How To Replace A Belt On A Garage Door Opener

The garage door opener belt is an important part of the workings inside the opener when the belt is not working correctly the door will slip fail to open or come crashing down.

How to replace a belt on a garage door opener.

The belt connects to the trolley and drives the trolley along the rail to raise and lower the door. This is dangerous to anyone standing close or for vehicles driving under the door. Use these steps to replace the drive belt in craftsman liftmaster and chamberlain garage door openers. Look to the end of the rail that hides the screw belt or chain to find the manual pull handle and the bracket to which it attaches.

Chain drives a long chain pulls the door open and closed are the least expensive but they re loud. Start your garage door replacement project by removing the old one. Garage door openers are available with a chain drive screw drive or belt drive. Screw drives a long threaded rod drives a mechanism that opens and closes the door are priced in the mid range.

Find replacement belts trolley kits tensioners sprockets pulley brackets idlers caps covers and more. Explore liftmaster garage door opener belt kits. Manufactures and markets some of the world s most reliable efficient and cost effective garage door opener products for do it yourself installation. This diy repair guide explains how to replace the drive belt on a belt driven garage door opener.