Maintenance/Cleaning; Information For The Installer - Vortice VORT LETO MEV Notice D'emploi Et D'entretien

ENGLISH
• the TIMER setting.
Pressing the other buttons, will be considered an
accidental event and will cause any action.
Warning/error signals
• Low battery is indicated on the remote control by a
flashing of the relative icon and an acoustic signal (a
sequence of double BEEPs).
batteries have been replaced, the acoustic warning
will stop and the icon will go off.
Error warnings are indicated on the display by the
relative codes (ER01, ER02, etc...) and an acoustic
warning signal (a sequence of double BEEPs). The
malfunctions will be indicated as:
ER02 : blockage of the fan motor intaking fresh air
from outside;
ER04 : the remote control does not receive signals
from the appliance
ER05 : the remote control is not transmitting signals
to the appliance.
ER09 : the Relative Humidity sensor in the stale air
outlet delivery duct from the house upstream of the
exchanger is not active;
It should be noted that malfunction signals caused by
critical appliance malfunctions will cause the
appliance to stop working until the problem has been
resolved. In this case, the alarm will sound for 30
seconds. After this time it will stop and an error
message will remain on the display. In other cases,
once a problem has been signalled, the appliance will
go on working at V min . The alarm will sound for 5
seconds. After this time it will stop and an error
message will remain on the display. In these
circumstances, the user will not be able to change the
operating mode(e.g. MAN or AUTO). Pressing the
RESET button following the display of a malfunction
code will shut off the acoustic alarm; The display on
the remote control unit however will continue to show
the malfunction signal until the problem has been
resolved.

Maintenance/Cleaning

Appliances in the Vort Leto Mev range do not need
scheduled maintenance work. Depending upon the
degree of pollution in the areas served by the units,
you are recommended to have the inside of the
appliances cleaned every 3/4 years (to be carried out
by a qualified technician)
(see INFORMATION FOR THE INSTALLER)
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Information for the Installer

INSTALLATION
Appliances in the Vort Leto Mev range are compatible
with installation in differing types of buildings whether
Once the expired
new or existing. They can be mounted vertically,
horizontally or inclined, in false ceilings, on
mezzanines, on ceilings, etc. The appliance can be
fixed in position by using the slots on the base.
During the installation procedure, the instructions in
this booklet must be followed carefully and all current
legislation complied with:
• power supply - 230V~50 Hz;
• use a suitably sized multi-polar switch with a
• connecting pipes must be the right size (125 mm
• ducting that leads to or crosses unheated areas
The VORT LETO MEV RF and VORT LETO MEV RF
AUTO models can be commanded by remote control.
For information about installing RF and RF AUTO
models, refer to the sections about Remote Control
Units in this instructions booklet.
INITIAL SETTING OF SPEED
Removing the upper cover
Undo the fixing screw (fig.13) and use the lever to
remove the cover. (fig 14)
minimum contact gap of 3 mm to install the
appliance;
diameter and 204 x 60 mm if rectangular);
should be insulated to prevent the formation of
condensation.
13 13