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How to Repair Sliding Doors
computer-generated transcript - may not be 100% accurate
" As sliding door gets older they often begin to stick and jam. There are few simple techniques to get your doors sliding smoothly again. Sliding doors don't actually slide, but roll on plastic or metal wheels along a track on the floor. If your sliding door sticks or jams, vacuuming the track will often fix the problem. Pebbles, sand, and gravel, small kids toys You would be surprised what builds up in those tracks overtime. If there is still resistance to sliding smoothly then the rollers on the bottom of the sliding glass door most likely need to be replaced. To replace the rollers, you'll have to lift out the sliding glass door. You'll need someone strong to help you. First though, the rollers on the bottom of the door have to be raised up. This is done by turning the adjusting screws at each end of the door in a clockwise direction to raise each wheel up into the sliding unit. Now with a strong friend to help you, lift the door up and swing the bottom over the lip of the track. Leave the door securely on a pair of sawhorses. Once you remove the door, you will discover that there are two sets of rollers to remove, one set in the front and the other set in back. You can tell the rollers are worn if they're hard to turn or if you can wobble them from side to side. To get out the rollers, remove the screws holding the bottom bar of the door in place. Although designs vary, there is usually at least one screw at each end of the bar. Once the screws are out, work the rubber gasket loose with a screwdriver and wiggle the bar away from the glass. Next, remove the roller brackets. The roller should slide out easily, but you may need to wiggle them free. Unless you have a major brand sliding glass door unit that's not too old, you may have trouble finding an exact replacement roller unit for your door, but you can find kits of just the wheels that will fit most units. Assemble the new wheel and axle from the replacement kit and slide them in, in reverse order to the way you remove the old wheel. Most roller units are held together by the wheel height adjustment screw. With the new wheel in place, slide the bracket back into the bottom of the bar. Do the same with the other roller unit. Slide the bar back into place working the gasket back into the bar. Replace and tighten the screws that secure the bottom bar to the rest of the door. With the help of a strong friend, lift the door back in place first inserting the top of the slider, and then swinging the bottom of the slider over the lip of the bottom track and into place. Once the door is in place, adjust the height of the front and back rollers so that the slider does not rub against the track and the slider is level. Once the rollers are set, coat the rail that the rollers run on with graphite, and with the new wheels in place, your sliding glass door is back to working smoothly."