In most cases the cause will be a stripped gear or a chain that has come off the sprocket.
Garage door opener motor keeps running.
Check the manual to see if there are additional troubleshooting steps to take.
For safety reasons trained professionals only should make limit and force adjustments to your garage door opener.
Garage door openers or their remotes can develop problems that don t seem to make sense.
The motor continues to run after the garage door is closed.
It tells the motor that lowers and lifts the door when to stop running.
As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
Motor will not stop running.
I have attached the link below.
Finally it s possible the garage door opener s motor.
About a week ago the motor started running constantly even when the door was not in use.
If you are opening your garage door but find that the motor just keeps running your limit switch may need to be adjusted.
If this is the case the motor will run but as the chain isn t where it should be it can t generate the lift to open the door.
Garage door opener motor running constantly.
While you are waiting on an expert to answer your question a suggestion i have is to set service with a sears technician so they can fix this problem.
Is 062200 and the unit was installed about 20 years ago.
In a typical situation the motor for your garage door opener should stop running once the door has closed.
The limit switch is the one that controls the travel of the door.
When you open your garage door and the motor won t stop running there might be a problem with the limit switch.
There s something wrong with the garage door opener that s stopping it from opening the door for you.
I have a b d controll a door 4 cad 4 opener for a tilt garage door.
If your opener seems to overrun the switch and just keeps trying to pull the garage door up or down after it reaches the end of travel you might assume that it missed the switch or was moving too fast.
If you find that it keeps running this can present a problem in your system.