Mitsubishi Electric MSZ-WG20VA-H1 Operating And Installing Instructions page 34

Split type,wall-mounted inverter heat pump room air conditioner
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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 t�e 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 t�e
·
battery if it is not used for a long time.
Note:
If t�e battery fluid splas�es against skin or clot�es,
please wash them with clear water carefully.
If t�e battery fluid splas�es into eyes, please was�
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 t�e dust on t�e 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
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
cooling
Emergency
heating
Stop
NOTE:
This displayed in emergency operation.
·The operation is described as follows:
T�e operation is described as follows. In t�e 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
2
Emergency operation switch.
· Each press of the button enables the unit to
change operation mode following the order of
Cooling →Heating →Stop.
5
E.O.
SW
Operation indicator
AREA
L
R
Light
Black out
L
R
AREA
Black out
Light
L
R
AREA
Black out Black out
Heating
Cooling
24℃
24℃
Medium
Medium
Automatic
Automatic
Front
Front
→Stop.
Stop.

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Msz-wg25va-h1

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