Smartech 083430 User manual

SMARTECH MODEL
WWW.SMARTECHRACING.COM
Our company have the right to change
or modify this manual without notice.
ITEM NO.:083430
1:8 SCALE OFF-ROAD
BUGGY
Length
Width
Height
Wheelbase
Tread(F/R)
Wheel Diameter
Gear Rate
Weight
Engine
500mm
307mm
230mm
325mm
302/307mm
114*42mm
11.7:1
3.5Kg
25CXP
TECHNICAL DATA
FEATURES
25CX ENGINE WITH PULL-STARTER
EQUIPPED WITH AIR FILTER AND ALUMINUM
EXHAUST PIPE
SINGLE SPEED TRANSMISSION AND 4WD
SYSTEM
FRONT/REAR DIFFERENTIAL BEVEL GEAR
OIL-FILLED ALUMINUM SHOCK ABSORBER
SENSITIVE DISC BRAKE SYSTEM
HIGH PERFORMANCE RACING WHEELS

15%-30%
Fuel
Notice before assembly
The following tools are needed for assembly. You must buy them from the local hobby
shops apart from the kits we provided.
Please read and comprehend this instruction manual before assembly.
Tools needed for assembly
Hexagonal wrenches
Scissor
Hobby knife
Cross sleeve
Super
glue Slide cutter Needle
nose pliers Cross screw
driver (No.2)
Cross screw
driver (No.1)
Charger Igniter
Additional items needed to buy for
running in the engine
Diff. oil
Fuel
bumper
Air filter oil Shock
absorber oil
Battery
Switch
Receiver
Steering servo
Throttle servo
2-Channel Transmitter system
Please read the transmitter system instructions carefully before use.
The servo must be set at the center position before installation. To set the servo to neutral
position, turn on the transmitter and receiver, and set the servo rod at the center position,
then turn off the receiver and the transmitter in succession. The servo will be at the
proper position.
Transmitter
Type:30113
Stop
Half forward
Full forward
Battery cover
Speed control trigger
"AA" battery
or Ni-cd(*8)
Left Right
Power switch
Antenna Steering adjuster
Speed control adjuster
01
Steering control wheel
2mm
2.5mm
1.5mm

02
TROUBLE SHOOTING
SolutionsProblems Causes
Engine does
not start.
Engine
flameout just
after starting
Bad reaction
and responge
from engine
Car is hard
to handle
1. No fuel in tank or in carburetor.
2. The spark plug is damaged, or the portfire has
not been charged.
3. The fuel pipe, air filter or muffler is choked.
4. Too much fuel.
5. The carburetor has not been adjusted properly.
6. The servo link has not been adjusted properly.
1. Fill the tank with fuel and press prime button.
2. replace a new spark plug or charge the portfire.
3. Clean the clogged parts or change with new one.
4. Remove the spark plug and dispose the fuel.
replace a new one if need.
5. Set the idle, main and slow needle to standard
starting position.
6. Set the servo to neutral position and readjust it.
1. No fuel in the fuel tank.
2. The fuel pipe, air filter or muffler is choked.
3. The carburetor has not adjusted properly.
4. The engine is overheated.
1. Fill the tank with fuel.
2. Clean or change the clogged parts.
3. Readjust the idle, main and slow needle, set
them to starting position.
4. Cool down the engine. Unscrew the main needle
adjusting screw, turn left for 30 degree.
1. The carburetor has not been adjusted properly.
2. Little oil pressure in muffler.
1. Readjust the idle, main and slow needle.
2. Assemble the pipe between the muffler and fuel
tank properly.
1. Charge the battery or replace it.
2. Fully extend antennas of transmitter and receiver.
3. Set the servo to the neutral position and readjust it.
1. The batteries of the transmitter or receiver are
weak or exhausted.
2. Poor effective of the antenna.
3. The servo link hasn’t been adjusted properly.
WARNING: In order to aviod accidents and personal
injury, please read the below following:
SAFETY PRECAUTION
Make sure the batteries of the transmitter and receiver
is fully charge. If not, the transmitter and receiver won’t
work efficiency. In that case, it may cause the car out of
control or even cause serious accident.
Only use the car at the following places and never use
the vehicle as below:
WARNING: Never run the car at the following places
or in the following situations (it may cause accidents)
OPERATION PRECAUTION
Operating in disorder may cause personal injury and
property losing.
Never disorder connecting the wires.
Never overload the electrical source voltage.
Turn off the transmitter and receiver while using.
Turn off the transmitter and receiver after using.
Keep motor and electric equipment away from water.
Never put finger into the rotating or moving parts!
Always keep alert if someone is operating a car nearby.
Never use the same frequency with others simultaneously,
otherwise the signal will be disturbed and may cause the
car out of control and may cause serious accident.
Always stop the car at once if there is any abnormal
problem with your car. Check for the problem fully before
operating your car or further troubles may cause accident.
The place where children and people gathering
Residentials and parks
Incapable indoor or outdoor place
On street
Operating the car after completely assembled
Avoid changing the running direction frequently or
abruptly.
Make sure all the screws and screw locknuts
are tightened.
Never run your car at a wet place or when raining.

