How does a transom door closer work?
Transom mounted door closers provide all the same functionality and efficiency of an overhead door closer but are fitted within the frame at the head of a door. They have springs inside the mechanism and these come in different levels of strength which is what the EN number refers to.
What is a surface mounted closer?
Surface mounted closers are the most popular closers in today’s market. They are mounted on the surface of the door or frame, on the push or pull side of the door, depending on the arm that is used with the closer.
Does a door closer go inside or outside?
Closers should be mounted on the interior side of exterior doors, and for interior doors the closer should be mounted on the side of the door that is least exposed to public view. A parallel arm closer is mounted on the push side of the door, and the arm is parallel to the frame when the door is closed.
How do you adjust an aluminum commercial door?
On top of every storefront door there is a single screw that allows you to adjust the position of the door slightly up or down. To raise the door tighten the screw clockwise. To drop the door loosen the screw by turning counterclockwise.
How do you calibrate a door closer?
How to Adjust a Standard Door Closer in 6 Steps
- Step 1: Remove the cover. If you can’t see the adjustment valves, then the closer has a cover that needs to be removed.
- Step 2: Close all of the valves.
- Step 3: Adjust the backcheck.
- Step 4: Adjust the sweep/main speed.
- Step 5: Adjust the latching speed.
- Step 6: Test the door.
What is parallel arm installation?
Door Closers with Parallel Arm The closer body is installed on the push side of the door and the arm is installed to the soffit on the head of the frame. The parallel arm folds in so that it is parallel to the face of the door. Many parallel arm closers allow doors to travel up to 180 degrees.
What is parallel arm door closer?
When installing a parallel arm closer, the body of the closer is mounted onto the push side of the door and the closer arm is installed onto the frame. When the door is closed, the arm’s position is parallel with the top of the frame, which is the reason it is called a “parallel” arm closer.