Hitachi RAS-DX24CHK User manual

-฀1฀-–1–

ILGNE

INDOOR UNIT/OUTDOOR UNIT

SPLIT TYPE AIR CONDITIONER

MODEL

Instruction manual Page1~22Toobtainthebestperformanceandensureyearsoftroublefreeuse,pleasereadthisinstructionmanualcompletely.2~4

ENGLISH

34TINU฀ROODNITINU฀ROODTUO

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RAS-DX24CHK/RAC-DX24CHK

RAC-DX24CHK

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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฀signs฀indicate฀the฀following฀meanings.฀฀฀Make฀sure฀to฀connect฀earth฀line.฀฀฀The฀sign฀in฀the฀figure฀indicates฀prohibition฀฀฀Indicates฀the฀instructions฀that฀must฀be฀followed.Please฀keep฀this฀manual฀after฀reading.

PRECAUTIONS DURING INSTALLATION

WARNING Do฀not฀reconstruct฀the฀unit.Water฀leakage,฀fault,฀short฀circuit฀or฀fie฀may฀occur฀if฀you฀reconstruct฀the฀unit฀by฀yourself.Please฀ask฀your฀sales฀agent฀or฀qualified฀technician฀for฀the฀installation฀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.CAUTION 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฀unit฀may฀catch฀fire฀if฀flammable฀gas฀leaks฀around฀it.Please฀ensure฀smooth฀flow฀of฀water฀when฀installing฀the฀drain฀hose.

PRECAUTIONS DURING SHIFTING OR MAINTENANCE

GShould฀abnormal฀situation฀arises฀(like฀burning฀smell),฀please฀stop฀operating฀the฀unit฀and฀turn฀off฀the฀circuit฀breaker.฀Contact฀your฀agent.฀Fault,฀short฀circuit฀or฀firemay฀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฀firemay฀occur฀if฀you฀remove฀and฀reinstall฀the฀unit฀yourself฀improperly.

PRECAUTIONS DURING OPERATION

GAvoid฀an฀extended฀period฀of฀direct฀air฀flwfor฀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.During฀thunder฀storm,฀disconnect฀and฀turn฀off฀the฀circuit฀breaker.o฀If฀the฀supply฀cord฀is฀damaged,฀it฀must฀be฀replaced฀by฀the฀manufacturer,฀it’s฀service฀agent฀or฀similarly฀qualified฀persons฀in฀order฀to฀avoid฀a฀hazard．

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PRECAUTIONS DURING OPERATION

GThe฀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.•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.•Please฀switch฀off฀the฀unit฀and฀turn฀off฀the฀circuit฀breaker฀during฀cleaning,฀the฀high-speed฀fan฀inside฀the฀unit฀may฀cause฀danger.•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฀ﬂ฀ow฀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.••฀This฀appliance฀is฀not฀intended฀for฀use฀by฀young฀children฀or฀infirm฀persons฀unless฀they฀have฀been฀฀Young฀children฀should฀be฀supervised฀to฀ensure฀that฀they฀do฀not฀play฀with฀the฀appliance.adequately฀supervised฀by฀a฀responsible฀person฀to฀ensure฀that฀they฀can฀use฀this฀appliance฀safely.••

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NAMES AND FUNCTIONS OF EACH PART

ENGLISH

INDOOR UNIT

AIR FILTER

To฀prevent฀dust฀from฀coming฀into฀the฀door฀unit.฀(Refer฀page฀17)INDOOR UNIT INDICATORS

Light฀indicator฀showing฀the฀operating฀condition.฀(Refer฀page฀6)FRONT PANEL

HORIZONTAL DEFLECTOR •VERTICAL

DEFLECTOR (AIR OUTLET)

(Refer฀page฀14)REMOTE CONTROL

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

DRAIN PIPE

Condensed฀water฀drain฀to฀outside.CONNECTING CORD

AIR INLET (BACK, LEFT SIDE)

AIR OUTLET

MODEL NAME AND DIMENSIONS

MODELWIDTH(mm)HEIGHT(mm)DEPTH(mm)RAS-DX24CHKRAC-DX24CHK7922996001050290220

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SUPPORT PANEL

CAUTION

Turn฀off฀the฀circuit฀breaker฀or฀power฀for฀a฀long฀period.OPERATION INDICATOR

TEMPORARY SWITCH

When฀the฀remote฀control฀device฀is฀not฀functioning,฀use฀the฀Temporary฀Switch฀mode(1)฀W฀฀hen฀the฀Temporary฀Switch฀is฀pressed,฀the฀unit฀will฀operate฀as฀per฀the฀previous฀setting.(2)฀฀Press฀the฀Temporary฀Switch฀a฀second฀time฀will฀stop฀the฀operations฀of฀the฀air฀conditioner฀unit.AUTO RESTART FUNCTION

In฀the฀event฀of฀power฀failure,฀the฀air฀conditioner฀will฀restart฀automatically.In฀the฀event฀of฀power฀failure฀during฀TIMER฀operation,฀the฀timer฀will฀be฀reset฀and฀the฀unit฀will฀begin฀or฀stopoperating฀under฀a฀new฀timer฀setting.

When฀the฀operation฀is฀done฀using฀the฀temporary฀switch฀after฀the฀power฀source฀is฀turnedoff฀and฀turn฀on฀again,฀the฀operation฀is฀done฀in฀automatic฀mode.

TEMPORARY

SWITCH

TEMPORARY

SWITCH

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switch฀if฀the฀unit฀is฀not฀be฀operated

NAMES AND FUNCTIONS OF REMOTE฀CONTROLLERREMOTE CONTROLLER

• This controls the operation of the indoor unit.

Signal range to reach air-conditioner is about 7 meters. If indoor lighting is controlled

electronically, the range of control may be shorter, in some cases, the control signal may not be

received.

This unit can be fixed on a wall using the fixture provided. Before fixing it, make sure the indoor unit

can be controlled from the remote controller.

• Handle the remote controller with care.

Dropping it or getting it wet may compromise its signal transmission capability.

Precautions for Use

Signal Transmission

POWERFUL Button

Press฀this฀button฀to฀start฀powerful฀operation.฀(฀Page฀฀1฀฀1)TEMPERATURE Button

Room฀temperature฀setting.฀Value฀will฀change฀quicker฀when฀keep฀pressing.FAN SPEED Button

Select฀the฀fan฀speed฀for฀eachmode.AUTO SWING (Horizontal)

Button

Control฀the฀angle฀of฀the฀horizontal฀air฀deﬂ฀ector.(฀Page฀฀1฀4฀฀)AUTO SWING (Vertical)

Button

Control฀the฀angle฀of฀the฀vertical฀air฀deﬂ฀ector.฀(Page฀฀1฀4฀฀฀฀)Transmission Sign

The฀transmission฀sign฀blinks฀when฀a฀signal฀has฀been฀sent.SLEEP button

Use฀this฀button฀to฀set฀the฀sleep฀timer.ECO Button

Use฀this฀button฀to฀set฀the฀ECO฀mode.(฀Page฀฀1฀2)OFF TIMER Button

Select฀the฀turn฀OFF฀time.(฀Page฀฀1฀฀1)ON TIMER Button

Select฀the฀turn฀ON฀time.(฀Page฀฀1฀฀1)START/STOP button

Press฀this฀button฀to฀start฀operation.฀Press฀it฀again฀to฀stop฀operation.(฀Page฀฀1฀3)

ENGLISH

- 7 -

• Do not put the remote controller in the following places.

• In direct sunlight

• In the vicinity of a heater.

• Handle the remote controller carefully. Do not drop it on the floor, and

away from water.

•Once the outdoor unit stops, it will not restart for about 3 minutes (unless

you turn the power switch off and on

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.

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ENGLISH

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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 you set the temperature

below the current room temperature.

START

STOP

COOLING OPERATION

Use the device for cooling when the outdoor temperature is 7 to 43°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

(COOL).

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

(the display indicates the setting).

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

(HI) : Economical as the room will become cool quickly.

(MED) : Quiet.

(LOW) : More quiet.

(SILENT) : Silent.

Set the desired room temperature with the TEMPERATURE

buttons (the display indicates the setting).

The temperature setting and the actual room temperature may

vary somewhat depending on conditions.

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

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

or LOW or SILENT automatically when the

preset temperature has been reached.

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