Mitsubishi Electric Mr.Slim MSZ-A24NA User manual

MITSUBISHI
ELECTRIC
SPLIT-TYPE AIR CONDITIONERS
ACONDICIONADORES DE AIRE DE TIPO DIVIDIDO
OPERATING INSTRUCTIONS
MANUAL DE INSTRUCCIONES
MSZ-A24NA
Mr.SLIIM
For customers ]
Thank you very much lor purchasing this Mtisubishi room air conditioner.
• To use this unti correctly and safely, be sure to read this operating instructions before use. Keep this manual carefully for
later relerence.
• Be sure to receive a guarantee card IBm your dealer and check that the purchased date and shop name, etc. are entered
correctly.
•This air condiidoner shoaid not be installed by ihe customer. (Safety and performance functions cannot be assured.)
Para clientes
G raaias por adquirir este acondic_onader de aire Mitsubishi.
• Para utilizar esta unihad de torma cort_cta y segura, lea prevaimenle eaias instrucaiones de thncainamienlo. Guarde este
manual para consutias posleriores.
•Aseg_rese de recibir la garant[a de su distribaider y comprohar que connene la fecha de compra, el hombre del eaiablec-
imienth, elc. correetos.
• Este acondicianador de aire no deha set instaiade pot el cliente (ya que no se asegura que se cumplan las fanaiones de
rendimienlo y segurihad).

CONTENTS
SAFETY PRECALB IONS ............................................................................................................................. 2
NAME OF EACH PART ................................................................................................................................ 3
PREPARATION BEFORE OPERATION ...................................................................................................... 4
AUTO CHANGEOVER... AUTO MODE OPERATION ................................................................................. 6
MANUAL OPERATION (COOL, DRY, HEAT) ............................................................................................... •
AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT ........................................................................... 7
POWERFUL OPERATION ........................................................................................................................... 8
ECONO COOL OPERATION ....................................................................................................................... 8
TIMER OPERATION (ON/OFF TIMER) ....................................................................................................... 9
WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED
FOR A LONG TIME ...................................................................................................................................... 9
MAINTENANCE ......................................................................................................................................... 10
CLEANING THE AIR FILTER (CATECHIN) ............................................................................................... 10
REPLACEMENT OF THE AIR CLEANING FILTER ................................................................................... 11
CLEANING THE AIR CLEANING FILTER .................................................................................................. 11
BEFORE CONTACTING THE SERVICE REPRESENTATIVE,
CHECK THE FOLLOWING AGAIN ............................................................................................................ 12
WHEN YOU THINK THAT TROUBLE HAS OCCURRED .......................................................................... 12
INSTALLATION, RELOCATION AND INSPECTION .................................................................................. 13
iNDICE
MEDIDAS DE SEGURIDAD ...................................................................................................................... 14
NOMRRE DE LAB PARTES ...................................................................................................................... 15
PREPARADI(_N ANTES DE PONERLO EN FUNCIONAMIENTO ........................................................... 16
AUTO CHANGEOVER... [CONMUTACION AUTOM/_TICA] FUNCIONAMIENTO EN MODO AUTOM/_TICO ......... 18
ACCIONAMIENTO MANUAL (REFRIGERAClON, DEBHUMIDIFICACION, CALEFACClON) ................ 19
AJUBTE DE LA VELOCIDAD Y DE LA DIRECClON DEL FLUJO DE AIRE ............................................. 19
FUNClONAMIENTO DE GRAN POTENCIA ............................................................................................. 20
FUNClON DE OEBCON EXlON AUTOMATICA (ECONO COOL) ............................................................. 20
ACCIONAMIENTO FOR EL TEMPORIZADOR (TEMFORIZADOR DE CONEXI(_I/DESCONEXI(_I) .......... 21
CUANDO EL ACONDICIONADOR DE AIRE NO SE VAYAA UTILIZAR DURANTE MUCHO TIEMPO ........... 21
MANTENIMIENTO .................................................................................................................................... 2_
LIMPIEZA DEL FILTRO DE AIRE (TANINOS) ........................................................................................... 22
SUBTITUCION DEL FILTRO DE LIMPIEZA DEL AIRE ............................................................................ 23
LIMPIEZA DEL FILTRO DE AIRE .............................................................................................................. 23
ANTES DE BOLIClTAR EL BERVIClO TECNICO COMPRUEBE DE NUEVO LO BIGUIENTE .............. 24
BI CREE QUE BE HA PRODUCIDO UN PROBLEMA .............................................................................. 24
INBTALACI6N, CAMBIO DE BITIO Y INBPECClON ............................................................................... 25

SAFETY PRECAUTIONS
• Since rotetlng parts and parts which could cause an electric shock are used In this product, be sure to read
these "Safety Precautions" before use.
•Since the cautionary Items shown here are Important for safety, be sure to observe them.
•Stop using the air conditioner and consult your dealer In case any trouble or abnormality occurs,
1
Z_ WARNING: Incorrect handling could cause a serious hazard, such as death, serious Injury, etc. with a high prob-
ability.
Z_ CAUTION: Incorrect handling could cause a serious hazard depending on the conditions.
1
®
0
®
@
@
: Be sure not to do.
: Be sure to follow the Inetructlon.
: Never Insert your finger or stick, etc.
: Never step onto the Indoorloutdoor unit and do not put anything on them,
: Danger of electric shock. Be careful,
: Be sure to shut off the power,
•After reading this manual, keep It together with the Inatallatlon manual In a handy place for easy reference.
FRONT PANEL ENCLOSURE
AIR OUTLET
im

•This air conditioner is NOT intended for use by children or infirm persons without supervisions.
Do net use Intermediate connection of the power supply cord or the extension cord and do not
connect many davlcos to one AC outlet.
• A fire or an electric shock may result from poor contact, poor insulation, exceeding the permissible
current, etc.
Do net scratch or process the power supply cord, etc.
•Do net put heavy object on the power supply cord and de not scretch or process the cord,The cord may
be damaged and this may cause a fire or an electric shock.
Do not turn the breaker off/on during operation.
• This may cause a fire due to spark, etc.
• Be sure to turn off the breaker absolutely after swgching the indoor unit etf with the remota controller.
Do net expose your skin dlreetly to cool air for a long time.
• This could damage your health.
Installetlon, repairs or relocetlon should not be done by the customer.
• If this is done incorrectly, it may cause a fire, an electric shock, or injury from the unit falling, water
leaking, etc. Consult your dealer.
• If the power supply cord is damaged, it must be replaced by the manufacturer or gs service agent in order
to avoid a hazard.
._ Do not Insert your finger era stick, etc. Into the air Inlet/outlet.
•Since the fan rotates at high speed, this may cause an injury,
•Young children should be supervised to ensure that they do net play with the air conditioner,
When an abnormality (burning smell, etc.) occurs, stop the air conditioner and turn off the breaker.•_ftheunitc_ntinuest_be_peratadinanabn_rma_c_nditi_n_itmaycauseafire_troub_e_etc_nthiscase_
consult your dealer.
®When the air filter Is to be removed, do net touch the metal parts of the Indoor unit.
•This may cause an injury,
Do net touch the air Inlet or aluminum fin of the outdoor unit.
This may cause an injury,
Do net put a vase or glass on the Indoor unit.
Water dropping into the indoor unit may deteriorate the insulation, causing electric shock,
Do net use an Inseetlclde or flammable spray.
This may cause afire or deformation of the cabinet,
Do net put a pet or houseplant where it will be exposed to dlreet airflow.
This could injure the pet or plant,
Do net place ether eleetrlc appliances or furniture under the Indoorloutdoor unit.
Water may drip down from the unit, and this may cause damage or malfunction to them,
Do net leave the unit on an Inetalletlon stand which Is damaged.
The unit may fall and this may cause an injury.
Do net step onto an unstable bench when maintaining the unit, etc.
This may cause an injury, etc, if you fall down,
Do net pull the power supply cord.
The core wire of the power supply cord may be disconnected and this may cause a fire.
Do net charge or disassemble the batteries and do net throw them Into a fire.
This may result in leakage, fire or an explosion,
Do net operate the unit for a long time In high humidity, e.g. leaving adoor or window open.
In the cooling mode, ifthe unit isoperated in a room with high humidity (80% RH or more) for a long time,
water condensed in the air conditioner may drop and wet or damage furniture, etc,

SAFETY PRECAUTIONS
Do not operate the unit at low outelde temperature (less than 14°F) In the cooling mode.
• in the cooling mode, if the unitis operated et low outside temperature (lass than 14OF), weter con-dansed
in the air conditioner may drop and wet or damage furniture, etc,
Do not use the unit for spectei purposes.
•Do not use this air conditioner to praserve precision devices, rood, animals, plants and art objects.
This may cause deterioration of quality, etc,
Do not put a stove, etc, where they are exposed to dlreot air[low,
• This may cause imperfect combus'don.
OWhen the unit Is to be cleaned, switch It off and turn off the breaker.
•Since the ten rotates at high speed during opera'don, this may cause an injury.
When the unit Is not going to be used for a long time, turn off the breaker.
• Otherwise, dirt may collect and this may cause a fire.
Replace the 2 batteries of the remote controller with new ones of same type.
• Using an old battery together with anew one may result in heat generetion, leakage or an explosion.
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.
Ventilate well In using the unit with astove, etc.
•An oxygen shortage may occur.
//_ Do not operate switches with wet hands.
•This may cause an electric shock,
Do not clean the air conditioner with water or put a vase or glass on It.
•Water may enter the unit and degrade the insulation. This may cause an electric shock.
_) Do not step or put anything on the Indoor/outdoor unit.
•This may cause an injury, etc, if you or something tells down,
;r;],iRI]1-t1_iF_?;311
• Consult your dealer tar installetion of the air condi_oner, Since special techniques and work are required,
instella_on should not be done by the custeme_ If this is done incorrec_ it may cause a fire, an electric
shock, injury or water leaking,
Do not Install the unit where flammable gas could leak,
•If gas leaks and collecte around the unit, it may cause an explosion,
Ground the unit.
•Do not connect the ground to agas pipe, water pipe, lightning rod or the ground of a telephone. It the
grounding is incorrect, it may cause an electric shock.
Install a Ground Fault Interrupt (GFI) circuit breaker depending on the place where the air condi-
tioner Is to be Installed (humid places, etc.).
•If the Ground Fault Interrupt (GFI) cirouit breaker is not instelled, it may cause an electhc shock,
Drain should be fully drained.
• If the drainage route is incomplete, weter may drop from the unit.This may wet and damage the terniture.

NAME OF EACH PART
ir_
(When the front panel is opened)
_ / (Emergency opera, on swffch )
Display section_
_ _Opera_on
RerTlo_a control
_(back and side)
Drainage hose
IDrain outlet 1
m

NAME OF EACH PART
I:_IF_I
Signaltransmittingsec_on /
Operation display set, on
ON/OFF (operate/
slop) but_n
Open the front lid.
INOTE 1
Use the remote controller
provided with the unit only.
Do not use other remote
controller.
(This diagram shows an overall view.)
I (HVAoNEzobntalUttC_aneburro n)
_ Opera, on select button
IECONO COOL button
Fan speed control button
Off-timer button
On-timer button
CPOWERFULbutton
CLOCK set button
m

PREPARATION BEFORE OPERATION
•These models are 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 memor_ 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 6 for details.)
•Turn the breaker on.

