Industry new
Pneumatic valve repair and maintenance
Q: Repair and maintenance of pneumatic ball valves
Answer: Since the pneumatic ball valve has gradually become a popular valve in recent years, the current pneumatic ball valve equipment has been applied to all walks of life. Well, with the increase in the number of pneumatic ball valve businesses. The new issue is before us. For example: pneumatic ball valve maintenance and repair work. The specific maintenance and repair work is as follows:
1, must first find out that the ball valve on the downstream pipeline has indeed removed the pressure before demolition decomposition operation.
2. When disassembling and reassembling, care must be taken to prevent damage to the sealing surfaces of parts, especially non-metallic parts. Special tools should be used when removing O-rings.
3. The bolts on the ball valve flange 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 media (such as gas) in the ball valve. When the working medium is gas, metal parts can be cleaned with gasoline (GB484-89). Non-metallic parts are cleaned with pure water or alcohol.
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