Hitachi RAC-25WXA Manuale utente

Marca: Hitachi

Modello: RAC-25WXA

Categoria: Condizionatori d'aria a sistema split

Tipo: Manuale utente

Questo manuale è adatto anche per

– 1 –

ENGLISH

Instruction manual Page 1~40

To obtain the best performance and ensure years of

trouble free use, please read this instruction manual

completely.

Bedlenungsanleitung Seite 41~80

Bitte lesen Sie diese Bedienungsanleitung aufmerksam

durch, um durch richtige Bedienung jahrelangen und

störungsfreien Betrieb zu gewährleisten.

Mode d’emploi Page 81~120

Des performances optimales et un fonctionnement à

long terme seront assurés en appliquant les présentes

instructions après avoir entièrement lu ce mode

d’emploi.

Manuale di istruzioni Pag. 121~160

Per garantire la migliore prestazione e la più lunga

durata leggere attentamente e interamente le seguanti

istruzioni.

Manual de instrucciones Página 161~200

Para obtener el mejor funcionamiento y asegurar años

de uso libre de problemas, lea cuidadosamente este

manual de instrucciones.

Manual de instruções Página 201~240



uma utilização sem falhas durante muitos anos, é

favor ler este manual de instruções completamente.

ȅįȘȖȓİȢȤȡȒıȘȢ ™ÂÏ›‰· 241~280

°È· ÙËÓ Î·Ï‡ÙÂÚË ·ﬁ‰ÔÛË ÙÔ˘ ÎÏÈÌ·ÙÈÛÙÈÎÔ‡ Î·È ÁÈ·

ÙËÓ Ì·ÎÚÔÚﬁıÂÛÌË ¯Ú‹ÛË ÙÔ˘ ¯ˆÚ›˜ ÚÔ‚Ï‹Ì·Ù·,

‰È·‚¿ÛÙÂ ÚÔÛÂÎÙÈÎ¿ ·˘Ù¤˜ ÙÈ˜ Ô‰ËÁ›Â˜ ¯Ú‹ÛË˜.

SPLIT TYPE AIRCONDITIONER

MODEL

INDOOR UNIT/OUTDOOR UNIT

INDOOR UNIT

OUTDOOR UNIT

RAK-25PXA/RAC-25WXA

RAK-35PXA/RAC-35WXA

RAC-25WXA

RAC-35WXA

RAK-25PXA

RAK-35PXA

– 2 –

SAFETY PRECAUTION

R (?84F8 E847 G;8 P+498GL (E864HG<BAS 64E89H??L 589BE8 BC8E4G<A: G;8 HA<G GB 8AFHE8 6BEE86G HF4:8 B9 G;8 HA<G

R (4L FC86<4? 4GG8AG<BA GB F<:AF B9 P

WarningS 4A7 P

CautionS ,;8 P/4EA<A:S F86G<BA 6BAG4<AF

@4GG8EF J;<6; <9 ABG B5F8EI87 FGE<6G?L @4L 64HF8 784G; BE F8E<BHF <A=HEL ,;8 P4HG<BAS F86G<BA

6BAG4<AF @4GG8EF J;<6; @4L E8FH?G <A F8E<BHF 6BAF8DH8A68F <9 ABG B5F8EI87 CEBC8E?L (?84F8 B5F8EI8

4?? <AFGEH6G<BAF FGE<6G?L GB 8AFHE8 F498GL

R ,;8 F<:AF <A7<64G8 G;8 9B??BJ<A: @84A<A:F ,;8 9B??BJ<A: 4E8 8K4@C?8F B9 F<:AF

R (?84F8 >88C G;<F @4AH4? 49G8E E847<A:

,;<F F<:A <A G;8 9<:HE8 <A7<64G8F CEB;<5<G<BA

!A7<64G8F G;8 <AFGEH6G<BAF G;4G @HFG 58 9B??BJ87

WARNING

CAUTION

R B ABG E86BAFGEH6G G;8 HA<G

/4G8E ?84>4:8 94H?G F;BEG 6<E6H<G BE 9<E8 @4L B66HE <9 LBH E86BAFGEH6G G;8 HA<G 5L

LBHEF8?9

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HA<G

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R (?84F8 HF8 84EG; ?<A8

B ABG C?468 G;8 84EG; ?<A8 A84E J4G8E BE :4F C<C8F ?<:;GA<A:6BA7H6GBE BE G;8

84EG; ?<A8 B9 G8?8C;BA8 !@CEBC8E <AFG4??4G<BA B9 84EG; ?<A8 @4L 64HF8 8?86GE<6

F;B6>

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5EB>8A 6BCC8E C<C8F BE 94H?GF

