Manually open up and close the door. Check for binding or obstructions, for instance a broken spring or door lock, right as required. Look at wiring connections at vacation module and in the logic board. Replace travel module if required. This could also cause the rollers to be taken off, http://beckettdssuq.blogrenanda.com/8923864/fix-garage-door-off-track-things-to-know-before-you-buy