How To Replace A Garage Door Opener Motor

The garage door opener motor consists of the motor assembly and the motor gear the motor assembly is a grey cylinder mounted inside the unit s frame.

How to replace a garage door opener motor. Here is how i did it. Go with 1 2 hp for a double door and 3 4 hp for a door that has a wood or faux wood overlay they can be heavy. I wanted to change out the old garage door opener. The garage door opener motor is an electrical device that opens and shuts a garage door without having to manually pull it down or push it up fixing motor problems may not necessarily mean disassembling it and can be addressed by certain external adjustments.

Here is how i did it. Check the garage door opener s motor housing the large box typically hung on the ceiling where the garage door rests when it is open for a label indicating the manufacturer and model number some brands may also list a manufacturing date. Install the new motor. This diy repair guide explains how to replace the motor on a chain drive garage door opener.

Choose the right garage door opener. The motor gear is a white toothed wheel which is mounted on a long metallic piece called the sprocket shaft. This home depot guide will explain the cost to install garage doors and openers or replace existing ones so you can decide which options are best for your budget. If you can see something that looks like a bicycle chain near the motor unit of your opener consider replacing it with a screw driver or belt drive garage door opener.

Write down any pertinent information you find on both the remote and the motor housing. Garage door installation and replacement costs may vary according to style and size. When buying a garage door opener choose a 1 3 hp or 1 2 hp garage door opener for a single garage door 1 3 hp can be hard to find at some home centers. If the motor won t start when you activate it replace it with the manufacturer approved replacement part.

Install the end of the rail in the bracket that held the old opener above the garage door and secure it with the fastener bolts or clevis pin. There are a host of problems within the motor unit that might need fixing therefore look for your needed solution below. Follow these steps to replace the motor in craftsman chamberlain and liftmaster chain drive garage door openers.