R  6<E6H<G 5E84>8E F;BH?7 58 <AFG4??87 78C8A7<A: BA G;8 @BHAG<A: F<G8 B9 G;8 HA<G

/<G;BHG 4 6<E6H<G 5E84>8E G;8 74A:8E B9 8?86GE<6 F;B6> 8K<FGF

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J8G ;BHF8;B?7 89986GF

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,;8 HF8 B9 BG;8E CBJ8E FBHE68F @4L 64HF8 8?86GE<64? 6B@CBA8AGF GB BI8E;84G

4A7 ?847 GB 9<E8

(*' !!,!'&

'&&, *, $!&

(*' !!,!'&

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HA<G 4A7 E8@BI8 C?H: 9EB@ G;8 FB6>8G BE GHEA B99 G;8 6<E6H<G 5E84>8E BAG46G LBHE

4:8AG 4H?G F;BEG 6<E6H<G BE 9<E8 @4L B66HE <9 LBH 6BAG<AH8 GB BC8E4G8 G;8 HA<G

HA78E 45ABE@4? F<GH4G<BA

R (?84F8 6BAG46G LBHE 4:8AG 9BE @4<AG8A4A68

!@CEBC8E F8?9 @4<AG8A4A68 @4L 64HF8 8?86GE<6 F;B6> 4A7 9<E8

R (?84F8 6BAG46G LBHE 4:8AG <9 LBH A887 GB E8@BI8 4A7 E8<AFG4?? G;8 HA<G

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WARNING

PRECAUTIONS DURING INSTALLAT ION

PRECAUTIONS DURING SHIFTING OR MAINTENANCE

P'S

(*' !!,!'&

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R B ABG 6BAA86G G;8 CBJ8E 64?58 J<G; 4A 8KG8AF<BA 645?8 BE 7B ABG C?H: GBB @4AL

?847F B9 G;8 BG;8E 8?86GE<6 4CC?<4A68 <AGB G;8 FB6>8G J;8E8 G;<F 645?8 <F C?H::87

!A 477<G<BA J<E8 G;8 645?8 J<G; FB@8 4??BJ4A68F GB CE8I8AG G;8 645?8 9EB@ FGE8G6;<A:

&BG 7B<A: FB J<?? 64HF8 4A 8?86GE<64? F;B6> ;84G :8A8E4G<BA BE 9<E8

(*' !!,!'&

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5864HF8 G;8 ;<:;FC887 94A <AF<78 @4L 64HF8 74A:8E

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CHG <G 58GJ88A G;<A:F E84>4:8 B9 G;8 CBJ8E 645?8 @4L E8FH?G

-F8 B9 4 74@4:87 645?8 @4L 64HF8 4A 8?86GE<64? F;B6> BE 4 9<E8

(*' !!,!'&

– 3 –

ENGLISH

WARNING

PRECAUTIONS DURING OPERATION

R BABGHF84AL6BA7H6GBE4F9HF8J<E8G;<F6BH?764HF894G4?466<78AG

PROHIBITION

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R +CE4L64AF4A7BG;8E6B@5HFG<5?8FF;BH?7ABG58?B64G87J<G;<A4@8G8EB9G;84<E

BHG?8GFB95BG;<A7BBE4A7BHG7BBEHA<GF

F4FCE4L64AF<AG8EA4?CE8FFHE864A58<A6E84F875L;BG4<E4EHCGHE8@4LE8FH?G

“OFF”

CAUTION

PROHIBITION

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4ALBG;8E<AG8A787HF8

PROHIBITION

'&,/,

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+,*!,$1'+*.

