How to Replace Batteries in a Keyless Entry on a LiftMaster

Though most well known for their garage doors and garage door openers, LiftMaster also produces a variety of accessories to make their garage door opening systems even more convenient. LiftMaster wireless keyless entry keypads allow you to enter a personal identification code to operate your garage door and make looking for lost garage door opener remotes a thing of the past. The factory-installed battery in your keypad should last for approximately one year before needing to be replaced.

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Step 1

Raise the cover of your LiftMaster wireless keyless entry keypad.

Step 2

Look below the number buttons on the keypad to locate the battery compartment. Slide the battery compartment cover downward toward the floor to remove it.

Step 3

Remove the old battery and dispose of it according to the environmental regulations in your state. Consider recycling the battery if the proper facilities are available.

Step 4

Install a new 9-volt alkaline battery in the keyless entry keypad's battery compartment. Seat the battery in the battery compartment according to the indicated polarity.

Step 5

Replace the battery compartment cover and close the keypad cover to complete the battery replacement process.