You have an open limit and a close limit on your garage door opener.
Craftsman garage door will not close keeps reopening.
Misaligned or obstructed safety sensors.
This is almost always the result of a.
It s the same sort of craftsman garage door opener that most of suburbia has here in the united states.
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.
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.
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 fix a garage door that keeps reversing.
Check your garage floor and the area surrounding it for any objects or debris that might be causing the improper close.
If there s something blocking the door from closing all the way a full close will be impossible.
Inspect door control wires for a short staple in wire replace wire 22 gauge wire as needed.
Something blocking the door.
In the down direction if the limit is set beyond the point at which the door closes fully the door will hit the floor and act as if it is hitting something and the safety feature tells it to reverse.
If your garage door isn t staying open or staying closed you may need to adjust your limit switch which requires only a flathead screwdriver.
In this video from sears partsdirect we ll show you some simple fixes like checking the garage door opener s alignment and clearing obstructions.
Much like your travel down setting your garage door opener s limit switch governs where your garage door stops when being raised or lowered.
When the garage door tracks or rollers are damaged or the garage door is not balanced your craftsman opener will stop when opening.
Below are the two most common brands of safety sensors for chamberlain liftmaster sears craftsman and genie garage door openers.
You push the button to close the garage door.
Though this problem should be obvious it shouldn t be overlooked.
It goes partway down reverses direction and goes back up again.
After installing new door control wires if door control still does not operate garage door opener replace the door control.
This morning i found the garage door open after my wife left in the morning and i found that it was because the door is currently closing all of the way then re opening.
These limits set the distance the door will open or close before stopping.
The garage door opener will not close the door and the light s flash.