Fourth, as for installation, the valve can be directly connected to the pipeline. Generally, no matter where the pipeline is installed, it is more convenient for operation and maintenance. It is necessary to remind you that the flow direction of the stop valve medium should be from bottom to top, while the lift valve can only be installed horizontally. 　　　　

Before installing the pneumatic butterfly valve, we should check the valve. You can think about it. When inspecting equipment, it is almost a sampling inspection, that is, not all equipment is very qualified. Maybe there is little chance of disqualification. However, if you encounter it, you will find that the equipment is unqualified when debugging after installation, which will directly lead to a great impact on your future installation. In case of such problems, it is necessary to disassemble and install them again. I believe that everyone will know how troublesome the whole thing is. Building equipment is the most basic thing for us.