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4050T Series

Why is my manual door closer making a swooshing sound when the door is cycled?

Resolution: With closers being hydraulic in nature and fluid being pushed thru the cylinder and ports you will always have some level of noise and this can be amplified by the type of door the unit is on. ...:

Can you order an LCN Closer without a finish?

Resolution: No, all LCN and Falcon closers are shipped with an approved finish. :

Do LCN/Allegion closers keep the UL listing if the cover is not used when installed?

Resolution: Products should be installed per the manufacturer’s provided installation instructions to maintain the appropriate UL listings. The provided installation instructions are critical in ensuring...:

When adjusting the spring power of an adjustable size closer, how many turns does it take to change from one size to the other?

Resolution: It takes approximately 3 full turns on the spring power adjustment screw to go up or down a spring size.:

Does an Exterior Exit Door need to be a fire rated opening?

Resolution: It’s rare to see a fire-rated exterior door, but it can happen. It’s usually when there is another building nearby – like across a narrow alley.Always check with building codes and local AHJ.: