Matters needing attention before starting the heat exchange unit The heat exchange unit is equipped with a stainless steel filter blowback purification device, which has good decontamination effect and long service life. It has standardized and modular design, complete configuration, convenient installation and energy saving. So what are the matters needing attention before the heat exchange unit is turned on? 1. Switch the heat exchange unit system to the winter heating mode, that is, close the inlet valve and outlet valve of the refrigerator, and open the inlet valve and outlet valve of the heat exchange unit. 2. Open the pump and plate of the heat exchange unit, and replace the front and rear butterfly valves to ensure smooth secondary water circulation. Close the steam shut-off valve and open the front and rear shut-off valves of the steam trap to ensure that the condensate can drain smoothly. 3. Check whether the display of each instrument of the heat exchange unit is normal, including pressure gauge, thermometer, sensor, etc. 4. Check whether the heat exchange unit system is full of water and confirm whether the hydrostatic pressure of the system is normal.
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