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Failure situation: After the device trips, the failure indicator will indicate that the device cannot be turned on.
Cause one: The external leakage of the refrigerant in the equipment refrigeration system.
External leakage can be checked visually or with soapy water (mainly check the following points)
Refrigeration accessories (pressure gauge, pressure switch, angle valve, expansion valve, filling valve, refrigerant discharge valve)
Refrigeration system piping (condenser inlet and outlet welds, copper pipe elbow tees, capillary weld leaks, various welding points of refrigeration system copper pipes)
