Electromagnetic valve common failures and troubleshooting methods
Electromagnetic valve does not work after the power supply troubleshooting method to check the power connection is bad;
Check whether the power supply voltage in & plusmn;
The scope of work;
Whether the coil desoldering;
The coil short circuit;
Working pressure difference is not appropriate;
The fluid temperature is too high;
Have impurities to make electromagnetic valve of the main valve core and the moving core card;
Liquid viscosity is too large, the frequency is too high and had come to life.
Check whether the power connection bad & rarr;
Connectors and wiring connection again;
Adjusted to normal position range;
Replace the coil;
Adjust the pressure difference & rarr;
Or replacement of proportion of electromagnetic valve;
Change of proportion of electromagnetic valve;
For cleaning, such as sealing damaged seal and install the filter should be changed;
Replace the product.
Voltage fluctuation is not allowed within the scope of adjust voltage.
Core surface impurities or uneven absorption, clean or replace in a timely manner.