(The machine can be cleaned by itself, and the cleaning method is as follows.) The insulation inside the electric field is burnt out, and the machine is red, so it can't work normally. (Contact the manufacturer for maintenance) The fuse inside the power supply is blown, and the machine is red, so it can't work normally. (Contact the manufacturer for maintenance) The voltage is high or low, the voltage is not adjusted within the specified voltage, and the machine is red and cannot work normally. (Contact the manufacturer for debugging). After cleaning the internal electric field of the machine, many customers will make a mistake, that is, the internal electric field is installed backwards, and the machine is red and cannot work normally. Remember the sequence of assembling the machine before disassembling it. The double layer can be removed and cleaned before being installed around the second layer. )