The Liftmaster garage door opener, by Chamberlain Corp., is one of the most popular models of garage door opener in use today. Literally millions of these highly regarded garage doors have been sold worldwide. There are several models of Liftmaster garage door openers that are manufactured by Chamberlain, all offering different features such as different horsepower motors and screw drive functions.
A Few Simple Tools Required
Even though they are a quality product, they can malfunction in time due to the constant use that they endure. If this is happens to be the case with your Liftmaster garage door opener then chances are that you can repair it yourself with a a few simple tools.
Unplug the Unit!!
Always make sure that you have a sturdy, properly functioning ladder to work off of. Ladder falls are the number one cause of major household injuries and even a fall from a couple of feet can do serious damage. Also, make sure that your work are is well lit. Lastly, "Unplug The Unit"!!!
Bag and Tag Everything You Remove
Don't remove the entire unit from the ceiling, unless you absolutely have to. In most cases you can access the part that you need by simply removing the outer casing if the defective part is inside of it. Make sure to "bag and tag" every nut, bolt, washer and part that you remove and take notes as you dismantle your Liftmaster, so you will have them for reference when it is time for reassembly.
Get the Part Number
If there is no part number on the part that you need then you will need to get one. The best place to do this is to access the company website and then go to an exploded schematic diagram of the model of Liftmaster that you have. After you have done this then you should have no trouble finding a parts source online, as there are several of them for Liftmaster garage door openers.
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