GoolRC TG-3

Contents

GoolRC TG-3 2.4G 3CH RC Car Boat Receiver

Instruction Manual

1. Introduction

This manual provides essential information for the proper setup, operation, and maintenance of your GoolRC TG-3 2.4G 3-channel receiver. This receiver is specifically designed for remote control cars and boats and is compatible with the GoolRC TG3 and AUSTAR AX5S transmitters. It features high receiving sensitivity, super active and passive anti-jamming capabilities, very low power consumption, and stable performance.

GoolRC TG-3 receiver with bind plug and a GoolRC transmitter for context
Figure 1: GoolRC TG-3 Receiver and compatible transmitter (transmitter not included).

2. Features

  • High receiving sensitivity for reliable control.
  • Easy to use and convenient for installation in various RC models.
  • Super active and passive anti-jamming capabilities ensure stable signal reception.
  • Very low power consumption, extending battery life for your RC model.
  • Stable performance for consistent and responsive control.
  • Specifically designed for compatibility with GoolRC TG3 and AUSTAR AX5S transmitters.
GoolRC TG-3 receiver with bind plug, transmitter, and example RC car/boat, highlighting key features
Figure 2: Receiver features and application examples.

3. Specifications

Attribute Value
Brand GoolRC
Model Name TG-3
Color Black
Material Plastic
Channels 3
Model Type RC Car / Boat Receiver
Frequency 2.4GHz
Power Input 4.0-6.5V DC
Antenna Length 2.6 cm
Item Size (L x W x H) 30 x 18 x 13 mm (1.2 x 0.7 x 0.5 in)
Item Weight 5 g
Compatible Transmitters GoolRC TG3, AUSTAR AX5S
Diagram showing the dimensions of the GoolRC TG-3 receiver
Figure 3: Receiver dimensions.

4. Setup and Binding

Before operating your RC model, the receiver must be properly bound to your compatible transmitter (GoolRC TG3 or AUSTAR AX5S).

Binding Procedure:

  1. Ensure your transmitter is turned OFF.
  2. Connect the bind plug (included with the receiver) to the 'BIND/CH1' port on the receiver.
  3. Connect the receiver to a power source (e.g., ESC with BEC, or a separate receiver battery) ensuring the voltage is within the specified range (4.0-6.5V DC). The receiver's LED should start flashing rapidly, indicating it is in binding mode.
  4. Turn ON your compatible GoolRC TG3 or AUSTAR AX5S transmitter while holding down its bind button (refer to your transmitter's manual for exact location and procedure).
  5. The receiver's LED should stop flashing and remain solid, indicating a successful bind.
  6. Release the bind button on the transmitter.
  7. Turn OFF the receiver's power, then remove the bind plug from the 'BIND/CH1' port.
  8. Turn OFF the transmitter.
  9. Reconnect the receiver to power and then turn on the transmitter. Test the controls to ensure proper functionality.

Important: Always remove the bind plug after successful binding. Leaving it connected can prevent normal operation.

5. Operating Instructions

Once the receiver is successfully bound to your transmitter, you can proceed with normal operation.

Connection and Power-Up:

  • Connect your Electronic Speed Controller (ESC) to Channel 2 (CH2) for throttle control.
  • Connect your steering servo to Channel 1 (CH1) (after binding, the bind port can be used for CH1 if needed, or a dedicated CH1 port if available).
  • Connect any additional servos or accessories to Channel 3 (CH3) as required by your model.
  • Ensure all connections are secure and correctly oriented (signal, positive, negative).
  • Always turn on your transmitter FIRST, then power on your RC model (receiver).
  • When finished, always power off your RC model (receiver) FIRST, then turn off your transmitter.

Range Check:

Before operating your model at a distance, perform a range check to ensure reliable communication between the transmitter and receiver. Walk a reasonable distance away from your model while observing its response to control inputs. If control is lost or erratic, do not operate the model and re-check your setup.

6. Maintenance

Proper maintenance will ensure the longevity and reliable performance of your receiver.

  • Keep Dry: Protect the receiver from moisture and water. If it gets wet, disconnect power immediately and allow it to dry completely before re-applying power.
  • Avoid Extreme Temperatures: Do not expose the receiver to extreme heat or cold, as this can damage internal components.
  • Cleanliness: Keep the receiver free from dirt, dust, and debris. Use a soft, dry brush or compressed air to gently clean it.
  • Antenna Care: Ensure the antenna wire is not cut, kinked, or damaged. Position the antenna away from metal objects and carbon fiber to maximize range.
  • Secure Mounting: Mount the receiver securely within your model using double-sided foam tape or similar methods to protect it from vibrations and impacts.

7. Troubleshooting

Problem Possible Cause Solution
Receiver LED not lighting up No power, incorrect polarity, damaged receiver. Check power source and connections. Ensure correct polarity. If still no power, receiver may be faulty.
Receiver LED flashing rapidly (not binding) Not in binding mode, bind plug not connected, transmitter not in bind mode. Ensure bind plug is correctly inserted into 'BIND/CH1'. Follow binding procedure carefully.
Receiver LED solid, but no control Servos/ESC not connected correctly, bind plug still inserted, transmitter not compatible. Check all servo/ESC connections. Ensure bind plug is removed. Confirm transmitter compatibility (GoolRC TG3 / AUSTAR AX5S).
Erratic control or short range Interference, damaged antenna, low transmitter/receiver battery. Perform a range check. Check antenna for damage and proper placement. Ensure batteries are fully charged. Avoid operating near strong electrical interference sources.

8. User Tips

  • Transmitter Compatibility: This receiver is specifically designed for GoolRC TG3 and AUSTAR AX5S transmitters. It may not be compatible with other brands or models. Always verify compatibility before attempting to bind.
  • Antenna Placement: For optimal range and signal strength, ensure the receiver's antenna is positioned as straight as possible and away from any carbon fiber or large metal components in your model.
  • Power Supply: Always use a stable power source within the specified voltage range (4.0-6.5V DC) to prevent damage to the receiver and ensure reliable operation.

9. Safety Information

  • This product is not a toy. It is intended for use with remote control models.
  • Always operate RC models responsibly and in a safe environment, away from people, animals, and property.
  • Ensure all connections are correct before applying power to avoid damage to components or injury.
  • Keep the receiver away from water, moisture, and corrosive substances.
  • Do not attempt to modify or disassemble the receiver, as this will void any potential warranty and may cause damage.
  • Dispose of electronic components responsibly according to local regulations.

⚠ WARNING: This product can expose you to chemicals including phthalates (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

10. Warranty and Support

For warranty information, technical support, or service inquiries, please contact your original point of purchase or the manufacturer directly. Keep your purchase receipt as proof of purchase.

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