Operation - Mitsubishi Electric PCA-M KA 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]
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
en
Preset temperature
Fan speed
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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
Fri
Room
Cool Set temp.
Mode Temp. Fan
F1 F2 F3 F4
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.
6
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.
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
Press the [F1] button to go through the op-
eration modes in the order of "Cool", "Dry",
"Fan", "Auto", and "Heat". Select the desired
operation mode.
Cool Dry
Auto Heat
• Operation modes that are not available to
the connected outdoor unit models will not
appear on the display.
[OFF]
14 °C Cooling *1, *2
14 – 30 °C
17 – 28 °C
17 – 28 °C
Not settable
Automatic operation
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According to a set temperature, cooling operation starts if the room tem-
perature is too hot and heating operation starts if the room temperature
is too cold.
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During automatic operation, if the room temperature changes and remains
2.0 °C or more above the set temperature for 15 minutes, the air condi-
tioner switches to cool mode. In the same way, if the room temperature
Fan
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 cooling to heating)
Press the [ON/OFF] button again.
The ON/OFF lamp will come off, and
the operation will stop.
15 minutes (switches from
heating to cooling)
Set temperature +2.0°C
Set temperature
Set temperature -2.0°C