The led on the motor will also blink and serves as a diagnostic tool for.
Chamberlain garage door light flashes 10 times.
Liftmaster motors will not operate when something obstructs the infrared beam between the safety sensors at the bottom of the garage door tracks.
This most likely indicates that the garage door sensors are out of alignment or there is something in the way of the sensors.
The light from the opener blinks 10 times to warn you about misaligned photo eyes.
The main light will blink 10 times indicating a problem.
Perhaps the most common issue for many homeowners if the safety sensors are not properly aligned the light will blink 10 times.
If you notice this happen start by seeing if anything is obstructing the sensors field of view.
To fix this issue first locate the two photo eyes attached to your garage door and clean the lens using a soft microfiber cloth.
Pull the emergency door release and check the up and down travel of the garage door for binding.
Unplug the garage door opener to reset the logic board.
An open door will not close if the infrared beam is broken.
If your garage door opener won t open and the motor unit lights blink 10 times it usually means you have a problem with your safety sensors.
How to repair broken or damaged wires video.
This will explain how to troubleshoot a garage door opener that won t close the door and blinks 10 times.
Diagnose and repair problems if your garage door won t move and the motor unit indicator light flashes 5 times.
Chamberlain garage door openers troubleshooting support find the chamberlain garage door opener technical support you need to get your garage door opener operational.
From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need.
Garage door openers made after 1993 are equipped with sensors positioned on both sides of the vertical rails.