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When the solenoid valve DHA-0714/M is working, the solenoid valve cannot be closed occasionally. The possible reasons may be: the main valve core or the sealing element of the iron moving core of DHA-0714/M has been damaged, whether the fluid temperature and viscosity are too high, whether impurities enter the solenoid valve, and whether the spring has reached its service life or deformed. What are the solutions to these problems? Next, we will analyze the reason why the solenoid valve DHA-0714/M cannot be closed and the solution to the problem.
1. The seal of the main valve element is damaged:
Solution: It is recommended to replace the seal.
2. Orifice balance hole blocked:
Solution: Clean in time.
3. Excessive viscosity or fluid temperature:
Solution: It is recommended to replace the corresponding solenoid valve.
4. Impurities enter the solenoid valve core:
Solution: In this case, cleaning is recommended.
5. Spring deformation:
Solution: It is recommended to replace the spring.
6. The service life has expired due to too high operating frequency:
Solution: It is recommended to change or update the product


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