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Hitachi RAC-10EX9, User Manual

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Hitachi RAC-10EX9 User Manual Download Page 15

ENGLISH

– 15 –

SILENT MODE

Press the     button.

●

Operation start with a signal received sound “beep”.

●

Unit will be forced operation in    (COOL) with SILENT fan
speed, regardless of previous setting.

1

CANCELLATION of SILENT Operation

Cancel Condition

Operation mode after cancel

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

Stop operation

Press     SUPER COOL button

SUPER COOL 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.

Press      button

Next fan speed operation

Summary of Contents for RAC-10EX9

Page 1: ... 1 36 To obtain the best performance and ensure years of trouble free use please read this instruction manual completely MODEL RAS 10EX9K RAC 10EX9 RAS 13EX9K RAC 13EX9 RAS 10EX9K RAS 13EX9K RAC 10EX9 OUTDOOR UNIT INDOOR UNIT RAC 13EX9 RAS RAC 10 13EX9K Cover 27 4 05 3 11 PM 36 ƒ ...

Page 2: ...anger 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 SHIFTING OR MAINTENANCE PRECAUTIONS DURING OPERATION Avoid an extended period of direct air flow for your health W A R N I N G Should abnormal situation ...

Page 3: ...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 Do not climb on the outdoor unit or put objects on it Pl...

Page 4: ...INDICATORS Light indicator showing the operating condition Refer page 5 HORIZONTAL DEFLECTOR VERTICAL 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 7 840 700 750 298 570 570 248 210 280 DRAIN PIPE Condensed water drain to outside CONNECTING CORD AIR INLET BACK AIR OUTLET DRAIN PIPE Condensed water drain to ...

Page 5: ...on 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 Use this switch to start and stop when the remote controller does not work By setting the temporary switch the operation is do...

Page 6: ...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 n...

Page 7: ...nsity 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 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 ...

Page 8: ...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 Ca...

Page 9: ...tton Operation starts with a beep Press the button again to stop operation You can raise or lower the temperature setting as necessary by maximum of 3 C Press the temperature button and the temperature setting will change by 1 C each time 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...

Page 10: ...RATURE button the display indicates the setting The range of 25 28 C is recommended as the room temperature for cooling If the temperature setting is 27 C the room temperature will be controlled at around 27 C The temperature setting and the actual room temperature may vary somewhat depending on conditions Press the START STOP button Cooling operation starts with a beep Press the button again to s...

Page 11: ...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 START STOP button next time Set the desired room temperature with the TEMPERATURE button the display indicates the setting The range of 20 26 C is ...

Page 12: ...the display indicates your choice Press the temperature control button to set to the desired temperature 2 1 3 START STOP Press the START STOP button Circulating operation starts with a beep Press the button again to stop 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 ...

Page 13: ... this function to dry the interior of the indoor unit at the end of summer Press the FUNCTION selector so that the display indicates FAN Press the FAN SPEED button START STOP 2 1 Press the START STOP button Fan operation starts with a beep Press the button again to stop operation ...

Page 14: ...emperature 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 1 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 CANCELLATION of SUPER COOLING Operation Cancel Conditi...

Page 15: ... of SILENT Operation Cancel Condition Operation mode after cancel Press button OFF timer time is up Sleeping timer time is up Stop operation Press SUPER COOL button SUPER COOL 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 Press button Next fan speed operation ...

Page 16: ...own 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 Op...

Page 17: ...ntroller twin air flow fan for indoor unit will not 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...

Page 18: ...ue 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 1 2 3 Outdoor temperature Temperature indicated range Indoor 10 C 49 C Outdoor 30 C 49 C Indoor temperature Outdoor temperature sensor portion Indoor temperature sensor portion A...

Page 19: ... 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 Condition of air exchanger lamp blinking 4 seconds on 1 second off 1 s...

Page 20: ...orizontal and backward Use air exchanger hose Piping bending time 1 time Others Anti insect and rain proof ventilate cap HOW TO EXCHANGE THE BATTERIES IN THE REMOTE CONTROLLER Remove the cover as shown in the figure and take out the old batteries 1 Install the new batteries The direction of the batteries should match the marks in the case 2 1 Do not use new and old batteries or different kinds of ...

Page 21: ...nd 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 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 ...

Page 22: ... Reservation 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 current time with the TIMER control 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 TIM...

Page 23: ...ow complete Example The device will turn off at 11 00p m Example 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 4Set the turn on time with the TIMER control button 5 Press the RESERVE button The ON mark starts lighting instead of blinking and the RESERVED sign lights A beep occurs and the TIMER...

Page 24: ... 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 remote controller toward the indoor unit and press the CAN...

Page 25: ...t to LOW setting 1 hour after the setting of the sleep timer Fan Operation with the sleep timer 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 ...

Page 26: ...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 folks who h...

Page 27: ...he 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 Inverter type fluorescent lamp To prevent interference place at least 1m away TV Caution To avoid noise interference please place the indoor u...

Page 28: ...arrow on above diagram to install the filter 2 Push the clip lock after fixing the filter by pushing it along the inner grooves until the clip clicks 3 Front Panel Air Duct Filter Clip Lock For Air Exchanger Air Exchanger Filter 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 controlle...

Page 29: ...he left side of the clip lock forward the installer hold the handle of the filter and pull follow the arrow direction in the diagram 3 Take out the air duct filter Pull out the air duct filter base on the arrow direction on the diagram 4 Take out the air exchanger small filter Lift up the handle of the filter then pull out the filter follow the arrow direction 5 Vacuum dust from the air filter usi...

Page 30: ...2 When the panel is fixed well lock the hook by pushing it to the right as shown by the arrow 2 to lock the panel 2 Assemble and dismantle for the grill 1 Follow the direction shown by arrow 1 2 to take out the grill Dismantle 1 Follow the reverse way to assemble the grill Assemble 3 Assemble and dismantle for horizontal deflector big Dismantle Open the horizontal deflector big downward with both ...

Page 31: ...mble the horizontal deflector small 1 5 Assemble and dismantle for vertical deflector Dismantle Follow the diagram to release the connector then pull to the left and right 2 places 1 Assemble Follow the reverse procedure to assemble the vertical deflector 1 Hold the light grey colour deflector plate and pull to the front Please follow the 1 2 3 sequence to pull 2 Connector Light grey vertical defl...

Page 32: ...ipe 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 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 MAINTENANCE AT BEGINNING ...

Page 33: ... 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 wi...

Page 34: ...ht 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 sti...

Page 35: ...ularly 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 recommend...

Page 36: ... 36 MEMO ...

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