(*-,!'&+

PROHIBITION

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R BABGJ4F;G;8HA<GJ<G;J4G8EBEC?4684J4G8E6BAG4<A8EFH6;4F4

I4F8BAG;8<A7BBEHA<G

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4A<@4?F

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PROHIBITION

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FH6;6BA7<G<BA9BE4?BA:G<@8

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HA<G

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'&,,'-

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R 1BHA:6;<?7E8AF;BH?758FHC8EI<F87GB8AFHE8G;4GG;8L7BABGC?4LJ<G;G;84CC?<4A68

– 4 –

MODEL NAME AND DIMENSIONS

OUTDOOR UNIT

Air outlet

When “heating” operation is

performed, cool air blows

and when “cooling” or

“dehumidifying” operation is

performed, warm air blows.

Drain hose

Drains the dehumidified water from the indoor unit to the outdoor

during “cooling” or “dehumidifying” operation.

Piping and Wiring

Air inlets (Rear and left sides)

About the outdoor unit:

s When “Stop” is selected during operation of the indoor

unit, the fan of the outdoor unit continues turning for

10 to 60 seconds to cool the electric parts down.

s In heating operation, condensate or water due to

defrosting will flow.

Do not cover the drain port of the outdoor unit because

such water may freeze in the chilly area.

s When the outdoor unit is hung on the ceiling, install

the bush and drain pipe on the drain port and drain

water.

Drain port

(Bottom)

Earth terminal

(Lower section of the side)

MODEL WIDTH (mm) HEIGHT (mm) DEPTH (mm)

891 592 597

RAK-25PXA, RAK-35PXA

RAC-25WXA, RAC-35WXA 750 548 288

INDOOR UNIT

NAMES AND FUNCTIONS OF EACH PART

Air cleansing filter

Air filter

To prevent dust from coming into the indoor unit.

Front panel

Moveable panel

It will be open when the air conditioner is operate and

close when the air conditioner is not in operation.

(Occasionally it may not be open during the operating

mode)

Horizontal deflector 9HUWLFDO GHIOHFWRU

(Air Outlet)

Indoor unit indicators

Light indicator showing the operating condition.

Remote controller

Send out operation signal to the indoor unit. So as to

operate the whole unit.

– 5 –

ENGLISH

INDOOR UNIT INDICATORS

FILTER LAMP

When the device is operated for a total of about 200

hours, the FILTER lamp lights to indicate that it is time

to clean the filter. The lamp goes out when the """"

OPERATION LAMP

This lamp lights during operation.

The OPERATION LAMP flashes in the following cases

during heating.

(1) During preheating

For about 2–3 minutes after starting up.

(2) During defrosting

Defrosting will be performed about once every one

hour when frost forms on the heat exchanger of the

outdoor unit, for 5–10 minutes each time.

SIGNAL RECEIVING PORT

TIMER LAMP

This lamp lights when the timer is working.

OPERATION INDICATOR

TEMPORARY SWITCH

Use this switch to start and stop when the remote controller does not work.

By pressing the temporary switch, the operation is done in automatic mode.

When the operation is done using the temporary switch after the power source is turned off and turn on

again, the operation is done in automatic mode.

TEMPORARY

SWITCH

Front panel

Moveable panel

Hand grip point

Do not hold the moveable panel

when the front panel is in either

opened/closed position.

1. Opening up the front panel

Never try to force open/close the moveable panel manually.

Manually opening or closing the moveable panel may cause breakdowns

. (The moveable panel will

automatically close or open when the power supply is switched on or switched off and whenever the unit

is in operations or has stopped operating.)

CAUTION

Lift the front panel

(AUTO SWING )" button is pressed while the device is

on " STANDBY MODE" .

– 6 –

Minimum Maximum Minimum Maximum

Indoor Dry bulb °C 21 32 20 27

Wet bulb °C 15 23 12 19

Outdoor Dry bulb °C 21 43 2 21

Wet bulb °C 15 26 1 15

Note

gnitaeHgnilooC

Avoid to use the room air conditioner for cooling operation when the outside temperature is below

-10°C (14°F).

The recommended maximum and minimum operating temperatures of the hot and cold sides

should be as below:

2. Closing the Front Panel

CAUTION

Pull toward the down direction. Initially press the left and the right sides of the

front panel and finally press the central portion

until you hear a clicking sound.

When front panel is shaky, there is a possibility panel coming off and

falling down.

Do not apply extra force on the front panel when it is opened up in

the upright position.

Also frequent removal of the front panel from the front cover may

cause damage.

