There are two knobs on the opener that control how far the door travels up and down. Your door should press well versus the garage flooring so the weather stripping seals the gap. If the door travels too much down, it will cause the rail to bow upwards. This also triggers excess damage on the shaft and also equipments.
Back in the '80s as well as '90s, a standard-sized garage determined concerning 21 feet by 21 feet and was 7 feet high. I remember this due to the fact that I once single-handedly (OK, I allow my other half help) constructed a garage about that size. Consider the size of an H2 Hummer, concerning 15 feet long, which doesn't leave a great deal of area for regular garage things such as a lawnmower, horticulture tools or workbench.
If the remote jobs yet the wall button doesn't, you may have to change either the wall surface button or the switch cables. To identify whether the button or the wires are bad, initial unscrew the button from the wall surface as well as touch the two cords with each other (don't fret, the cords are low voltage and won't shock you).