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• The appliance must expel air directly to the outside
through a single dedicated duct.
• The flow of extracted air must be clean (i.e. free of
grease, soot, chemical and corrosive agents and
explosive or flammable mixtures).
• Keep the air intake and outlet ports of the appliance
free of obstructions, to ensure optimum air flow.
• Maximum operating temperature: 45°C.
• The specifications of the power supply must match
those of the data plate A (Fig.1)
1 1
A
Frame and equipment supplied
The main parts of the appliance are:
• an outer casing of plastic fashioned in two halves, with
metal fastening plates;
• a polystyrene counterflow type heat exchanger,
featuring a special geometry designed to guarantee
the highest possible efficiency in terms of heat
exchange (up to 94%);
• two energy-saving variable-speed brushless motors (3
preset speeds);
• an electronic controller supervising the power input,
regulation and control of the appliance;
• two thermostat controlled actuators operating the by-
pass valve (where specified);
• remote control panel ("One F" model): the component
is packed in the electronic control box compartment
(accessed by opening the cover on the bottom of the
appliance);
• 4 temperature sensors;
• 2 x F5 filter
• 1 MODBUS cable
16
Key to air connections (fig.2)
2 2
B
A
A: Clean air outlet inside the room
B: Stale air intake from room
C: Fresh air intake from outside
D: Stale air outlet to outside
Installation
N.B. The appliance is not suitable for outdoor
installation.
The appliance must be installed in accordance with
current safety regulations in the destination country, and
with the instructions in this booklet.
The appliance must be fitted to an interior surface or
wall of the dwelling that is structurally sound enough to
take its weight (25 kg max).
Ensure that connections to the appliance are optimized
and simplified by strategic positioning of the electrical
interface, from which the wires emerge (fig.3).
3 3
D
C
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