Operating The Remote Controller; Install/Replace Batteries; Automatic Operation; Cool, Heat, And Fan Only Operation - Mitsubishi Electric R410A Technical Manual

R410A Tropical Split Type Technical Manual

1.4 Operating the Remote Controller

1) Install / Replace Batteries
The Remote Controller uses two alkaline dry batteries (R03/Ir03X2).
※ To install batteries, slide back the cover of the battery compartment and install the batteries according to the
directions (+and -) shown on the Remote Controller.
※ To replace the old batteries, use the same method as mentioned above.
NOTE:
1. When replacing batteries do not use old batteries or a different type battery. This may cause the remote controller to
malfunction.
2. If you do not use the remote controller for several weeks remove the batteries. Otherwise battery leakage may damage the
remote controller.
3. The average battery life under normal use is about 6 months.
4. Replace the batteries when there is no answering beep from the indoor unit or if the Transmission Indicator light fails to
appear.

2) AUTOMATIC OPERATION

When the Air Conditioner is ready for use, switch on the power and the OPERATION indicator lamp on the
display panel of the indoor unit starts flashing.
※ Use the MODE select button to select AUTO.IN the multi system, to avoid mode conflict; auto-mode is
taken as cool mode.
※ Push the TEMP button to set the desired room temperature.
※ The most comfortable temperature settings are between 21℃ and 28℃
※ Push the ON/OFF button to start the air conditioner. The OPERATION lamp on the display panel of the
indoor unit lights. The operating mode of AUTO FAN SPEED is automatically set and there are no
indicators shown on the display panel of the remote controller.
※ Push the ON/OFF button again to stop the unit operation.
NOTE:
1. In the AUTO mode, the air conditioner can logically choose the mode of COOL, FAN, HEAT and DRY by sensing the
difference between the actual ambient room temperature and the set temperature on the remote controller..
2. If the AUTO mode is not comfortable for you, the desired mode can be selected manually.

3) COOL, HEAT, and FAN ONLY Operation

※ If the AUTO mode is not comfortable, you may manually change the settings by using COOL, DRY, HEAT
(HEAT PUMP units only), or FAN ONLY modes.
※ Push the TEMP button to set the desired room temperature.
※ When in COOLING mode, the most comfortable settings are 21℃ or above. When in HEATING mode, the
most comfortable settings are 28℃ or below.
※ Push the FAN SPEED to select the FAN mode of AUTO, HIGH, MED or LOW.
※ Push the ON/OFF button. The operation lamp lights and the air conditioner start to operate per your settings.
Push the ON/OFF button again to stop this unit operation.
NOTE:
The FANONLY mode cannot be used to control the temperature. While in this mode, only steps1、3 and 4 may be performed.
4) DRY OPERATION
※ Push the MODE button to select DRY.
※ Push the TEMP button to set the desired temperature from 21℃ to 28℃.
※ Push the ON/OFF button. The operation lamp lights and the air conditioner start to operate in the DRY
mode. Push the ON/OFF button again to stop this unit operation.
NOTE:
Due to the difference of the set temperature of the unit and the actual indoor temperature, the Air Conditioner when in DRY mode
will automatically operate many times without running the COOL and FAN mode.
5) TIMER OPERATION
PUSH TIMER button to set the on and off times of the unit.
Control
Wireless Remote Controller
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