It's an ADA [1] thing. The door will always remain open a certain length of time, after which the door close button starts to work. If you keep it open past the

It's an ADA [1] thing. The door will always remain open a certain length of time, after which the door close button starts to work. If you keep it open past the normal automatic closing time (whether with the Door Open button or by manually obstructing the door/sensor), you can usually use the "door close" button to close it immediately after. [1] Americans with Disabilities Act