Liftmaster motors will not operate when something obstructs the infrared beam between the safety sensors at the bottom of the garage door tracks.
Chamberlain garage door light blinks 10 times.
Perhaps the most common issue for many homeowners if the safety sensors are not properly aligned the light will blink 10 times.
The motor can overheat if the door is opened and closed several times in a row.
If you push the garage door opener switch when the sensors are obstructed or not aligned properly your garage door will reverse and the lights will blink 10 times.
To fix this issue first locate the two photo eyes attached to your garage door and clean the lens using a soft microfiber cloth.
The light from the opener blinks 10 times to warn you about misaligned photo eyes.
Chamberlain garage door openers troubleshooting support find the chamberlain garage door opener technical support you need to get your garage door opener operational.
This most likely indicates that the garage door sensors are out of alignment or there is something in the way of the sensors.
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.
From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need.
If you notice this happen start by seeing if anything is obstructing the sensors field of view.
In this video from sears partsdirect we ll show you some simple fixes like checking the garage door opener s alignment and clearing obstructions.
This will explain how to troubleshoot a garage door opener that won t close the door and blinks 10 times.
The main light will blink 10 times indicating a problem.
Pull the emergency door release and check the up and down travel of the garage door for binding.