Fire Door Hinge Adjustment

Then add or release tension until you get the proper close rate photo 2.

Fire door hinge adjustment.

We see the fire doors on garages with auto closure hinges that are not wound up all the time. How to adjust the tension on a autoclosure hinge for a firedoor to your garage. The tension of the spring hinges should be just about right for smooth and full closing but if you ve noticed your door is having problems closing too slowly too fast or not far enough you ll need to make some adjustments. Here are the instructions on setting the tension on 2 very popular types of these hinges.

Use caution there is a lot of force behind these springs. If the self closing door to your garage isn t closing hard enough to latch properly or the door slams shut you can adjust the spring hinge tension with a hex wrench and pliers. A spring loaded hinge can be extremely useful for doors that need to remain closed. Doors up to 60 inches in height shall be provided with 2 hinges and an additional hinge for each additional 30 inches of height or fraction.

But installation and removal can be tricky and the hinge must be at the right tension in order to be both useful and safe. For hinges that have screws on top you may use a hex wrench to make your adjustments. Adjusting the spring loaded hinge can see daunting but our step by step process is here to help. Just for fun i went back to the oldest edition of nfpa 80 that i have 1968 and it was a requirement then.

Below are the materials and instructions for how to correct problems with self closing door hinges. If you notice a slot that has holes and a small pin on the side of the hinge insert the tension rod that came with the hinges to tighten or loosen them. I ll bet that you never knew you could adjust a self closing door hing. The cairngorm group inverness suppliers of.

According to nfpa 80 if a fire door is more than 60 inches tall it requires at least 3 hinges. Remove the locking pin. Installing adjusting and removing a spring loaded hinge are important skills to know. Start by removing the locking pin photo 1.