Setting guide, Setting throttle linkage – OFNA Racing LD3 Pro User Manual

Page 31

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* ADJUSTING THROTTLE LINKAGE BEFORE START THE ENGINE

SETTING THROTTLE LINKAGE

IN IDLE POSITION

IN IDLE POSITION

IN FULL THROTTLE POSITION

IN FULL THROTTLE POSITION

1. Turn on your transmitter at first and then the car's electronics (Set the transmitter trim-level in center).
Adjust the alum. stopper A to made the carburetor in idle position. Adjust the alum. stopper B to
leave 2mm space between alum. stopper and brake level.
2. Pull the full throttle trigger. The carburetor should be almost full open.
3. Apply the brake with your transmitter trigger, your carburetor should in idle position. The spring
between the alum. stopper and ball end should be compressed.

A

B

B

* Carburetor at idle
position.

* Carburetor at idle
position.

* Carburetor at full
throttle position.

* Carburetor at full
throttle position.

2mm space

2mm space

IN BRAKE POSITION

IN BRAKE POSITION

* Carburetor at idle
position.

* Carburetor at idle
position.

* The spring should be
compressed.

* The spring should be
compressed.

FOR SLIDER CARBURETOR

FOR ROTARY CARBURETOR

Brake Level

Brake Level

Notes:

1) Always check and change radio batteries when low. Running your car with low batteries
will greatly shorten the radio range. Loss of radio control will damage your car and is not
covered under warranty.

2) Check linkage operation for steering and throttle before starting your car. The directional
servo switches on radio may be in the wrong position and must be checked and set for
proper operation.

3) Battery problems are the biggest cause of car damage, always check radio operation when
running. If you feel the radio is not working correctly, shut down engine immediately and
check it out!

(FRONT)

(REAR)

+

+

+

+

-

-

-

-

SETTING GUIDE

FRONT AND REAR
TOE- IN AND TOE- OUT SETTING

FRONT AND REAR CAMBER ANGLE SETTING

Note: Place the model car on a flat surface . Raise the chassis to it's
maximum clearance before the wheels leave the ground.
Adjust length of the front and rear lower ball so that the wheels
are at right angles to the ground.

Adjust the length of front steering rod to change the
toe angle.

Making the steering rod longer will make the front tires toe-in.
Response will be slower and will over steer.
Making the steering rod shorter will make the front tires toe-out.
Response will be quicker and will under steer.

We recommended adjust the front toe-out in 1.5 degree.

Adjust the length of the rear hub (8mm ball) to change
the toe angle.
Making the 8mm ball longer will make the rear tires toe-in.
Response will be under steer.
Making the 8mm ball shorter will make the rear tires toe-out.
Response will be over steer.

We recommended adjust the rear toe-in is 2 degree.

The front camber adjustment can be made by moving the 8mm
steering ball at the front upper arms on knuckles, clockwise or
counter-clockwise.
We suggest using 1.5 degree of negative camber for the rear.

Rear
Toe-In

Rear
Toe-In

* Use 2.5mm hex wrench
to adjust upper arm ball
in front.

Adjust the length of the turnbuckle on
can be change the rear camber.
We suggest using 2 degree of negative camber for the rear.

the rear upper arms

Turnbuckle

Toe-Out

Toe-Out

Toe-In

Neutral Position

* Use a 2.5mm allen wrench to adjust toe-in for front and rear.

2.5mm Allen
Wrench

Front
Steering Rod

Positive

Positive

Positive

Positive

Negative

Negative

Negative

Negative

* Use a tool to adjust the
length of

rear upper arms .

the turnbuckle

on the

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