Back Check Valve Door Closer

Door closer bc or back check means how the door responds when fully opened the amount of resistance when opening the door past a certain point.

Back check valve door closer.

Sometimes we hear customers say that the door is hard to open or that they want us to adjust the tension on the door closer. How to adjust the back check valve on a ts 5204 door closer. Most door closers have a few simple adjustments. The valve on the back of a 4041 4040xp closer is a back check selector valve that needs to be turned in on parallel arm mount applications only.

A lot of door closers will have 2 3 adjustable valves screws that control the flow of the oil in the closer when the arm moves. Check all templating and settings. If a 4041 4040xp closer mounted top jamb or pull side and there is no backcheck the closer could be defective. They are usually the latching speed closing speed and back check.

Back check is used to slow the door down not to stop the door. The global door controls tc2204 commercial door closer comes with a size 3 spring tension and in a sleek aluminum finish. Back check is used to slow the door down if someone throws the door open or if the wind were to catch the door and blow it open. It is a versatile utility closer that provides narrow styling.

Swing speed from an open position to the last 5 15. If a 4041 4040xp closer mounted top jamb or. A properly adjusted door closer latch speed should never slam the door closed causing stress on the door and frame. The latch speed is the last 5 15 degrees before th.

Back check last 5 15 degrees of the door opening 2. Back check valve valve 1 as specified in instructions controls the back check intensity 3 32 allen wrench. Hold open is the ability of the door closer to hold the door in the open position. The closer is recommended for use on all aluminum store front doors wood or hollow metal commercial applications.

How it works and how to adjust. What is a hold open or hold open arm. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. The valve on the back of a 4041 4040xp closer is a back check selector valve that needs to be turned in on parallel arm mount applications only.