Introduction
This manual provides essential information for the safe and effective operation of your Horizon Hobby 4 Channel 2.4Ghz Surface Transmitter, model HRZ00014. Please read this manual thoroughly before use to ensure proper setup, operation, and maintenance.
Safety Information
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. 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 incompatible components or alter this product in any way outside of the instructions provided by Horizon Hobby, LLC. The product 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.
What's in the Box
- 4 Channel 2.4Ghz Surface Transmitter
Product Overview

Front-side view of the Horizon Hobby 4 Channel 2.4Ghz Surface Transmitter.

Side view of the transmitter, showing the ergonomic grip.

Back view displaying regulatory markings and model number HRZ00014.

Top view of the transmitter with the protective cover open, revealing adjustment dials.

Close-up of the control panel, showing trim adjustments for steering and throttle, along with direction switches.

Close-up of the textured steering wheel for precise control.
Setup Instructions
- Power On: Turn on the transmitter by sliding the power switch to the 'ON' position.
- Binding: Bind the transmitter with your vehicle's receiver by following the manufacturer's instructions for your specific vehicle model. This typically involves placing the receiver into bind mode and then activating the bind function on the transmitter.
- Battery Installation: The transmitter requires 1 Nonstandard Battery. Ensure batteries are installed correctly according to polarity markings.
- Language Setting (if applicable): If your transmitter display is not in English, refer to the video below for instructions on how to change the language setting.
Video: Language Setting from Chinese to English. This video demonstrates how to navigate the transmitter's menu to change the display language from Chinese to English, ensuring easier setup and operation.
Video: 4CH RC Transmitter with Receiver Connection. This video illustrates the connection schematic for a 4-channel RC transmitter and receiver, including how to pair the transmitter with the receiver for initial setup.
Operating Instructions
- Basic Control: Use the steering wheel for directional control and the trigger for throttle (forward/reverse).
- Trim Adjustments: Utilize the trim dials located under the protective cover to fine-tune steering and throttle neutral positions.
- Channel Settings: The transmitter supports 4 channels. Channels 3 and 4 can be configured for auxiliary functions (e.g., lights, winches) using the switches or dials.
- Mixed Mode: For advanced control scenarios, the transmitter supports mixed mode settings. Refer to the dedicated videos for detailed instructions on configuring mixed modes.
Video: Mixed Mode Setting. This video demonstrates how to activate and configure mixed mode settings on the transmitter, allowing for combined control of multiple channels.
Video: Dumborc X6PM-350 Transmitter CH1&CH2 Mixed Mode Setting. This video provides a detailed guide on setting up CH1 and CH2 mixed mode on a DUMBORC X6PM-350 transmitter, which may be applicable to similar 4-channel systems.
Video: 6-Channel Transmitter with X6DCG Light System Receiver. This video demonstrates the operation of a 6-channel transmitter with an X6DCG light system receiver, showing how to control various lighting functions.
Maintenance
- Keep the transmitter clean and free from dust and debris.
- Store the transmitter in a dry, cool place away from direct sunlight and extreme temperatures.
- Remove batteries if the transmitter will not be used for an extended period to prevent leakage.
- Regularly check all switches and controls for proper function.
Troubleshooting
- No Power: Ensure batteries are correctly installed and charged. Check the power switch.
- Loss of Signal/Binding Issues: Re-bind the transmitter to the receiver following the setup instructions. Ensure no interference sources are nearby.
- Motor Not Responding or Slow: If the remote control successfully pairs with the receiver but the electronic speed controller (ESC) cannot be properly paired, or the motor does not respond or moves slowly when you pull the throttle stick, please adjust the TH D/R to the maximum value.
- No Steering Response: If there is no response when steering, please adjust the ST D/R to the maximum value.
Video: Transmitter Review and Features. This video provides a general overview of a similar transmitter, highlighting features like battery compartment, channel controls, and recharge port, which can be useful for troubleshooting.
Video: DUMBORC Radio Transmitter Settings Mode. This video demonstrates how to enter the settings mode and adjust 3-4 channel positive/negative settings on a DUMBORC radio transmitter, which can help resolve control issues.
Specifications
- Product Dimensions: 8.1 x 6.5 x 4.3 inches
- Item Weight: 12.3 ounces
- Item Model Number: HRZ00014
- Manufacturer: Horizon Hobby
- Batteries: 1 Nonstandard Battery required
- Recommended Age: 14 months and up
- Release Date: December 2, 2021
Warranty and Support
For warranty claims or technical support, please contact Horizon Hobby directly. Refer to the official Horizon Hobby website for the most up-to-date contact information and warranty policies. Keep your proof of purchase for any warranty-related inquiries.





