This is a very simple job to do yourself in fact all you need to do is follow this simple 6 step guide.
How to tighten belt on liftmaster garage door opener.
Link to belt https amzn to 2zlnbt7.
The threaded shaft is secured to the trolley with a screw spring with a nut ring in the middle.
The specific procedure should be in the manual for your unit.
1 close the garage door.
One thing to keep in mind when searching for your manual is the age of your liftmaster opener.
Find replacement belts trolley kits tensioners sprockets pulley brackets idlers caps covers and more.
Shanelle aupperle 2 years ago no comments.
Close the door using the automatic door opener and secure it.
But basically assuming the belt is attached with enough slack removed the tensioner bolt should be able to taske up the rest of the slack once tightened.
How to adjust liftmaster garage door opener belt.
Beginning in 1993 federal safety standards required that all garage door openers include an anti entrapment feature like the infrared garage door sensors found on most modern models.
To avoid this cancel and sign in to youtube on.
Belt drive garage door opener liftmaster garage door opener garage door opener loose chain liftmaster chamberlain craftsman adjust.
Prev article next article.
Explore liftmaster garage door opener belt kits.
This video from sears partsdirect shows how to replace the belt on a belt drive garage door opener.
All you need to get started is a step ladder a 7 16 inch wrench and a flat head screwdriver.
To press the trolley stop against the spring twist the screw spring in a clockwise direction.
As a result of the change in safety standards many manufacturers have been deleting pre 1993 manuals from what.
Located along the rail the belt connects to the trolley.
The only thing you need to do with a belt driven opener is to adjust the belt occasionally.
The belt needs to be connected with the tensioner loosened so that the tensioner can be used to take up any excess slack.