Garage Door Stuck On Stop Bolt

Do you know what i need to do to limit the movement of the door model 139 53650srt craftsman.

Garage door stuck on stop bolt.

In a typical situation the motor for your garage door opener should stop running once the door has closed. Use these troubleshooting steps if the trolley is stuck on the stop bolt or stop tab. It is white nylon and may be stripped. I decided to unbolt the chain from the trolley to allow the opener to move again.

A problem came along after the assembly was complete and i tested the garage door opener. Garage door springs support most of the weight of the door when it s opening and closing. The trolley can become lodged against the stop bolt tab because the door has either opened or closed too far. The stop bolt is just in front of the motor unit.

It sounds like you may have a bad drive gear. The garage door opener motor will hum when attempting to open or close the door but is unable to travel due to being lodged against the bolt tab. Recently it opened all the way until the trolley hit the bolt that stops it from going any further. My 10yr old house has a sectional aluminum door and a 1 2hp craftsman garage door opener.

When i pushed the button the door began to open but it didn t stop and hit the stop bolt causing a lot of stress on the chain. Typically this is caused by a mis adjustment. If you find that it keeps running this can present a problem in your system. Trolley on garage door opener hits stop bolt and clicks 10 times.

Was programed and working fine before today. The trolly was parked where the door would normally remain closed. Once it topped out the opener stuck there. A broken spring typically will make the door very hard to lift rather than causing the door to stick.

Remove the cover from the motor unit and you will find the gear just in front of the motor. It is a craftsman 3 4hp model 139 53918d. When i disconnected the door it seemed to open and close by hand smoothly. I have compared with the other garage door opener i have and it stops on the way up 1 2 inch before the trolley hits the safety screw bolt.