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Hokkaido HKEI 685XS User Guide Manual AIR CONDITIONER

1. WARNING e The DIRECTION SWING button will be disabled when the air conditioner is not operating To avoid malfunctions NEVER attempt to move the flaps by hand but always use the remote control for doing this When the air conditioner is turned on the motorized louver will start moving 10 seconds later as Soon as it gets under control of the inner electronics When the air conditioner is stopped the motorized louver will automatically stop in closing position If the motorized louver malfunctions it is adviced to turn off the air conditioner and cut the power for some minutes then restore the power turn the Unit on again and check if the louver works properly Do not operate the air conditioner for a long time with the airflow direction set downward in Cooling and Dry mode this may cause dripping from the louver inside the room Open angle of the horizontal louver should not be set too small as Cooling or Heating performance may be impaired due to too restricted airflow area Do not operate Unit with horizontal louver in closed position Room temperature humidity should be less than 80 If the air conditioner operates beyond this limit the surface of indoor heat exchanger could get covered with frost in this case adjust the louver to the maximum open angle and select HIGH fan speed When the air conditioner is connected to power initial power the horizontal louver may
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4. Do not use water to clean inside the air conditioner Exposure to water can destroy the insulation leading to possible electric shock When cleaning the Unit first make sure that the power and circuit breaker are turned off Filter Handle Fig 4 Fig 6 Regular cleaning of the air filters every two weeks at least is recommended to keep the air conditioner s efficiency and to avoid a decrease in its performances To carry on the cleaning procedure correctly please observe carefully the following directions or contact the Authorized Technical Service 1 Grasp both sides of the panel and pull it down Fig 1 the panel opens upward to an angle of 15 Fig 2 Push the panel upward and then lift it up Fig 3 2 Hold the handle of the air filter and lift it up slightly to take it out from the filter holder then pull it downwards Figures 4 e 5 3 Clean the Polypropylene Net Filters every two weeks Clean the Filters with a vacuum cleaner or water then dry them in a cool place Fig 6 4 the Polypropylene Net Filters the Indoor Unit Fig 7 Downloaded from AC Manual com Manuals 33 CLEANING AND MAINTENANCE OF THE AIR CONDITIONER Cleaning the Rear Air Inlet Grille Rear Air Inlet Grille Rear Air Inlet Grille The rear air inlet grille should be checked and cleaned every two weeks or more often if necessary A clogged air inlet
5. Follow Me function In Follow function remote control operates as a remote thermostat allowing a precise control of temperature from its location 7 Connecting Operating the air conditioner SET TEMPERATURE C Connect the air conditioner to the power source ae 7 gt OPERATION LED on Indoor Unit s panel will start DRY NEN MED flashing HEAT E LOW 1 Select your desired operation mode by pressing button ADJUST i MODE ON OFF FAN SPEED 2 Select your desired temperature by pressing ADJUST buttons 3 Press ON OFF button to start the air conditioner OPERATION LED on Indoor Unit s panel will stop flashing and will light up OO DIRECTION SLEEP TIMER ON Cy CLEAN TIMER OFF RESET LOCK AUTO FOLLOW LED CLEAN ME DISPLAY TURBO 4 Address the remote control towards the Indoor Unit and press the FOLLOW button The remote control displays actual temperature from its location 4 The remote control sends this signal to the Indoor Unit every 3 minutes till the button is pressed again If the Unit does not receive Follow Me signal for 7 minutes the Unit will beep to indicate that Follow Me feature has ended To cancel FOLLOW ME function Press again FOLLOW button to cancel the function Stop Press ON OFF button on remote control to
6. buttons to select your desired C D 4 temperature 4 3 Select i ing your desired fan speed by pressing FAN MODE _ ON OFF FAN SPEED SPEED button AUTO DIRECTION SWING LOW E TIMER OFF MED RESET LOCK HIGH ro AUTO FOLLOW LED CLEAN DISPLAY TURBO 4 Press ON OFF button to start the air conditioner O OPERATION LED on Indoor Unit s panel will stop flashing and will light up In COOL amp HEAT modes operation starts after approximately 3 minutes if you select FAN mode the Unit will start immediately Stop Press ON OFF button on remote control to stop the air conditioner s operation NOTES 1 In FAN mode it is not possible to select your desired room temperature Therefore please move directly from above item No 1 to item No 3 2 Operation in COOL HEAT amp FAN modes is memorized by the microcomputer so if you would like to keep it for next operation of the air conditioner you only need to press ON OFF button on remote control Set temperature and fan speed settings will be memorized too so they will be the same at next restart of the air conditioner 3 Itis possible to change operation mode while the air conditioner is operating However the Unit will not immediately start operating according to the new mode but a little delay is needed for carrying out a test and choosing new operating parameters 18 Downloaded from A
7. RECOMMENDED OPERATING CONDITIONS To obtain the best performances from the Unit it is recommended its use under the following conditions Outdoor temperature 18 to 50 C Room temperature 17 to 32 C CAUTION OPERATION Room relative humidity should be less than 80 If the air conditioner operates beyond this limit the surface of the heat exchanger could get covered with frost Please set the vertical air flow louver to its maximum angle vertically to the floor and set HIGH fan mode HEATING Outdoor temperature 15 to 34 C OPERATION Room temperature 17 to 27 C DRYING Outdoor temperature 10 to 50 C OPERATION Room temperature 10 to 32 C Use of the air conditioner out of the above mentioned temperature ranges could cause the intervention of built in protective functions consequently stopping the system operation NOTE If the Unit operates in rooms which are satured with oil vapors or volatile matters harmful substances could coat and clog the indoor unit heat exchanger Besides scalings of saltness could form on the Outdoor Units installed in sea surroundings if not removed they will damage the Units in a very short time In both cases please contact the Authorized Technical Service to require frequent maintenance Downloaded from AC Manual com Manuals 13 INFRARED REMOTE CONTROLLER Buttons outline ADJUST To decrease set temperature by steps of 1 C
8. HEAT COOL FAN OPERATION uiuis utin editada ota 18 DIY OPBEPRATIOB 19 ALTO OPERATION 20 TIMER FUNCTION eec em 21 SLEEP ENERGY SAVING FUNCTION 2 2 24 FOLEOWAME FUNCTION ed Clu ula tese edet sue 25 TURBO FUNC TION rrr 26 CLEAN AIR FUNC TION a eaid inea etde ai 27 AUTO GLEAN FUNC TION wee 28 EMERGENCY OPERATION AND TEST space oeste Sedit pe 29 ADJUSTING THE AIRFLOW DIREC TOW ute ope Bras und 30 CLEANING AND MAINTENANCE OF THE AIR 32 HINTS FOR 35 ji 95 8 51jIcM m 36 AUTOMATIC RESTART AFTER A POWER FAILURE 39 Downloaded from AC Manual com Manuals 3 GENERAL INFORMATION Outline of specific features ECO FRIENDLY REFRIGERANT R410A As R410A refrigerant contains no chlorine it does not damage ozone POWER CONTROL THROUGH DC INVERTER Power is supplied according to real needs of comfort thus permitting a sure energy saving INFRARED REMOTE CONTROLLER All available functions of the air conditioner can be set by using the in