PREPARATION BEFORE OPERATION
]Remove the front lid and insert batteries.
Then reattach the front lid.
Insert the minus pole of the battertes first.
Check If the polarity of the batteries Is correct,
*__h e_btha_te_.inuflP_'e
]Press the RESET button.
Press using a
thmstt
• If the RESET button isnot pressed, the remote con-
troller may not operate correctly,
]Press the CLOCK set button,
Pressusinga _*
•4-_
thin sit .
]Press the 1_7 (Forward) and _(Back-
ward) buttons (TIME SET buttons) to set the
current time,
• Each time the [_ button is pressed, the set time
increases by Iminute, and each time the r_ but-
ton is pressed, the set time decreases by I minute.
• Pressing those buttons longer increases/decreases
the set time by 10 minutes.
]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 controlleris pointed at thefront of the indoor
URn.
• When abutton is pressed, one or two beeps will be
heard from the indoor unit. If no soundis heard, operate
again.
• Use the remote controller carefully
If itis dropped, thrown or it gets wet, the remote contrOl-
ler may not operate.
•Since the display on the remote controller is made of
liquid crystal (glass), itmay not light up it it is damaged
from felling.
• Refer fe page 12 when the indcor unit dens nct respond
to the remote controlsignal•
When Instslllng on a wall, etc.
• Install the remote controller holder in aposiit on where
the signal reception sound (beap) can be heard from
the indoor unitwhen the _) button is pressed.
How to Installlremove the remote controller
Installing :Insert the remote controller downward.
Removing :Pull it up.
Remote control-
lerholder
Dry-cell batteries
• Reference for replacing batteries
Replace the baderies with new AAA alkaline batteries
in the following cases:
• When the indOOrunit does not respond to the remote
control signal.
• When the display on the remcte controller becomes dim.
• When a button of the remote controller is pressed, all
displays appear on the screen, and then disappear im-
mediately
Do not use manganese batteries. The remote controller
could malfunction.
• Theservicelifeofanalkalinebatteryisaboutt year.
However, abattery whose time limit is approaching may
be exhausted soon.The recommended usable itme limit
is indicated (month/year) on the bottom of the battery.
• To prevent liquid leakage, take out all betteites when
the remote con'_oller is not going to be used for along
time.
CAUTION:
If liquid from the battertes gets onto your skin or
clothes, wash It well with clean water.
If liquid from the batterlea gets Into your eyes, wash
them well with clean water and consult adoctor at
once.
•Do not use rechargeable batteries.
• Replace the 2 betteries withnew ones of the same type.
• Dispose of exhausted batteites in the correct manner.

When the batteries of the remote controller run out or the remote controller maltenntlons, the emergency operation
can be done using the EMERGENCY OPERATION swlteh.
]Press the EMERGENCY OPERATION switch.
• Each time the EMERGENCY OPERATION switch Is
pressed, the unit will operate In order of EMER-
GENCY COOL MODE, EMERGENCY HEAT MODE
and STOP MODE.
However, when the EMERGENCY OPERATION
switch Is once pressed, the unit will operate In test
run for 30 minutes and then the operation mode
shifts to EMERGENCY MODE.
]To stop the emergency operation, press the
EMERGENCY OPERATION switch once (in
case of EMERGENCY HEAT MODE) or twice
(in case of EMERGENCY COOL MODE).
•Dntalls of EMERGENCY MODE are as shown be-
low. However, the temperature control does not
work for 30 minutes In test run and the unit Is set
to continuous operation. The ten speed Is sat to
High In test run and shifts to Medium after 30 min-
utes.
Set temperature
Fan speed
Horizontal vane
Vertical vane
75°F
Medium
Auto
Front
75°F
Medium
Auto
Front
•The operation mode Is Indicated by the Operation
Indicator lamp on the Indoor unit as following fig-
ure.
Operation Indicator lamp
EMERGENCY COOL EMERGENCY HEAT STOP
0_ _ 0 0
[Ope_'_tion Ind_0K_torl"_lb" IOperation Ind_l [Ope ratic*_ Indi_cat_]
U

AUTO CHANGEOVER... AUTO MODE OPERATION
An automatic cooling and heating changeover operation system ensures easy control and year-round
air conditioning.
Once the desired temperature is set, unit operation is switched automatically between cooling and
heating according to the room temperature. In addition, fan control of the outdoor unit enables cooling
operation at outside temperature as low as 14°1=.
[] Pressthe_button.
]Select the _(AUTO) mode by pressing the I_ button.
Each time this button is pressed, the operation mode is changed in sequence:
_* (AUTO) _ _'_ (COOL) _ b(DRY) _ O (HEAT)
The set temperature is also displayed on the remote controller.
•Press the _button.
After the operation mode is set once, the operation starts in the same mode as
o_o_
the one set previously from the next time by simply pressing the _ button.
QOOQOOQOOQOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
•When the s_ temperature is to be changed:
• Pressthe _)buttontolowerthetemperature One press lowers the temperature by about l°E
• Press the _ button to raise the temperature. One press raises the temperature by about 1°E
(1) Initial mode
(D When unit starts the operation with AUTO operation from oft;
•If the room temperature ishigher than the set temperature, operation starts in COOL mode.
•If the room temperature isequal to or lower than the set temperature, operation starts in HEAT mode.
(2) Mode change
(_ COOL mode changes to HEAT mode when about 15 minutes have passed with the room temperature 4 degrees
below the set temperature.
(_) HEAT mode changes to COOL mode when about 15 minutes have passed with the room temperature 4 degrees
above the set temperature.
NOTE:
If two or more Indoor units are operating In muitl system, there might be a case that the Indoor unit, which Is
operating In _(AUTO), cannot change over to the other operating mode (COOL<_HEAT) and becomes a state of
standby. Refer to the dstalled Information for muttl system air conditioner explained on the right.
m=

•Thase units are equipped with an aufo reatart fonc'don.When the main power is turned on, the air conditioner will start
operation automa'dcally in the same mode as the one set with the remote controller before the shutoff of the main
power.
• If the unit was sat to off with the remota controller batore the shutoff of the main power, it will remain stopped even affer
the main power is turned on.
• If the unit was in the emergency operation before the shutoff of the main power, itwill start operation, when main power
comes on, in the same mode as the one set with the remote controller before the emergency operation.
• If the unit is operated in "_;_,AUTO" mode batore power tsilure, the operation mode (COOL, DRY or HEAT) is not stored
in the memory. When the main power is turned on, the unit decides the operation mode by the initial room tamperatu re
at restart and starts operation again.
Multi system air conditioner can connect bNo or more Indoor units with one outdoor unit. According to the
capacity, two or more units can operate slmuitaneously,
•When you try to operata two or more indoor units with one oufooor unit simultaneously, one for the cooling and the other
for heating, the operation mode of the indoor unitthat operates earlier isselected, The other indoor units that will start the
operation later cannot operate, indicating an operation state, (Refer to the table of Operation Indicator lamp below,)
In this case, please set all the indoor units to the same operation mode.
•When indoor unitstarts the operation while the dstrosting st outdoor unit isbeing done, it takas afew minutas (max, 10
minutes) to blow out the warm air,
•In the heating operation, the indoor unit that does nst operata may gat warm or the sound of rstrigerard flowing may be
heard, This is not amalfunction since the refrigerant continuously flows into the indoor unit that does not operate,
The operation indicator at the right side of the indoor unit indicates the opera'don state.
,if÷ -_i Lighted
Operation Indicator -o,ID- QBlinking
Not lighted
Indication Operation state Differencebetween target
temperature and room temperature
This shows that the air conditioner is operating to reach the
_m'_ _ targat tamperature. Please wait until the targat temperature About 4OF or more
is obtained.
m About 4°F or less
_!!_ o This shows that the room temperature is approaching the
target temperature.
This shows a state of standby for operation.
!i!{ _ Please rater to Information for multi system air conditioner
iD
above.

MANUAL OPERATION (COOL, DRY, HEAT)
[] Press the I_ button.
]Select the operation mode by pressing the _button.
Each time this button is pressed, the operation mode is changed in sequence:
{3. (AUTO) _ _'_ (COOL) _ _ (DRY) _ _ (HEAT)
1
•Pressthe_button.
After the operation mode is set once, the operation starts in the same mode as
the one set previously from the next time by simply pressing the _ button.
QOII QOII QOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
•When the s_ temperature is to be changed:
• Pressthe_buttontalowerthetemperature, Onepresslowersthetamperaturebyaboutl°E
•Pressthe_ buttonta raisethefamperature, One press raises the tamperature by about I°E
•When the outside famperature is low, the fan of the outdoor unit turns on and oft frequently or decreases the rotation
speed to maintain sufficient cooling capacity.
•The famperature control (temperature setting) cannot be done.
•The room temperature is slightly lowered in this operation mode.
•The details of the display on the indoor unit are explained on page 6.
If the air conditioner does not cool or heat effectively,..
If the fan speed is set to Low orAUTO, some'dmes the air conditioner may not cool or heat the air effectively. In this case, change
the fan speed to Med. or upper.
Fanspeed:Low orAUTO
Change_e fan speed.
Fanspeed:Ned.or upper

AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT
AIR FLOW velocity and direction can be selected as required.
•To change the AIR FLOW velocity, press the [_ button.
Each time the button is pressed, the fan speed is changed in sequence:
.=(Low) _ ==1(Med.) _ mall (High) 3_i_ (AUTO)
•Use the ..=11(High) nofch to cool/heat the room mere.
• If the operating sound of the air condi'doner disturbs your sleep, use the
a (Low) notch.
•To change the AIR FLOW blowing direction vertically, press the
_button.
Each 'dme the button is pressed, the angle of the horizontal vane is changed in
sequence:- (1)o," (2)3 • (3)3 _ (4)3 A(5)3_(SWING)_II_)(AUTO)
SWING OPERATION
Use the swing operation for the airflow to reach all corners of the room
Recommended horizontal vane range for more et-
flclent air-conditioning
Use the i_) (AUTO) position usually
Useposition- (1)or.- (2)intheCOOLorDRYmede
and use positions •(3) to j(5) in the HEAT mode
when adjusting to your requirements
NOTE:
•_nthec____ng_perut__n_whenthea_rc_nd_t__ner_s_peretedw_thsett_ngtheh_r_z_nta_vanet_ a(4)or i(5)for
1 hour, the AIR FLOW direction Is automatically set to horizontal to prevent condensed water from dropping.
• AdJuet the vertical AIR FLOW direction using the remote controller. Moving the horzlontal vanes manually can cause
trouble.
•In the heating operutlon, If the air flow temperetu re Is too low or when defroetlng Is being done, the horizontal vane
position Is set to - (1).
When the AUTO mode Is selected with the [_ button, the posiflon of the horizontal vane Is automatically set to
correspond to the operation mode for effective operation.
(1) HEAT: When the air flow temperature is too low. the air is blown out hodzontall_
When the air flow temperature rises, the air is blown out downwards.
(2) COOL, DRY: The air is blown out horizontally.
m
BB To change the AIR FLOW blowing direction horizontally, press the =_ button.
Each time the button Is pressed, the angle of theVERTICAL VANE Is changed In sequence:
SWING OPERATION
Use the swing operation for the air flow to reach all corners of the room
Horizontal AIR FLOW blowing range
About150 °
NOTE:
Adjust the horizontal AIR FLOW direction using the re-
mote controller, if the VERTICAL VANE Is moved manu-
ally, It may cause trouble.
U

POWERFUL OPERATION
Use this operation when you want to cool/heat your room within a short time period.
Press the [_ button.
The air conditioner automatically adjusts the fan speed and the set tempera-
ture, and operates the POWERFUL mode. The POWERFUL mode is automati-
cally released 15 minutes after operation starts, and the operation mode re-
turns to the mode prior to POWERFUL operation.
POWERFUL mode
Position of
Fan speed horizontal vane
POWERFUL-high* Set position**
Exclusive far POWERFUL mode
** When the position of the horizontal vane is set to _) (AUTO) during cooling
operation, the air is blown downward.
Press the _button again.
000000000000000000000000000000000
•POWERFUL mode is also released in the following ways:
• By pressing the _button
FAN
•By pressing the _button
•By pressing the _button
•By setting the ON timer
The _and _buttons are not available during the POWERFUL
operation.
•The _button is available.
roll

ECONO COOL OPERATION
Use this operation when you want to be comfortable in COOL mode even with energy saved.
•Press the _button.
When the _ (ECONO COOL) operation is selected in COOL mode, the air
condifloner performs swing opera'don in various cycle according to the tem-
perature of air conditioner.
Also SETTEMPERATURE is aufematically set 4°F higher than in COOL mode.
•Press the _button again.
00000000000000000000000000000000
VANE
• When the _ button or the _ button is pressedor the operaflonmode
is changed during the ECONO COOL opera'don, ECONO COOL operation
is released.
FAN _o= _&
• The _ button, the _or_buttonandON/OFFtimer(explainedbelow)
are available.
What Is "ECONO COOU'?
_Swing air flow (change of air flow) makes you feel cooler than constant air flow. So, even though the set temperature is
automatically set 4°F higher, it is possible to perform cooling opera'don with keeping comfort. As a result, energy can be saved.

