The unit signals that it has accepted the new code by blinking the light or clicking twice.
How to reprogram a craftsman garage door opener keypad.
Learn buttons are located on the motor head near the terminal strip for wire connections.
For the garage door opener transmitter press and release the smart button on the garage door opener motor unit.
The indicator light will glow for 30 seconds.
Press the smart button.
Release when the opener lights blink twice or if no lights are fitted you.
Enter the existing four digit code and hold step 3.
How to reset the code on a craftsman garage door.
It is fairly simple and yo.