– 7 –

ENGLISH

PREPARATION BEFORE OPERATION

Ƶ To install the batteries

Ƶ To fix the remote controller holder to the wall

1. Slide the cover to take it off.

2. Install two dry batteries AAA.LR03 (alkaline).

The direction of the batteries should match the

marks in the case.

3. Replace the cover at its original position.

1. Choose a place from where the signals can reach the unit.

2. Fix the remote controller holder to a wall, a pillar or similar

location with the provided screws.

3. Place the remote controller in the remote controller holder.

NOTE

Notes on batteries

ƽ When replacing the batteries, use batteries of the same

type, and replace both old batteries together.

ƽ When the system is not used for a long time, take the

batteries out.

ƽThe batteries will last for approximately 1 year. However, if

the remote controller display begins to fade and degradation

of reception performance occurs within a year, replace both

batteries with new size AAA.LR03 (alkaline).

ƽThe attached batteries are provided for the initial use of

the system.

The usable period of the batteries may be short depending

on the manufactured date of the air conditioner.

Notes on the remote controller

ƽNever expose the remote controller to direct sunlight.

ƽDust on the signal transmitter or receiver will reduce the

sensitivity. Wipe off dust with soft cloth.

ƽSignal communication may be disabled if an electronic-

starter-type uorescent lamp (such as inverter-type lamps)

is in the room. Consult the shop if that is the case.

ƽ If the remote controller signals happen to operate another

appliance, move that appliance to somewhere else, or

consult the service shop.

ƽ When the remote controller is not in use, please close the

slide cover to prevent failure.

Remote controller

Screws

Remote controller holder

– 8 –

PREPARATION BEFORE OPERATION

Ƶ To set calendar and clock

1. Press (RESET) button when first time setting.

"Year" blinks.

2. Press

(TIME) button to set the current year.

3. Press

(CLOCK) button. "Day" and "Month"

blink.

4. Press

(TIME) button to set the current day and

month.

5. Press

(CLOCK) button. "CLOCK" blinks.

6. Press

(TIME) button to set the clock to the current

time.

7. Press

(CLOCK) button.

Calendar and clock are set.

To modify the calendar and clock, press

(CLOCK)

button.

Then follow steps 1 to 7.

Calendar and clock need to be set again after

After changing the batteries,

1. Press

(RESET) button.

2. Direct remote controller towards indoor unit and

3. The calendar and clock from indoor unit will be transmitted.

Ƶ Calendar and clock will not be transmitted from indoor

unit when the following occurs:

ƽ When there is a power failure.

ƽ When breaker is OFF by user (unit is not in STANDBY

MODE).

NOTE

Note on setting the calendar and clock.

ƽ If the calendar and clock are not set, the ON-timer, OFF-timer and Weekly Timer cannot be set.

ƽ If the calendar and clock are not set correctly, the ON-timer, OFF-timer and Weekly Timer will not

operate correctly.

ƽ When the ON-timer, OFF-timer and Weekly Timer are set, the calendar and clock cannot be changed. If

changing batteries.

press (INFO) button.

there is a need to change the calendar and clock, ON-timer, OFF-timer and Weekly Timer need to be

cancelled.

AIR PURIFYS

– 9 –

ENGLISH

REMOTE CONTROLLER

ƽ This controls the operation of the indoor unit. The range of control is about 7 meters. If indoor lighting is

controlled electronically, the range of control may be shorter.

be controlled from the remote controller.

ƽ Handle the remote controller with care. Dropping it or getting it wet may compromise its signal transmission

capability.

ƽ After new batteries are inserted into the remote controller, the unit will initially require approximately 10

seconds to respond to commands and operate.

ƽ When remote controller is not in use for about 3 minutes during OFF condition, indicated by on the

display, the LCD will turn off.

ƽ During clock setting, the LCD will turn off about 10 minutes later if the remote controller is not in use.

ƽ When pressing any button, the LCD will turn on.

ƽ The LCD will not turn off during TIMER setting.

Signal Transmitting/Receiving

Window

Point this window towards the

indoor unit when controlling it.

Sensor

A temperature sensor inside the

remote controller senses ambient

temperature around the remote-

controller.

Display

This indicates the room temperature

selected, current time, timer status,

function and airflow rate selected.

ROOM TEMPERATURE setting Buttons

Press these buttons to set the room

temperature.

