Preparation Before Operation - Mitsubishi Electric Mr.Slim MSH24WN Operating Instructions Manual

PREPARATION BEFORE OPERATION

Auto restart function
I
This model is equipped with an auto restart function. If you do not want to use this
function, please consult the service representative because the setting of the unit
needs to be changed.
Auto restart function is ...
When the indoor unit is controlled with the remote controller, the operation mode, the set temperature and
the fan speed are stored in the memory. If a power failure occurs or the main power is turned off during
operation, "Auto restart function" sets automatically to start operating in the same mode as the one set with
the remote controller just before the shutoff of the main power. (Refer to page 7 for details.)
Breaker for the air conditioner
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Turn the breaker on.
Remote controller (How to set the batteries and the current time)
1 Remove the front lid and insert bat-
teries. Then reattach the front lid.
Insert the minus pole of the batteries first.
Check if the polarity of the batteries is correct.
Insert the minus
pole of the
batteries first.
2
Press the RESET button.
Press using
a thin stick.
I If the RESET button is not pressed, the remote control-
ler may not operate correctly.
6
3 Press the CLOCK set button.
Press using
a thin stick.
HR. MIN.
4 Press the and buttons
(TIME SET buttons) to set the cur-
rent time.
FAN STOP
I FEEL COOL
VANE START
HEAT DRY
MODE WIDE VANE HR.
LONG MIN.
RESET CLOCK
HR.
I Each time the
button is pressed, the set time in-
MIN.
creases by 1 hour, and each time the button is
pressed, the set time increases by 1 minute.
5
Press the CLOCK set button again
and close the front lid.
Handling of the remote controller
•
The range that the signal can reach is about
20 ft. when the remote controller is pointed at the
front of the indoor unit.
•
When a button is pressed, one or two beeps will
be heard from the indoor unit. If no sound is heard,
operate again.
•
Use the remote controller carefully.
If it is dropped, thrown or it gets wet, the remote
controller may not operate.
When installing on a wall, etc.
•
Install the remote controller holder in a position
where the signal reception sound (beep) can be
heard from the indoor unit when the ON/OFF button is
pressed.
How to install/remove the remote controller
Installing Insert the remote controller downward.
Removing Pull it up.
Remote controller
holder
Dry-cell batteries
Reference for replacing batteries
Replace the batteries with new AAA alkaline batter-
ies in the following cases:
• When the indoor unit does not respond to the re-
mote control signal.
• When the display on the remote controller be-
comes dim.
• When a button of the remote controller is pressed,
all displays appear on the screen, and then disap-
pear immediately.
Do not use manganese batteries. The remote con-
troller could malfunction.
•
The service life of an alkaline battery is about 1 year.
However, a battery which the time limit is ap-
proaching may be exhausted soon. The recom-
mended usable time limit is indicated (month/year)
on the bottom of the battery.
CAUTION
If liquid from the batteries gets onto your skin or
clothes, wash it well with clean water.
If liquid from the batteries gets into your eyes,
wash them well with clean water and consult a
doctor at once.
•
To prevent liquid leakage, take out all batteries
when the remote controller is not going to be used
for a long time.
•
Do not use rechargeable batteries.
•
Replace the 2 batteries with new ones of the same
type.
•
Dispose of exhausted batteries in the correct man-
ner.
When the remote controller cannot
be used (emergency operation)
When the batteries of the remote controller run out or
the remote controller malfunctions, the emergency op-
eration can be done using the EMERGENCY OPERA-
TION switch.
1
Press the EMERGENCY OPERA-
TION switch.
* Each time the EMERGENCY OPERATION
switch is pressed, the unit will operate in order
of EMERGENCY COOL MODE, EMERGENCY
HEAT MODE and STOP MODE.
However, when the EMERGENCY OPERA-
TION switch is once pressed, the unit will oper-
ate in test run for 30 minutes and then the op-
eration mode shifts to EMERGENCY MODE.
Details of EMERGENCY MODE are as shown below.
However, the temperature control does not work for 30
minutes in test run and the unit is set to continuous
operation. The fan speed is set to High in test run and
shifts to Medium after 30 minutes.
Operation mode COOL HEAT
75 °F 75 °F
Set temperature
Fan speed Medium Medium
Horizontal vane Auto Auto
Vertical vane Front Front
The operation mode is indicated by the Operation Indi-
cator lamp on the indoor unit as following figures.
Operation Indicator lamp
EMERGENCY COOL EMERGENCY HEAT STOP
Operation Indicator Operation Indicator Operation Indicator
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To stop the emergency operation,
press the EMERGENCY OPERATION
switch once (in case of EMER-
GENCY HEAT MODE) or twice (in
case of EMERGENCY COOL MODE).