubber
Caution parts may cause damage to the parts. Place a
clean towel on the above-mentioned parts for
Components of the engine and exhaust system protection when servicing the brake system.
can become extremely hot after engine running. Keep the brake fluid beyond reach of children.
They remain very hot even after the engine has
been stopped for some time. When performing
service work on these parts, wear insulated
gloves and wait until cooling off.
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1. GENERAL INFORMATION
Service Precautions
● Always use with TGB genuine parts and ● Never bend or twist a control cable to prevent
recommended oils. Using non-designed parts for unsmooth control and premature worn out.
TGB ATV may damage the ATV.
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Groove
Boots
● When oil seal is installed, fill the groove with ● The tool should be pressed against two (inner
grease, install the oil seal with the name of the and outer) bearing races when removing a ball
manufacturer facing outside, and check the shaft bearing. Damage may result if the tool is pressed
on which the oil seal is to be installed for against only one race (either inner race or outer
smoothness and for burrs that may damage the race). In this case, the bearing should be
oil seal. replaced. To avoid damaging the bearing, use
equal force on both races.
Manufacturer's name
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1. GENERAL INFORMATION
● Lubricate the rotation face with specified ● After service completed, make sure all
lubricant on the lubrication points before connection points is secured.
assembling. Battery positive (+) cable should be connected
firstly.
● And the two posts of battery have to be greased
after connected the cables.
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1. GENERAL INFORMATION
● When separating a connector, it locker has to be ● Insert the terminal completely.
unlocked firstly. Then, conduct the service Check if the terminal is covered by the boot.
operation. Do not let boot open facing up.
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1. GENERAL INFORMATION
● Do not let the wire harness contact with rotating, ● Protect wires or wire harnesses with electrical
moving or vibrating components as routing the tape or tube if they contact a sharp edge or
harness. corner. Thoroughly clean the surface where
tape is to be applied.
● Keep wire harnesses far away from the hot ● Secure the rubber boot firmly as applying it on
parts. wire harness.
Never Touch
● Route wire harnesses to avoid sharp edges or ● Never use wires or harnesses which insulation
corners and also avoid the projected ends of has been broken. Wrap electrical tape around
bolts and screws. the damaged parts or replace them.
● Route harnesses so that they neither pull too ● Never clamp or squeeze the wire harness as
tight nor have excessive slack. installing other components.
Never clamp or
squeeze the wire
harness
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1. GENERAL INFORMATION
● Do not let the wire harness been twisted as ● With sand paper to clean rust on connector
installation. pins/terminals if found. And then conduct
connection operation later.
Clean rust
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1. GENERAL INFORMATION
Specifications
MAKER TGB MODEL VSE 400c.c.
1. GENERAL INFORMATION
Torque Values
The torque values listed in above table are for more important tighten torque values. Please see standard
values for not listed in the table.
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1. GENERAL INFORMATION
Frame Torque Values
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1. GENERAL INFORMATION
Troubles Diagnosis
A. Engine hard to start or can not be started
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B. Engine run sluggish (Speed does not pick up, lack of power)
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1. GENERAL INFORMATION
.
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1. GENERAL INFORMATION
.
F. Poor handling
● Bent rim
● Improperly installed wheel hub
One wheel is wobbling ● Excessive wheel bearing play
● Bent swing arm
● Bent frame
● Swing arm pivot bushing excessively
● Worn
● Bent tie-rod
● Incorrect tie-rod adjustment
Vehicle pulls to one side ● Rear tie air pressure incorrect
● Improper wheel alignment
● Bent frame
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1. GENERAL INFORMATION
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G. Loss power
● Brake dragging
Spin freely Abnormal ● Drive chain too tight
● Damaged wheel bearing
● Wheel bearing needs lubrication
Check tire pressure
Check carburetor
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Lubrication Points
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1. GENERAL INFORMATION
Note:
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2. MAINTENANCE INFORMATION
Precautions in Operation ···················· 2-1 Brake System (Disk Brake) ················· 2-8
2
Periodical Maintenance Schedule ······ 2-2 Brake Light Switch/Starting Inhibitor
Fuel Lines ············································· 2-3 Switch ··················································· 2-9
Acceleration Operation ······················· 2-3 Headlight Beam Distance ···················· 2-10
Air Cleaner············································ 2-3 Clutch Disc Wear ································· 2-10
Spark Plug ············································ 2-3 Cushion················································· 2-10
Valve Clearance ··································· 2-4 Steering Handle···································· 2-11
Carburetor Idle Speed Adjustment····· 2-5 Wheel/Tire············································· 2-11
Ignition System ···································· 2-6 Nuts, Bolts Tightness ·························· 2-11
Cylinder Compression Pressure ········ 2-6 Special Tools List ································ 2-12
Drive Belt ·············································· 2-7
Precautions in Operation
Specification
Fuel Tank Capacity 18000 c.c.
Capacity 3500 c.c.
Engine Oil
Change 3200 c.c.
Capacity 350 c.c.
Transmission Gear oil
Change 350 c.c.
Engine + radiator 2200 c.c.
Capacity of coolant
Reservoir upper 1200 c.c.