9. bol This means that electrical and electronic products shall not be mixed with unsorted household waste Do not try to dismantle the system yourself the dis mantling of the air conditioning system treatment of the refrigerant of oil and of other part must be done by a qualified installer in accordance with relevant local and national legislation Air conditioners must be treated at a specialized treatment facility for re use recycling and recovery By ensuring this product is disposed of correctly you will help to prevent potential negative consequences for the environment and human health Please contact the installer or local authority for more information Battery must be removed from the remote controller and disposed of separately in accordance with relevant local and national legislation President IOO Downloaded from AC Manual com Manuals Table of Contents SEIN EAE INO ITN 4 SAFETY TON C 6 INDOOR AND OUTDOOR S UNITS OUTLINE isccsccsctcnccnctvcndiecieeseistetcnnactecestedcheweteuntexeciacniecase 11 LED PANEL ON INDOOR i entente cee cnttscescinescuntenddacendetgsabetntaadndedddsacteteantacrcescuentee 12 RECOMMENDED OPERATING CONDITIONS eerta tratar 13 INFRARED REMOTE teta nin ttn ott 14
10. distance of 0 5 metres on the right or on the left from the receiver 5 If the infrared receiver on Indoor Unit is exposed to direct sunlight the remote controller and consequently the air conditioner probably will not work properly 6 In order to avoid interferences keep the remote controller at least 1 metre away from Hi Fi TV radio and in general from appliances generating electromagnetic fields 7 If the remote controller stops to operate correctly press RESET button on the remote controller to cancel current settings and restore factory defaults settings Check if correct operation of remote controller has been restored 8 Do not wet the remote controller and prevent any liquid from falling into it 9 Handle the remote controller with care and pay attention not to drop it nor place heavy objects on it Keep it far away from heat sources such as heaters cooking stoves electric blankets etc 10 Never use solvents nor strong detergents for cleaning the remote controller Only use a soft clean and dry cloth Downloaded from AC Manual com Manuals 16 INFRARED REMOTE CONTROLLER Batteries replacement If after the transmission of a signal by remote controller the confirmation sound emitted by the Indoor Unit s buzzer is no more heard or the indicator on remote controller s display does not light up batteries must be replaced To open the battery case see the Figure below CAUTION If after replacing batteries th
11. generate a sound for 10 seconds this is a normal operation 30 Downloaded from AC Manual com Manuals ADJUSTING THE AIRFLOW DIRECTION Adjusting horizontal airflow direction Horizontal airflow direction can be MANUALLY set by moving the vertical outlet grille behind the horizontal flap Setting your preferences BEFORE YOU START Use the DIRECTION SWING button on remote control to move the vertical airflow louver in the middle position In this way you will have access to the levers on the airflow grills laying behind manually move them to the desired position in order to adjust airflow direction Automatic setting No automatic setting is available to select the angle for vertical outlet grille Downloaded from AC Manual com Manuals 31 CLEANING AND MAINTENANCE OF THE AIR CONDITIONER Indoor Unit s cleaning Before starting any kind of ordinary maintenance 1 Stop the appliance by pressing ON OFF button on remote controller 2 Move the circuit breaker to OFF 0 position 3 Pull the plug out of the power socket 4 To reach the Unit please use a stepladder or other appropriate bearing strong enough to ensure your safety Cleaning the remote controller Cleaning the Indoor Unit Do not use water but a dry cloth Do not use Use a dry and soft cloth In case of need products for glass cleaning nor soaked in dampen the cloth in water and neutral detergen
12. grille will reduce cooling heating efficiency 1 Push the right and left sides of the grille with your thumb and lift it upward then take it out 2 Clean it with water then use a dry cloth to wipe it 3 Insert the upper portion of the grille back into the Unit taking care that the left and right edges line up correctly and place the grille into position If the Air Conditioner does not operate for a long period If you think not to use the air conditioner for at least one month it is necessary to carry on a complete cleaning and then Operate the air conditioner in FAN only mode for at least hlaf a day to let the Indoor Unit dry well inside Switch off the air conditioner and disconnect the power plug Remove both batteries from the remote controller till the air conditioner is operated again The Outdoor Unit requires periodic maintenance and cleaning Do not attempt to do this yourself Contact your dealer or servicer Checks before operation Check that the wiring is not broken off or disconnected Check that the Air Filters are correctly installed Check if the air outlet or inlet is blocked after the air conditioner has not been used for a long time Downloaded from AC Manual com Manuals 34 HINTS FOR ECONOMICAL OPERATION Choose an adequate temperature setting When the air conditioner is operating in Heating mode avoid to set a too high temperature value When the air conditioner is op
13. last setting of stopping operation time and the signal h will show on the display area 2 Press the TIMER OFF button to display 10h on the TIMER OFF display of the remote controller 3 Wait for 0 5 seconds the TIMER OFF indicator stops flashing and this function is activated The digital display area will show the temperature again mpostazione 10 hours later NOTES 1 Time increases are 30 minutes steps till 10 subsequent hours and 60 minutes steps from 10 to 24 hours The remote controller s Timer is not a clock so it is necessary to set the time period not the exact time for programmed stop 2 Unlike operation modes TIMER settings are not kept in memory by the microcomputer therefore if a power failure occurs TIMER settings will be cancelled and need to be set again 3 Before selecting TIMER settings it is possible to choose your desired operation mode 4 TIMER max range is 24 hours i e it is not possible to operate weekly settings 5 To modify TIMER settings press again TIMER OFF button and repeat the above procedure for TIMER OFF setting Downloaded from AC Manual com Manuals 22 TIMER FUNCTION COMBINED TIMER Setting both ON and OFF timers simultaneously TIMER ON OFF or TIMER OFF ON function allows you to set the automatic start stop or stop start of the air conditioner at your desired time TIMER OFF gt TIMER ON gt Stop gt Start operation This
14. malfunction or in a fire accident Do not place anything in front of the air conditioner nor obstruct the air outlet Do not put any object on the air conditioner On the appliance s upper part there is an air grille that must not be obstructed Besides a heavy object may cause the air conditioner s fall Do not touch the heat exchangers metal fins on Indoor and Outdoor Units This could cause hurts due to the sharp shape of the fins Take care of this especially when removing the air inlet panel and the air filters Downloaded from AC Manual com Manuals 10 INDOOR AND OUTDOOR S UNITS OUTLINE The figure below is for explanation purpose only The real appearance of the components could be rather different Indoor Unit 9 34 Air inlet Da o Outdoor Unit Air inlet rear Air inlet side Air outlet Indoor Unit Signal receiver LCD Display window Panel frame Chassis Frontal panel Horizontal louver Vertical louver Air filter Manual control button 10 Remote controller holder 11 Remote controller 12 Connecting pipe 13 Drain hose 14 Power cord Outdoor Unit 12 Connecting cable 13 Connective pipe 14 Stop valve Downloaded from AC Manual com Manuals 11 LED PANEL ON INDOOR UNIT LCD DISPLAY WINDOW 4 Ex se CC i T v 5 OPERATION indication la
