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INDICATOR "LED" OF THE INDOOR UNIT
The following is a description of the meaning of the LEDS on the front part of the indoor unit as they come on:
1. HEATING MODE INDICATOR
Units run when setting temp is lower than the room tem-
perature.
2. COOLING MODE INDICATOR
Units run when setting temp is upper than the room tem-
perature.
3. SLEEP INDICATOR
Units run in sleep mode.
PROBE AUTODIAGNOSIS
The unit has a monitoring function that checks for probe and motor faults.
If the control detect a wrong thermistor resistance valve a temperature value the following error code:
E1: check the ambient will display
E2: check the pipe will display
E3: control the fan motor
DESCRIPTION OF THE OPERATING MODES
The following operating modes are available:
Operation in the Cooling mode: this function is obtained by pressing the "MODE" key until the relative "COOL" symbol
appears on the display. The unit begins to operate if the temperature setting is less than that of the environment.
Available operating range: 18-30°C; preset temperature 25°C.
Ventilation mode: allows the air to circulate around the surrounding room in the automatic mode, at the speed set by
means of the Fan key: Auto, High, Medium or Low.
Operation in the Heating mode: this function is obtained by pressing the "MODE" key until the relative "HEAT" symbol
appears on the display. The unit begins to operate if the temperature setting is higher than that of the environment.
The fan of the interior unit only starts to operate when a certain temperature has been reached in the heat exchange
coils. Available operating range: 18-30°C; preset temperature 20°C.
Operation in the Fast Cooling mode: this function is obtained by pressing the "HI.COOL" key (the relative symbol
will appear on the display) and allows the set temperature to be reached more rapidly than the normal operating mode.
SLEEP mode: press the "SLEEP" key to preset the machine for the overnight mode, shown by the relative symbol on
the display.
1-nin the Cooling mode ("COOL"), the temperature increases 1°C per hour for the first two hours of operation, after
which it remains constant.
2-nin the Heating mode ("HEAT"), the temperature decreases 1°C per hour for the first three hours of operation, after
which it remains constant.
Silent mode: press the "QUIET" key to preset the machine to the silent operating mode.
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SETTING AT WORK
18
1
2
3
°C
4
5
4. TEMP INDICATOR
Display the room temp.
5. TIMER INDICATOR
6. INDICATOR FAN MODE
Activa in fan mode selection.
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