Vortice PUNTO FILO MF 90 Notice D'emploi Et D'entretien page 18

effectively. Moreover, if there is any non-sealed
combustion based appliance such as a water
heater, gas stove, etc. in the same room, air
replacement must be sufficient for all appliances
to work effectively together.
• The appliance must either exhaust directly to the
outside or into a short duct (max 400 mm in
length to ensure certified performance).
Efficiency losses will occur if the appliance is
installed in ducting subject to any appreciable
back pressure.
• The appliance cannot be used to control
activation of water heaters, room heaters, etc.
nor must it be connected to the hot air ducts
used by other appliances.
• The air to be extracted from the room must be
clean (i.e. free of grease, soot, chemical and
corrosive agents, and explosive or flammable
mixtures) and must not exceed a temperature of
50°C (122°F).
• Keep the appliance's inlet and outlet grilles free
to ensure an optimum flow of air.
• Install the appliance so that the impeller is
inaccessible from the air outlet side as verified
by contact with the Test Finger, in compliance
with the current safety regulations. If this is not
possible, the relevant protection accessory must
be installed.
• T HCS Model: do not cover or obstruct the
humidity sensor grille (fig.19).
• Model PIR: do not cover the lens of the presence
sensor (fig. 19A).
The appliance must be
•
installed by a
professionally qualified
electrician.
The electrical system to
•
which the product is
connected must be in
compliance with applicable
regulations.
* (or an authorised Service Centre if you live outside the UK or Ireland)
18
An omnipolar switch with a
•
contact opening distance of 3
mm or higher should be
provided for installation,
enabling complete
disconnection under
overvoltage category III
conditions.
Products equipped with
•
single-phase wiring (M)
engines ALWAYS require
connection to 220-240V (or
only 230V where required)
single-phase lines. Any kind
of modification shall be
considered as product
tampering and shall nullify the
relative warranty.
Duct and window - wall fan
units
Precautions must be taken to
prevent gas coming from the
gas flue pipe or from other fuel
combustion units from entering
into the room.
Window - wall fan units
Fans have been designed to be
mounted on windows or
external walls.