In the off interface, press " " for 0.5 scan start up the unit, and aux. display-area shows water outlet temperature; In the running interface, press " "
for 0.5s can shut down the unit and aux. display-area shows "OFF" .
Attention: the operation of Starting up and shutting down can only be done in the main interface. For example:
2.2 Modes switching
In the main interface, you can switch different modes of cooling, heating, auto mode by pressing " ".