How to Replace a LiftMaster Logic 5 Control Board - DDM Garage Doors Blog

Posted October 30th, 2020 at 4:35 pm by Dan Musick

Simple Instructions for How to Replace a LiftMaster Logic 5 Control Board
  1. Check to assure you ordered the correct logic board.
  2. Unplug the power to the operator or turn off the power at the circuit breaker.
  3. Loosen the screws and open the cover.
  4. Take a picture of the board.
  5. Remove all of the wires, the wiring harness, and the antenna cable.
  6. Squeeze the plastic tabs at each corner of the board with needle-nose pliers and pull the corners away from the control box.
  7. Install the new board on the tabs.
  8. Reconnect all of the wires, the wiring harness, and the antenna cable.
  9. Connect the power or flip the breaker switch.

You can also view our YouTube video discussing the functions of the control board.

Here is the board.

An image of the LiftMaster Logic 5 Control Board.
LiftMaster Logic 5 Control Board. Drag image to desktop to enlarge.

The LiftMaster Logic 5 Control Boards are available on our LiftMaster Commercial Operator Parts: Circuit Boards page.

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