Operation - Mitsubishi Electric Mr. SLIM PKA-M KAL Series Operation Manual

3. Operation

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About the operation method, refer to the operation manual that comes with each remote controller.
3.1. Turning ON/OFF
[ON]
Press the [ON/OFF] button.
The ON/OFF lamp will light up in
green, and the operation will start.
When "LED lighting" is set to "No," the
ON/OFF lamp will not light up.
* Refer to the installation manual of
wired remote controller.
Note:
Even if you press the ON/OFF button immediately after shutting down the operation is progress, the air conditioner will not start for about 3 minutes.
This is to prevent the internal components from being damaged.
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Operation status memory
Operation mode
Preset temperature
Fan speed
■
Settable preset temperature range
Operation mode
Cool/Dry
Heat
Auto
Fan/Ventilation
*1 It is available when the indoor unit is connected to any of the particular outdoor units.
*2 Function setting needs to be changed. Refer to the installation manual for the setting method.
3.2. Mode Selection
Each pressing of the [F1] button cycles
Fri
through the following operation modes.
Select the desired operation mode.
Room
Cool Set temp. Auto
Mode Temp. Fan
F1 F2 F3 F4
• Operation modes that are not available to
the connected outdoor unit models will not
appear on the display.
What the blinking mode icon means
The mode icon will blink when other indoor units in the same
refrigerant system (connected to the same outdoor unit) are already
operated in a different mode. In this case, the rest of the unit in the
same group can only be operated in the same mode.
Automatic operation
<Single set point>
■
According to a set temperature, cooling operation starts if the room
temperature is too hot and heating operation starts if the room
temperature is too cold.
■
During automatic operation, if the room temperature changes and
remains 2.0 °C or more above the set temperature for 15 minutes, the
air conditioner switches to cool mode. In the same way, if the room
temperature remains 2.0 °C or more below the set temperature for
15 minutes, the air conditioner switches to heat mode.
Cool mode
15 minutes (switches from
heating to cooling)
15 minutes (switches
from cooling to heating)
Remote controller setting
Operation mode before the power was turned off
Preset temperature before the power was turned off
Fan speed before the power was turned off
Preset temperature range
Default
19 – 30 °C
17 – 28 °C
19 – 28 °C
Not settable
Cool Dry
Auto Heat
Set temperature +2.0°C
Set temperature
Set temperature -2.0°C
[OFF]
*1 *2
14 °C Cooling
14 – 30 °C
17 – 28 °C
17 – 28 °C
Not settable
<Dual set point>
Note:
• This function cannot be set depending on the outdoor unit to be
connected.
When the operation mode is set to the Auto (dual set point) mode, two
preset temperatures (one each for cooling and heating) can be set. De-
Fan
pending on the room temperature, indoor unit will automatically operate in
either the Cool or Heat mode and keep the room temperature within the
preset range.
For details on how to operate, refer to manual of remote controller.
3.3. Temperature setting
<Cool, Dry, Heat, and Auto>
28.5
Room
Cool Set temp.
Mode Temp.
F1 F2 F3
Press the [F2] button to decrease the preset temperature, and press the
[F3] button to increase.
• Refer to the table on 3-1 for the settable temperature range for different
operation modes.
• Preset temperature range cannot be set for Fan/Ventilation operation.
• Preset temperature will be displayed either in Centigrade in 0.5- or
1-degree increments, or in Fahrenheit, depending on the indoor unit
model and the display mode setting on the remote controller.
• Refer to "Function settings" in the installation manual for the 14°C cool-
ing setting.
Press the [ON/OFF] button again.
The ON/OFF lamp will come off,
and the operation will stop.
Fri
28
Room
Auto Cool Set temp.
Fan Mode Temp.
Example display
(Centigrade in 1-degree increments)
F4
en
Fri
Auto
Fan
6