183603
183604
183604
183603
183604
183602
183604
180021
M3
φ7xφ3.1x0.6T
φ7.8xφ2
φ8.35xφ4.5x1.0T
φ6.8x6.3x6
Shock Absorber Assembly
03
183600
（Front sock absorber）
183601
（Rear sock absorber）
Filled shock
absorber oil
2
1

φ7.8x7
M5x30
M5x5
M4x12
φ2.5x16.8
Diff. Gear Assembly
Rear Section Assembly (One)
04
183101
960007
183103
183103
183215
183102
183102
183215
183106
960007 183101
183215
Apply proper quantities
lubricating oil
φ2.5x13.8
φ4x27
M3x10
M4x4
φ5.8x1.9
φ6.2xφ10x0.2T
φ22x0.9
φ4.1xφ8x0.3T
960007
960007
910016
183612
183138
183157
910139
183323
183129
183129
183130
180016 7.8mm

920003
180020
910102
910085
183172
910013
183150
183126 183227
183126
960007
183142 920006
Front Section Assembly (Two)
M4
M3x10
M4x62
M4
M3x10
M4x37
M3x12
183172
183142
910013
920006
05
M3
M3x20
M3x22
M3x10
M3x10
M5x10
M4x10
M4x12
φ2.3x0.5T
φ3x0.5T
φ3x40
φ4x68
183145
910089
183148
910200
183131
183189
183189
183132
183131
183133
930005
910013
910090
183611
183169
910138
183189

183605
183605
183616
960005
960005
183605
910139
183609
183135
183172
910013 183140
183605
183142
183142
920006
910013
920006
Rear Section Assembly (One)
M5x5
2.5x16.8
φ
183101
960007
183103 183215
183102
183215
183102
910058
183615
960007
183101
φ7.8x9
φ7.8x10.5
Apply proper quantities
lubricating oil
M5x5
M4
M3x10
M4x37
M4x62
06
183153
960007
910139
183157
180018
183136
183137
183136
180017 15.6mm
φ2.5x13.8
φ4x27
M3x10
M4x4
φ5.8x1.9
φ6.2xφ10x0.2T
φ22x0.9
φ4.1xφ8x0.3T

Rear Section Assembly (Two)
183145
183610
910013
910090
910013
183143
M3x12
M4x22
M4x12
M3x10 910091
180020
920003
910147
930005
183133
910085
183213
183134
183189
183155
910102
M5x10
φ2.3x0.5
φ3x0.5
M3
M3x16
φ6x13
M3x22
M3x40
φ4x68
M3
M3x16
910014
910138 183189
183169
183135
910147 910147
183607
920003
07

183105
960007
183103
183215
183102
183215
183217
910013
960007 183105
910015
183112
183111 183111
183110 183608
183113
183114
183113
183620
183608
910058
910130 183114
183139
180019
183124
960008
183122
183121
960008
960008
183124 183121
183123
920003
183125
180019
910147
M3
M3x16
φ6.8x9
φ12.2xφ1.8x20
Center Diff. Gear Assembly
Center Diff. Mount Assembly
Bumper Section Assembly
08
Apply proper quantities
lubricating oil M4x4
φ5.8x1.9
φ6.2xφ10x0.2T
φ22x0.9
φ4.1xφ8x0.3T
φ2.5x13.8
φ4x27
M3x10
24.5 mm
M3x3
M3x10
M3x15
M3x40

