Pneumatic ball valve repair and maintenance matters

Q: Maintenance and maintenance of pneumatic ball valves

A: Due to the fact that pneumatic ball valves have gradually become a popular valve in recent years, the current pneumatic ball valve equipment has been applied to all walks of life. Then, with the increase in the number of pneumatic ball valves. The new question is in front of us. For example: maintenance and maintenance of pneumatic ball valves. The specific maintenance and maintenance work is as follows:

1. It is necessary to first find out that the upper and lower pipelines of the ball valve have been relieved of pressure before they can be disassembled and disassembled.

2. Care must be taken to prevent the sealing surface of the damaged parts during the disassembly and reassembly. Especially for non-metallic parts, special tools should be used when removing the O-ring.

3. The bolts on the flange of the ball valve must be tightened symmetrically, gradually and evenly during assembly.

4. The cleaning product should be compatible with the rubber parts, plastic parts, metal parts and working medium (such as gas) in the ball valve. When the working medium is gas, the metal parts can be cleaned with gasoline (GB484-89). Non-metallic parts are cleaned with purified water or alcohol.