Garage Door Opener Trolley Stuck

This can be a quick fix by identifying the object and then removing it.
Garage door opener trolley stuck. I decided to unbolt the chain from the trolley to allow the opener to move again. Your jammed garage door can be caused by something as simple as an obstruction in the track. My first problem was the door would close. When i disconnected the door it seemed to open and close by hand smoothly.
Even with regular maintenance garage doors can sometimes stick refusing to open or close. You should properly lubricate your garage door s track the opener chain and the springs every few months as part of regular preventative maintenance. I disconnected the chain and pressed the wall switch to make sure the gear rotated clockwise so that it would be as if garage door was closed. With the garage door still disengaged i connected the chain back and pressed the button on the wall to see if the trolley would reverse.
Manually bring the door to the closed position. Once it topped out the opener stuck there. Recently it opened all the way until the trolley hit the bolt that stops it from going any further. Check to see if the trolley has been disconnected.
A door that is stuck halfway open is a security risk allowing access to the garage and the home if it s. Check to see if anything a shovel broom etc fell and is now stuck in the track that is causing it to be lodged. Motor unit assembly parts rail assembly parts and installation parts for liftmaster chain drive garage door opener models 1355 1355m 1356 1356m liftmaster 1345 1345m 1346 1346m repair parts list and diagrams. This relieves the tension.
Release the door from the garage door opener by pulling the emergency release handle. Poor lubrication is a very common and easy to fix explanation for why you might find your garage door stuck. My 10yr old house has a sectional aluminum door and a 1 2hp craftsman garage door opener. The trolley moves along the chain drive the long track attached to the ceiling when the garage door is opening or closing attached via a metal.
Loosen the chain or belt by adjusting the outer nut 4 to 5 turns.