1.2.2 Symbols on the display
The display has three figures in green, plus the sign
and one decimal. It also shows the symbols of the
functions selected in orange (the alarm symbol is red).
Button Colour
Meaning
LED permanently lit LED flashing
-2-
Orange
Compressor operating * Timing start-up
-7- Compressor on call -
-8- Water pump operating -
-9- Fans operating -
-10- Defrost active -
-12- Red Alarm activated -
-13-
Orange
Cool cycle -
-1- Heat cycle -
(*) Operational compressor number
Button Unit status Pressing
-3-
Loads default values Applies voltage when pressed
Returns to superior sub-group within the programming area until exiting it (saving
changes in E2PROM)
Press once
-6-
Access to Direct parameters Press for 5 seconds
Selects a Direct parameter and shows its value / Confirms parameter changes Press once
-3- + ‑6- Parameter programming with password Press for 5 seconds
-4-
Selection of higher parameter within the programming area Press once or keep pressed down
Increase value Press once or keep pressed down
Selection of heat function from standby position and vice versa (P6=1) Press for 5 seconds
-5-
Selection of lower parameter within the programming area Press once or keep pressed down
Reduce value Press once or keep pressed down
Selection of cool function from standby position and vice versa (P6=1) Press for 5 seconds
-4- + ‑5-
Manual alarm reset Press for 5 seconds
Clears hour counters (within programming area) Press for 5 seconds
-6- + ‑4- Forced manual defrost Press for 5 seconds
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