Hitachi RAS-10EX9K, RAS-13EX9K, RAC-13EX9 User Manual

SPLIT TYPE

INDOOR UNIT/OUTDOOR UNIT

MODEL

RAS-10EX9K/RAC-10EX9 RAS-13EX9K/RAC-13EX9

OUTDOOR UNIT

RAC-10EX9

RAC-13EX9



INDOOR UNIT

RAS-10EX9K RAS-13EX9K

Instruction manual Page 1~36 To obtain the best performance and ensure years of trouble free use, please read this instruction manual completely.

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RAS/RAC-10/13EX9K (Cover) 27/4/05, 3:11 PM36

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SAFETY PRECAUTION

●

Please read the “Safety Precaution” carefully before operating the unit to ensure correct usage of the unit.

●

Pay special attention to signs of “ Warning” and “ Caution”. The “Warning” section contains matters which, if not observed strictly, may cause death or serious injury. The “Caution” section contains matters which may result in serious consequences if not observed properly. Please observe all instructions strictly to ensure safety.

●

The sign indicate the following meanings.

!

Make sure to connect earth line.

Indicates the instructions that must be followed.

●

Please keep this manual after reading.

PRECAUTIONS DURING INSTALLATION

●

Do not reconstruct the unit. Water leakage, fault, short circuit or fire may occur if you reconstruct the unit by yourself.

●

Please ask your sales agent or qualified technician for the installation

!

WARNING

!

CAUTION

of your unit. Water leakage, short circuit or fire may occur if you install the unit by yourself.

●

Please use earth line. Do not place the earth line near water or gas pipes, lightning-conductor, or the earth line of telephone. Improper installation of earth line may cause electric shock.

●

A circuit breaker should be installed depending on the mounting site of the unit. Without a circuit breaker, the danger of electric shock exists.

●

Do not install near location where there is flammable gas. The outdoor unit may catch fire if flammable gas leaks around it.

●

Please ensure smooth flow of water when installing the drain hose.

The sign in the figure indicates prohibition.

W

A R N

N G

!

W

A R N

N

G

PRECAUTIONS DURING SHIFTING OR MAINTENANCE

●

Should abnormal situation arises (like burning smell), please stop operating the unit

!

I

and turn off the circuit breaker. Contact your agent. Fault, short circuit or fire may occur if you continue to operate the unit under abnormal situation.

●

Please contact your agent for maintenance. Improper self maintenance may cause electric shock and fire.

●

Please contact your agent if you need to remove and reinstall the unit. Electric shock or fire may occur if you remove and reinstall the unit yourself improperly.

PRECAUTIONS DURING OPERATION

●

Avoid an extended period of direct air flow for your health.

●

Do not put objects like thin rods into the panel of blower and suction side because the high-speed fan inside may cause danger.

●

Do not use any conductor as fuse wire, this could cause fatal accident.

I

●

This unit has UV LED which emits ultra violet light.

AVOID DIRECT EYE EXPOSURE.

●

During thunder storm, disconnect and turn off the circuit breaker.

!

– 2 –

PRECAUTIONS DURING OPERATION

●

The product shall be operated under the manufacturer specification and not for any other intended use.

●

Do not attempt to operate the unit with wet hands, this could cause fatal accident.

●

When operating the unit with burning equipments, regularly ventilate the room to avoid oxygen insufficiency.

●

Do not direct the cool air coming out from the air-conditioner panel to face household heating apparatus as this may affect the working of apparatus such as the electric kettle, oven etc.

●

Please ensure that outdoor mounting frame is always stable, firm and without defect. If not, the outdoor unit may collapse and cause danger.

●

Do not splash or direct water to the body of the unit when cleaning it as this may cause short circuit.

ENGLISH

●

!

C A

Do not use any aerosol or hair sprays near the indoor unit. This chemical can adhere on heat exchanger fin and blocked the evaporation water flow to drain pan. The water will drop on tangential fan and cause water splashing out from indoor unit.

U T

I

O

●

Please switch off the unit and turn off the circuit breaker during cleaning, the high-speed fan inside the unit may cause danger.

N

●

Turn off the circuit breaker if the unit is not to be operated for a long period.

●

Do not climb on the outdoor unit or put objects on it.

●

Do not put water container (like vase) on the indoor unit to avoid water dripping into the unit. Dripping water will damage the insulator inside the unit and causes short-circuit.

●

Do not place plants directly under the air flow as it is bad for the plants.

●

When operating the unit with the door and windows opened, (the room humidity is always above 80%) and with the air deflector facing down or moving automatically for a long period of time, water will condense on the air deflector and drips down occasionally. This will wet your furniture. Therefore, do not operate under such condition for a long time.

●

If the amount of heat in the room is above the cooling or heating capability of the unit (for example: more people entering the room, using heating equipments and etc.), the preset room temperature cannot be achieved.

– 3 –

NAMES AND FUNCTIONS OF EACH PART

INDOOR UNIT

AIR FILTER

To prevent dust from coming into the indoor unit. (Refer page 29)

FRONT PANEL (AIR INLET)

INDOOR UNIT INDICATORS

Light indicator showing the operating condition. (Refer page 5)

OUTDOOR UNIT

RAC-10EX9

HORIZONTAL DEFLECTOR DEFLECTOR (AIR OUTLET)

(Refer page 21)

REMOTE CONTROL

Send out operation signal to the indoor unit. So as to operate the whole unit. (Refer page 7)

DRAIN PIPE

Condensed water drain to outside.

