Other situations solenoid valve

Other situations solenoid valve
Internal leakage → Check whether the seal is damaged and whether the spring is poorly assembled
External leakage→The connection is loose or the seal is broken→Tighten the screws or replace the seal
There is noise when power is turned on → The fasteners on the head are loose, tighten them. The voltage fluctuation is not within the allowable range. Adjust the voltage. If the core suction surface has impurities or is uneven, clean or replace it in time.