Ofna Racing DM-ONE-SPEC e User manual

1.Before Starting
2.While Operating
•If you are under 18 please read manual (with a parent, guardian or a responsible adult if necessary).
•Any running area you choose must be dry. Do not run car near any water or wet dirt.
•Do not run on public streets. It is very easy to have the car run over or be damaged by hitting the curb.
•Do not operate the car in tight confined space. The car is very fast and will easily hit something.
•Do not run near people or animals. The car is very fast and could easily hit someone if you are not an
expert driver.
•Do not operate the car at night. You will not be able to drive it safely.
3.Before Operating
•Make sure that all screws and nuts are properly tightened.
•Radio-Check battery life before running the car. If the radio does not have full control of the car with
steering and/or throttle/brake, do not run until corrected. Failure to correct this will result in possible
injury and damage to the car or property.
•Please confirm the neutral throttle trigger position.
4.Check Your Car After Running
•Turn OFF receiver first, then turn OFF transmitter. This will prevent the car from losing control.
•After running radio controlled car , it is necessary to perform routine maintenance.
5.Battery Safety
IMPORTANT-READ THIS BEFORE RUNNING
•Please be careful when handling the battery. It will be hot after running. If the wire is frayed, a short
circuit can cause a fire.

TOOLS NOT INCLUDED IN THE KIT
Cutter
Curved Scissors
Craft Knife Precision Caliper
Needle Nosed Pliers
Equipment Needed
OVERVIEW
Components
Transmitter
Parts Bag
Receiver
Radio Control Car
UM-3 Batteries
( 8pcs )
Body Reamer
Instant Cemment
Screw Cement
CA
Screw Cement
GEAR
GREASE
Gear Grease
7.4V L i-Po Battery(Hard Case)
L Battery Chargeri-Po
Servo
Brushless Motor
Brushless Electric
Speed Controller

40533
FRONT AND REAR GEAR BOX
40538
DIFF. CASE
40040
CENTER DIFF. MOUNT PLASTIC PARTS
40721
FRONT BUMPER
31304
REAR UPRIGHT
40643
SHOCK PLASTIC
Parts for
Not Use
PLASTIC PARTS FOR USE
4071940719
ARM HOLDER
40537
REAR UPPER ARM
30663
VELCRO BATTERY STRAPS

40720
SIDE IMPACT BUMPER AND BODY POST
40539
SERVO SAVER
SYMBOL USED THROUGHOUT THE INSTRUCTION MANUAL
Ensure
Free
Movement
Ensure Free
Movement
Apply
Grease
Apply Grease
Oil
Tighten
Tighten
Do Not
Over Tighten
Rotate
Direction Rotate
Direction
Contact
Adhesive
Contact Adhesive
Screw
Cement
BAG
1:1
Parts Bag Used Degrease With
Motor Spray
Do Not
Over Tighten
Clockwise
Rotation
Anti-clockwise
Rotation
True-To-Scale
Apply OilApply Screw
Cement
40717
FRONT AND REAR LOWER ARM
40718
FRONT KNUCKLE ARM
40716
FRONT UPPER ARM
PLASTIC PARTS FOR USE
30662
BATTERY CASE

1
ASSEMBLY OF THE FRONT SHOCKS
2ASSEMBLY OF THE REAR SHOCKS
•Assemble 2 seets for front Step 1 Step 2 Step 3 Step 4
1.Pull down piston and pour
oil into shock cylinder.
2.To remove air bubbles by
slowly moving piston up
and down.
3.Pull down piston, attach
pressure top and shock oil
overflow with tissue paper.
020 30 4010
Fill the shocks with oil #80wt.
Step 5 Step 6
•Fit the o-ring into groove
before assembly.
40633
40640
40636
Oil
40090
40090
40090
2mm
40090
40090
1mm
40634
40737
40736
2.6x5mm
40060
40638
2.6x5mm
30403
40643(Short)
CORRECT SHOCK ASSEMBLY
Carefully screw the shock
shaft into the bottom of the
plastic ball and until the
distance between the ball
end and the shock is 14mm.
Do not over tighten
as the plastic will strip.
Oil
•Be careful not to damage shock shaft.
Tighten
40643
40640
020 30 4010
40633
40640
40090
40090
40090
2mm
40090
40090
1mm
40634
40632
Step 3
2.6x5mm
40638
2.6x5mm
30403
40643(Short)
40054
40643
40090
2mm Washer
40090
1mm Washer
40090
3.5mm O-Ring
40090
7mm R-Ring
Step 6
40060
40751
.....x4
.....x2
.....x2
.....x2
Step 2
*Assemble 2 seets for rear Step 1
40090
2mm Washer
40090
1mm Washer
40090
3.5mm O-Ring
40090
7mm R-Ring
.....x4
.....x2
.....x2
.....x2
Oil
OK
14mm
1.Pull down piston and pour
oil into shock cylinder.
2.To remove air bubbles by
slowly moving piston up
and down.
3.Pull down piston, attach
pressure top and shock oil
overflow with tissue paper.
Oil
•Fit the o-ring into groove
before assembly.
40636
Step 4
Fill the shocks with oil
#60wt.
•Be careful not to damage shock shaft.
Step 5
Tighten
CORRECT SHOCK ASSEMBLY
Carefully screw the shock
shaft into the bottom of the
plastic ball and until the
distance between the ball
end and the shock is 32mm
Do not over tighten
as the plastic will strip.
OK
32mm