Engine Mount Assembly
Fuel Tank Assembly Battery Case Assembly
Exhaust Pipe Elbow Bend Pipe Assembly
183292
180012
180013
180011
960001 180014
180025
183190
083121
910097
φ5x8x0.3T
M3x8
M3x10
M3x10
φ2.5x16.8
183621
163090
180006
183166
180004
180005
M4x4
910131
910131
183165
φ2.9x1.8
φ14.7x2.5
M3x6
M3x12
M3x27
301030
183606
301030
083071
910013
183606
183606
M3x10
183606
09

920003 920003
183614
183614
183613
910065 910197 910197
910200
183144
183116
183117
183116
183116
183117
183117
301020
183116
301360
910147
183118
180019
M3x10
M3x8
Slide Plate,Bumper Mount and Chassis Assembly
M3
M3x16
M3x8
M3
M4x10
ISO3x16
TPF3x8
Throttle Servo Assembly Turnning Servo Assembly
Servo System Assembly
10
M3x3
M3x8
M3x10
M3x16
910293
910058
183618
183120

910147 910013
910089
(ISO4x12)
910147
183127
910067
(M4x17)
920003 910067
910049
(ISO3x45)
920003
(M3)
910065
M5x5
M4x10
910139
183619
183619
F/R Section and Chassis Plate
Center Diff. Mount Chassis Plate
11
M4x16
M3x16
M3x45
M3
M4x10
M3x10

910058 M3x10
TPF3x10
183190
M5x10
M4x10
910065
Fuel Tank and Chassis Plate
Engine Mount and Chassis Plate
Exhaust System and Positioning Assembly
12

180022
180022
910058
M3x10
TPB3x10
M3
M3x10
TPB3x10
M3x16
910058
Oil Pipe Assembly
Battery Case and Chassis Plate Assembly
Servo System and Chassis Assembly
910058 910147
920003
13

183277
183273
183291
M17
180023
180023
Wheels Assembly
Car Body Assembly
183407
183158
14

15
083430(SMT)Parts List (1)
3*10 x4 pcs 3*10 x4 pcs
3*10 x4 pcs
183215-Diff. bevel gear set
x1 set
183101-Diff. out driver x2 pcs 183102-Diff. shaft set x1 set 183103-Diff. shaft case - x1 set
183217-Center diff. gear set
x1 set
183105-Brake cup x2 set 183106-Gear set x1 set 183609-Bevel cup x2 set
183608-Center diff.holder
x1 set
183615-43T Rear diff.gear
x1 pc
183110-Brake disc x2 pcs 183111-Brake splint x4 set
183112-Brake pad x4 pcs 183113-Brake rod x2 pcs 183114-Brake axle set x1 set 183618-Upper plate x1 set
183116-Throttle sliding block
set x1 set
183117-Throttle pulling rod set
x1 set
183118-Servo pulling rod x1 pc 183606-Receiver case set
x1 set
183120-Transponder holder
x1 set
183121-Steering column set
x1 set
183122-Steering steel column
set x2 set
183123-Steering rack screw
set x2 set
M4*4 x1 pc
M5*5 x1 pc
M3*3 x2 pcs
M4*10 x1 pc
183124-Servo saver column
set x1 set
183125-Steering draglink x1 pc 183126- Front dif. box x1 set 183127-Front bumper x1 pc

16
083430(SMT)Parts List (2)
183612-C-hub x1 set 183129-Front upper mount
x2 set
183131-Susp. arm shaft
φ3*40 x2 pcs
183134-Rear lower susp. arm
x2 pcs
183135-Rear hub carries set
x1 set
183136-Rear ball rod ball head
x2 set
183138-Stering knuckles x1 set 183139-Steering connecting
rod set x2 set
183140-Rear toe in plate-3
x1 pc
183141-Rear toe in plate-2
x1 pc
183142-Clip slice set x1 set 183143-Roll cage mount x1 set 183144-Splash guard x1 set
183145-F/R car body mount
x1 set
183614-F/R stand bar x1 set 183607-Wing mount x1 set 183148-Front upper holding
plate x1 pc
183130- The rod steering
M5*30 x2 pcs
183137- The rod steering
M5*50 x2 pcs
183132-Front low susp. arm
x2 pcs
x4 pcs
M4*12 x4 pcs
3*12 x6 pcs
183150-Front splint x1 pc 183153-Rear axle outdriver
x2 set
183155-F/R dogbone x4 set
183157-Hex connetor x4 set 183158-Hex screw cap x4 pcs 183165-Fuel tank mount x1 set 183166-Exhaust pipe fixing set
x1 set
083121-Spring washerφ3
x1 set
M4*10 x1 pc
M4*4 x1 pc

