Firstly check that you re using it within the range required for your opener.
How to fix craftsman garage door opener remote.
After installing new door control wires if door control still does not operate garage door opener replace the door control.
Step 2 make sure the lock feature is turned off if the door open button flashes but doesn t open the door.
Misaligned or obstructed safety sensors.
Some garage doors have infrared sensors that shoot an invisible beam across the door.
Extend the antenna on the back of the motor unit downward fully if the range of the remote is insufficient.
Locate the force adjustment dials.
Check the batteries and electrical connections in the remote to make sure they are working correctly.
Modern craftsman garage door remote controls use a computer chip to access the correct frequency of your particular control box.
Also verify the antenna on the motor unit is in the proper placement.
Inspect door control wires for a short staple in wire replace wire 22 gauge wire as needed.
To access the battery.
You may also need to reprogram your keypad or replace the batteries in it.
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.
To reprogram your garage door remote locate then press your opener s learn button.
If you re too far away this can cause a problem with opening or closing the door.
Replace the remote control s battery if the remote does not appear to function at all.
Craftsman remote controls.
If they are working correctly the problem might be because of the safety sensors.
If this chip goes bad the only applicable solution is to replace.
The garage door opener will not close the door and the light s flash.
How to troubleshoot craftsman garage door remote controls step 1.
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.
Try using your remote to open or close your door to determine if the reprogramming was successful.