Press the [

] button to raise the room

temperature.

Press the [

] button to lower the room

temperature.

Keep pressing and the value will change

more quickly.

ECO Button

Use this button to set the ECO

START/STOP button

Press this button to start

operation. Press it again to stop

operation.

FAN SPEED selector Button

This determines the fan speed.

Every time you press this button,

the ange from

(AUTO) (HIG H)

(MED) (LOW)

(SILENT) (This button allows

optimal or preferred

fan speed for each operation mode).

Transmission sign

The transmission sign lights up

䇆

NAMES AND FUNCTIONS OF REMOTE

when a signal is sent.

airflow rate will ch

selection of

CONTROLLER

ler

mode.( p.19 )

– 10 –

MODE SELECTOR

AUTO

HEAT

DEHUMIDIFY

COOL

FAN

FAN SPEED

AUTO

SILENT

LOW

MED

START / STOP

ECO

Precautions for Use

Do not put the remote controller in the following places.

Under direct sunlight.

In the vicinity of a heater.

Handle the remote controller carefully. Do not drop it on the floor, and protect it from water.

Once the outdoor unit stops, it will not restart for about 3 minutes (unless you turn the power switch

off and on or unplug the power cord and plug it in again).

This is to protect the device and does not indicate a failure.

If you press the MODE selector button during operation, the device may stop for about 3 minutes for

protection.

POWERFUL Button

Use this button to set the

POWERFUL mode.

INFORMATION Button

ONE TOUCH CLEAN Button

ON / OFF TIMER setting Buttons

MODE selector Button

Use this button to select the

operating mode. Every time you

press this button, the mode will

change from

(AUTO)

(HEAT)

(DEHUMIDIFY)

(COOL) and (FAN)

cyclically.

SILENT Button

Use this button to set the SILENT

mode.

AUTO SWING (Vertical) Button

Controls the angle of the

.rotce lfed ria latnoziroh

AIR PURIFIER Button

WEEKLY TIMER setting Buttons

LEAVE HOME Button

ECO SLEEP TIMER Button

Use this button to set the eco sleep

timer.

FAN

POWERFUL

SILENT

INFO

SLEEP TIMER

AUTO SWING (VERTICAL)

AIR PURIFIER

LEAVE HOME

CLEAN

DAY

PROGRAM NO.

ON / OFF TIMER

TIME

DELETE

COPY / PASTE

CANCEL

SEND

CLOCK

AIR PURIFYS

䇆

䇆䇆

Use this button to start air purifying

function.

NAMES AND FUNCTIONS OF REMOTE CONTROLLER

( p.17)

( p.31)

( p.21)

( p.20 )

( p.22)

( p.23)

( p.18 )

( p.25)

( p.16)

– 11 –

ENGLISH

AUTOMATIC OPERATION

The device will automatically determine the mode of operation, HEAT or COOL depending on the current

room temperature. The selected mode of operation will change when the room temperature varies.

However, the mode of operation will not change when indoor unit is connected to multi type outdoor unit.

VARIOUS FUNCTIONS

Ƶ Auto Restart Control

ƽ If there is a power failure, operation will be automatically restarted when the power is resumed with previous operation

mode and airflow direction.

(As the operation is not stopped by remote controller.)

ƽ If you intend not to continue the operation when the power is resumed, switch off the power supply.

When you switch on the circuit breaker, the operation will be automatically restarted with previous operation mode

and air flow direction.

Note: 1. If you do not require Auto Restart Control, please consult your sales agent.

2. Auto Restart Control is not available when Timer or Sleep Timer mode is set.

Ƶ As the settings are stored in the memory the remote controller, you

(START/STOP) button next time.

Press the MODE selector button so that the display indicates the

(AUTO) mode of operation.

ƽ When AUTO has been selected, the device will automatically

determine the mode of operation, HEAT or COOL depending on

the current room temperature. However the mode of operation will

not change when indoor unit is connected to multi type outdoor

unit.

ƽ If the mode automatically selected by the unit is not satisfactory,

manually change the mode setting (HEAT, DEHUMIDIFY, COOL

or FAN).

Press the (FAN SPEED) button to select AUTO, HI, MED, LOW or

SILENT.

Press the

(START/STOP) button.

Operation starts with a beep.

Press the button again to stop operation.

Set the desired room temperature with the TEMPERATURE buttons

(the display indicates the setting).

The temperature setting and the actual room temperature may vary

depending on conditions.

START

STOP

Set the desired FAN SPEED with the (FAN SPEED) button (the

display indicates the setting).

AIR PURIFYS

only have to press the

(AUTO)

(HIGH)

(MED)

(LOW)

(SILENT)

– 12 –

HEATING OPERATION

ƽ Use the device for heating when the outdoor temperature is under 21°C.

When it is too warm (over 21°C), the heating function may not work in order to protect the device.

ƽ In order to maintain reliability of the device, please use this device when outdoor temperature is above -15°C.

Press the MODE selector button so that the display indicates

(HEAT).

Set the desired FAN SPEED with the (FAN SPEED) button

(the display indicates the setting).

Set the desired room temperature with the TEMPERATURE buttons

(the display indicates the setting).

The temperature setting and the actual room temperature may

vary depending on conditions.

Press the

(START/STOP) button. Heating operation starts with

a beep. Press the button again to stop operation.

Ƶ As the settings are stored in the memory of the remote controller, you only

have to press the (START/STOP) button next time.

Ƶ During AUTO fan, the fan speed automatically changes as below:

ƽWhen the difference between room temperature and setting temperature

is large, fan starts to run at HI speed.

ƽAfter room temperature reaches the preset temperature, fan speed

will be changed to lower speed to obtain optimum room temperature

condition for natural healthy heating.

START

STOP

Ƶ Defrosting

Defrosting will be performed about once an hour when frost forms on the heat exchange of the outdoor unit,

for 5~10 minutes each time.

During defrosting operation, the operation lamp blinks in a cycle of 3 seconds on and 0.5 second off.

The maximum time for defrosting is 20 minutes.

However, if the indoor unit is connected to multi type outdoor unit, the maximum time for defrosting is 15 minutes.

(If the piping length used is longer than usual, frost is likely to form.)

AIR PURIFYS

(AUTO)

(HIGH)

(MED)

(LOW)

(SILENT)

– 13 –

ENGLISH

DEHUMIDIFYING OPERATION

Ƶ Dehumidifying Function

ƽ When the room temperature is higher than the temperature setting: The device will dehumidify the

room, reducing the room temperature to the preset level.

When the room temperature is lower than the temperature setting: Dehumidifying will be performed at

the temperature setting slightly lower than the current room temperature, regardless of the temperature

setting.

ƽ The preset room temperature may not be reached depending on the number of people present in the

room or other room conditions.

Set the desired room temperature with the ROOM

TEMPERATURE setting buttons (the display indicates the

setting).

The range of 20-26°C is recommended as the room

temperature for dehumidifying.

Press the (START/STOP) button. Dehumidifying operation

starts with a beep. Press the button again to stop operation.

ƵAs the settings are stored in the memory of the remote controller, you only

have to press the

(START/STOP) button next time.

START

STOP

Press the MODE selector button so that the display

indicates

(DEHUMIDIFY).

The fan speed is set at LOW.

Press

(FAN SPEED) button to select SILENT or LOW fan

speed.

Use the device for dehumidifying when the room temperature is over 16°C.

When it is under 15°C, the dehumidifying function will not work.

AIR PURIFYS



– 14 –

COOLING OPERATION

Use the device for cooling when the outdoor temperature is -10~ 43°C.

If indoors humidity is very high (80%), some dew may form on the air outlet grille of the indoor unit.

Press the MODE selector button so that the display indicates

(COOL).

Set the desired FAN SPEED with the

(FAN SPEED) button (the

display indicates the setting).

Set the desired room temperature with the TEMPERATURE buttons

(the display indicates the setting).

The temperature setting and the actual room temperature may vary

depending on conditions.

Press the

(START/STOP) button. Cooling operation starts with a

beep. Press the button again to stop operation. The cooling function

does not start if the temperature setting is higher than the current

room temperature (even though the

(OPERATION) lamp lights).

The cooling function will start as soon as user set the temperature

below the current room temperature.

Ƶ

As the settings are stored in the memory of the remote controller, you only

have to press the

(START/STOP) button next time.

Ƶ During AUTO fan, the fan speed automatically changes as below:

ƽ When the difference between room temperature and setting tem-

perature is large, fan starts to run at HI speed.