CONNECTING CORD

AIR INLET (BACK)

AIR OUTLET

●

VERTICAL

RAC-13EX9

MODEL NAME AND DIMENSIONS

RAS-10EX9K / 13EX9K

RAC-10EX9

RAC-13EX9

DRAIN PIPE

Condensed water drain to outside.

CONNECTING CORD

AIR INLET (BACK)

AIR OUTLET

WIDTH (mm)MODEL

840

700

750

– 4 –

HEIGHT (mm)

298

570

DEPTH (mm)

248

210

280

INDOOR UNIT INDICATORS

DEHUMIDIFY LAMP

This lamp lights during dehumidifying.

AIR PURIFIER LAMP

This lamp lights when the device is configured to air purifier.

OPERATION LAMP

This lamp lights during operation.

TIMER LAMP

This lamp lights when the timer is working.

AIR EXHAUST LAMP

This lamp lights when the exhaust is operating.

SUPER COOLING LAMP

This lamp lights when the device is configured to super cooling.

AIR EXCHANGER LAMP

This lamp lights when the ventilation is operating.

ENGLISH

TEMPORARY SWITCH

Front Panel

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

● By setting the temporary switch, the operation is

done in previously set operation 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.

● Hold both sides of the front panel and lift up.

● When the works are done, follow the opposite direction

to close it. (When the “click” sound is heard, it means the panel is closed properly.)

– 5 –

Temporary Switch

NAMES AND FUNCTIONS OF EACH PART

AIR EXCHANGER SELECTION SWITCH

OPERATE

AIR

EXCHANGER

ONLY EXHAUST

OPERATE

AIR

EXCHANGER

No matter in which mode the air exchanger selection switch is selected, twin air flow operation and air purifier operation can be functioned.

Select the switch when using air-exchanger operation. In normal condition, please use this mode. This mode is set initially from manufacturer.

Select the switch when there is no intake operation. This mode is operational when the intake and exhaust hose cannot directly connect to outdoor. The hose outlet is located in a space between inner wall and outer wall, and these space is connected to outdoor.

Select the switch when air exchanger is prohibited. When the intake and exhaust hose cannot connect directly to the outdoor (installation work specified for the embedded ducting), or even the hose can be connected to the outdoor but there is a source of odor, oil or smoke near the exit of intake and exhaust hose.

Prohibit Air Exchanger

Only Exhaust

Operate Air Exchanger

– 6 –

NAMES AND FUNCTIONS OF REMOTE CONTROL

REMOTE CONTROL : 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. Before fixing it, make sure the indoor unit can be controlled from the remote controller.

Transmission Sign

Point this window toward the indoor unit when controlling it. The transmission sign blinks when a signal is sent.

Display

This indicates the room temperature selected, current time, timer status, function and intensity of circulation selected.

START/STOP Button

Press this button to start operation. Press it again to stop operation.

SILENT Button

Press this button to start silent mode.

SUPER COOLING Button

Press this button to start super cooling mode.

ENGLISH

AIR EXCHANGER Button

Press this button to start ventilation mode.

FAN Button

Use this button to increase and decrease fan speed.

TEMPERATURE Button

Use this button to raise or lower the temperature setting. (Keep pressing and the value will change more quickly.)

TEMPERATURE Indicator

Use this button to indicate temperature of indoor and outdoor.

SLEEP Button

Use this button to set the sleep timer.

BACK

Press the arrow “ ” on the back cover and push or pull to the indicated direction, to open or close the battery cover.

– 7 –

NAMES AND FUNCTIONS OF REMOTE CONTROL

ON-TIMER Button

Select the turn ON time.

OFF-TIMER Button

Select the turn OFF time.

TIME Button

Use this button to set and check the time and date.

FUNCTION Selector

Use this button to select the operating mode. Every time you press this button, the mode will change from AUTO → COOL → DEHUMIDIFY → CIRCULATION → FAN cyclically.

FAN SPEED Selector

This determines the fan speed. Every time you press this button, the intensity of circulation will change from AUTO → HI → MED → LOW cyclically.

RESET Button

Press this button after the batteries are replaced or when some irregular operation is found.

AUTO SWING Button

Controls the angle of the horizontal air deflector.

PARALLEL WING Button

Use this button to control angle of the vertical air deflector to parallel.

TIMER Control

Use these buttons to set the timer.

TWIN AIR FLOW Button

Use this button to allow two different air flows circulate in every corner of room efficiently.

FILTER Button

Press this button when you have cleaned the filter. About 200 hour after this, the FILTER lamp will light to indicate that it is the time to clean the filter.

RESERVE Button

Time setting reservation.

CANCEL Button

Cancel time reservation.

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 FUNCTION selector button during operation, the device may stop for about 3 minutes for

protection.

– 8 –

AUTOMATIC OPERATION

The device will automatically determine the mode of operation COOL, or Dehumidify, depending on the initial room temperature. The selected mode of operation will not change when the room temperature varies.

Press the FUNCTION selector so that the display indicates the (AUTO) mode of operation.

1

● When AUTO has been selected, the device will

automatically determine the mode of operation COOL or Dehumidify, depending on the initial room temperature and outdoor temperature.

START

STOP

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

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

only have to press the

You can raise or lower the temperature setting as necessary by maximum of 3°C.

● The preset temperature and the actual room temperature may

vary somewhat depending on conditions.

● The display does not indicate the preset temperature in the

AUTO mode. If you change the setting, the indoor unit will produce a beep.

(START/STOP) button.

(START/STOP) button next time.

Press the temperature button and the temperature setting will change by 1°C each time.

ENGLISH

■ CONDITION OF AUTOMATIC OPERATION

● The selected mode of operation will not change during the operation even though the room temperature

change.

INITIAL ROOM

TEMPERATURE (APPROX.)

Over 27°C COOL

16~27°C

FUNCTION

-

DEHUMIDIFY

– 9 –

TEMPERATURE

SETTING

27°C

Slightly lower than the room temperature

FAN SPEED

HIGH at start, LOW after the preset temperature is reached.

LOW

C

COOLING OPERATION

Use the device for cooling when the outdoor temperature is 21-42°C. If humidity is very high (over 80%) indoors, some dew may form on the air outlet grille of the indoor unit.

Press the FUNCTION selector so that the display indicates

1

(COOL).

2

3

START

STOP

Set the desired FAN SPEED with the (the display indicates the setting).

(AUTO): The FAN SPEED is HI at first and varies to

MED automatically when the preset temperature has been reached.

(HI) : Economical as the room will become cool

quickly.

(MED) : Fan speed slow.

(LOW) : Fan speed slower.

Set the desired room temperature with the TEMPERATURE button (the display indicates the setting).

The range of 25-28°C is recommended as the

˚

The temperature setting and the actual room temperature may vary somewhat depending on conditions.

Press the 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 you set the temperature below the current room temperature.

room temperature for cooling. If the temperature setting is 27°C, the room temperature will be controlled at around 27°C.

(START/STOP) button. Cooling operation starts

(FAN SPEED) button

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

only have to press the

– 10 –

(START/STOP) button next time.

DEHUMIDIFYING OPERATION

C

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.

Press the FUNCTION selector so that the display indicates (DEHUMIDIFY).

1

The FAN SPEED is set at LOW automatically. The FAN SPEED button does not work.

Set the desired room temperature with the TEMPERATURE button (the display indicates the setting).

ENGLISH

2

˚

START

STOP

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

Press the (START/STOP) button. Dehumidifying operation starts with a beep. Press the button again to stop operation.

have to press the

The range of 20-26˚C is recommended as the room temperature for dehumidifying.

(START/STOP) button next time.

■ Dehumidifying Function

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. The function will stop (the indoor unit will stop emitting air) as soon as the room temperature becomes lower than the setting temperature.

– 11 –

AIR CIRCULATION OPERATION

You can use the device simply as an air circulator. Use this function to dry the interior of the indoor unit at the end of summer.

Press the FUNCTION selector so that the display indicates

1

(CIRCULATE).

2

3

START

STOP

Press the (FAN SPEED) button and select the desired FAN SPEED (the display indicates your choice).

Press the temperature control button to set to the desired temperature.

Press the (START/STOP) button. Circulating operation starts with a beep. Press the button again to stop operation.

– 12 –

FAN OPERATION

You can use the device simply as an air circulator. Use this function to dry the interior of the indoor unit at the end of summer.

Press the FUNCTION selector so that the display indicates

1

(FAN).

ENGLISH

2

START

STOP

Press the

Press the (START/STOP) button. Fan operation starts with a beep. Press the button again to stop operation.

(FAN SPEED) button.

– 13 –

SUPER COOLING

Press the button.

● Operation start with a signal received sound “beep”.

● Unit will be forced operate in (COOL) with SUPER HI fan

speed for 20 minutes. Indicator appear during this period while temperature and fan speed setting display remain

1

unchanged. (Operation lamp at indoor unit is ON).

● After 20 minutes, indicator stop blinking on remote controller

disappear and unit will be in (COOL) mode. Temperature and fan speed will change to previous setting. (Super cooling lamp at indoor unit is OFF).

● Air blow sound will be slightly high due to forced operation.

CANCELLATION of SUPER COOLING Operation

Cancel Condition

Press or OFF timer time is up

key press

Press or

20 minutes time is up

Operation mode after cancel

Stop operation

DEHUMIDIFYING operation

Normal COOLING operation

NOTE

(1) OFF TIME setting : OFF timer will be a priority over the

SUPER COOLING operation time.

(2) ON TIME setting : SUPER COOLING operation will be a

priority over the ON timer operation time.

– 14 –

SILENT MODE

Press the button.

● Operation start with a signal received sound “beep”.

1

● Unit will be forced operation in (COOL) with SILENT fan

speed, regardless of previous setting.

CANCELLATION of SILENT Operation

Cancel Condition

Press button. OFF timer time is up Sleeping timer time is up

Press SUPER COOL button

Press button Next fan speed operation

Operation mode after cancel

Stop operation

SUPER COOL operation

ENGLISH

NOTE:

Under SUPER SILENT operation and quiet environment, phenomena like flowing noise of refrigerant in the refrigerating cycle may occur, but this is normal for the operation.

– 15 –

AIR EXCHANGER OPERATION

● Air Exchanger fan: Operate the ventilation and exhaust.

● Air Exchanger still can be operated regardless air-cond is ON

● Air Exchange operation.

or OFF.

Press “ ” button.

1

Exhaust (high) Exhaust (low) Air-exchanger (high)

Stop

Air-exchanger

(low)

● Follow this sequence to select the air exchanger mode.

● Operation lamp and air exchanger at indoor are ON, and air

exchanger operation is operating according to the remote control setting.

● During air-cond operation, when setting the air exchanger

function, air exchanger fan speed “high” or “low” shall change 10 seconds later.

● If setting air-exchanger operation during twin air flow mode

(refer pg 19), twin air flow mode will be cancelled and airexchanger mode will take place; when the air-exchanger operation is OFF, twin air flow will continue to operate.

● During air-exchanger operation, clean air will be blown to indoor,

after passing through the UV-LED and Air Duct Filter. At this moment, the AIR EXCHANGER lamp at the fresh air outlet and air purifier lamp will ON.

● Although the ventilated air is deodorized by the ventilation

filter, the odor of the ventilated air may enter the room according to the environment where the filter is utilized. If there is concern regarding any odors, please stop the device.

● Operate the exhaust for about 10 minutes every 2 hours during

ventilation to prevent dew condensation on the air exchanger fan and hose. This is to prevent dust from plugging the hose.

STOP

!

WARNING

● If the fresh air is insufficient during air conditioning operating in a sealed room or simultaneously with

Press the (START/STOP) button or button to cancel. (During COOL and DEHUMIDIFY operation)

a heating appliance, open a window or ventilate with a fan.

● If fresh air in is insufficient, oxygen deficiency may cause asphyxiation.

– 16 –

PARENTAL LOCK

● Setting method : When remote controller under “Off mode”, press and hold button and then press

(CANCEL) button. At this moment, except for the , , button,

other buttons are locked.

● Cancel method : Repeat to cancel.

TWIN AIR FLOW OPERATION

● Press “ ” button. Remote controller sends signal, “twin air

flow” will be displayed, twin air flow with same temperature (room air) will be blown from the fresh air outlet by air-exchanger fan operation.

● When the air-cond operation is off, although “twin air flow” is

set in remote controller, twin air flow fan for indoor unit will not

1

function.

● During air-cond and air exchanger operation, select twin air

flow, air exchanger operation will be cancelled to operate the twin air flow operation.

● Air exchanger fan’s noise level is higher than the air-cond unit,

even though the air-cond fan in “HI” fan speed. So the noise level differential between HI, MEDIUM, LOW speed will disappear.

● When the sleep timer is set, twin air flow operation will be

cancelled temporary.

ENGLISH

Room temperature air flow

STOP

Press the button until TWIN AIR FLOW on the remote control turns off.

● When using simultaneously with cooling operation, it will direct

the air flow from air-cond to upper part of the room, to make the user feel cool.

– 17 –

TEMPERATURE INDICATOR

● Indoor and Outdoor Temperature indicates on remote

controller during Operation:

During operation mode, press “ ” button.

1

● Air-cond unit will make a ‘beep’ sound to indicate

signal received. Around 2 seconds after hearing the sound, unit will sends a data signal to remote controller. Point the remote controller to the centre part of the air-cond. After the remote controller received the signals, it will display:

Press again the “ ” button.

2

● After the remote controller received signal from

air-cond, it will display the setting temperature.

If the content on the display blinking as shown on

3

the right figure, it means that the remote controller did not receive any signal. Point the remote controller to the centre of the air-cond again and press the “ ” button.

● There is no function when pressing the “ ” button during

operation stop mode.

● Below figure shows the temperature sensor locations to

measure the indoor and outdoor temperature.

● The measured value is the approximately value. There is

a certain differential between the actual and measured temperature. The differential will be larger especially when the operation is just begin or when the compressor stop after reaching the setting temperature.

Indoor temperature

Outdoor temperature (Temperature indicated range. Indoor 10°C-49°C Outdoor 30°C-49°C)

Outdoor temperature sensor portion

Indoor temperature sensor portion

AIR PURIFIER OPERATION

● Press the button, to execute the air purifier operation.

● Air purifier operation is an operation in which the air-cond fan motor and air exchanger fan motor

operate simultaneously. Air exchanger fan will suck the air and pass through the air exchanger filter, UV-LED and blow out from the air-cond.

● Operation lamp and air purifier lamp will on.

● The blue indication lamp on the fresh air nozzle will on.

● The fan speed for air-cond can be set by remote controller.

STOP : Press the (START/STOP) button or button to cancel.

(During COOL and DEHUMIDIFY operation)

When setting air exchanger operation during air purifier operation, the air purifier

!

CAUTION

operation will be cancelled temporary. After the air exchanger operation is stopped, air purifier operation will continue.

– 18 –

AIR EXCHANGER NOTES

Ventilation

● When the air temperature outside the room exceeds 38°C or drops below 3°C, the ventilation does not

operate to prevent dew condensation on the air exchanger fan and hose and to save energy.

● If the difference in temperature between the inside and outside of the room exceeds 13°C, the fresh air

in does not operate to prevent dew condensation on the air exchanger fan and hose, while cooling.

● If the room dehumidify is more than 80%, the intake fresh air will not operate.

● When the above mentioned operations have stopped, the “Air Exchanger” lamp in the display of

the indoor unit blinks (10 seconds on / 1 second off).

Exhaust

● When the temperature inside the room exceeds 43°C, the exhaust does not operate to protect the

exhaust fan from damage.

● When the above mentioned operation have stopped, the “Air Exchanger” lamp in the display of

the indoor device blinks (1 second on / 10 seconds off).

TWIN AIR FLOW NOTES

● When the temperature inside the room exceeds 43°C, the twin air flow and air purifier does not operate

to protect the exhaust fan from damage.

● When the above mentioned operation have stopped, the “Air Exchanger” lamp in the display of

the indoor device blinks (1 second on / 10 seconds off).

ENGLISH

Condition of air exchanger lamp blinking

4 seconds on / 1 second off

1 second on / 1 second off

Time

Continous

10 seconds

Causes

Air exchanger’s motor abnormal

Air exchanger switch is shifted to prohibit fresh air or prohibit air exchanger operation.

10 seconds on / 1 second off

Continous

Limit for the air exchanger prohibit condition (temperature, humidify).

1 second on / 10 seconds off

Continous

Affect of the limitation of twin flow prohibit condition (indoor 43°C and above).

SOUND OF THE AIR EXCHANGER OPERATION

Type of operation Operating sound

“HI” Ventilation/Exhaust About the same when cooling (Fan Speed: “HI”).

“LOW” Ventilation/Exhaust About the same when cooling (Fan Speed: “LOW”).

❉ The operating volume of the air conditioning changes according to the mounting conditions.

– 19 –

AIR EXCHANGER SPECIFICATIONS

Items Specification

Air exchanger method Air exchanger method

3

Fresh air volume (Hi) 12m

Exhaust volume (Hi) 20m

Testing standard JIS (Japan Industry standard) B8330

Testing condition Pipe length : 0.54m

● Testing Condition

Pipe length : ø 0.54m Piping condition : Come out from horizontal and backward.

Use air exchanger hose. Piping bending time : 1 time. Others : Anti-insect and rain proof ventilate cap.

hour

3

hour

HOW TO EXCHANGE THE BATTERIES IN THE REMOTE CONTROLLER

Remove the cover as shown in the figure and take out

1

the old batteries.

➡

Install the new batteries.

2

The direction of the batteries should match the marks in the case.

➡

!

CAUTION

1. Do not use new and old batteries, or different kinds of batteries together.

2. Take out the batteries when you do not use the remote controller for 2 or 3 months.

– 20 –

ADJUSTING THE AIR DEFLECTOR

Adjustment of the conditioned air in the upward and downward

1

directions. According to “Dehumidifying” or “Cooling” operation, the horizontal air deflector is automatically set to the proper angle suitable for each operation. The deflector can be swung up and down and also set to the desired angle using the “ (AUTO SWING)” button. (If the angle of the deflector is changed, it will not return to the auto-set position after operations start unless the operation mode is switched.)

● If the “ (AUTO SWING)” button is pressed once, the

horizontal air deflector swings up and down. If the button is pressed again, the deflector stops in its current position. Several seconds (about 6 seconds) may be required before the deflector starts to move.

● In “Cooling” operation, do not keep the horizontal air

deflector swinging for a long time. Some dew may form on the horizontal air deflector and dew may drop.

Horizontal Deflector

Vertical Deflector

Auto Swing

Parallel Swing

ENGLISH

Adjustment of the conditioned air to the left and right.

2

Hold the vertical air deflector as shown in the figure and adjust the conditioned air to the left and right.

● If the “ (PARALLEL SWING)” button is pressed once,

the vertical air deflectors swing left and right to parallel. If the button is pressed again, the deflectors stop in their current position. Several second (about 6 seconds) may be required before the deflectors start to move.

Initial condition

!

CAUTION

When operating the unit in cooling operation with the air deflector facing down and moving automatically for a long period of time, water will condensed on the air deflector and drips down occasionally. This will wet your furniture.

During cooling and dehumidifying operation

Vertical

60°

– 21 –

HOW TO SET THE TIMER

OFF TIMER

ON TIMER

RESER VE

CANCEL

ON-Timer

● The device will turn on at

Time, Day, Month

After you change the batteries;

OFF-Timer

Start

You can set the device to turn off at the present time.

the designated times.

M D

STOP

Stop

Start

1 Set the current time with

the TIMER control button.

M D

1 Press the (OFF-TIMER)

button. The (OFF) mark blinks on the display.

AM

1 Press the (ON-TIMER)

button the (ON) mark blinks on the display.

AM

ON/OFF-Timer

Start Stop

● The device will turn on (off) and off (on) at the designated times.

● The switching occurs first at the preset time that comes earlier.

● The arrow mark appearing on the display indicates the sequence of switching operations.

1 Press the (OFF-

TIMER) button so that the

(OFF) mark blinks.

PM

2 Set the turn-off time

with the TIMER control button. Press the (RESERVE) button.

PM

3 Press the (ON-

TIMER) button so that the (OFF) mark lights and the (ON) mark blinks.

PM

AM

How to Cancel Reservation

Press the (CANCEL) button. The (RESERVED) sign goes out with a beep and the (TIMER) lamp turns off on the indoor unit.

NOTE

You can set only one of the OFF-timer, ON-timer and ON/OFF-timer.

– 22 –

2 Press the

(TIME) button.

AM PM PM

3 Set the current time with the

(TIME) button.

Example: The current time is 1:30 p.m.

4 Press the (TIME) button.

The time indication starts lighting instead of blinking.

● The time indication will disappear

PM

● To check the current time setting,

automatically in 10 seconds.

ENGLISH

press the (TIME) button twice.

The setting of the current time is now complete.

2 Set the turn-off time with the

TIMER control button.

PM

2 Set the turn-on time with the

TIMER control button.

AM

4 Set the turn-on time with the

TIMER control button.

3 Press the (RESERVE) button. The (OFF) mark starts lighting

instead of blinking and the sign (RESERVED) sign lights. A beep occurs and the (TIMER) lamp lights on the indoor unit.

PM

The setting of turn-off time is now complete.

Example: The device will turn off at 11:00p.m.

3 Press the (RESERVE) button. The (ON) mark starts lighting instead

of blinking and the (RESERVED) sign lights. A beep occurs and the (TIMER) lamp lights on the indoor unit.

Example:

AM

The device will automatically turn on earlier so that the preset temperature can be reached at 7:00 a.m. The setting of the turn-on time is now complete.

5 Press the (RESERVE) button. The (ON) mark starts lighting instead of

blinking and the (RESERVED) sign lights. A beep occurs and the (TIMER) lamp lights on the indoor unit.

PM

AM

● The timer may be used in three ways: off-timer, on-timer, and ON/OFF (OFF/ON)-timer. Set

PM

AM

Example: For heating, the device will turn off at 10:30 p.m. and then automatically turn on earlier so that the preset temperature be almost reached at 7:00 a.m.; for cooling and dehumidifying, it will simply turned on at 7:00 a.m. The settings of the turn-on/off times are now complete.

the current time at first because it serves as a reference.

● As the time settings are stored in memory in the remote controller, you only have to press

the (RESERVE) button in order to use the same settings next time.

– 23 –

HOW TO SET THE SLEEP TIMER

Set the current time at first if it is not set before (see the pages for setting the current time). Press the (SLEEP) button, and the display changes as shown below.

Reserved

Cancel

Fan Speed

Mode

44 44

Sleep timer

Sleep Timer: The device will continue working for the designated number of hours and then turn off. Point the signal window of the remote controller toward the indoor unit, and press the SLEEP button. The timer information will be displayed on the remote controller. The TIMER lamp lights with a beep from the indoor unit. When the sleep timer has been set, the display indicates the turn-off time.

H

Sleep

timer

Start

1 hour 2 hours 3 hours 7 hours

The device will be turned off by the sleep

timer and turned on by on-timer.

Indication

Sleep timer off

Example: If you set 3 hours sleep time at 11:38 p.m., the turn-off time is 2:38 a.m.

1

1 Set the ON-timer.

2 Press the (SLEEP) button and set the sleep timer.

In this case, the device will turn off in 2 hours (at 1:38 a.m.) and starts at 6:00 a.m. next morning.

How to Cancel Reservation

Point the signal window of the remote controller toward the indoor unit, and press the (CANCEL)

button.

The (RESERVED) sign goes out with a beep and the (TIMER) lamp turns off on the indoor unit.

NOTE

If you set the sleep timer when the off-time or on/off-timer as been set earlier, the sleep timer becomes effective instead of the off- or on/off-timer set earlier.

– 24 –

EXPLANATION OF THE SLEEP TIMER

The device will control the FAN SPEED and room temperature automatically so as to be quiet and good for people’s health. You can set the sleep timer to turn off after 1, 2, 3 or 7 hours. The FAN SPEED and room temperature will be controlled as shown below.

Operation with the sleep timer

Function Operation

Cooling

“ ”

and

dehumidifying

“ ”

Fan

“ ”

The room temperature will be controlled 2°C above the temperature and the FAN SPEED will be set to LOW setting 1 hour after the setting of the sleep timer.

The settings of room temperature and circulation are varied.

NOTE

Sleep timer set

1 hour

2 hours later

ENGLISH

6 hours later

7 hours later

3 hours later

● If date or current time is not set, sleep timer can not be set.

● If you set the sleep timer after the off-, on/off- or off/on-timer has been set, the sleep timer becomes

effective instead of the off-, on/off- or off/on-timer set.

● You can not set other timer during sleep timer operation.

● The angle of horizontal air deflector shifts up automatically after three hours on sleep timer operation.

● Fan will stop for a while if room temperature reaches setting temperature.

– 25 –

THE IDEAL WAYS OF OPERATION

Suitable Room Temperature Install curtain or blinds

!

Warning

Freezing temperature is bad for health and a waste of electric power.

Ventilation Effective Usage Of Timer

It is possible to reduce heat entering the room through windows.

!

Caution

Do not close the room for a long period of time. Occasionally open the door and windows to allow the entrance of fresh air.

Do Not Forget To Clean The Air Filter

Dusty air filter will reduce the air volume and the cooling efficiency. To prevent from wasting electric energy, please clean the filter every 2 weeks.

At night, please use the “sleep timer operation mode”, together with your wake up time in the morning. This will enable you to enjoy a comfortable room temperature. Please use the timer effectively.

Please Adjust Suitable Temperature

For Baby And Children

Please pay attention to the room temperature and air flow direction when operating the unit for baby, children and old folks who have difficulty in movement. (The ideal temperature difference between outdoor and indoor is about ±5°C).

– 26 –

FOR USER’S INFORMATION

OFF

The Air Conditioner And The Heat Source In The Room

!

Caution

If the amount of heat in the room is above the cooling capability of the air conditioner (for example: more people entering the room, using heating equipments and etc.), the preset room temperature cannot be achieved.

Not Operating For A Long Time

When the indoor unit is not to be used for a long period of time, please switch off the power from the mains. If the power from mains remains “ON”, the indoor unit still consumes about 8W in the operation control circuit even if it is in “OFF” mode.

ENGLISH

When Lightning Occurs

!

Warning

To protect the whole unit during lightning, please stop operating the unit and remove the plug from the socket.

UV-LED

UV-LED will be “ON” when the START/STOP button is pressed except for FAN only operation. During selected operation, this UV-LED will be “ON” and “OFF”. Light UV glare is visible when the UV-LED is “ON” and this is normal (not malfunction).

Interference From Electrical Products

!

Caution

To avoid noise interference, please place the indoor unit and its remote controller at least 1m away from electrical products.

To prevent interference, place at least 1m away.

Inverter-type fluorescent lamp.

TV

– 27 –

INSTALLATION FOR AIR DUCT FILTER, AIR EXCHANGER FILTER

Hold both sides of the front panel and lift up.

Installation For Air Duct Filter

Following the “up” mark on the air duct filter and the arrow in the right figure to install the filter.

Installation For Air Exchanger Filter

Clip Lock For Air Exchanger

Pull the left side of the clip

1

lock forward the installer to open the clip.

Air Exchanger Filter

Follow the arrow on

2

above diagram to install the filter.

Air Duct Filter

Front Panel

3

Push the clip lock after fixing the filter by pushing it along the inner grooves until the clip clicks.

!

CAUTION

● Do not operate the unit with the duct filter removed.

Dust or odors may infiltrate the room and may cause the device to malfunction.

● Please never operate the unit without install those filters, it may cause the device malfunctions.

MAINTENANCE

!

CAUTION

● Cleaning and maintenance must be carried out only by qualified service personal.

● Before cleaning, stop operation and switch off the power supply.

Air Filter

● Air filter is used to filter out the dust from indoor, so it need to be cleaned every time. If the “air filter”, “air

exchanger filter” display on the remote controller, it means that the filter need to be cleaned. If quantity of the dust is more than the acceptable level, air flow will be blocked, cooling capacity will decrease, and noise level may increase. Normally when the device operates around 200 hours and above, the “air filter” indication light will “on” and 1000 hours and above, “air exchanger filter” indication light will “on” depending on the environment and using condition and pollution level. It is not necessary to wait for “air filter” and “air exchanger filter” display to be “on”. If the filter is dirty, it should be cleaned at once.

– 28 –

!

CLEANING PROCEDURE

Take out the air filter

1

● Hold both sides of the front panel and lift up.

Take out the air exchanger filter

2

● Pull the left side of the clip lock forward the

installer, hold the handle of the filter and pull follow the arrow direction in the diagram.

Take out the air duct filter

3

● Pull out the air duct filter base on the arrow

direction on the diagram.

Front Panel

ENGLISH

Take out the air exchanger small filter

4

● Lift up the handle of the filter, then pull out the

filter follow the arrow direction.

Vacuum dust from the air filter using vacuum cleaner.

5

If there is too much dust, wash the filter with detergent and rinse it thoroughly. After that, dry it in the shade.

Reverse the above procedure to assemble back all

6

the filter.

Please clean the heat exchanger annually, use soft

7

tooth brush and vacuum cleaner to clean, but avoid the fin from broken.

Air Filter

Air Exchanger Filter

Air Duct Filter

Air Exchanger Small Filter

Tub

CAUTION

● Do not wash with hot water at more than 40°C. The filter may shrink.

● When washing it, shake off moisture completely and dry it in the shade; do not expose it directly to

the sun. The filter may shrink.

● Do not operate the unit without filter. Fault may occur if you continue.

– 29 –

DISMANTLE PROCEDURE FOR FRONT PANEL, GRILL AND DEFLECTOR

The front panel, grill and deflector for this device can be dismantled for cleaning.

1. Assemble and dismantle for front panel

Dismantle:

First open the front panel as shown in diagram, then

1

push the hook on the right 1 and pull the front panel to the right follow the direction of the arrow 2.

Remove the front panel.

2

Assemble:

Fix the left of the front panel to the hole indicated by

1

the arrow 1.

When the panel is fixed well, lock the hook by pushing

2

it to the right as shown by the arrow 2 to lock the panel.

2. Assemble and dismantle for the grill

Dismantle:

Follow the direction shown by arrow

1

out the grill.

Assemble:

Follow the reverse way to assemble the grill.

1

3. Assemble and dismantle for horizontal deflector (big)

Dismantle:

1 2

to take

Open the horizontal

1

deflector (big) downward with both hands.

Assemble:

Follow the reverse procedure to assemble the horizontal deflector (big).

Shift the locking shaft to

2

the direction shown by arrow to the remove the shaft from unit.

– 30 –

Follow the direction

3

shown by the arrow to dismantle the horizontal deflector.

4. Assemble and dismantle for horizontal deflector (small)

Dismantle:

Shift the locking shaft of the

1

horizontal deflector (small) follow the arrow direction.

Assemble:

5. Assemble and dismantle for vertical deflector

Connector

Follow the reverse procedure

1

to assemble the horizontal deflector (small).

ENGLISH

Dismantle:

Follow the diagram to release

1

the connector, then pull to the left and right (2 places).

Hold the light grey colour

2

deflector plate, and pull to the front. (Please follow the

3

sequence to pull).

1 2

Light grey vertical deflector plate

Assemble:

Follow the reverse procedure to

1

assemble the vertical deflector.

– 31 –

CLEANING OF FRONT PANEL

● Wipe it with a soft dry cloth.

● When it is excessively dirty, wipe with a soft cloth soaked

in lukewarm water or neutral detergent. Then wipe thoroughly with a soft dry cloth.

● Wipe the remote controller thoroughly with a soft dry cloth.

!

CAUTION

● Never use hot water (above 40°C), benzine, gasoline, acid, thinner

or a brush, because they will damage the plastic surface and the coating.

MAINTENANCE AT BEGINNING OF LONG OFF PERIOD

● Running the unit setting the operation mode to

(FAN) and the fan speed to HI for about half a day on a fine day, and dry the whole of the unit.

● Disconnect the power plug.

Air

Blow

A

B

E

N

E

Z

I

N

C

I

D

– 32 –

!

CAUTION

● Please use earth line.

Do not place the earth line near water or gas pipes, lightning-conductor, or the earth line of telephone. Improper installation of earth line may cause electric shock.

● A circuit breaker should be installed depending on the mounting site of the unit. Without a circuit

breaker, the danger of electric shock exists.

IMPORTANT

The wires in this mains lead are coloured in accordance with the following code:

Green-and-yellow : Earth Blue : Neutral

Brown : Live As the colours of the wires in the mains lead of this appliance may not correspond with the coloured markings identifying the terminals in your plug, proceed as follows: The wire which is coloured green-and-yellow must be connected to the terminal in the plug which is marked with the letter E or by the earth symbol or coloured green or green-and-yellow. The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black. The wire which is coloured brown must be connected to the terminal which is marked with the letter L or coloured red.

NOTE

If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard.

ENGLISH

!

CAUTION

Cleaning and maintenance must be carried out only by qualified service personal. Before cleaning, stop operation and switch off the power supply.

REGULAR INSPECTION

PLEASE CHECK THE FOLLOWING POINTS EITHER EVERY HALF YEARLY OR YEARLY. CONTACT YOUR SALES AGENT SHOULD YOU NEED ANY HELP.

1

Confirm

2

Is the plug of power line firmly plugged into the socket? (Please ensure no loose contact between them).

Is the earth line disconnected or broken?

Is the mounting frame seriously affected by rust and is the

3

outdoor unit tilted or unstable?

– 33 –

AFTER SALE SERVICE AND WARRANTY

WHEN ASKING FOR SERVICE, CHECK THE FOLLOWING POINTS.

CONDITION CHECK THE FOLLOWING POINTS

● Is the fuse all right?

When it does not operate

When it does not cool well

● Is the voltage extremely high or low?

● Is the circuit breaker “ON”?

● Was the air filter blocked with dust?

● Does sunlight fall directly on the outdoor unit?

● Is the air flow of the outdoor unit obstructed?

● Are the doors or windows opened, or is there any source of

heat in the room?

● Is the set temperature suitable?

Notes

● In quiet operation or stopping the operation, the following phenomena

may occassionally occur, but they are not abnormal for the operation. (1) Slight flowing noise of refrigerant in the refrigerating cycle. (2) Slight rubbing noise from the fan casing which is cooled and then

gradually warmed as operation stops.

● The odor will possibly be emitted from the room air conditioner because

the various odor, emitted by smoke, foodstuffs, cosmetics and so on, sticks to it. So the air filter and the evaporator regularly must be cleaned to reduce the odor.

●

Please contact your sales agent immediately if the air conditioner still fails to operate normally after the above inspections. Inform your agent of the model of your unit, production number, date of installation. Please also inform him regarding the fault.

●

Power supply shall be connected at the rated voltage, otherwise the unit will be broken or could not reach the specified capacity.

NOTE:

If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard.

– 34 –

This product conforms with the protection requirements of council directives 89/336/EEC relating to electromagnetic compatibility and 73/23/EEC relating to electrical equipment designed for use within certain voltage limits.

Please note: On switching on the equipment, particularly when the room light is dimmed, a slight brightness fluctuation may occur. This is of no consequence. The conditions of the local Power Supply Companies are to be observed.

Note

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

21°C (70°F).

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

should be as below:

Minimum Maximum

Indoor Dry bulb °C21 32

Wet bulb °C15 23

Outdoor Dry bulb °C21 43

Wet bulb °C15 26

ENGLISH

MEMO

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– 35 –

MEMO

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– 36 –

Hitachi RAS-10EX9K, RAS-13EX9K, RAC-13EX9 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual