Step 3: To remove the door, pull the spring loaded hinges to release the door. The door can be reversed and mounted the opposite orientation. Step 4: To move the rails, use a Philips head screw driver to remove the sheet metal screw on each rail. Lift up on the rail and pull toward you to remove the rail. Find your desired mounting depth before dropping your rail into place. The sheet metal screw can be discarded. The screw is used to secure rail during shipping.