Operation - Mitsubishi Electric CITY MULTI PKFY-P NLMU 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
Preset temperature
Fan speed
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Settable preset temperature range
Operation mode
Cool/Dry
Heat
Auto (Single set point)
Auto (Dual set points)
Fan/Ventilation
The settable temperature range varies with the model of outdoor units and remote controller.
3.2. Mode Selection
Fri
83
Room
Cool Set temp. Auto
83
Mode Temp. Fan
ON
RETURN SELECT
MENU
OFF
HOLD
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.
en
3.3. Temperature setting
<Cool, Dry, Heat, and Auto (Single set point)>
Fri
83
Room
Cool Set temp. Auto
83
Mode Temp. Fan
ON
RETURN SELECT
MENU
OFF
HOLD
Press the [F2] button to decrease the preset temperature, and press the
[F3] button to increase.
• Refer to the table on this page 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, Fahrenheit in 1-2 degree increments, or in Fahrenheit, de-
pending on the indoor unit model and the display mode setting on the
remote controller.
7
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.
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
19 – 30 ºC/67 – 87 °F
17 – 28 ºC/63 – 83 °F
19 – 28 ºC/67 – 83 °F
[Cool] Preset temperature range for the Cool mode
[Heat] Preset temperature range for the Heat mode
Not settable
C002
Each pressing of the [F1] button cycles
through the following operation modes.
Select the desired operation mode.
Cool Drying
Auto Heat
• Operation modes that are not available
to the connected outdoor unit models will
not appear on the display.
Operation mode
Room temperature (Refer to the Installation Manual.)
[OFF]
Automatic operation (single set point)
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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.
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During automatic operation, if the room temperature changes and
remains 1.5°C, 4°F or more above the set temperature for 3 minutes,
Fan
the air conditioner switches to cool mode. In the same way, if the room
temperature remains 1.5°C, 4°F or more below the set temperature for
3 minutes, the air conditioner switches to heat mode.
Setback
Cool mode
3 minutes (switches
from cooling to heating)
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Because the room temperature is automatically adjusted in order to
maintain a fixed effective temperature, cooling operation is performed
a few degrees warmer and heating operation is performed a few
degrees cooler than the set room temperature once the temperature is
reached (automatic energy-saving operation).
Press the [ON/OFF] button again.
The ON/OFF lamp will come off,
and the operation will stop.
3 minutes (switches
from heating to cooling)
Set temperature +1.5°C, +4°F
Set temperature
Set temperature -1.5°C, -4°F