Lift Master Garage Door Opener Battery Replacement

## LiftMaster Garage Door Opener Battery Replacement

When your LiftMaster garage door opener starts acting up, it's often a sign that the battery is dying. Replacing the battery is a relatively simple task that you can do yourself in a few minutes. Here's a step-by-step guide on how to do it:

Safety Precautions

Before you start, make sure that the power to your garage door opener is turned off. You can do this by unplugging it from the outlet or by flipping the circuit breaker to the off position. Once the power is off, you can proceed with the following steps:

Locate the Battery Compartment

The battery compartment is usually located on the back of the garage door opener motor unit. It is typically covered by a small plastic panel that can be removed by hand or with a screwdriver.

Remove the Old Battery

Once you have located the battery compartment, remove the old battery. The battery is typically held in place by a metal clip or bracket. Gently pry the battery loose from the bracket and remove it from the compartment.

Install the New Battery

Take the new battery and insert it into the battery compartment. Make sure that the positive (+) and negative (-) terminals on the battery are aligned correctly with the terminals in the compartment.

Secure the Battery

Once the new battery is in place, secure it with the metal clip or bracket. Make sure that the battery is firmly in place and will not come loose.

Replace the Battery Compartment Cover

Once the battery is secure, replace the battery compartment cover. Make sure that the cover is properly aligned and snapped into place.

Restore Power to the Garage Door Opener

Once the battery is replaced, you can restore power to the garage door opener. Plug it back into the outlet or flip the circuit breaker back to the on position.

Test the Garage Door Opener

Once the power is restored, test the garage door opener to make sure that it is working properly. Press the button on the remote control or wall-mounted keypad and see if the door opens and closes smoothly.