As for the maintenance precautions of the electric butterfly valve, I have listed more than ten points above. If there is anything that is not up to standard, you are welcome to add. In fact, the maintenance of electric on-off butterfly valve is not a chronic problem. If you pay attention to these details, you can also use the valve for eight years. How to properly install the relevant pneumatic switch ball valve? When using the pneumatic butterfly valve, what should be paid attention to? Several troubleshooting methods for the electric butterfly valve. When installing and putting into operation the pneumatic control valve, what are the main features of the electric three-way ball valve that should be paid attention to

1. Replacement of diaphragm of pneumatic actuator During the use of pneumatic three-way ball valve, the diaphragm in the pneumatic diaphragm actuator will be subject to expansion and contraction, so it is prone to fatigue damage. It is suggested that rubber diaphragms of the same specification should be found during replacement. In the tightening stage, the diaphragm can be stressed evenly without causing leakage of the regulating valve or damage to the diaphragm.