Mitsubishi Electric R410A Operating And Installation Instructions page 32

Preparation before operation
How to use the remote controller
The signal can travel up to 6 meters (in a straight line)away from
·
the frontal face of indoor unit.
At the time of pressing the button, the indoor unit beeps once
·
or twice to confirm the signal received. If the unit doesn't beep,
press the button again.
Use the remote controller carefully.
·
If it falls down to the ground, is thrown or soaked in water,
malfunction may result.
Battery
Standard for replacing battery
■
Two new alkaline batteries (No.7, LR03) shall be replaced in
the following condition:
The indoor unit has no response to the signal sent from the
·
remote controller.
The display of the remote controller becomes light.
·
Please don't use manganese battery, or the remote controller
will be in failure.
The lifespan of a alkaline battery is about one year. However,
·
it's recommended to consider the expiration date (year/month)
at the bottom of a battery. If the expiration date draws near, the
battery should be replaced as soon as possible.
In order to avoid fluid leakage, please take out the battery if it
·
is not used for a long time.
Note:
If the battery fluid splashes against skin or clothes, please wash
them with clear water carefully.
If the battery fluid splashes into eyes, please wash them with
clear water immediately and see a doctor.
Don't use rechargeable battery.
·
Two batteries shall be of the same type.
·
Obsolete batteries shall be disposed of properly.
·
Auto-restart function
The unit is set with auto-restart function, which is set to OFF when
■
the unit leaves factory. If you want to use the function, contact the
technical service center.
Auto-restart function refers to
the following contents:...
When the indoor unit is controlled by the remote controller,
the unit will automatically remember the operation mode, set
temperature and fan speed. If power cut or power-off occurs
during operation, Auto-restart function will enable the unit to
start automatically and operate in the previous mode set by the
remote controller after power-on.
Indoor unit
Insert the power plug in the socket. Turn the power switch
to ON position.
Warning
Confirm a firm connection by removing the dust on the power plug.
Fire or electric shock may result from a plug with dust or socket in
failure.
When the remote controller can't be used
(emergency operation)
When the dry batteries in the remote controller are exhausted, or when
the remote controller is in failure, you can use the emergency operation
button on the unit to control the operation.
Press the emergency operation button.
1
Each press of the button enables the unit to change operation
·
mode following the order of Cooling→Heating→Stop.
The operation mode is indicated by the AREA lamp on the indoor
·
unit as follows:
Emergency
AREA
cooling
Emergency
AREA
heating
Stop AREA
NOTE:
In emergency operation, AREA setting is not work.
·
The operation is described as follows.
·
In the first 30 minutes, the unit only operates continuously without
impact from room temperature. The fan speed is constant. After
30-minute operation, the unit status is as follows:
Operation mode
Set temperature
Fan speed
Horizontal (vane)
Vertical vane
To stop the Emergency operation, press the Emergency
·
2
operation switch.
Each press of the button enables the unit to change operation
mode following the order of Cooling →Heating →Stop.
31
E.O.
SW
AREA lamp
L R
light gray
L R
gray light
L R
gray gray
Cooling Heating
24 24
℃ ℃
Medium Medium
Automatic Automatic
Front Front
→Stop. Stop.