Using the wall button close the garage door.
How to set lower limit on garage door.
Insert a screw driver into the adjustment screw and turn the screw counterclockwise for more close travel and.
Step 2 making the adjustments.
Open and close the garage door.
Identify the switches by the up or open and down or close labels.
If the door is closing and reversing you need to set the limit switch so that it stops the door sooner.
When the garage door opens about halfway or 5 feet from the ground and stops the up.
If the problem remains continue adjusting the down limit switch until the door operates normally.
Using a flathead screwdriver turn the down limit switch adjustment screw on the side of the garage door opener counterclockwise one full turn for every 3 inches you need the door to lower so it closes all the way.
If it is not closing all the way set the garage door limit switch so that the door goes to the floor.
Next test the garage door with the help of another person by opening and closing it.
Turn clockwise to increase the travel distance and counterclockwise to decrease the travel distance.
How to reset garage door opener limit switches.
Use the wall button to open and.
Open the garage door and watch it closely as it opens.
Measure the height where the door stops while it is being opened.
The measurement is used to reset the up.
Locate the curved close limit slot on the back of the opener motor.
These may be on the side of the box but are usually at the rear.
Once you locate the limit switch take your flat head screwdriver and start turning the knobs.