Ice-making machine can not produce ice because the heat is not good, the compressor is too hot to protect the overheating of the ice. Preliminary treatment to open the lid to see if the heat sink dust affect the wind flow or other foreign bodies to cover the heat sink, it can be cleared. In addition, if you use the fan to dissipate heat, see if the fan is working properly. Some ice-making machines are not cooled by the wind, but through the water into the condenser to expel heat, known as the cooling method. This method must see whether the drainage system is normal, look at the water outflow has not, under normal circumstances to regulate the valve, so that the outlet just have warm water discharge can be, so compared to the province, environmental protection.