What is Chamberlain Error Code 4-6? How to Fix Chamberlain Error Code 4-6?
by Vignesh L
Updated Jul 08, 2023
Chamberlain Group Wiki
Chamberlain Group (CGI) is a renowned company that acts as the parent organization for several well-known brands, including LiftMaster, Chamberlain, Merlin, and Grifco. Their expertise lies in the field of designing and engineering top-quality residential garage door openers, commercial door operators, and gate entry systems. CGI's commitment to innovation and excellence has made them a leading player in the industry.
In addition to their core brands, CGI also oversees Controlled Products Systems Group, which holds the distinction of being the largest wholesale distributor of perimeter access control equipment in the United States. This further expands CGI's reach and influence in the market, reinforcing their position as a comprehensive solution provider for all aspects of access control and security systems.
In a significant development, The Duchossois Group, the previous owner of Chamberlain Group, made a strategic decision in September 2021 to sell the company to Blackstone. This change in ownership brings new opportunities and potential for further growth and advancement for Chamberlain Group under the guidance of Blackstone, a renowned investment firm.
Chamberlain Group's broad range of products, extensive industry knowledge, and commitment to customer satisfaction make them a trusted name in the market, serving the needs of both residential and commercial customers with reliable and innovative access solutions.
What is Chamberlain Error Code 4-6?
When you encounter error code 4-6 on a Chamberlain garage door opener, it indicates a problem with the safety sensors. This error occurs when the sensors are either blocked or not properly aligned while attempting to close the garage door. To fix this issue, it is important to ensure that the safety sensors are correctly aligned.
If the sensors are misaligned or obstructed, the LCD display on the garage door opener will show the message "Error code 4-6 sensor momentarily obstructed." By addressing this problem and aligning the sensors correctly, you can ensure that your Chamberlain garage door opener functions properly.
How to Fix Chamberlain Error Code 4-6?
If you're encountering an error code 4-6 on your Chamberlain garage door opener, it typically indicates an issue with the safety reversing sensors. Follow these steps to troubleshoot and fix the problem:
1. Check the alignment:
Ensure that the safety reversing sensors on each side of the garage door are properly aligned. Refer to the previous instructions on how to align the sensors. Make sure there are no obstructions blocking the sensors' line of sight.
2. Clean the sensors:
Use a soft, clean cloth to wipe the lenses of the safety reversing sensors. Dust, dirt, or debris on the lenses can interfere with their operation
3. Verify the sensor wiring:
Check the wiring connections between the sensors and the garage door opener. Ensure that they are securely connected and not damaged. If there are any loose or frayed wires, repair or replace them.
4. Remove obstructions:
Ensure that there are no objects or debris blocking the sensors' path. Even small items like spider webs or leaves can trigger the error code. Clear away any obstructions to allow the sensors to function properly.
5. Power cycle the opener: Disconnect the power to the garage door opener by unplugging it from the power outlet or by turning off the circuit breaker. Leave it unplugged or turned off for about a minute. The, reconnect the power and test the garage door opener again.
6. Reset the opener:
Refer to your Chamberlain garage door opener's manual for instructions on how to perform a factory reset. This step may vary depending on the model you have. Resetting the opener can help clear any temporary issues and restore normal operation.
7. Contact Chamberlain support:
If you have followed the above steps and the error code persists, it's recommended to reach out to Chamberlain's customer support for further assistance. They can provide specific troubleshooting steps or advise on any potential repairs or replacements that may be necessary.
Remember to consult your garage door opener's manual for model-specific instructions and guidance.
Cause of Chamberlain Error Code 4-6
The Chamberlain error code 4-6 typically indicates a problem with the safety reversing sensors of the garage door opener. This error code occurs when the sensors are misaligned or obstructed, preventing the door from closing. The safety reversing sensors are responsible for detecting any objects or obstructions in the door's path, ensuring safe operation. When the sensors are not properly aligned, if there is an obstruction blocking the sensor's view, or if the wiring is faulty, the error code 4-6 is triggered.
These issues can disrupt the communication between the sensors, causing the garage door opener to halt its operation. By aligning the sensors correctly, cleaning them, checking the wiring connections, removing any obstructions, power cycling the opener, or performing a factory reset, it is possible to resolve this error. If the issue persists, it is advisable to contact Chamberlain's customer support for further assistance and guidance
What is Chamberlain Error Code 4-6- FAQs
Chamberlain Group (CGI) serves as the parent organization for several well-known brands, including LiftMaster, Chamberlain, Merlin, and Grifco.
Chamberlain Group specializes in designing and engineering top-quality residential garage door openers, commercial door operators, and gate entry systems.
CGI also oversees Controlled Products Systems Group, the largest wholesale distributor of perimeter access control equipment in the United States.
The Duchossois Group, the previous owner of Chamberlain Group, sold the company to Blackstone in September 2021.
The error code 4-6 indicates a problem with the safety sensors of the garage door opener.