Begin installing your new door.
How to install new garage door panels.
The door must be level even if the floor isn t so use shims under the section to level it.
Use shims to adjust the panel as needed.
If you re installing a two car garage door place a reinforcing bar on the top panel to prevent the door from bowing in the center.
Have a friend help you pick up and move the heavy panel to the doorway.
Be sure the bar is centered on the panel.
The rubber gasket on the bottom section will fill the gaps created by an unlevel floor.
Drill pilot holes image 1 and secure the bar with screws.
To hold the level in place tape it to the section.
You ll also need to secure the springs that allow the door to move but once you do your garage will open and shut smoothly and safely.
How to install garage door springs overhead door.
Position the panel in the center of the doorway then hold a level over the panel to make sure it s level.
Line up the bottom corners in the cable anchors and use the hinges and brackets as templates for drilling holes for bolts.
Many new doors come with pilot holes drilled by the manufacturer.
Part 1 removing the old door.
Center and level the first section after you install the brackets.
Center the door panel in the garage doorway.