ECX Brushed 1:10 RC model car Electric Truggy ECX03021 Data Sheet

®

All instructions, warranties and other collateral documents are subject to change at the sole discretion of Horizon Hobby, Inc. For 
up-to-date product literature, visit http://www.horizonhobby.com and click on the support tab for this product.

As the user of this product, you are solely responsible for operat-
ing in a manner that does not endanger yourself and others or 
result in damage to the product or property of others. 
This model is controlled by a radio signal subject to interference 
from many sources outside your control. This interference can 
cause momentary loss of control, so it is advisable to always 
keep a safe distance in all directions around your model as this 
margin will help avoid collisions or injury.
•  Never operate your model with low transmitter batteries.
•  Always operate your model in open spaces away from

full-size vehicles, traffic and people.

•  Never operate the model in the street or in populated areas 

for any reason.

•  Carefully follow the directions and warnings for this and any 

optional support equipment (chargers, rechargeable battery 
packs, etc.) you use.

•  Keep all chemicals, small parts and anything electrical out of 

the reach of children.

•  Never lick or place any portion of the model in your mouth as 

it could cause serious injury or even death.

•  Exercise caution when using tools and sharp instruments.
•  Take care during maintenance as some parts may have sharp 

edges.

•  Immediately after using your model, do NOT touch equipment 

such as the motor, electronic speed control and battery, 
because they generate high temperatures. You may burn 
yourself seriously touching them.

•  Do not put fingers or any objects inside rotating and moving 

parts, as this may cause damage or serious injury.

•  Always turn on your transmitter before you turn on the 

receiver in the car. Always turn off the receiver before turning 
your transmitter off.

•  Keep the wheels of the model off the ground when checking 

the operation of the radio equipment.

WARNING: Read the ENTIRE instruction manual to become familiar with the features of the product before operating. 
Failure to operate the product correctly can result in damage to the product, personal property and cause serious injury. 

This is a sophisticated hobby product and NOT a toy. It must be operated with caution and common sense and requires some basic 
mechanical ability.  Failure to operate this Product in a safe and responsible manner could result in injury or damage to the product 
or other property. This product is not intended for use by children without direct adult supervision. Do not use with incompat-
ible components or alter this product in any way outside of the instructions provided by Horizon Hobby, Inc. This manual contains 
instructions for safety, operation and maintenance. It is essential to read and follow all the instructions and warnings in the manual, 
prior to assembly, setup or use, in order to operate correctly and avoid damage or serious injury.

The following terms are used throughout the product literature to indicate various levels of potential harm when operating this product:
NOTICE: Procedures, which if not properly followed, create a possibility of physical property damage AND little or no possibility of injury.
CAUTION: Procedures, which if not properly followed, create the probability of physical property damage AND a possibility
of serious injury.
WARNING: Procedures, which if not properly followed, create the probability of property damage, collateral damage, and serious
injury OR create a high probability of superfi cial injury.

Safety Precautions and Warnings ....................................2

Charging the Vehicle Battery ............................................4

Initial Charge .....................................................................4

Charging Warnings ...........................................................4

Installing Transmitter Batteries ........................................5

Transmitter Battery Safety Precautions ............................5

Removing the Vehicle Body ..............................................5

Installing the Battery in the Vehicle .................................5

Transmitter controls ..........................................................6

RF Mode ............................................................................6

Getting Started..................................................................7

Installing the Vehicle Body ...............................................7

Setting the Gear Mesh......................................................9 

Electronic Speed Control (ESC) .........................................9 

Electrical Layout ................................................................9

Shock Cleaning..................................................................10

Fasteners ...........................................................................10

Binding ..............................................................................11

Troubleshooting Guide ......................................................11

Contact Information ..........................................................12
FCC Information..............................................................13
IC Information .................................................................13

Parts Lists ..........................................................................54