European and American refrigeration technology

High efficiency • Energy saving • Environmental protection • Smart

　　Monthly regular inspection and maintenance of the freezer:

1. Check whether the voltage is normal and lack of phase.

　　2. Check and record the operating current.

　　3. Measure and record whether the high and low pressure and temperature control temperature are normal. High pressure is 1.5MPa/low pressure is 0.45MPa when party

　　 4. Check whether the chain control circuit device is loose or aging.

　　 5. Check whether the oil level and oil temperature are normal.

　　 6. Check the compressor for abnormal sound and abnormal vibration.

　　 7. Refrigerant system test.

　　 8. Overall commissioning and testing.

　　 9. Regularly check whether the quality of chilled water and cooling water is normal. When the water source becomes dirty or degenerate, please replace the water source in time.