Tips and attention:
* When the laser light comes out after stepping on the pedal, the buttons on the screen cannot be operated. Please release the pedal before operating.
* When no water flow is detected, the system will automatically stop working and issue a warning.
* When it detects that the water temperature exceeds the warning line, the system will automatically stop working and issue a warning.
* When there is no load connected to the power supply, the system will sound a warning after pressing the pre-ignition button. If you press the pre-ignition button three times without load, the system will display "ERROR ...!" In the upper left corner of the screen and lock the system 60 seconds.