TIMER OPERATION (ON/OFF TIMER)
It is convenient to set the timer when you go to bed, when you get home, when you get up, etc.
I
]Press the _button during operation.
Each time the button is pressed, the ON timer mode
alternates between ON and OFF.
]Set the time of the timer using the TIME but-
tons _(Forward) and _(Backward).
Each 'dme the _ button is pressed, the set time
increases by 10 minutes; each 'dme the _ button is
pressed, the set time decreases by 10 minutes.
Press the _button during operation.
Each time the button is pressed, the OFF timer mode
alternates between ON and OFF
]Set the time of the timer using the TIME but-
tons _(Forward) and _(Backward).
Each time the _button ispressed, the set time in-
creases by 10 minutes; each 'dme the _ button is
pressed, the set time decreases by 10 minutes.
,80
1
• Press the _button. •Press the _button.
The ON timer and the OFF timer can be used in combination. The timer of the set time that is reached first will operate first.
("_" mark indicates the order of timer operations.)
•If the current time has not been set, the 'dmer operation cannot be used.
NOTE:
If the main power Is turned off or a power failure occurs while AUTO START/STOP timer Is active, the timer setting Is
cancelled. As these models are equipped with an auto restart function, the air condttloner starts operstlng with timer
cancelled at the same time that power Is restored.

WHEN THE AIR CONDITIONER IS NOT GOING TO BE
USED FOR A LONG TIME
]Perform the FAN operation for 3 or 4 hours
to dry the inside of the air conditioner.
To perform FAN operation, set the remote controller to
the highest temperature in the MANUAL COOL mode.
(Refer to page 7.)
]Turn off the breaker.
z_ CAUTION:
Turn off the breaker when the air conditioner Is not go-
Ing to be used for a long time.
Dirt may collect and this may cause a fire.
]Remove the batteries from the remote con-
troller.
CAUTION:
To prevent liquid leakage, take out all batteries when the
remote controller Is not going to be used for a long time.
]Clean the air filter and install it in the indoor
unit,
(Refer to page 10for cleaninginstructions.)
]Check that the air inlet and outlet of the in-
door/outdoor units are not blocked with any
obstacles.
]Checkthet the ground is conneeted correetly.
/_ CAUTION:
Ground the unit.
Do not connect the ground to a gas pipe, water pipe, light-
ning rod orthe ground of atelephone. Itthe grounding Is
Incorrect, It may cause an electric shock.
ml

MAINTENANCE
•Turn off the breaker.
/_k CAUTION:
When the unit Is to be cleaned, switch It off and turn off
the breaker. Since the tan rotates at high speed during
operstlon, It may cause an Injury.
•Clean the unit using a soft dry cloth.
•If the dirt is noticeable, wipe the unit with a cloth
soaked in a solution of mild detergent diluted in luke-
warm water.
• Do nat use gasoline, benzine, thinner, polishing pow-
der, or insecticide. The unit may be damaged.
• The front panel may also come off If the upper part of the front panel Is pulled down.
I Do not .%xcecal "N
Movable
ge
•If the front panel comes off, attach it as explained below.
Keeping the front panel level with one hand, insert the hinges one by one with the other hand
into the notches at the left, right and center of the top of the indoor unit until they click into
place. (_))Then, close the front panel. (_)
..... Keep the front panel level and
insert the hinges into the notches.
•Do not step onto an unstable bench when maintaining the unit, etc. This may cause an Injury, etc. If you tall
down.
m

CLEANING THE AIR FILTER (CATECHIN)
Do not open the front panel up past the level position.
The panel may come off in order to prevent it from being damaged.
]Remove the air filter.
-- -.Openthefront
panel,then
remove/replace
thefilter.
/_. CAUTION:
When the air filter Is to be removed, do not touch the
metal parts of the Indoor unit.
This may cause an Injury.
]Remove dirt from the air filter using a vacuum
cleaner or by washing the filter with water.
• If the dirt is noticasble, wash the filtar with a solu-
tion of mild detergent diluted in lukewarm water.
• If hat water (t20°F or more) is used, the filter may
be deformed.
]After washing with water/lukewarm water,
dry the air filter well in the shade.
•Do not expose the air _lter fo direct sunlight or heat
from a fire when drying it
] Install the air filter.
0000000000000000000000000000000000000000000000000
What is"Catechin air filter"?
The air filter Is dyed with a natural material, catechln, that Is coatalned In taa.The catechln air filter deodorizes
odor and noxious gases such as formaldehyde, ammonia, and acetaldehyde. Moreover, It restralnta the aatlvlty of
the viruses adhering to the filter.