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  Common Fault Analysis and Solution Measures for Pneumatic Valves (10)  
     
  Pneumatic valve is an automatic actuator powered by compressed air, which has the characteristics of simple structure, reliable operation, and stable performance. As an indispensable and important component of industrial automation control system, the normal operation of pneumatic valve is crucial for the stable operation of production line. However, due to prolonged use or improper operation, pneumatic valves may experience various malfunctions during operation.



Fault:


The diaphragm valve has internal leakage and the PTFE part of the diaphragm is severely raised.

Reason:


Under high temperature conditions, there is a significant vacuum in the pipeline.

Solution measures:


Eliminate high vacuum conditions through process adjustments. Replace the diaphragm and tighten it according to the method and torque requirements specified in the manual.