Take a look at the door equilibrium by disconnecting the opener and manually lifting the door halfway; it must keep set up without growing or slipping. Furthermore, Test the performance on the distant and wall swap, replacing batteries if necessary. In case the door fails to reverse, change the angle https://sergiowbccd.blogzag.com/81642031/the-ultimate-guide-to-liftmaster-screw-drive-travel-limit-setup