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 new garage door panels.
Many new doors come with pilot holes drilled by the manufacturer.
Center the door panel in the garage doorway.
Be sure the bar is centered on the panel.
After removing the old door installing the new door is done by stacking the door panels one at a time and fitting the roller tracks around the panels wheels.
Position the panel in the center of the doorway then hold a level over the panel to make sure it s level.
Center and level the first section after you install the brackets.
Begin installing your new door.
Drill pilot holes image 1 and secure the bar with screws.
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.
Line up the bottom corners in the cable anchors and use the hinges and brackets as templates for drilling holes for bolts.
Attach hinges to the top of each panel image 2.
To hold the level in place tape it to the section.
The door must be level even if the floor isn t so use shims under the section to level it.
How to install garage door springs overhead door.
Loosen the bolts holding the bottom panel to the center bracket and carefully remove the panel and replace with new panel.
Part 1 removing the old door.