Installation Instructions

14
S
I
U
2.11
2.12
2.10
2.9
A
B
1
2
3
4
5
A
B
grigio
grey
grigio
/ grey
grigio
/ grey
bLu / blue
giallo-verde / yellow-green
marrone / brown
2
1
3
4
5
3
INSTALLATION
The key lock is activated by keeping the Timer symbol on
the touch-screen display pressed for three seconds.
The user cannot perform any actions.
The stand-by symbol flashes every second.
To deactivate the lock, keep the Timer symbol pressed for
three seconds once again.
The lock remains active also for the next operations performed
via remote control and in the event of a power failure.
Press and hold the air exchange key ( ) for 10 seconds to
enable the function ("En" displayed); the dehumidification
and Auto functions are disabled (leaving active only
ventilation, heating and cooling) and the settable set range
is reduced from 22 to 28 in cooling mode and from 16 to
24 in heating mode).
The display brightness sensor can be disabled (leaving the
maximum brightness at all times) by pressing and holding
the night button ( ) for 10 seconds. "ds" (disabled) or
"En" (enabled) will appear on the display.
Touch-screen display key lock
Hotel function
It is possible to deactivate the heating or the cooling
modes following a simple procedure.
Keep the A key on the touch-screen display pressed for
5 seconds until HC (heating and cooling) appears on the
display.
Press the A key for 1 second to switch to the Co (cooling
only) mode.
Press the A key again to switch back to Ho (heating only)
mode.
Wait for 3 seconds without touching anything to memorise
the setting.
Setting cool only or heat only modes
Brightness regulation
When the CP contact opens (very low voltage, connected
to a free non-live contact) the appliance is put is stand-by
and CP appears on the display.
Using this contact, it is possible to connect an external
device that inhibits the functioning of the appliance
such as: open window contact, on/off remote, infrared
presence sensors, enabling badge, etc.
We recommend using a double insulation cable.
CP occupancy contact input connection
230V/50 Hz Electrical power supply terminal block
CP contact presence
Air outlet grill
Air intake grill
Front panel
Fixing screws
Front closing panel