17
083430(SMT)Parts List (3)
M4*62 x2 pcs
M4*37 x2 pcs
183611-Front shock tower x1 pc183610-Rear shock tower x1 pc
183323-Front universal
transmission shaft x2 set
183619-Center F/R driver shaft
x1 set
183613-Chassis plate x1 pc
183601-Rear shock absorber
x2 set
183601-Front shock absorber
x2 set
183604-Shock absorber
maintain package x1 set
183603-Shock absorber
cylinder x2 set
183602-Shock absorber spring
x2 set
183169-Screw shaftφ3*18
x4 pcs
183190-Engine holder set
x1 set
183213-Shaft susp. x2 pcs183172-Diff.case screw x1 set
183407-car body / x1 pc
183273-Rim x2 pcs
ISO 5*10 x4 pcs
x4 x4
183291-Wheel set x2 set 183277-Wheel mount x2 pcs 180004-Slica gel connecting
pipe x1 set
180005-Exhaust elbow set
x1 set
180006-Exhaust pipe set x1 set 183292-Air fitler unit x1 set 183621-Air fitler sponge
180012-Clutch friction clip
x3 pcs
180013-Clutch spring x3 pcs 180014-Engine lock nut x1 pc 180016-Ball end 7.8*7 x2 pcs
180011-Clutch ball set x1 set
M3*8 x1 pc
M4*4 x1 pc

18
083430(SMT)Parts List (4)
163090-Engine x1 pc
180025-Engine fly wheel set
180017-Ball end 7.8*9 x2 pcs 180018-Ball end 7.8*10.5
x2 pcs
180019-Ball end 6.8*9 x6 pcs 180020-Ball end 6*13 x4 pcs
180021-Ball end 6.8*6.3*6
x4 pcs
180022-Oil pipe x1 set 180023-Body pin x4 pcs
910013-Philips head screw
TPB 3*10 x6 pcs
910014-Philips head screw
TPB 3*12 x6 pcs
910015-Philips head screw
3*15 7MM x6 pcs
910065-P hilips head screw
M4*10 x6 pcs
910067-P hilips head screw
TPF 4*16 x6 pcs
910085-P hilips head screw
3*22 15MM x6 pcs
910086-P hilips head screw
3*27 4MM x6 pcs
910049-P hilips head screw
ISO 3*45 x6 pcs
910089-P hilips head screw
ISO 4*10 x6 pcs
910090-P hilips head screw
TPB 4*12 x6 pcs
910091-P hilips head screw
TPB 4*22 x6 pcs
910058 -P hilips head screw
TPF 3*10 x6 pcs
910017-P hilips head screw
ISO 3*10 x6 pcs
910016-P hilips head screw
ISO 4*12 x6 pcs
910043-P hilips head screw
TT 3*10 x6 pcs
910096-Inner hex column head
screw IS00 M3*8 x6 pcs
910097-Inner hex column head
screw IS00 M3*10 x6 pcs
910102-Inner hex column head
screw IS00 M3*22 x6 pcs
910041-Philips head screw
TT 3*6 x6 pcs

19
083430(SMT)Parts List (5)
960001-Rolling bearing 10*5*4
x4 pcs
960005-Rolling bearing 12*6*4
x6 pcs
960007-Rolling bearing 8*16*5
x6 pcs
960008- Oiling bearing 6*10*3
x4 pcs
183605- Rear Diff. box set
x1 set
183616-13T Rear Diff. gear
x1 set
183189-E-clip φ2.3*0.5T
x6 pcs
183620-Philips head screw
3*4 x4 pcs
301030-Receiver swicth 1 pcs
083071-antenna pipe 1pcs 183133-susp. arm axle φ4*68
x2 pcs
930005- E-clip φ3 x6 pcs
920006-Lock nut M4 x6 pcs920003-Lock nut M3 x6 pcs920001-Lock nut M2.5 x6 pcs
910293-Philips head screw
M3*8*6 x6 pcs