2.8 Automatic function
KEY
OPERATION
DISPLAY
Keep the AUTO key pressed. Activation of the function is indicated by the relative
symbol appearing on the display.
Ventilation speed adjustment will occur automatically between a minimum and a maximum value,
according to the effective distance of the environment temperature from the set point, based on a PI type
algorithm.
2.9 Silent function
Key
Operation
Display
Keep the Silent key pressed. Activation of the function is indicated by the relative symbol
appearing on the display.
The ventilation speed is restricted to a more contained maximum value.
2.10 Night function
Key
Operation
Display
Keep the Night operation key pressed. Activation of the function is indicated by the
relative symbol appearing on the display.
By selection this operation mode, the ventilation speed is limited to a very contained value, and the set
temperature is automatically changed as follows:
-
decreased by 1 °C after one hour and an additional degree after 2 hours in heating function;
-
increased by 1 °C after one hour and an additional degree after 2 hours in cooling function.
2.11 ON/ OFF heating elements
Key
Operation
Display
Keep the ON standby key pressed for about 2 seconds. The lack of any light
indicators from the display indicates "standby" status (no function).
The display is OFF
Keep the Night operation key pressed. Activation of the function is indicated by the
relative symbol appearing on the display.
+
Keep the key + pressed to activate the heating elements
-
Keep the key - pressed to disable the heating elements
The display is OFF
3.
MAINTENANCE
Periodic maintenance is essential to keep Hybrid INV always efficient, and safe over time. These operations can
be carried out every six months or annually by the Technical Assistance Service, who is technically qualified and
prepared and has the necessary original spare parts.
