Chamberlain garage door opener troubleshooting blinking light

The sensors on your garage door are designed to keep you safe by letting you know that your garage door is operating correctly.

Despite daily use, a lack of maintenance and neglect can cause problems for any garage door. The solution may be more simple than you think. The blinking light is meant to keep you safe by alerting you of any issues with the opener. While every opener is different, many share similar methods to determine what the real issue is. This guide will walk you through what the flashing light means, and how you can self diagnose and fix the issue with your opener. The locking feature is meant to prevent garage door remotes from opening your door; only the button on the wall control or manual keypad inputs will open it. Simply hold down the lock button on the wall control for about two seconds to disengage the lock.

Chamberlain garage door opener troubleshooting blinking light

When you see your garage door opener lights flashing and the garage door will not close, it could be the safety reversing sensors or the LOCK button. If there is a safety reversing sensor issue, the main light s flash 10 times. Start with aligning the safety sensors. Note : You can close the garage door by pressing and holding the door control push bar until down travel is completed. Note: Any garage door opener or replacement logic board manufactured after February 3, , will no longer have this feature. The safety reversing sensors may have become misaligned or obstructed. Follow the steps below to realign the safety reversing sensors. The sensors are located on each side of the garage door no higher than 6 inches above the garage floor usually fastened to the door tracks. Loosen the wing nut on the front of the sensor, align the sensor so the lenses are pointing at each other. When the sensor LED glows steadily, tighten the wing nut. Once both of the safety reversing sensor LEDs are glowing steadily, test by using your remote control or door control to close the garage door. Note : If the above steps do not work, loosen both sensors and realign them and test again. It is possible there is a problem with the sensor s , wiring or sunlight can also cause interference causing the opener to act as if the sensors are obstructed. The sunlight shining into the receiving sensor green LED , can block the infrared light from the sending eye amber LED.

Wiring Problems Another reason that you might see a continuously blinking light on your garage door opener is due to issues with your wiring. Contact Us. Garage door openers can malfunction due to wiring that is:.

As a homeowner, you rely on your garage door opener to access your garage space, and your vehicle daily. One of the main issues that occur with garage door openers is a blinking light. While your garage door will typically still operate when you hold down the wall button, you will need to fix this issue as quickly as possible. If your garage door light is blinking, this means that there is a problem with the unit. When the light starts blinking on your garage door opener, this is your device alerting you that there is a problem and you need to proceed with caution when using the device.

A multi-function door control is necessary for setting light controls. A multi-function door control has a Light, Lock and a push button to open and close the garage door. If you do not have a multi-function door control you will not be able to permanently change these light options. Refer to your manual to verify if your opener has these options. NOTE: If you do not have a multi-function door control and wish to have the lights stop turning on while you are doing yard work or cleaning the garage, you can open your door and before it is fully open, press the door control to stop the door from opening completely. This will temporarily disable this feature until the system operates again. Please close and open your door again before entering or exiting the garage with your vehicle to eliminate any damage. Press the Light button to turn the opener light on or off. It will not control the opener lights when the door is in motion.

Chamberlain garage door opener troubleshooting blinking light

Your garage door opener is programmed with self-diagnostic capabilities. The diagnostic LED light next to the learn button will flash a number of times, then pause before repeating, signifying it has found a potential issue. The Garage Door Opener will not close the door and the light bulbs blink 10 times:. Note: Any garage door opener or replacement logic board manufactured after , will no longer have this feature. One or both of the LED's on the safety reversing sensors do not glow steadily. This means the opener is not detecting any RPM's rotations-per-minute during the first second of operation. This typically means there is a mechanical stoppage:. For homeowners, please contact us here.

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If you continue having problems with your garage door light blinking after having tried these solutions, the issue may be related to the logic board or a malfunction with the internal parts. Was this helpful? If an object has misaligned your sensor eyes then it breaks the electronic beam preventing the garage door to close properly. Garage door openers feature an LED light indicator, usually located on the bottom panel, the back of the unit, or under one of the light lenses in openers with dual lights. Diagnostic Codes for Garage Door Openers. Replace the wing nut securely without over tightening it. With our help, you can be sure that your garage door opener will be working correctly in no time, allowing you to get on with your day with minimal disruption. Verify the door track is firmly secured to the wall and does not move. Still having trouble? Another reason that you might see a continuously blinking light on your garage door opener is due to issues with your wiring. Need more assistance? Note: Any garage door opener or replacement logic board manufactured after , will no longer have this feature. How To Test: Remove the door control from the wall.

When it comes to garage door openers, the line offered by Chamberlain is an excellent choice. However, what if you run into trouble? There are essentially two choices: try to repair it yourself, or reach out to a professional specializing in garage door opener repair.

While every opener is different, many share similar methods to determine what the real issue is. If the garage door opener does not activate, disconnect door control wires from the motor unit. Access Master. September 8, Garage Door Medics should be your go to for everything from a tune up to needed replacement parts for your garage door! Find Help By Product. This LED light flashes a specific number of times. The blinking light is meant to keep you safe by alerting you of any issues with the opener. Below are the most common problem indicators for most garage door openers:. Check for obstructions between the sensors. To stop the light from blinking and to ensure the remote is operable again, simply hold down the wall button for a few seconds until the lock is disengaged. One is the arrow keys found on the opener and the second is through the small LED light located next to the learn button. The manner in which the garage door opener is blinking can often be an indication of where the problem lies. Start with aligning the safety sensors. Extreme Garage. The garage door has opened and will not close.