15. mode This indicates that de icing is being performed on the outdoor unit heat exchanger 38 TROUBLESHOOTING A CAUTION Never try to repair the Air Conditioner by yourself If one of the following malfunctions occur immediately stop operation turn off the main switch and contact the Authorized Technical Service You smell something burning HKEI 275 365 515 XS Display on Indoor Unit shows the following Error Codes EO E1 E2 E3 E4 E5 E7 E8 or PO P1 P3 HKEI 685 XS OPERATION indicator or other indicators flash rapidly 5 times every seond and they do not stop to flash even after disconnecting the system and connecting it again malfunction does not disappear Remote controller is malfunctioning or its buttons do not work well A safety device such as a fuse or a breaker frequently actuates Obstacles or water enter the Unit Water leaks from Indoor Unit Other malfunctions are observed AUTOMATIC RESTART AFTER A POWER FAILURE When a power failure occurs during operation the air conditioner stops immediately When power is restored the OPERATION lamp on the Indoor Unit starts blinking In particular the air conditioner will restart automatically after 3 minutes have elapsed since power is restored This means that it is not required to press the ON OFF button on the remote control The settings will be the same as before the blackout However it is necessary t
16. stop the air conditioner s operation Downloaded from AC Manual com Manuals 25 TURBO FUNCTION TURBO function SET TEMPERATURE C AUTO Ner FAN coo HGH DRY MED HEAT LOW y aust MODE ON OFF FAN SPEED SWING SLEEP 0000 ae CLEAN TIMER OFF RESET LOCK oo AUTO FOLLOW LED CLEAN ME DISPLAY TURBO Outline of Turbo function Turbo function allows you to reach your desired temperature more quickly TURBO button related to this function is available in COOL mode only Connecting Operating the air conditioner Connect the air conditioner to the power source OPERATION LED on Indoor Unit s panel will start flashing 1 Press button and select COOL mode 2 Select your desired temperature by pressing ADJUST buttons 3 Press ON OFF button to start the air conditioner OPERATION LED on Indoor Unit s panel will stop flashing and will light up 4 Press TURBO button Unit will blow strong cooling air with super high fan speed The display on Indoor Unit s panel will show the indicator To cancel TURBO function Press again TURBO button to cancel the function Stop Press ON OFF button on remote control to stop the air conditioner s operation NOTE The Unit system will automatically revert back to the previous settings after continue oper
17. the polyethylene goam pads contain no fluorochloric hydrocarbon All these valuable materials may be taken to a Waste Collecting Center and used again after adequate recycling Consult your local Authorities for the name and address of the Waste Materials Collecting Centers and Waste Paper Disposal Services nearest to your house the environment by adopting an appropriate anti pollution method of disposal General warnings for safety Do not operate damaged air conditioners In case of doubt contact your Dealer Use of air conditioner must be carried out in strict compliance with the instructions listed futher on Do not damage any parts of the air conditioner that carry refrigerant by piercing or perforating the piping with sharp or pointed objects by crushing or twisting the tubes or scraping off the surfaces coatings If the refrigerant spurts out and gets into eyes this may result in serious injuries Do not obstruct or cover the ventilation grille of the air conditioner Do not put fingers nor insert objects into the inlet outlet vent or into the motorized louver Do not allow children to play with the air conditioner Children should be never allowed to sit on the Oudoor Unit The appliance 15 not intended for children and disabled people They must not operate the air conditioner without supervision Electrical works must be carried out according to the local laws If the power cable is damag
18. the power source OPERATION LED on Indoor Unit s panel will start flashing 1 Select AUTO mode by pressing MODE button 2 Select your desired temperature by pressing ADJUST buttons 3 Press ON OFF button to start the air conditioner OPERATION LED on Indoor Unit s panel will stop flashing and will light up Stop Press ON OFF button on remote control to stop the air conditioner s operation on remote c ontroller 1 In AUTO mode it is not possible to select your desired fan speed as it will be automatically controlled by the microcomputer no fan speed indicator displays 2 AUTO mode as well as other operation modes is memorized by the microcomputer so if you would like to keep it at nexr restart of the air conditioner you only need to press ON OFF button 3 It is possible to change operation mode while the air conditioner is running in AUTO mode However the Unit will not immediately start operating according to the new mode but a little delay is needed for carrying out a test and choosing new operating parameters Downloaded from AC Manual com Manuals 20 TIMER FUNCTION TIMER ON Programmed Start r SET TEMPERATURE C h TIMER ON AUTO gt HIGH MED LOW 2 MODE ON OFF SPEED SWING ON SLEEP MN TIMER OFF RESET LOCK AUTO F
19. AIR function Press again CLEAN AIR button to cancel the function Stop Press ON OFF button on remote control to stop the air conditioner s operation 27 AUTO CLEAN FUNCTION AUTO CLEAN Mode Outline of Auto Clean function Thanks to this function the air conditioner is able to carry on the self cleaning Auto Clean function is used after the shut down of COOLING operation to clean the Evaporator and keep SET TEMPERATURE C it fresh for the next operation AUTO mum FAN _ lt oe This function is only available under COOL AUTO yis ON COOL FORCED COOL and DRY mode Before selecting the function it is recommended to run the air conditioner under Cooling operation for 2 about half an hour UE 003 607 Selecting AUTO CLEAN function SWING ON SLEEP _ TIMER ON 1 Press MODE button and select COOL or DRY mode CLEAN TIMER OFF CO We C AUTO FOLLOW LED To select self clean function press AUTO CLEAN CLEAN DISPLAY TURBO button on remote controller The Unit will operate FAN ONLY mode at LOW fan speed 13 minutes HEATING operation with LOW fan speed 1 minute and finally FAN ONLY emet operation 2 minutes Then operation will stop and Unit will be turned off Note If Auto Clean function is selected and TIMER was programmed TIMER selections will be cancelled To c
20. C Manual com Manuals DRY OPERATION DRY Mode 7 DRY mode is a Cooling mode at low fan speed the refrigerant flow through indoor heat exchanger is compatible with low fan speed so as to allow the condensation of room humidity without changing of SET TEMPERATURE C AUTO Zo FAN COOL 1 1 HIGH air temperature L 1 pe Operation in DRY mode dries the air HEAT 2 Connecting operating the air conditioner C E v MODE ONOFF FAN SPEED Connect the air conditioner to the power source OPERATION LED on Indoor Unit s panel will start flashing eI SWING ON SLEEP TIMERON 1 Select DRY mode by pressing MODE button CX 3C CLEAN TIMER OFF a ow AUTO FOLLOW LED CLEAN ME DISPLAY TURBO 2 Select your desired temperature by pressing ADJUST buttons 3 Start the air conditioner by pressing ON OFF button OPERATION LED on Indoor Unit s panel will stop flashing and will light up Detail of operation in DRY mode Inner electronics automatically selects the operation Cooling Fan only Cooling Fan only mode according to the difference between set Ssn temperature and room temperature Room The temperature is regulated while dehumidifying temperature Time by repeating turning on and off of the Cooling operation or Fan only The fan speed is LOW Set temperature Dry
21. NS Before starting the air conditioner please read carefully the information in this USER S MANUAL The User s Manual contains very important suggestions relatied to installation operation and maintenance of the air conditioner and concerning your personal safety The Manufacturer accept no responsibility for the damages that may arise due to non observance of the instructions listed in this USER S MANUAL Disposal of an old air conditioner Before disposing an old air conditioner please make sure it is inoperative and carry out the disposal by adopting all safety precautions Unplug it from the power line in order to avoid risks of electric shock Please remember that an air conditioner contains refrigerant fluid requiring specialized waste disposal The valuable materials contained in the air conditioner can be recycled Contact your local Waste Disposal Center for adequate disposal or contact your Dealer for any question Please make sure that piping of your air conditioner does not get damaged before being picked up by the relevant Waste Disposal Center You can contribute to the protection of Disposal of the packaging of your new air conditioner Allthe packaging materials used in the package of your new air conditioner can be disposed without any danger for the environment The cardboard may be broken or cut into small pieces and given to a Waste Paper Disposal Service The wrapping bag made of polyethylene and
22. OLLOW LED CLEAN one DISPLAY TURBO E CN When TIMER function is selected the remote controller automatically sends signals for programmed start stop to the Indoor Unit If you would like to be sure that these signals are received by Indoor Unit it is necessary to address the remote controller towards the Indoor Unit s signal receiver and check that no obstacles could affect the impulses transmission RO Example of TIMER ON setting 5 d h TIMER ON Start S a Set 6 hou NOTES rs later TIMER ON function allows you to program the automatic start of the air conditioner according to your needs In this way the air conditioner will start operating at your desired time Programmed Start TIMER ON 1 Press TIMER ON button remote controller will display TIMER indication the signal h and the digits for programming the setting The remote controller is ready to receive the setting for TIMER ON 2 Press again TIMER ON button for several times till reaching your desired time for the air conditioner s automatic start At each press of the button time increases by 30 minutes steps till 10 hours and by 60 minutes steps from 10 to 24 hours 3 After 0 5 seconds since the time for programmed start was set the remote controller will send settings to the Indoor Unit After 2 seconds the signal h will go out and remote control will display set temperature
23. ON OFF To start stop the Unit MODE At each press of this SET TEMPERATURE C button operation mode changes as follows p IP COOL DRY HEAT FAN AUTO COOL DRY HEAT DIRECTION SWING To select the desired angle for the louver and to start stop the automatic up down swinging of the motorized louver CLEAN AIR When you push this button the Ionizer is energized and will help to remove pollen and impurities from the air AUTO CLEAN Press this button under COOL or DRY mode the self clean function is activated RESET To cancel current settings and restore factory default s settings FOLLOW ME To reach the temperature displayed by remote control from its location Downloaded from AC Manual com Manuals A um MODE ON OFF SPEED SWNG ON SLEEP TIMER ON LEAN TIMER OFF RESET LOCK gt Co AUTO FOLLOW LED CLEAN ME DISPLAY TURBO 14 ADJUST A To increase set temperature by steps of 1 C NU FAN SPEED To select fan speed according to the following sequence AUTO LOW MED HIGH and so on ON a SLEEP To select energy saving mode TIMER ON To set the automatic start of the air conditioner o a TIMER OFF To set the automatic stop of the air conditioner LOCK To lock all settings Pr
24. RE C desired time AUTO Nx FAN Programmed Stop TIMER OFF COOL DRY Uh MED 1 Press TIMER OFF button remote controller will display TIMER OFF indication the signal h and S e the digits for programming the setting The remote W aust controller is ready to receive the setting for TIMER 4 E b OFF MODE ON OFF raNsGPEED 2 Press again TIMER OFF button for several times till C reaching your desired time for the air conditioner s SWING SLEEP TIMER ON automatic stop At each press of the button time increases by 30 minutes steps till 10 hours and gt RESET LOCK CoD by 60 minutes steps from 10 to 24 hours GEN FHP TURBO 3 After 0 5 seconds since the time for programmed stop was set the remote controller will send settings to the Indoor Unit After 2 seconds the signal h b M 7 will go out and remote control will display set temperature again CAUTION When TIMER function is selected the remote controller automatically sends signals for programmed start stop to the Indoor Unit If you would like to be sure that these signals are received by Indoor Unit it is necessary to address the remote controller towards the Indoor Unit s signal receiver and check that no obstacles could affect the impulses transmission Example of TIMER OFF setting A To stop the air conditioner in 10 00 hours E a 1 Press the TIMER OFF button the
25. WALL MOUNTED TYPE AIR CONDITIONERS MONOSPLIT INVERTER AIR TO AIR HEAT PUMP TYPE USER S MANUAL Monosplit HIGH COP Inverter 2010 HKEI HCKI 275 XS HKEI 365 XS HKEI HCKI 515 XS C HKEI HCKI 685 XS HO AIDO WARNING PLEASE READ CAREFULLY THIS MANUAL BEFORE OPERATING YOUR NEW AIR CONDITIONER Downloaded from AC Manual com Manuals HO AIDO TERMAL S R L Via della Salute 14 40132 Bologna ITALY EUROPEAN REGULATIONS CONFORMITY FOR THE MODELS Indoor Units Outdoor Units 275 XS 365 XS 515 XS 685 XS HCKI 275 XS HCKI 365 XS 515 XS HCKI 685 XS CE All the products are in conformity with the following European provision Low Voltage Directive 73 23 EEC Low Voltage Directive 2006 95 EC Electromagnetic CompatibilitY 89 336 EEC Electromagnetic CompatibilitY 2004 108 EC ROHS The products are fulfilled with the requirements in the directive 2002 95 EEC of the European parliament and of the council on the Restriction of the use of Certain Haz ardous Substances in Electrical and Electronic Equipment EU RoHS Directive WEEE In accordance with the directive 2002 96 CE of the European parliament herewith we inform the consumer about the disposal requirements of the electrical and electronic products DISPOSAL REQUIREMENTS Your air conditioning product is marked with this sym
26. again CAUTION To start the air conditioner in 6 hours 1 Press the TIMER ON button the last setting of starting operation time and the signal h will show on the display area Press the TIMER ON button to display 6 0h on the TIMER ON display of the remote controller Wait for 0 5 seconds the TIMER ON indicator stops flashing and this function is activated The digital display area will show the temperature again programmed start 1 Time increases are 30 minutes steps till 10 subsequent hours and 60 minutes steps from 10 to 24 hours The remote controller s Timer is not a clock so it is necessary to set the time period not the exact time for 2 Unlike operation modes TIMER settings are not kept in memory by the microcomputer therefore if a power failure occurs TIMER settings will be cancelled and need to be set again 3 Before selecting TIMER settings it is possible to choose your desired operation mode 4 TIMER max range is 24 hours i e it is not possible to operate weekly settings 5 To modify TIMER settings press again TIMER ON button and repeat the above procedure for TIMER ON setting Downloaded from AC Manual com Manuals 21 TIMER FUNCTION TIMER OFF Programmed Stop TIMER OFF function allows you to program the automatic stop of the air conditioner according to your needs In this way the air conditioner will stop operating at your SET TEMPERATU
