Using the tracks that the doors slide on is the best way that you have to lining up the doors and pilot holes.
How to install a sliding garage door.
Use shims under screw holes to help keep your threshold in good shape.
First carefully clean all debris from the rails to get a good fit.
Excess movement can put a strain on various parts reducing.
Tie the extension spring to the roller track then detach the cable from the bottom bracket with a pair of pliers.
Screeching noise scraping or grinding can mean a piece of hardware has come loose or debris is caught in the door tracks.
How to know if your door needs a maintenance overhaul.
Then have a friend help you lift the first section of the sliding door.
The sliding garage door system you purchased will have instructions that will go into great detail on your specific needs.
Place the top track on the ceiling of the garage across the opening.
Follow along as i show you how i build a siding barn door.
Place your door hinges and secure them in place with screws.
Shuddering an indication the tracks hinges and bolts need to be repaired or replaced.
Repeat with the second section of the sliding door.
Place shims around the edges and top of your door frame every 12 inches.
Install the sliding glass panels and handle.
Set the bottom in place on the track in the door frame and then press the top portion of the door in place too.
Also show you how to install it.
Use the level to make sure it is straight.
Tilt the door into the opening with the bottom side going in first using shims as necessary to create a secure fit.