Test the battery

Battery Backup

To reduce the risk of FIRE or INJURY to persons:

•Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.

•Use ONLY Chamberlain part

# 41A6357-1 for replacement battery.

•DO NOT dispose of battery in fire. Battery may explode. Check with local codes for disposal instructions.

ALWAYS wear protective gloves and eye protection when changing the battery or working around the battery compartment.

1 Install the battery

1.1Unplug the garage door opener.

1.2Open the light lens on the right side panel of the garage door opener. Use a Phillips head screwdriver to remove the battery cover on the garage door opener.

1.3Partially insert the battery into the battery compartment with the terminals facing out.

1.4Connect red (+) and black (-) wires from the garage door opener to the corresponding terminals on the battery.

1.5Verify the battery wires are seated in the channel and replace the battery cover.

1.6Plug in the garage door opener.

1.7Wait for the green Battery Status LED to start flashing before proceeding to test the battery.

2

Channel

Battery

Status LED

2.1Unplug the garage door opener. The battery status LED will either glow solid orange indicating opener is operating on battery power or will flash indicating low battery power.

2.2Open and close the door using the remote control or door control.

2.3Plug in the garage door opener. Verify the battery status LED is flashing green, indicating the battery is charging.

NOTE: Make sure the garage door opener is unplugged.

*The garage door opener may run slower if the battery is not fully charged. The battery will take 24 hours to fully charge.

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