ƽ After room temperature reaches the preset temperature, fan speed

will be changed to lower speed to obtain optimum room temperature

condition for natural healthy cooling.

START

STOP

AIR PURIFYS

(AUTO)

(HIGH)

(MED)

(LOW)

(SILENT)

– 15 –

ENGLISH

FAN OPERATION

User can use the device simply as an air circulator.

START

STOP

Press the MODE selector so that the display indica set

(FAN).

Press the

(START/STOP) button. Fan operation starts with

a beep. Press the button again to stop operation.

AIR PURIFYS

Set the desired FAN SPEED with the (FAN SPEED) button

(the display indicates the setting).

(HIGH)

(MED)

(LOW)

(SILENT)

– 16 –

AIR PURIFYING OPERATION

Negative ions are gener at ed by the plasma electrode in the indoor unit.

Dust, mold and odour particles are captured by negative ions and are caught by the stainless pre-filter.

Press the

“ ” is displayed on the LCD.

Press (AIR PURIFYING) button again.

Press (START/STOP) button. Or

AUTO SWING OPERATION

Vertical

about 15

about 60

about 45

about 30

When cooling,

dehumidifying

When heating

AIR PURIFYS

(AIR PURIFYING) button during operation.

Ƶ To start AIR PURIFYING operation

“ ” disappears from the LCD.

ƽ

Ƶ To start Vertical Auto Swing

Ƶ To cancel Vertical Auto Swing

NOTE



During cooling and dehumidifying operation, do not keep

the deflectors swinging or in the lower position (in the case

of vertical auto swing) for a long time. It may cause dew

condensation on the deflectors.

Press (AUTO SWING (VERTICAL)) button. The

deflector(s) will start to swing up and down.

is displayed on the LCD.

Press (AUTO SWING (VERTICAL)) button again. The

deflector(s) will stop in the current position.

disappeared from the LCD.

Ƶ To cancel AIR PURIFYING operation

– 17 –

ENGLISH

POWERFUL OPERATION

ƽ By pressing (POWERFUL) button during AUTO, HEATING, DEHUMIDIFYING, COOLING or FAN

operation, the air conditioner performs at the maximum power.

ƽ During POWERFUL operation, cooler or warmer air will be blown out from indoor unit for COOLING

or HEATING operation respectively.

Ƶ To start POWERFUL operation

Ƶ To cancel POWERFUL operation

Press (POWERFUL) button during operation.

ƽ

“

” is displayed on the LCD.

POWERFUL operation ends in 20 minutes. Then the system

automatically operates with the previous settings used before

POWERFUL operation.

Press

(POWERFUL) button again.

POWERFUL operation stops.

“

” disappears from the LCD.

NOTE

ƽ When SLEEP mode, ECO mode, SILENT mode or LEAVE HOME mode is selected, POWERFUL

operation is cancelled.

ƽ During POWERFUL operation, capacity of the air conditioner will not increase

– if the air conditioner is already running at maximum capacity.

– just before defrost operation (when the air conditioner is running in HEATING operation).

ƽ After auto restart, POWERFUL operation is cancelled and previous operation shall start.

For multi model connections, POWERFUL operation may not function depending on operation conditions.

AIR PURIFYS

Press (START/ STOP) button.Or

– 18 –

SILENT OPERATION

ƽ By pressing (SILENT) button during AUTO, HEATING, DEHUMIDIFYING, COOLING or FAN

operation, the fan speed will change to ultra slow.

Ƶ To start SILENT operation

Ƶ To cancel SILENT operation

Press (SILENT) button during operation.

ƽ

“ ” is displayed on the LCD. Fan speed will be ultra

slow.

ƽ Press (START/STOP) button. Or

Press (SILENT) button again or (FAN SPEED)

button.

Fan speed will return to previous fan speed before SILENT

operation starts.

SILENT operation stops.

“

” disappears from the LCD.

NOTE

ƽ When POWERFUL operation is selected, SILENT operation is cancelled. Fan speed will return to

previous fan speed before SILENT operation.

ƽ After auto restart, SILENT operation is cancelled. Fan speed will return to previous fan speed before

SILENT operation.

ƽ During any operation with fan speed (SILENT), if press (SILENT) button, fan speed will

not change.

