Introduction
This instruction manual provides comprehensive guidance for the installation, programming, and operation of your CARMATOR garage door opener remote control. Please read these instructions carefully before use to ensure proper function and safety.
Compatibility
This remote control is designed to work exclusively with garage door openers featuring a RED or ORANGE learn button. It is compatible with LiftMaster, Chamberlain, and Craftsman garage door openers manufactured between 1997 and 2005, operating on a 390 MHz Security+ frequency.
Important: Verify the color of your garage door opener's learn button before proceeding. The learn button is typically located on the motor unit of your garage door opener.

This image illustrates the remote control and specifies compatibility with garage door openers that have a red or orange learn button, including various LiftMaster, Chamberlain, and Craftsman models.
Package Contents
- 1 x CARMATOR Garage Door Opener Remote Control
- 1 x Battery (pre-installed in the remote control)
- 1 x Visor Clip
- 1 x Instruction Manual (this document)
Setup and Programming
Follow these steps to program your new CARMATOR remote control to your garage door opener. You may need a ladder to reach the motor unit.
Step-by-Step Programming:
Locate the Learn Button: Find the Smart/Learn button on your garage door opener's motor unit. This button will be either red or orange.

This diagram illustrates the location of the learn button on the garage door opener motor unit, emphasizing the need for a ladder to access it.
Activate Learn Mode: Press and immediately release the learn button on the motor unit. The learn indicator light will glow steadily for 30 seconds. You must complete the next step within this 30-second window.
Program the Remote: Press and hold the button on your new CARMATOR hand-held remote control that you wish to use. Release the button when the motor unit light blinks or you hear two clicks. If the light bulb is not installed, listen for the clicks.

This diagram visually guides the user through pressing the learn button on the motor unit and then pressing the desired button on the remote until the motor unit light responds.
Video Guide:
This video provides a visual demonstration of the programming steps for the garage door opener remote control.
To Erase All Codes From Motor Unit Memory:
To deactivate any unwanted remote controls or keyless entries, first erase all existing codes. Press and hold the "learn" button on the motor unit until the learn indicator light goes out (approximately 6 seconds). All previously programmed codes are now erased. You will then need to reprogram each remote or keyless entry you wish to use.
Operating Instructions
Once programmed, your CARMATOR remote control can operate your garage door. The remote features three buttons for comprehensive control.
Standard Operation:
- Press the programmed button once to open or close the garage door.
- Press the programmed button again while the door is in motion to stop its movement.
Open/Close/Stop Operation (Advanced Programming):
The remote can be programmed to operate one door using all three buttons for distinct functions:
- The large button will only open the door.
- The middle button will close the door.
- The third button will stop the door's movement.
To set up this feature:
- With the door closed, press and hold the large remote push button.
- Press and hold the Lock button on the door control.
- Press and hold the door control push bar.
When the opener lights flash, release all buttons. Test by pressing the large (Open) button on the remote. The door should open. Press it again while the door is open, and nothing should happen. Press the middle (Close) button while the door is moving, and it should close. Press the third (Stop) button, and the door should stop immediately.

This image explains how to program the remote for dedicated open, close, and stop functions using its three buttons.

This image shows the remote control being held, with a garage door in the background, illustrating its practical application.

This image displays the remote control attached to a car's sun visor, highlighting its portability and ease of access while driving.
Maintenance
Battery Replacement:
The remote control comes with a pre-installed lithium battery. If the remote's range decreases or it stops responding, the battery may need replacement. To replace the battery:
- Carefully open the remote control casing.
- Remove the old battery.
- Insert a new CR2032 lithium battery, ensuring correct polarity (+/-).
- Close the remote control casing securely.
Dispose of old batteries according to local regulations.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote does not work after programming. | Incorrect learn button color on opener; programming error; dead battery. |
|
| Remote range is poor. | Weak battery; interference; antenna issue on opener. |
|
| Garage door opens/closes unexpectedly. | Stuck button; interference; another remote programmed. |
|
Specifications
- Model Number: 139.53681B (950CB)
- Frequency: 390 MHz (Security+)
- Compatibility: LiftMaster, Chamberlain, Craftsman garage door openers with Red or Orange Learn Button (1997-2005 models)
- Dimensions: 3.1 x 1.5 x 0.4 inches (approximately 80mm x 47mm x 17mm)
- Weight: 1.44 ounces
- Battery Type: Lithium (CR2032)
- Special Feature: Ergonomic design

This image provides a visual representation of the remote control's dimensions, indicating its length, width, and thickness.
Warranty
CARMATOR products are manufactured to high-quality standards. This product is covered by a standard manufacturer's warranty against defects in materials and workmanship. Please retain your proof of purchase for warranty claims. For specific warranty details, please contact customer support.
Support
If you encounter any issues or have questions regarding your CARMATOR garage door opener remote control, please contact our customer support team for assistance.
Customer Support: [Insert Customer Support Contact Information Here, e.g., Website, Email, Phone Number]