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INSTALLATION, OPERATION
AND MAINTENANCE MANUAL
I.R. REMOTE CONTROL OPERATIONS
FAN When the
button is pressed and the FAN mode is selected, the
cassette will operate as an electrical fan only.
COOLING (COOL) When the
the cassette cools the room and at the same time reduces the humidity in the
air. To start the cooling cycle, use the button
is lower than the room temperature. For example: if there is a temperature of
28°C in the room, a temperature lower than 27°C should be set in order for the
compressor and cooling to start. The appliance automatically adjusts operating
cycles in order to keep the room at the required temperature. Upon completion
of settings, press the
button and listen for the beep to make sure that the
appliance has received the command.
DEHUMIDIFYING (DRY) When the
selected, the cassette alternates cooling and fan cycles. This mode is used to
dehumidify the air without excessively altering the room temperature.
Operation is fully automatic: the appliance itself controls the fan speed
HEATING (HEAT) When the
lected, the cassette will heat the room. To start the heating cycle, use the
button and to set a temperature which is higher than the room temperature. For
example: if there is a temperature of 18°C in the room, a temperature higher
than 19°C should be set in order for the compressor and heating to start. Upon
completion of settings, press the
sure that the appliance has received the command.
AUTOMATIC MODE (AUTO) only for units with 4 pipes. Access this mode by
pressing the
button. In the AUTO mode the electronic control automatically
selects the operating mode according to the room temperature (measured by
the built-in sensor):
- if the room temperature drops below 18°C, the appliance will start the heating
cycle. This will continue until the temperature rises to above 20°C;
- if the room temperature is above 26°C the appliance will start the cooling cycle.
This will continue until the temperature drops below 24°C.
A
c °
FAN
0:00
button is pressed and COOL is selected,
to set a temperature which
A
20
c °
COOL
0:00
button is pressed and the DRY mode
A
20
c °
0:00
DRY
button is pressed and the HEAT mode is se-
button and listen for the beep to make
A
20
c °
0:00
HEAT
Vers. 2009-3
FAN SPEED ADJUSTMENT (FAN) When the FAN button is pressed, one of the
following fan speeds can be selected: AUTO - MINIMUM - AVERAGE - MAXIMUM
- TURBO
Pic. 35
In the AUTO mode, the electronic control automatically selects the fan speed ac-
cording to the difference between the set temperature and the room temperature.
This function automatically increases the fan speed if a greater cooling or heating
effect is required.
SLEEP MODE (SLEEP) Access this mode by pressing the
symbol
will appear on the display, as shown in the drawing to the side.
The SLEEP mode automatically adjusts the temperature to make the sleeping
environment more comfortable during the night. During the cooling or dehumi-
difying modes the set temperature is increased gradually by 2°C during the fi rst
Pic. 36
two hours of operation. During the heating mode the set temperature is decre-
ased gradually by 2°C during the fi rst 2 hours of operation. Timed switching off
can also be set together with the SLEEP mode.
Note:
- When the system is set to SLEEP mode, this will be cancelled when the
key is pressed;
- When the system is set to SLEEP mode and the
previously set temperature will be increased by 1 °C;
- The SLEEP function will be cancelled if there is a power failure.
Pic. 37
SETTING THE CLOCK Press the CLOCK key and the corresponding part on
the display will fl ash: the current time is set via the
pleted, confi rm the time by pressing the
verify that the correct signal has been received.
IMPORTANT: Before setting timed switching on, set the required operating
mode and fan speed. Then switch the air conditioner off.
Pic. 38
CLOCK
RESET
TIMED SWITCHING ON To set timed switching on, the appliance must be off.
Press the
button and the corresponding part of the display starts to blink.
Set the time for timed switching on using the
switching off time may also be set by pressing the
required time using the
button and listen for the beep to make sure that the appliance has received
the signal.
18
water cassettes
A
20
c °
0:00
AUTO
c °
FAN
0:00
key is pressed, the
A
20
c °
COOL
0:00
key. Once this is com-
key and the acoustic signal will
A
20
c °
COOL
12:57
button. The subsequent
button and setting the
button. Confi rm the new setting by pressing the
Pic. 39
Pic. 40
button. The
Pic. 41
Pic. 42
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