There are four common problems with garage door sensors three of these homeowners can fix themselves.
My garage door keeps going up and down by itself.
The garage door keeps going up and down.
This is almost always the result of a dirty or obstructed safety feature.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
Here are a few scenarios we ve come across.
But when the door begins to descend all on its own the problem may point to the opener s logic board or the circuitry inside the motor unit itself.
Yes it s possible although rare for your garage door to open by itself.
You push the button to close the garage door.
If these limits are set too high the door will hit the ground before reaching the closed limit.
Other devices also use the same frequencies.
Your garage door opens immediately after closing.
If the safety sensors and operator button are working correctly and no bad wiring or connections are found your issue may be with the control board in the garage door opener itself.
Whether you re using the passcode entry the buttons inside the garage or your remote opener the openers and the garage door itself must be on the same frequency.
A power surge from a lightning strike or other electrical problem can cause the board to go bad as well as the transformer.
Cb radios police radios a nearby radio station or radio tower can also make a garage door open and close on its own.
If you suspect your neighbor has an identical garage door opener frequency try changing your code or the frequency of your garage door opener.
It may be your garage door sensor.
When a garage door descends on command but then immediately reverses itself the problem is usually with the sensor eyes along the side tracks or with the door s wheels binding in their tracks.
Residential electric garage door openers manufactured after 1993 are equipped with two safety mechanisms that operate while the door is closing.
The garage door goes down then back up.
When the garage door reaches the open or closed limit it stops.
Your garage door opens when it hits the ground.
The first is photoelectric and the second is mechanical.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
There are a few unusual factors that can cause your door open by itself.
If your garage door keeps opening by itself after you closed it you may have to adjust your closed limit settings.
Garage door opener keeps going back up.