Step 1 Step 2
ASSEMBLY OF THE FRONT AND REAR DIFF.
3
36053
40514
4x4mm
40538
40009
40513
40517(43T)
40009
40513
36053
8x16mm
Ball Bearing
94034
4x4mm
Set Screw
40010
2.5x13.8mm Pin .....x4
.....x4
.....x4
.....x2
40009
P6 O-Ring
40514
36053
40010
4
.....x16
30776
4x10mm
Washer
30773
4mm
Cross Pin .....x4
ASSEMBLY OF THE FRONT AND REAR DIFF.
Diff. Oil
40011
3x12mm
30773
40024
13x16x0.2mm
Shim .....x8
36053
8x16mm Ball Bearing
.....x4
5ASSEMBLY OF THE FRONT AND REAR GEAR CASE
5x4mm
40519
40533
40024
36053
4x35mm
40024
40516(13T)
36053 4x15mm
40533
40010
•Put the Diff. Oil #100000 for front
and the #5000 for Rear
•Fill the Diff. case to approx. 80%
with the Diff. Oil
40513
30776
Step 1 Step 2
Step 1 Step 2
94020
3x12mm
Flat Head
Hex Screw
.....x8
94015
4x35mm
Hex Screw
.....x4
94011
4x15mm
Hex Screw
.....x4
Tight the diff screws in this order.
1
4
3
2
Srw
ce
Ce n
me t
Oil
Oil
Tighten
Apply
Grease
Builds two differentials for front and rear.
Builds two differentials for front and rear.
Builds two gear case for front and rear.
•Adjust the backlash with the shims.
3x12mm

ASSEMBLY OF THE SERVO SAVER
40719
7
ASSEMBLY OF THE SERVO SAVER
8
.....x5
94041
3mm
Nylon Nut
40539
6x10mm
Plastic Bearing .....x4 40511
3x10mm
40745
40539
ASSEMBLY OF THE SERVO SAVER
40563
40539
40034
40500(Black)
6
40539
4x8mm
Plastic Flange
Bushing
40037
Steering Plat
Hex Screw .....x2
.....x2
40024
13x16x0.2mm
Shim .....x2
40539
40024
40037
40746
40539
40539
• Notice the direction of the servo saver connecting plate.
40719
.....x2
.....x2
40531
Shock Ball
End Post
40531
3x25mm
40719
4x12mm
.....x5
Step 1 Step 2
Step 1 Step 2
3mm
94003
3x10mm
Hex Screw
90018
3x25mm
Cap Screw
94026
4x12mm
Flat Head
Hex Screw
.....x2
•Tighten the steering plate hex screw
all way down and then back it off 1/2
turn.
Ensure
Free
Movement
*Set the left and right hand side upper arm
adjuster in the same direction.
Left Right
Oil
Rotate
Direction
Srw
ce
emnC e t
Sc er w
Cem nt
e
reSc w
Cmnte e
ScrewC en
em t
40539
40539
3mm
40539
40539

ASSEMBLY OF THE STEERING TIE-ROD
9
Step 1
10
Approx. 29.30 mm
1:1
Front
40533
Front Plate Bed
.....x4
40038
7mm Ball
.....x2
36700
36700
40038
40038
3x15mm
4x10mm
40548
36790
.....x2
40548
3mm
Nylon Nut
(Thin Type)
.....x2
40126
3x6mm
Flange Washer
40126
ASSEMBLY OF THE SERVO SAVER AND FRONT UPPER ARMS
.....x2
40525
3x48.1mm
Arm Shaft
40719
3x12mm
4x12mm
40716
(1mm and 3mm)
40716
(2mm)
40719
Step 2
40525
40525
94020
3x12mm
Flat Head
Hex Screw
.....x2
94026
4x12mm
Flat Head
Hex Screw
.....x4
94009
4x10mm
Hex Screw
.....x2
*Insert the upper arm adjust
into shock stay.
40716
Step 1
Assemble both right and left side.
Step 2
•Set the left and right hand side upper arms
adjuster in the same direction.
Left Right
reSc w
Cement
94021
3x15mm
Flat Head
Hex Screw