To reprogram your garage door remote locate then press your opener s learn button.
How to fix craftsman garage door opener remote.
If they are working correctly the problem might be because of the safety sensors.
Then within 30 seconds hold the button on your remote for three seconds or until garage door opener s lights flash or the led light on your opener blinks.
Make sure you are in range of the garage door when you press the remote control.
Also verify the antenna on the motor unit is in the proper placement.
Misaligned or obstructed safety sensors.
The garage door opener will not close the door and the light s flash.
How to troubleshoot craftsman garage door remote controls step 1.
Modern craftsman garage door remote controls use a computer chip to access the correct frequency of your particular control box.
They can be found at the back panel of your craftsman garage door opener to increase the open force turn the open force dial about 1 4 of a full turn similarly to increase the close force turn the close force about 1 4 of a full turn operate your garage door.
Step 2 make sure the lock feature is turned off if the door open button flashes but doesn t open the door.
Check the batteries and electrical connections in the remote to make sure they are working correctly.
To access the battery.
Locate the force adjustment dials.
Firstly check that you re using it within the range required for your opener.
Inspect door control wires for a short staple in wire replace wire 22 gauge wire as needed.
Extend the antenna on the back of the motor unit downward fully if the range of the remote is insufficient.
Replace the remote control s battery if the remote does not appear to function at all.
If this chip goes bad the only applicable solution is to replace.
Check the garage door to ensure the manual lock is not engaged.
A remote control garage door opener is a handy little electronic device that makes it possible to get into the garage without leaving the car or heaving up the heavy door yourself.
Some garage doors have infrared sensors that shoot an invisible beam across the door.
After installing new door control wires if door control still does not operate garage door opener replace the door control.
Try using your remote to open or close your door to determine if the reprogramming was successful.