Hitachi RAK-25N6, Instruction Manual

Page 1: ...R INDOOR UNIT MODEL RAK 25N6 RAK 35N6 RAK 50N6 INDOOR UNIT Instruction manual Page 1 24 To obtain the best performance and ensure years of trouble free use please read this instruction manual completely RAK 25N6 RAK 35N6 RAK 50N6 ...

Page 2: ...r 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 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 inle...

Page 3: ...he amount of heat in the room is above the cooling 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 adequately supervised by a responsible person to ensure that they can use the appliance safely Young childr...

Page 4: ...t indicators Light indicator showing the operating condition Refer page 5 Horizontal deflector Vertical deflector Air Outlet Refer page 14 Remote controller Send out operation signal to the indoor unit So as to operate the whole unit Refer page 6 WIDTH mm 780 MODEL RAK 25N6 RAK 35N6 RAK 50N6 HEIGHT mm 280 DEPTH mm 220 MODEL NAME AND DIMENSIONS ...

Page 5: ...mporary switch after the power source is turned off and turn on again the operation is done in automatic mode OPERATION INDICATOR 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 lter The lamp goes out when the AUTO SWING button is pressed on the Remote Controller while the device is on STANDBY MODE OPERATION LAM...

Page 6: ...Press this button to stop operation only SUPER SILENT button Use this button to set silent condition FAN SPEED selector This determines the fan speed Every time you press this button the intensity of circulation will change from AUTO to HI to MED to LOW to SILENT AUTO SWING button Controls the angle of the horizontal air deflector TEMPERATURE button Use this button to raise or lower the temperatur...

Page 7: ...etting AUTO The FAN SPEED is HI at first and varies to MED or LOW automatically when the preset temperature has been reached HI Economical as the room will become warm quickly But you may feel a chill at the beginning MED Fan speed slow LOW Fan speed slower SILENT Fan speed ultra slower Set the desired room temperature with the TEMPERATURE button the display indicates the setting The range of 25 2...

Page 8: ... 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 As the settings are stored in memory in the remote controller you only have to press the DEHUMIDIFY button next time Set the desired room temperature with the TEMPERATURE button the display indicates the setting The range of...

Page 9: ...ATION of SUPER SILENT Operation Cancel Condition Operation mode after cancel Press button Sleeping timer time is up Stop operation Press SPEED COOL button SPEED COOL operation Press button Next fan speed operation 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 ...

Page 10: ...ol button to set to the desired temperature As the settings are stored in memory in the remote controller you only have to press the CIRCULATION button next time 1 3 Press the STOP button to stop operation STOP 2 Circulation Function During circulation operation compressor will not be running and there is no cooling operation with only indoor fan running When the setting temperature is higher than...

Page 11: ...When pressed SPEED COOL button Selected FAN SPEED Default Angle θ FAN SPEED Angle θ HI COOLING OPERATION MED LOW SILENT AUTO LOW SILENT HI MED LOW SILENT AUTO DEHUMIDIFYING OPERATION SUPER HI SUPER HI SUPER HI SUPER HI SUPER HI LOW LOW HI HI HI HI HI 55 60 CIRCULATION OPERATION 10 35 35 35 θ Horizontal Deflector Angle During circulation operation compressor will not be running and there is no cool...

Page 12: ...ation will be displayed on the remote controller The TIMER lamp lights with a beep from the indoor unit SLEEP 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 not set other timer during sleep timer operation After sleep timer time is up and when press sleep button again the sleep timer wil...

Page 13: ...N Button Setting time will change according to the below sequence ON Timer Reservation 1 2 3 9 10 11 12 1 hour interval CANCEL OFF TIMER Operation will start for setting temperature at setting time The starting time may different depend on the room temperature and set temperature ...

Page 14: ...e the deflector starts to move Use the horizontal air deflector within the adjusting range shown on the right When the operation is stopped the horizontal air deflector moves and stops at the position where the air outlet closes CAUTION 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 Adjustmen...

Page 15: ...different kinds of batteries together 2 Take out the batteries when you do not use the remote controller for 2 or 3 months 3 Use high quality and high performance AAA batteries to avoid short operating life and electrolyte leakages CAUTION When using the remote control if there is no response from the air conditioner unit and or the remote control has fading and dim displays the batteries in the r...

Page 16: ...with your wake up time in 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 f...

Page 17: ...e 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 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 interfe...

Page 18: ...ied out only by qualified service personal Before cleaning stop operation and switch off the power supply CAUTION 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 cooling capacity is slightly weakened and the cooling speed becomes slower when the air cleansing filters are u...

Page 19: ...tly 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 fac ing front and slot them into the original state After attaching the filters push the front panel at three arrow portions as shown in figure and close it CAUTION Do not wash with hot water at more than 40 C The filter may shrink When washing ...

Page 20: ...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 while closing the front panel slightly pull it out forward Attaching the Front Panel Move the projections of the left and right arms into ...

Page 21: ...he mounting site of the unit Without a circuit breaker the danger of electric shock exists NOTE If the supply cord is damaged it must be replaced by the special cord obtainable at authorized service parts centers 1 2 3 REGULAR INSPECTION PLEASE CHECK THE FOLLOWING POINTS BY QUALIFIED SERVICE PERSONAL EITHER EVERY HALF YEARLY OR YEARLY CONTACT YOUR SALES AGENT OR SERVICE SHOP Is the earth line disc...

Page 22: ...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 sa...

Page 23: ...ly 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 Minimum Maximum Indoor Dry bulb C 21 32 Wet bulb C 15 23 Outdoor Dry bulb C 21 43 Wet bulb C 15 26 Note Avoid to use the room air conditioner for cooling operation when the outside temperature is below 21 C 70 F The recommended m...

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