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Hitachi RAK-18QH8B, Instruction Manual, Page: 1 / 27

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ENGLISH

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SPLIT TYPE AIR CONDITIONER

INDOOR UNIT

INDOOR UNIT

RAK-18QH8(W)
RAK-25QH8(W)
RAK-35QH8(W)
RAK-50QH8(W)
RAK-18QH8(B)
RAK-25QH8(B)
RAK-35QH8(B)
RAK-50QH8(B)

RAK-18QH8(W)
RAK-25QH8(W)
RAK-35QH8(W)
RAK-50QH8(W)

RAK-18QH8(B)
RAK-25QH8(B)
RAK-35QH8(B)
RAK-50QH8(B)

MODEL

(EN PG 1) RAK-18/25/35/50QH8(W)

9/8/08, 15:16

1

Black

Summary of Contents for RAK-18QH8B

Page 1: ...R CONDITIONER INDOOR UNIT INDOOR UNIT RAK 18QH8 W RAK 25QH8 W RAK 35QH8 W RAK 50QH8 W RAK 18QH8 B RAK 25QH8 B RAK 35QH8 B RAK 50QH8 B RAK 18QH8 W RAK 25QH8 W RAK 35QH8 W RAK 50QH8 W RAK 18QH8 B RAK 25QH8 B RAK 35QH8 B RAK 50QH8 B MODEL EN PG 1 RAK 18 25 35 50QH8 W 9 8 08 15 16 1 Black ...

Page 2: ...5QH8 B RAK 50QH8 B HEIGHT mm 295 DEPTH mm 198 MODEL NAME AND DIMENSIONS Air cleansing and deodorizing filters are washable and reusable up to 20 times by using vacuum cleaner or water rinse under running tap water Type number for this air cleansing filter is SPX CFH20 Please use this number for ordering when you want to renew it Air cleansing filter should be cleaned every month or sooner if notic...

Page 3: ...ORARY 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 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 TEMPORA RY SWITCH TEMPORARY SWITCH Front panel Moveable panel Hand grip poi...

Page 4: ...s should be as below Cooling Heating Pull toward the down direction 2 Closing the Front Panel 1 2 1 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 CAUTION Initially press the left and the right si...

Page 5: ... TYPE Instruction manual Instruction manual Page 1 24 To obtain the best performance and ensure years of trouble free use please read this instruction manual completely EN Instruction Manual 1649 5 30 08 12 36 1 Black ...

Page 6: ...s 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 CAUTION PRECAUTIONS DURING OPERATION Avoid an extended period of direct air flow for your health W A R N I N G Do not insert a finger a rod or other objects into the air outlet or inlet As the fan is rotating ...

Page 7: ...s 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 to be used by children or persons with reduced physical sensory or mental capab...

Page 8: ...etting Keep pressed and the value will change more quickly TIME button Use this button to set and check the time and date RESET buttons FUNCTION selector Use this button to select the operating mode Every time you press it the mode will change from AUTO to HEAT to DEHUMIDIFY to COOL and to FAN cyclically FAN SPEED selector This determines the fan speed Every time you press this button the intensit...

Page 9: ...the settings are stored in memory in the remote controller you only have to press the START STOP button next time Press the FUNCTION selector so that the display indicates the AUTO mode of operation When AUTO has been selected the device will automatically determine the mode of operation HEAT COOL or DEHUMIDIFY depending on the current room temperature However the mode of operation will not change...

Page 10: ...temperature with the TEMPERATURE buttons the display indicates the setting The temperature setting and the actual room temperature may vary somewhat depending on conditions Press the START STOP button Heating operation starts with a beep Press the button again to stop operation As the settings are stored in memory in the remote controller you only have to press the START STOP button next time 1 2 ...

Page 11: ...ill stop emitting air as soon as the room temperature becomes lower than the setting temperature 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 TEMPERATURE button the display indicates the setting The range of 20 26 C is recommended as the room temperature for dehumidifying Pres...

Page 12: ...n speed ultra slower Set the desired room temperature with the TEMPERATURE button the display indicates the setting The temperature setting and the actual room temperature may vary some how 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 th...

Page 13: ...n HI The strongest air blow MED Fan speed slow LOW Fan speed slower SILENT Fan speed ultra slower Press the START STOP button Fan operation starts with a beep Press the button again to stop operation 1 2 START STOP EXTENDED AIRFLOW During operations press the button to select the various operating modes that will set the preferred air flow direction and will also adjust the air flow speed to reach...

Page 14: ...t and press the CANCEL button The RESERVED sign goes out with a beep and the TIMER lamp turns off on the indoor unit 1 Set the TIME button 1 Press the OFF TIMER button The OFF mark blinks on the display 1 Press the ON TIMER button the ON mark blinks on the display 2 Set the turn off time with the TIMER control button Press the RESERVE button 3 Press the ON TIMER button so that the OFF mark lights ...

Page 15: ...ing of turn off time is now complete Example The device will turn off at 11 00p m Example The device will turn on at 7 00 a m The setting of the turn on time is now complete 4Set the turn on time with the TIMER control button 5 Point the signal window of the remote controller toward the indoor unit and press the RESERVE button The ON mark starts lighting instead of flashing and the RESERVED sign l...

Page 16: ...ler 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 Example If you set 3 hours sleep time at 11 38 p m the turn off time is 2 38 a m 2 Press the SLEEP button and set the sleep timer The device will be turned off by the sleep timer and turned on by on timer How to Cancel Reservation Point the signal window of the remot...

Page 17: ...teries when you do not use the remote controller for 2 or 3 months CAUTION Push and pull to the direction of arrow CIRCUIT BREAKER When you do not use the room air conditioner set the circuit breaker to OFF TEMPORARY SWITCH If the remote controller does not work due to battery failure press this switch to start and stop operation This temporary operation will be at the setting made most recently T...

Page 18: ... the morning This will enable you to enjoy a comfortable room temperature Please use the timer effectively 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 Please pay attention to the room temperature and air flow direction when operating the unit for baby children and old folks who have difficulty ...

Page 19: ...iod 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 Warning To protect the whole unit during lightning please stop operating the unit and remove the plug from the socket OFF Interference From Electrical Products Caution To avoid noise interference please place th...

Page 20: ...tion into filter frame 4 Attach the filters Attach the filters by ensuring that the surface written FRONT is facing front After attaching the filters push the front panel at three arrow portion as shown in figure and close it CAUTION Do not bend the air cleansing filter as it may cause damage to the structure NOTE In case of removing the air cleansing filters please follow the above procedures The...

Page 21: ...g filter using vacuum cleaner If there is too much dust air filter only rinse under running tap water and gently brush it with soft bristle brush Allow filters to dry in shade 3 Re insert the air cleansing filter to the filter frame Set the filter with FRONT mark facing front and slot them into the original state After attaching the filters push the front panel at three arrow portions as shown in ...

Page 22: ...ds to detach and attach it CAUTION Do not splash or direct water to the body of the unit when cleaning it as this may cause short circuit Never use hot water above 40 C benzine gasoline acid thinner or a brush because they will damage the plastic surface and the coating Removing the Front Panel When the front panel is fully opened with both hands push the right arm to the inside to release it and ...

Page 23: ...g of power line firmly plugged into the socket Please ensure no loose contact between them Cleaning and maintenance must be carried out only by qualified service personal Before cleaning stop operation and switch off the power supply CAUTION Confirm 3 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 fin...

Page 24: ... 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 suppl...

Page 25: ... 21 ENGLISH MEMO EN2 Instruction Manual 1649 5 30 08 12 37 21 Black ...

Page 26: ... 22 MEMO EN2 Instruction Manual 1649 5 30 08 12 37 22 Black ...

Page 27: ... 23 ENGLISH MEMO EN2 Instruction Manual 1649 5 30 08 12 37 23 Black ...

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