How to adjust the air pressure in the modification scheme of pneumatic stainless steel PTFE flange butterfly valve? Fault 4: The actuator motor heats rapidly, vibrates and crawls, and stops moving in a short time. Treatment method: measure whether the input terminal of control module is disturbed by AC with AC 2V voltage; Check whether the signal line is isolated from the power line; Whether the potentiometer and its wiring are in good condition; Whether the feedback component acts normally.
、 (10) For electric valves that have just entered the warehouse, they should be checked to ensure that they are not blocked by impurities during transportation, and they should be wiped clean before storage.
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