2. Chamberlain LiftMaster
  3. TX4UNIS Remote Controls

Chamberlain LiftMaster TX4UNIS Remote Controls Owner's manual

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How to program a new TX4UNIS remote into an RDOR series roller door opener.
1. Locate the Set Code Button.
2. Take the new TX4UNIS remote and slide the cover down to expose the four button. Press
and hold the left and right hand buttons together and the white LED is flashing. Keep holding
until the LED stays on constant and then let go. Now press the top button on the remote once
and the LED flashes. Press the top button a second time and the LED flashes again. Press top
button a third time and the LED flashes again. Now press the bottom button once and the
LED goes out.
3. Now press & let go of the Code Set Button and the Code Set LED indicator light comes on.
4. Press & hold the button on the remote control, for 3 seconds, and the Code Set LED light will
flash. Now let go of the remote control button, LED goes out, and the remote is ready to use.
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