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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YES, WE'RE OPEN FOR BUSINESS!Due to the Coronavirus and the Delta varation, we have changed our local order pickup policy at our West Chicago location. To pick up an order you will need to order first. The quickest way to do this is through our online shopping cart. There you can select the local pickup option. Or, you can call 630-293-1337 for assistance and to place your order. When ready, we will call you and your parts will be available for pickup in the front entrance on the north side of the building. Longer items will be picked up on the south side loading dock. Please do not arrive until you have been notified that your order is ready.

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PLEASE NOTE: COVID has interrupted global supply distribution chains resulting in unprecedented delays on incoming door and dock industry products. The result is limited availability of many products, three month delays on incoming shipments, and an inflationary rate of over 50% just this year on many of our products.


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