Indoor Unit; Outdoor Unit; Remote Controller; Installing Remote Controller Batteries - Mitsubishi Electric MSZ-DM25VA Operating Instructions Manual

● OPERATING INSTRUCTIONS ●
N
AME OF EACH PART

Indoor unit

Front
panel
Air fi lter
Air cleaning fi lter
(Silver-ionized air
purifi er fi lter)
Horizontal vane
Air outlet
Heat exchanger
Spec name plate *1
Remote control
receiving section
Operation indicator lamp
Emergency operation switch

Outdoor unit

Outdoor units may be different in appearance.
*1 The manufacturing year and month is indicated on the spec name plate.
P
REPARATION BEFORE OPERATION
Before operation: Insert the power supply plug into the power outlet and/or turn the breaker on.
Installing the remote controller batteries
1.
Remove the back lid.
2.
Insert the negative
pole of AAA alkaline
batteries fi rst.
3.
Install the back lid.
• Make sure the polarity of the batteries is correct.
• Do not use manganese batteries and leaking batteries. The remote controller
could malfunction.
• Do not use rechargeable batteries.
• The battery replacement indicator lights up when the battery is running low.
In about 7 days after the indicator starts lights up, the remote controller stops
working.
• Replace all batteries with new ones of the same type.
• Batteries can be used for approximately 1 year. However, batteries with
expired shelf lives last shorter.
• Press RESET gently using a thin instrument.
If the RESET button is not pressed, the remote controller may not operate
correctly.
En-3
Air inlet
Emergency
operation
switch
Page 4
Air inlet (back and side)
Spec name plate *1
Refrigerant piping
Air outlet
Drainage hose
Drain outlet
4.
Press RESET.

Remote controller

Battery replacement indicator
Page 3
Operation dis-
play section
OFF/ON
(stop/operate)
button
Temperature
buttons
Page 4
Operation
select button
Page 4
RESET button
Page 3
Only use the remote controller provided with
the unit.
Do not use other remote controllers.
If two or more indoor units are installed in
proximity to one another, an indoor unit that is
not intended to be operated may respond to the
remote controller.
Signal transmitting section
Distance of signal :
About 6m
Beep(s) is (are) heard
from the indoor unit
when the signal is
received.
ECONO COOL
button
Page 5
FAN speed
control button
Page 4
VANE control
button
Page 4
TIME set button
Page 5
TIMER mode
select button
Page 5
Remote controller
holder (option)
• Install the remote control-
ler holder in a place where
the signal can be received
by the indoor unit.