Here is the problem.
Garage door opener chain loose when closed.
When the bolts and nuts become loose they can cause your garage door to make a vibrating or rattling noise when you open and close it.
You may even see the chain hitting the door itself creating one of the more annoying garage door noises.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
However if you have a loose chain it doesn t necessarily mean you need to make a service call.
A few weeks ago the chain was hanging loose about 2 inches below the rail and was rubbing on the rail.
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You may find that a loose garage door opener chain has less power to open and close your garage door or you may find that it is just hitting the door as it moves it and creating an annoying sound.
Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets.
As soon as the garage door closed it would automatically open.
When your garage door opener chain becomes loose it creates a loud slapping sound and causes the rollers to smack against the track because of jerky door movements.
It can also cause your door to jump the track.
A technician will adjust your garage door chain during a regular maintenance appointment but this is also something you can do yourself if you re handy.
A loose chain isn t just noisy it also forces your opener to do more work making the whole system less efficient.
Overall this gives the opener less power to open and close the door.
It s an old model that was installed 15 years ago.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
Genie chain drive 550 1 2 hpc durable chain garage door opener with wireless keypad model 2035 tkv 166 67 166 67.
Here are some tips on how.
You can put the chain back on your automatic garage door opener using a simple adjustment mechanism.
Timer to close 4 wireless keypad 9 included.
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So i have the sears craftsman 1 2hp garage door opener.
If you find that your garage door opener chain has become loose with time you may want to tighten it up in order to remove some of that slack.