Description of debugging method of door closer

The specific adjustment method is as follows:

1, externally installed. Equipped with hydraulic buffer oil pump, the closing speed will be very slow and there will be no sound after use. It is mainly used for the doors of schools, hospitals and office buildings.

2. Embedded. The main structure is composed of a buffer spring installed on the door leaf and a slideway on the door frame, which is beautiful and will not affect the beauty when closing the door. Some high-end hotels will use it.

3. Door bottom spring. Installed at the bottom of the door, there are two kinds of horizontal and vertical. It consists of an upper part and a lower part.

4. Power adjustment method. Different models of door closers have different adjustment methods and should be operated according to the adjustment purpose. If you adjust the strength of the door closer, use a screwdriver to adjust the screw corresponding to the strength. Generally, tightening will reduce the door closing strength, and loosening will increase the door closing strength.

5. Speed adjustment method. The second adjustment is speed, which is fast when the power is high and slow when the power is low. Some door closers have special screws to adjust the speed, which should be adjusted in combination with power screws. Adjust the strength first, then find the screw to adjust the speed and rotate according to the instructions.