Next test the garage door with the help of another person by opening and closing it.
Garage door close limit switch adjustment.
Turn clockwise to increase the travel distance and counterclockwise to decrease the travel distance.
If it s not quite right it will leave a gap.
The safety sensors may need adjustment or.
They signal the opener s motor to open and close.
The garage door limit switches may need to be adjusted.
Different garage doors have different means of adjusting the set limit switches but it is usually a screw feature on the motor unit that is turned to adjust how far the door descends.
Using a flathead screwdriver turn the down limit switch adjustment screw on the side of the garage door opener.
Limit switches look like two white knobs and you can usually find them on the garage door tracks.
Garage door closes opens back up press the button on your remote to operate the garage door.
Step 2 making the adjustments.
Adjust your limit switches your limit switch for your garage door dictates where your garage finishes when you shut it.
A door opener with a screw drive may have spring loaded switches that shut the motor off when the carriage hits them.
If it closes and then begins to open again you need to.
Chain drive units may have lugs in the chain that can be repositioned.
To adjust your door close force use a step ladder to access your door closer.
With a screwdriver adjust these screws.
Set the step ladder under the garage door opener in your garage and use it to access the up and down limit switch adjustment screws located on the side of the garage door opener motor housing.
Have a helper steady the ladder.
Adjusting the limit switch will stop your garage door from behaving erratically.
Open and close the garage door.
Find the limit switch and the adjustment screws that will allow you to adjust the position where your door stops when it closes.
It may be obvious when you examine the door what type of limit switches you have.
The limit switches allow you to adjust the function of your garage door.
To start with you need to identify the kind of limit switches your door has.
Most devices need an adjustment when they re not working well.
You may need a flashlight.
The close limit switch is a safety measure that keeps people from being hit and having the door close on them it is a necessary and required device for all garage door openers.
You can adjust them with a few tools.
There is the up switch and the down switch.
If your garage door does not close completely or closes and then starts to move up the travel limit switch issue may be the cause.
The sooner the better as this situation may cause serious safety issues.
Place a stepladder beneath the box portion of the garage door opener.
Once you locate the limit switch take your flat head screwdriver and start turning the knobs.