Clearance of throttle valve 1~3 mm
Type NGK CR7E
Spark plug
Gap 0.7~0.8 mm
“F” Mark in idling speed BTDC 20º / 1500 rpm
Full timing advanced BTDC 51º / 6200 rpm
Idling speed 1700±100 rpm
Cylinder compression pressure 9.2 kgf/cm²
Valve clearance IN:0.10 ± 0.02 mm EX:0.15 ± 0.02 mm
Front AT23x7-10
Tire dimension
Rear AT22x11-10
Tire pressure (cold) 7 psi
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2. MAINTENANCE INFORMATION
MONTHS 1 3 6 12
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2. MAINTENANCE INFORMATION
Spark Plug
Recommended spark plug: CR7E
Remove spark plug cap. Ground electrode
Clean dirt around the spark plug hole.
Remove spark plug. Central electrode
Measure spark plug gap.
Spark plug gap:0.7 mm
Carefully bend ground electrode of the plug to
adjust the gap if necessary.
Hold spark plug washer and install the spark plug
by screwing it.
Tighten the plug by turning 1/2 turn more with plug
socket after installed.
Tighten torque: 1.0~1.2kgf-m 0.7~0.8mm
Valve Clearance
Caution
Checks and adjustment must be performed when
the engine temperature is below 35℃.
Remove front fender, fuel tank cover and fuel tank.
Remove cylinder head cover.
Turn camshaft bolt in C.W. direction and let the “T”
mark on the camshaft sprocket align with cylinder
head mark so that piston is placed at TDC position in
compression stroke.
Caution
Do not turn the bolt in C.C.W. direction to prevent
from camshaft bolt looseness.
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2. MAINTENANCE INFORMATION
Caution
● Inspection & adjustment for idle speed have to
be performed after all parts in engine that
needed adjustment have been adjusted.
● Idle speed check and adjustment have to be
done after engine is being warm up. (It is
enough that operates engine from stop to
running for 10 minutes.)
Park the ATV with onto neutral and warm up
engine.
Connect tachometer (the wire clamp of tachometer is
connected to the high tension cable).
Turn the throttle valve stopper screw to specified
idle speed.
Specified idle speed: 1700 ± 100 rpm
Carburetor undersurface
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2. MAINTENANCE INFORMATION
Ignition System
Caution
● C.D.I ignition system is set by manufacturer so it
can not be adjusted.
● Ignition timing check procedure is for checking
whether CDI function is in normal or not.
Connect tachometer and ignition light.
Start engine.
As engine in idle speed: 1700 rpm, aim at the mark
“F” with the ignition light. Then, it is means that
ignition timing is correct.
Increase engine speed to 6000 rpm to check
ignition advance degree. If indent is located within
the ignition advance degrees, it is means that the
ignition advance degree is in normal.
If ignition timing is incorrect, check CDI set, pulse
rotor and pulse generator. Replace it if malfunction
of these parts is found.
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2. MAINTENANCE INFORMATION
14bolts
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2. MAINTENANCE INFORMATION
Brake Fluid
Check brake fluid level in the brake fluid reservoir.
If the level is lower than the LOWER limit, add
brake fluid to UPPER limit. Also check brake
system for leaking if low brake level found.
Caution
● In order to maintain brake fluid in the reservoir
in horizontal position, do not remove the cap
until handle stop.
● Do not operate the brake lever after the cap had
been removed. Otherwise, the brake fluid will
spread out if operated the lever.
● Do not mix non-compatible brake fluid together.
Diaphragm plate
Air Bleed Operation Upper
Diaphragm
Connect a transparent hose to draining valve. Hold
the brake lever and open air bleeding valve.
Perform this operation alternative until there is no
air inside the brake system hoses.
Caution
Before closing the air bleed valve, do not release
the brake lever.
Air bubble Drain valve
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2. MAINTENANCE INFORMATION
Brake disk
Brake switch
Brake switch
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2. MAINTENANCE INFORMATION
Adjust screw
Drive plate
Cushion
Warning
● Do not ride the ATV with poor cushion.
● Looseness, wear or damage cushion will make
poor stability and drive-ability.
Front cushion
Press down the front cushion for several times to
check it operation.
Check if it is damage.
Replace relative parts if damage found.
Tighten all nuts and bolts.
Rear Cushion
Press down the rear cushion for several times to
check it operation.
Check if it is damage.
Replace relative parts if damage found.
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2. MAINTENANCE INFORMATION
Steering Handle
Caution
Check all wires and cables if they are interfered
with the rotation of steering handle bar.
Wheel/Tire
Caution
Tire pressure check should be done as cold
engine.
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2. MAINTENANCE INFORMATION
Special Tools List
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2. MAINTENANCE INFORMATION
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2. MAINTENANCE INFORMATION
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2. MAINTENANCE INFORMATION
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Mechanism Diagram
Number-plate
Bracket
Tail carrier
13
Rear body cover
Seat
Side cover
Head lamp fender
Foot board
Net
First housing
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Fuel cup
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13. BODY COVER
Remove seat.
Remove battery.
Installation
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13. BODY COVER
Remove 1 bolt from battery fixed.
Installation
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13. BODY COVER
Installation
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13. BODY COVER
Remove bolts and screws from right or left foot
board.(each side)
Installation
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13. BODY COVER
Remove bumper.
Installation
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13. BODY COVER
Installation
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13. BODY COVER
Installation
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13. BODY COVER
Remove 2 screws from handle bar front cover.
Installation
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13. BODY COVER
Remove 3 bolts form rear frame And 2 bolts from
muffler.
Installation
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13. BODY COVER
NOTES:
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