
3
1 Operation icon: Indicate unit ON and OFF status; the icon displays when the unit
is on and does not display when the unit is off;
2 Mode area: Indicate the main unit operating mode; details refer to Page 7;
3 Water temperature: 2 status can be displayed:;
4 Timing ON/OFF indication: Indicate the timing information; details refer to Page 9;
5 Function icon
1) : Displays when the unit controlled by remote switch;
2) : Displays when the unit operation forced cooling mode;
3) : Displays when the unit is needed. Press and hold “MODE” key for 3 seconds to
cancel the icon and timing will restart until next maintenance;
4) : The reserved icon;
5) : The reserved icon;
6) : Displays when check function is on; details refer to Page 17;
7) : Displays when ambient temperature is low which means the main
unit need anti-freezing action;
8) : Displays when no key operation for 2 minutes and all keys are locked.
Press and hold “OK” key for 3 seconds to unlock;
9) : Displays when error or protection occurs and means the unit need maintainence
by professionals.
6 The unit number: The user can set the number,details refer to Page 15;
7 Water level indication: The reserved icon;
8 Clock: Under normal status displays clock; Under timing setting displays the setting
timing, details refer to Page 14;