This diy repair guide explains how to replace the chain and cable assembly on a chain drive garage door opener.
Fix garage door opener chain.
Your chain drive garage door opener is tasked with operating the largest moving part in your entire home with this type of responsibility you want to make sure that the opener will work consistently without any problems.
When problems do occur you should know how to fix them easily and quickly.
You can put the chain back on your automatic garage door opener using a simple adjustment mechanism.
Chain driven garage door openers should have some slack in the chain for optimal performance.
Chain drive garage door openers have a sprocket that is attached at the top of the motor.
How do i adjust it.
Both adjustment types should be done with the door closed and disconnected from.
In this case the cable can be replaced fixing the problem.
A garage door opener chain may make a lot of noise when you pull it to open your door but it is one of the most reliable types of door openers ever invented.
Sometimes the cable will break if it is a combination chain and cable drive system.
The chain and cable assembly connects to the trolley and drives the trolley along the rail to raise and lower the door.
How to fix a chain drive garage door when it won t open.
Having an automatic door opener in your garage is a great convenience but you have to give the opener and all its parts regular.
Garage door opener is very strong and seldom does the chain actually break.
Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door.
For many generations people rely on this type of door opener not only because it is easy to use but also because it is cheap and can easily be repaired when broken.
There are only a few ways that the chain can be tightened.
Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets.