There are 2 main varieties of springs, torsion and extension. Extension springs go above the tracks parallel to your ceiling. Torsion springs are wrapped around a bar that is above your garage door opening.

If one of the springs on your garage door fails, you will not be able to open your door. The springs are under tension when your door is closed, so the break is most likely occur without you even being conscious of it happening.

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While the normal homeowner should by no means try to replace an torsion spring with no specific training, extension springs are possible to replace. Replacement springs will regularly be found in big box stores.

However here's a product you can and may repair for yourself. In case you have an opener, you additionally have some kind of interrupter device that keeps the door from closing if its course is blocked.

At the bottom of the tracks on either side of your garage door opening, you may most likely find a pair of stop/reverse lights. These lights are in reality a transmitter plus a receiver of infrared beams. If the beam is interrupted your door will stop going down, reverse and go all the way back up. More often than not your garage door light will flash when this happens.

Does your garage go down, then back up for no obvious reason? If you have carefully looked for for something in the way of the door and can't see anything, you may have bumped your stop/reverse lights out of alignment.

If adjusting the beams does not handle your difficulty, vigilantly check around the opening of your garage door. The object that might be blocking the door's path may not be totally apparent. Look carefully.

If there's nothing apparently blocking your garage door, don't tear your hair out. There's one more thing to try. Take a paper wipe and clean the lenses on your stop/reverse lights. On occasion condensation or a little bug or dust particle may get on the lense and cause all your stop/reverse problems.

The culprit might be your garage door opener unit. Though they're incredibly dependable, things can easily go wrong with them. The two major repair items with the opener unit are the gear sprocket and the logic or circuit board.

If your opener is the difficulty you may be happy to know that you probably do not have to replace it. Components are accessible to garage door technicians who will repair your opener at a fraction of the price of a new opener.

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One of the good things regarding garage doors is that they are extremely dependable. Most homeowners go years and years without a problem. That means that when a issue does develop, it is frequently a new experience for a homeowner. With any luck your repair will be easy and the price reasonable. Good luck!