AIR PURIFYS

– 19 –

ENGLISH

ECO OPERATION

ƽ By pressing the (ECO) button during AUTO, HEATING,

DEHUMIDIFYING or COOLING operation, the air conditioner

performs the "ECO" operation.

Ƶ To start ECO operation

ƵTo cancel ECO operation

Press (ECO) button during operation.

ƽ

“ ” is displayed on the LCD.

Energy saving operation will start by changing the set

temperature higher or lower automatically and reducing operation

power consumption. This function may vary based on the

connected outdoor unit.

ƽ Press (START/STOP) button. Or

ƽ Press (ECO) button again.

“

” disappears from the LCD.

NOTE

ƽ ECO function will not be effective when power consumption is low.

ƽ By pressing (POWERFUL) button, ECO operation is cancelled.

ƽ After auto restart, ECO operation is cancelled and previous operation mode shall start.

ƽ For multi model connections, energy saving operation shall start only by changing set temperature higher

or lower automatically. However, effectiveness of ECO depends on operation conditions.

AIR PURIFYS

ECO operation is an energy saving function by changing set temperature automatically and by limiting the

ma x imum power consumption value.

– 20 –

LEAVE HOME(LH) OPERATION

Ƶ To start LEAVE HOME operation

Press

(LEAVE HOME) button during stop or operation.

ƽ

Room temperature is set at 10°C and heating operation starts.

“

”, “ ”, “ ”, “ ” is displayed on the LCD.

Press

(LEAVE HOME) button during stop or operation.

Room temperature is set at 10°C and heating operation starts.

“

”, “ ”, “ ”, “ ” is displayed on the LCD.

ƽ Set number of operation days (1 to 99 days), if needed.

Press

(TIME) button to select number of days.

Number of days blink.

* Press “

(UP)” to set number of days from 1 day, 2 days, 3

days ..... 98 days, 99 days, 1 day and so on.

* Press “

(DOWN)” to set number of days from 99 days, 98

days, 97 days .... 3 days, 2 days, 1 day, 99 days and so on.

* Number of day is counted when clock indicates 0:00.

ƽ Press (SEND) button to con firm number of operation

days. Display for number of operation days will stop blinking.

ƽPress (CANCEL) button to reset number of operation

days or to have continuous operation.

Ƶ To cancel LEAVE HOME operation

ƽ Press (START/STOP) button. Or

Press

(LEAVE HOME) button again.

ƽ Change to other operation mode by pressing (MODE) button.

NOTE

ƽ After reaching the set number of operation days for Leave Home or by pressing the (Leave Home) button again,

ƽ During Leave Home operation, fan speed and horizontal air deflector position cannot be changed.

ƽ By pressing (Leave Home) button, implementation of Weekly Timer or Once Timer only Timer is cancelled.

ƽ In case of power supply shut down, after autorestart, all setting for number of days operation will be reset and unit

shall be in continuous operation.

ƽ

or AUTO mode, Leave Home operation cannot operate even though it is possible to set Leave Home operation.

In order to start Leave Home operation, all rooms must stop its operation. Then, press (LEAVE HOME) button to

operate Leave Home operation.

ƽ For multi connections, when all rooms are running HEATING operation, it is possible to operate Leave Home operation

by pressing the (LEAVE HOME) button.

ƽ For multi connections, if two or more rooms are set to operate Leave Home operation, the capability to reach the

set temperature at 10°C may not possible. In addition, this also depends on outdoor temperature.

Continuous operation

Day timer operation

AIR PURIFYS

Prevent the room temperature from falling too much by setting temperature automatically when no one is at home.

This operation is able to operate by" Continuous operation" or " Day timer operation" . Please use " Day timer operation"

to set the number of days up to 99 days.

the unit will operate in previous mode.

Option 1. Continuous operation.

Option 2. Day timer operation.

10°C

ƽ

Return to previous operation mode. Or

oFor multi connections, when each room is running in different operation mode such as FAN only, COOLING, DEHUMIDIFYING

POWERFUL,SILENT and ECO operations are not applicable during Leave Home.

ƽ

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Hitachi RAC-25WXA Manuale utente

Marca: Hitachi

Modello: RAC-25WXA

Categoria: Condizionatori d'aria a sistema split

Tipo: Manuale utente

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