27. al Service CONDITION CAUSES OR CHECK POINTS Unit does not start Check if electric power is available and whether the Unit is correctly connected to the power source Check whether the batteries in the remote controller are charged If Timer has been set check if settings are correct After an operation stop the air conditioner does not perform a restart immediately This is normal A protective function 3 minutes delay is active to avoid damages to the compressor each time the air conditioner must be restarted after a stop condition Various noises are emitted from the Indoor Unit Air does not flow out of the Indoor Unit or airflow speed cannot be changed Cooling Heating effect is not sufficient to satisfy the user s comfort needs When Cooling is started or Heating is stopped a swishing or a gurgling noise may be heard This noise is generated while the refrigerant is flowing in the air conditioner When starting or stopping operation a cracking noise may be heard This noise is generated by the Indoor Unit s parts because of temperature changes A whooshing noise may be heard when operating mode is changed from Cooling to Heating or vice versa and the air conditioner is running This noise is generated when the refrigerant changes direction inside the refrigerant circuit During operation in Dry mode the fan speed is always set to LO to prevent excessi
28. ancel AUTO CLEAN function Press again AUTO CLEAN button to cancel the function the operation will be stopped and Unit will turn off Downloaded from AC Manual com Manuals 28 EMERGENCY OPERATION AND TEST SWITCH Control panel To reach the control panel lift the front panel before 2 Opening front panel Frontal panel Pull up the front panel at both ends till a click is heard and the panel remains fixed Do not lift the panel any further because the hinges e Closing front panel Push down the front panel at both ends Close the panel firmly 7 2 Manual control button AUTO COOL Operation in Emergency mode If you have lost the remote controller or its batteries are exhausted the air conditioner can be started by pressing the AUTO COOL Manual control button on the frontal panel Press Manual button once OPERATION lamp on Indoor Unit will light up and the air conditioner will work in forced AUTO mode The default setting temperature is 24 C Testing the air conditioner If you press Manual button operation mode is shifted in an order as AUTO COOL OFF Operate Unit in forced COOL mode This is used for Testing purposes only End of operation in Emergency mode or Test mode Press once the AUTO COOL Manual control button on the front
29. ating under powerful Cooling mode Downloaded from AC Manual com Manuals 26 CLEAN AIR FUNCTION CLEAN AIR Mode TEMPERATURE C AUTO B FAN COOL l l gt HIGH DRY MED HEAT LOW C D 4 Oo MODE ON OFF FAN SPEED ON SLEEP TIMER ON CEFAN TIMER OFF RESET LOCK O AUTO FOLLOW LED CLEAN ME DISPLAY TURBO OT Downloaded from AC Manual com Manuals L vr RO Outline of Clean Air function Air quality is the key to comfort This air conditioner is equipped with lonizer device lonizer can generate abundant anions to fill the room with refreshing and nature air Thanks to Clean Air function your whole family will enjoy a natural pure and healthy air everyday Connecting Operating the air conditioner Connect the air conditioner to the power source OPERATION LED on Indoor Unit s panel will start flashing 1 Select your desired operation mode by pressing button 2 Select your desired temperature by pressing ADJUST buttons 3 Press ON OFF button to start the air conditioner OPERATION LED on Indoor Unit s panel will stop flashing and will light up 4 Press CLEAN AIR button lonizer is activated and a great amount of anions are generated which remove impurities and purify air The display on Indoor Unit s panel shows the indicator To cancel CLEAN
30. considerably increased see pages 30 31 Downloaded from AC Manual com Manuals 35 TROUBLESHOOTING Following symptoms are not air 5 troubles The following table shows a series of seeming malfunctions Please check the following items before calling the Authorized Technical Service WHAT HAPPENS REASON After a stop the air conditioner does not restarts immediately If OPERATION LED on Indoor Unit lights up it is normal that the system does not immediately restart A protective function 3 minutes delay is active for preventing damages to the compressor every time the operation restarts after a stop If both OPERATION and DEFROST lamps light up this is not a malfunction the compressor does not immediately restarts because of the intervention of the anti cold drafts protection Change into the FAN mode during COOL mode In order to prevent the frosting of indoor heat exchanger the system chenges into FAN mode automatically and restores to the COOL mode after soon When the room temperature value drops to the set temperature value compressor stops and the Indoor Unit changes to FAN mode When temperature rises up the compressor starts again It is the same in HEAT mode White mist comes out of the Indoor Unit If during operation in COOL mode humidity is high and the Indoor Unit s inside is very dirty temperature distribution inside the room b
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32. door Unit to restart before 3 minutes have elapsed since the Unit stopped During this time Indoor Unit cannot run AUTORESTART AFTER A POWER FAILURE When a power failure occurs during operation the air conditioner immediately stops When power is restored OPERATION lamp starts blinking In particular the air conditioner will automatically restart after 3 minutes have elapsed since power is restored This means that it is not required to press ON OFF button on the remote controller The settings will be the same as before the blackout AUTO CLEAN FUNCTION In COOL or DRY mode press AUTO CLEAN button on remote controller to select self clean operation of air conditioner CLEAN AIR FUNCTION Air quality is the key to comfort this air conditioner is equipped with lonizer device lonizer can generate abundant anions to fill the room with refreshing and nature air Your whole family will enjoy a natural pure and healthy air everyday FOLLOW ME FUNCTION The remote control serves as a remote thermostat allowing for the precise temperature control at its location SLEEP FUNCTION This function allows to save electricity through the gradual increase in Cooling mode or the gradual decrease in Heating mode of set temperature TURBO FUNCTION This function enables the Unit to reach the preset temperature in the shortest time Downloaded from AC Manual com Manuals 5 SAFETY PRECAUTIO
33. e health problems to you ST ae Nis Do not direct the airflows towards infants aged or disabled people ye Ses era Downloaded from AC Manual com Manuals SAFETY PRECAUTIONS AN CAUTION Ventilation should be operated when using at the same time the air conditioner and gas burners Insufficient ventilation may cause lack of oxygen Do not use sprayers near the air conditioner and do not spray anything towards the appliance 323 9 Do not place burners near the airflow of air conditioner g Do not expose plants or animals to the direct airflow of the air conditioner To avoid the risk of electric shock do not sprinkle water nor other liquid on Indoor Unit Do not clean the air conditioner by water spurts Do not expose food plants animals precision devices or works of art to the direct airflow of the air conditioner Ventilate the room regularly while the air conditioner is operating Fail to follow this advice could result in lack of oxygen inside the room For proper performance operate the air conditioner under the recommended temperature and humidity range If the Unit operates beyond these conditions malfunctions may occur or dew may drip out of the Indoor Unit ete When necessary replace fuses with new ones of the same type and size Never use a piece of iron or copper instead of the proper fuse as it could result in a
