When you look at a garage door from the inside there are hinges up the left side of the door up the right side and in the middle section and they all have names and numbers.
How to find which garage door hinge.
It is important to match hinges by size.
The hinges that hold the rollers or end hinges between the bottom panel of the door in california and the next highest panel should have the number one.
There is also something called a template hole pattern which has a crescent half moon shape.
If the open doorknob is on your right side it s a right hand door.
Usually the hinges between the bottom panel and the second panel will be 1 hinges.
To determine the door swing while replacing an existing door step into the doorway with your back to the hinges standing sideways in the opening facing the jamb where the door latches.
If you cannot read this number or cannot find it measure the distance from the bottom of the hinge to the middle of the top circle on the side of the hinge.
Along each side of the door from bottom to top the first item is not a hinge but a lift bracket.
Replacing an existing door.
When it comes time to replace your garage door hinges it may also be a good idea to replace your rollers.
Here s the way things lay out.
The hinge above that should have the number two and so on.
The hinges between the third and fourth panels will be 3 hinges and so on.
Most of the time you can read the number stamped into the hinge.
Be sure to select the appropriate gauge and material type for your application and environment.
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Garage door panel hinges are numbered based on where they are used on your door.
Doors leading to and from your garage most residential hinges for your exterior doors will come in one of the following sizes and have a zig zag hole pattern.
The hinges between the second and third panels will be 2 hinges.
If it s on your left side the door is left handed.
Garage door hinge 3.
Once your new hinges are installed you will want to inspect them regularly or at least twice per year to check for bends cracks and other signs of damage.
All commercial hinges are imprinted with their numerical size ie 1 2 3 etc.