34. e remote controler does not work remove batteries and reinsert them after a few minutes or press the inner button RESET on remote controller Always insert two new batteries of AAA type 1 5V type of the same brand never insert one Batteries replacement new battery and one old battery as this may cause 1 Slide the cover and remove it a malfunction Please observe the batteries polarity marked battery case and on the batteries in the arrow s direction themselves Before closing the battery case s cover check if the remote controller displays 0 00 with flashing Pay attention to the polarities colon and Remove batteries from remote controller if you foresee not to use it for several weeks A leakage of 3 Reinstall the cover of the battery case acid may damage the remote controller Normal average life of a battery set 15 of about 6 months 1 year Downloaded from AC Manual com Manuals 17 HEAT COOL FAN OPERATION COOL HEAT FAN Modes 7 SET TEMPERATURE C Connecting operating the air conditioner Connect the air conditioner to the power source the OPERATION LED on Indoor Unit s panel will start flashing 1 Select your desired operation mode by pressing AUTO put button COOL DRY MED COOL HEAT LOW HEAT FAN E T 2 Press ADJUST
35. ecomes uneven It is necessary to clean the Indoor Unit please call the Authorized Technical Service White mist comes out of the Outdoor Unit During operation in HEAT mode This is because the Outdoot Unit is carrying out the automatic defrosting Noise from the Indoor Unit or from the Outdoor Unit When the system stops after heating operation the Indoor Unit emits a creaking sound This is normal expansion and contraction of plastic parts caused by temperature changes make this noise During the start in COOL mode or after the stop of HEAT operation you may hear a gurgling sound or a hissing sound This is the sound of refrigerant gas flowing through both Indoor and Outdoor Units When operation mode is switched from COOL to HEAT you may hear a hissing sound coming from the refrigerant circuit This is the noise of refrigerant caused by flow stop or flow change The tone of operating noise changes This noise is caused by the change of frequency Dust comes out of the Indoor Unit This happens if the Unit is used again after a long time During this time dust has got inside the Unit The Indoor Unit gives off bad smells The Outdoor Unit s fan does not spin Downloaded from AC Manual com Manuals The Unit can absorb the smell of rooms furniture cigarettes etc and then emits it again This happens during the system s operation The speed of the fan is controlled in ord
36. ed it must be replaced by the Manufacturer or by qualified Personnel Size of power cables and connecting wires must be adequate to the characteristics of the air conditioner current values and power input values If fuses on the PCB are blown they must be replaced with new fuses of the same type and size After installation power plug should be properly disposed Exhausted batteries infrared remote controller should be properly disposed Always remember to unplug the air conditioner before opening the inlet grille Never try to unplug the air conditioner by pulling off the power cable Always grip the power plug firmly and pull it straight out of the power socket Downloaded from AC Manual com Manuals SAFETY PRECAUTIONS c SSS SS SSS SSS Se Strictly observe the instructions provided in this Manual The air conditioning system contains inside its refrigerant circuit the R410A gas under pressure Never disconnect refrigerant pipes or connection joints Never perform any handling on Outdoor Unit service valves or on Indoor Unit s unions Keep this Manual in a safe place easy to reach at any time for convenient reference n case the air conditioner is transferred and reinstalled this User s Manual should always be attached to t
37. er to optimize product operation 36 TROUBLESHOOTING Problems deriving from the remote controller Before starting troubleshooting please perform the following checks It is not possible to change the settings while the air conditioner is operating WHAT HAPPENS CHECK POSSIBLE REASON Check if AUTO mode is displayed When operating in AUTO mode the indoor fan speed is automatically set by the electronics The User cannot change the remote controller indoor fan speed Check if DRY mode is displayed When operating in DRY mode the indoor fan speed is automatically set on remote controller by the electronics The transmission indicator on the remote controller does not light up WHAT HAPPENS CHECK POSSIBLE REASON Signals from the remote controller are transmitted only when ON OFF button is pressed Signals from remote controller cannot be transmitted because the appliance is stopped Check if TIMER function is active Set point temperature is not displayed on remote controller WHAT HAPPENS CHECK POSSIBLE REASON Set point temperature is not Check if FAN mode has been Set temperature cannot be set when displayed on remote controller selected operating mode is FAN TIMER indications displayed on remote controller go off WHAT HAPPENS CHECK POSSIBLE REASON After a lapse of time TIMER Check if TIMER OFF function has The air conditioner automa
38. erating in Cooling mode avoid to set a too low temperature value Clean the air filters quite frequently To keep your air conditioner in good efficiency itis necessary to carry on a frequent cleaning at least every 2 weeks of the air filters as already explained Accumulation of dust on the air filters reduces the air conditioner s performances Do not leave any doors or windows open This would reduce the air conditioner s efficiency and would cause an increase in electrical consumption Moreover in case of thermic overload the intervention of embedded protective functions may occur and normal operation of the air conditioner will be interrupted Limit exposition of the room to sunlight When the air conditioner is operating in Cooling mode you should screen by curtains the windows exposed to direct sunlight during the warmest hours of the day In this way you will experience substantial increase in comfort and obtain remarkable money saving Use TIMER function according to real needs Do not set periods of continuous operation when there is no real need for it please consider above all the real stay of people inside that room Cooling and Drying operation Set the most suitable airflow direction With some practice you can evaluate by yourself the increase in comfort obtained by a correct setting of airflow direction The power consumption remains the same but comfort is Adjust airflow direction
39. ess again this button to cancel LOCK function NN TURBO In Cooling mode this function enables the Unit to reach the preset temperature in the shortest time LED DISPLAY To light up clear the digital display on Indoor Unit uM INFRARED REMOTE CONTROLLER LCD panel outline TEMPERATURE TIMER DISPLAY It display set temperature 17 C to 30 C and TIMER settings If FAN mode is selected there will be no display TRANSMISSION Indicator This transmission indicator will light when remote control transmits signals to the Indoor Unit ON OFF display This indicator will be displayed when the Unit is operating MODE display Displays the current selected mode Including AUTO COOL DRY HEAT and FAN FAN SPEED display Displays the selected fan speed AUTO HIGH MED and LOW Nothing displays when the fan speed is selected in AUTO speed When AUTO or DRY mode is selected there will be no signals displayed LOCK Indicator If you press LOCK button this symbol lights up to indicate that all buttons of remote control are locked and that current settings cannot be modified FOLLOW ME display When pressing FOLLOW ME button in COOL or HEAT mode the remote sensing function is activated and temperature value near remote control is displayed TIMER display This display area shows the settings of the TIMER That is if only the Auto on time function is set it wil
40. feature is useful when you want to stop the air conditioner after you go to bed and start it again in the morning when you wake up or when you return home Example To stop the air conditioner 2 hours after setting and start it again 10 hours after setting 1 Press the TIMER OFF button Start 2 Press the TIMER OFF button again to display 2 0h Stop on the TIMER OFF display Se ee 3 Press the TIMER ON button 4 Press the TIMER ON button again to display 10h Set 2 hours later 10 hours later the TIMER ON display after setting after setting 5 Wait for the remote control to display the setting temperature TIMER ON gt TIMER OFF Off Start gt Stop operation This feature is useful when you want to start the air conditioner before you wake up and stop it after you leave the house Example To start the air conditioner 2 hours after setting and stop it 5 hours after setting 1 Press the TIMER ON button Start 2 Press the TIMER ON button again to display 2 0h on the TIMER ON display 3 Press the TIMER OFF button 4 Press the TIMER OFF button again to display 0 5 Set 2 hours later 5 hours later on the TIMER OFF display after setting after setting 5 Wait for the remote control to display the setting temperature CAUTION When TIMER function is selected the remote controller automatically sends signals for programmed start amp stop to the Indoo
41. frared remote controller whose LCD panel immediately shows the operating parameters ON TIMER OFF TIMER ON Timer allows to program the air conditioner s start within 24 hours If the set time does not exceed 10 hours the TIMER ON is set by 0 5 hours steps If the set time exceeds 10 hours the TIMER ON is set by 1 hour s steps OFF Timer allows to program the air conditioner s stop within 24 hours If the set time does not exceed 10 hours the TIMER OFF is set by 0 5 hours steps If the set time exceeds 10 hours the TIMER OFF is set by 1 hour s steps The air conditioner s start and or stop may also be programmed in sequence within 24 hours DRY FUNCTION When DRY function is selected the air conditioner strongly reduces humidity inside the room and also keeps the room temperature at a constant value ADVANCED CONTROL FOR INDOOR UNIT S FAN Thermostatic stops In Heating mode when set temperature has been reached inside the room the compressor stops and the indoor fan speed is lowered to avoid cold drafts Hot Keep At the beginning of operation in Heating mode the indoor fan will start only 5 minutes later i e when the temperature of indoor heat exchanger is adequate MICROCOMPUTER CONTROLLED DEFROSTING FUNCTION HEATING MODE The microcomputer on printed circuit board can monitor all decreases in heating power of the air conditioner caused by frosting on outdoor heat exchanger and inputs the signal for automatic defrostin
42. g a LED lights up when this function is activated THERMOSTAT UNDER MICROCOMPUTER CONTROL The thermostat being controlled by microcomputer allows remarkable energy saving and provides more comfort as the room temperature is checked with the greatest precision Downloaded from AC Manual com Manuals 4 GENERAL INFORMATION INDOOR FAN AUTOMATIC SPEED CONTROL The airflow from the Indoor Unit can be controlled step by step on the basis of the difference between the room temperature and the set temperature This allows to reduce the lapse of time needed to reach the desired temperature both in Cooling and Heating mode by treating the appropriate air volumes MOTORIZED LOUVERS FOR AIRFLOW DIRECTION The flaps can be controlled directly by the remote controller so as to reach your desired position By pressing DIRECTION SWING button you can select your desired angle for vertical airflow louver and make the flaps move up and down continuously thus increasing air circulation inside the room DIAGNOSTIC amp PROTECTIVE FUNCTIONS Shown by codifed flashing of LED indicators on the Indoor Unit they allow to diagnose in a quite procise way the main malfunctions which may concern the air conditioner 3 minutes delay protection there is a protective control of the Outdoor Unit to prevent compressor s damages after stops This control is effective in case of malfunction power failure turning off the system etc and it does not allow Out
43. he appliance P 45 45 Ba db BL db dh amp amp B B BL 4 Ba Ba 4 Ba I BL I BL BL BL BS BS BL BL BS SAFETY INSTRUCTIONS Please read carefully the following Safety Instructions before operating the air conditioner e Astrict observance of the instructions indicated in this USER S MANUAL will prevent personal hurt and incidents to the User Moreover correct operation and long life of the system will be ensured Depending on the seriousness of potential risks and damages the reported Instructions are classified in two types WARNING and CAUTION A strict observance of the Instructions is required to guarantee your personal safety and the safety of the environments where the Units are installed The following Instructions are related to the air conditioner s installation They have been reported in this USER S MANUAL just to allow the User to check that installation has been properly carried out If an improper installation not corresponding to the Instructions is verified please contact the Dealer or the Authorized Technical Service The User must never attempt to repair install or perform special maintenance by himself Key to symbols A WARNING This symbol points out the risk of serio
44. l display TIMER ON If only the Auto off time function is set it will display TIMER OFF If both functions are set it will display TIMER ON OFF which indicates you have chosen both the Auto on time and Auto off time Indicators are shown in the above Figure for explanation only During real operation the display will only show the Indicators corresponding to the User s selections Downloaded from AC Manual com Manuals 15 INFRARED REMOTE CONTROLLER Installation amp correct use of remote controller Max allowed distance 8 metres 1 Make sure the 2 batteries type 1 5V are fully charged and correctly fitted in the special slot on the remote controller by respecting the polarity marked on the remote controller itself The batteries average life is of about 6 months 1 year 2 Use the remote controller by turning it towards the Indoor Unit at no more than 8 metres from the Unit itself 3 The remote controller will not work properly if curtains doors or other objects placed between the remote controller and the infrared receiver on the Indoor Unit do not allow the signal transmission 4 If the remote controller is placed sideways as regards to the signal receiver it will operate within a max angle of 30 on the right or on the left from the receiver If the remote controller is fixed on its wall bearing it will work within a side
45. lectronics e CLEAN pisptay TURBO After 7 hours of continuous operation in SLEEP mode A Unit will automatically stop SLEEP function is available in COOL HEAT and AUTO modes COOL Mode 1 COOL Mode SLEEE FUNGHIGN OF UNIT After SLEEP function has started off set temperature Steady temp increases by 1 C each hour for 2 hours Then SLEEP mode runs at steady temperature and LOW fan speed Actual temperature is higher than set temperature to prevent the room from getting too cold ne This function also allows to save electricity 7 hours 1 C increase 1 C increase HEAT Mode 2 HEAT Mode SET TEMPERATURE After SLEEP function has started off set temperature decreases by 1 C each hour for 2 hours Then SLEEP mode runs at steady temperature and LOW fan speed Actual temperature is lower than set temperature to prevent the room from getting too hot This function also allows to save electricity 1 hour Steady temp 7 hours START OF SLEEP FUNCTION STOP OF UNIT 3 AUTO Mode SLEEP function runs according to AUTO operation mode To cancel SLEEP function Press SLEEP button again to cancel the function WARNING If Unit is operating and SLEEP function has been selected the function is cancelled if whatever button of remote control is pressed Downloaded from AC Manual com Manuals 24 FOLLOW FUNCTION FOLLOW ME Mode Outline of
46. mp This lamp illuminates when the air conditioner is in operation ex AUTO indication lamp Lights up during Auto operation TIMER indication lamp Lights up during Timer operation CLEAN AIR indication lamp Lights up when CLEAN AIR feature is activated and lonizer can generate abundant anions to fill the room with refreshing and natural air d DEFROST indication lamp In Heating mode if a layer of frost forms on the outdoor heat exchanger defrosting automatically starts and the LED lights up The LED also lights up when indoor heat exchanger s Preheating function is activated This occurs in Heating mode in order to avoid the emission of air at low temperature prevention function anti cold drafts TURBO indication lamp Lights up when TURBO function is selected on Cooling operation BB DIGITAL DISPLAY indication lamp Displays the current setting temperature temperature when the air conditioner is in operation When the air conditioner is in FAN ONLY operation it displays the actual room temperature When AUTO CLEAN feature is activated it displays Sf FAN SPEED indication lamp Displays the selected fan speed AUTO nothing LOW MED AGE HIGH AO LA w OPERATION FREQUENCY display This display is separated into five zones The zones illuminate based on the compressor current frequency higher frequency will illuminate more zones Downloaded from AC Manual com Manuals 12
47. o program TIMER again as in case of a blackout TIMER settings for automatic start stop of the air conditioner are cancelled Downloaded from AC Manual com Manuals 39 DECLARATION OF CONFORMITY we si 14 via dela salute 40132 Bologna Italy DECLARE UNDER OUR SOLE RESPONSIBILITY that HO AIDO Products Indoor Units HKEI 275 XS HKEI 365 XS 515 XS HKEI 685 XS Outdoor Units HCKI 275 5 HCKI 365 XS HCKI515 XS HCKI 685 XS conform to the following Directives EMC Directive 89 336 EEC and 5 following 92 31 EEC 1 0 476 dated December 4th 1992 LV Directive 73 23 EEC and applied Standards EN 60335 2 40 esident i Declaration Downloaded from AC Manual com Manuals Downloaded from AC Manual com Manuals Downloaded from AC Manual com Manuals 101 Jeeu s ues do 5 519 5 esey y epsep eJe se eun ue ep ase D nad aun ns anbijeHsaua
48. oid refrigerant leaks If there is a high concentration of refrigerant gas in the room oxygen lack may occur Do not install the air conditioner near burners heat sources or flammable gas This is to avoid the risk of malfunctioning fire or explosion Ensure that a circuit breaker has been installed on the power supply line of the air conditioner to avoid the risk of electric shocks When installing in a small room countermeasures should be taken in case of a refrigerant leak exceeds the proper range Otherwise it will cause asphyxia Ensure that drain hose and drain pipe installation has been carried out correctly Incorrect installation or maintenance will cause water leakage Ensure that Indoor and Outdoor Units have been properly grounded Defective grounding could cause electric shock This kind of appliance needs a specific circuit breaker with proper Circuit protective devices against overcurrents and short circuits fuses or eee automatic switches Downloaded from AC Manual com Manuals 8 SAFETY PRECAUTIONS Always observe the operating precautions listed in the following tables In this way correct operation and safeguard of people animals and objects inside the air conditioned room will be ensured Use the correct voltage and frequency for power supply 220 230V 50Hz Do not insert the air conditioner s plug into multiple sockets o
49. operation Stop Press ON OFF button on remote control to stop the air conditioner s operation NOTES 1 In DRY mode it is not possible to select your desired fan speed as it will be automatically controlled by the microcomputer no fan speed indicator displays 2 DRY mode as well as other operation modes is memorized by the microcomputer so if you would like to keep it at next restart of the air conditioner you only need to press ON OFF button 3 It is possible to change operation mode while the air conditioner is running in DRY mode However the Unit will not immediately start operating according to the new mode but a little delay is needed for carrying out a test and choosing new operating parameters Downloaded from AC Manual com Manuals 19 AUTO OPERATION AUTO Mode SET TEMPERATURE C FAN HIGH MED LOW MODE 3 DIRECTION SWING ON OFF FAN SPEED SLEEP TIMER ON CLEAN AIR gt 5 pla TIMER OFF RESET LOCK AUTO FOLLOW LED CLEAN ME DISPLAY TURBO When AUTO mode is selected the air conditioner automatically chooses the suitable operation settings according to room temperature and eventually to the temperature set by the User The four possible options are among COOL DRY HEAT FAN Connecting operating the air conditioner Connect the air conditioner to
50. panel while the air conditioner is operating in Emergency mode or in Test mode operation will be immediately stopped Use the remote controller to return to normal operation NOTE Do not use Emergency Test function as the normal operating mode of the air conditioner Downloaded from AC Manual com Manuals 29 ADJUSTING THE AIRFLOW DIRECTION Adjusting the vertical airflow direction The inner electronics automatically selects the best position for the louver according to the operation mode in HEATING mode the flaps are vertically set in COOLING mode the flaps are horizontally set SETTING YOUR PREFERENCES Adjust the air direction properly to obtain a higher degree in comfort and to avoid harmful drafts The vertical direction of the airflow can be set through the infrared remote control VERTICAL AIRFLOW Stop the flaps at your desired position Perform this setting while the air conditioner is operating Press the DIRECTION SWING button on remote control till the desired angle for the louver is reached Each time the button is pressed the louver moves by 6 Automatic SWINGING of the louver Perform this setting while the air conditioner is operating Keep pressing the DIRECTION SWING button without releasing for more than 2 seconds the horizontal louver will swing up and down continuously Press the DIRECTION SWING button again to stop the automatic swinging of the louver
51. r Unit If you would like to be sure that these signals are received by Indoor Unit it is necessary to address the remote controller towards the Indoor Unit s signal receiver and check that no obstacles could affect the impulses transmission NOTES 1 Time increases are 30 minutes steps till 10 subsequent hours and 60 minutes steps from 10 to 24 hours The remote controller s Timer is not a clock so it is necessary to set the time period not the exact for programmed start stop 2 Unlike operation modes TIMER settings are not kept in memory by the microcomputer therefore if a power failure occurs TIMER settings will be cancelled and need to be set again 3 Before selecting TIMER settings it is possible to choose your desired operation mode 4 TIMER max range is 24 hours i e it is not possible to operate weekly settings Downloaded from AC Manual com Manuals 23 SLEEP ENERGY SAVING FUNCTION SLEEP Mode Before you go to bed you can press SLEEP button and the air conditioner will run so as to make your sleep SET TEMPERATURE C more comfortable a COOL lt 79 Use of SLEEP function fee T iow After the Unit s start select COOL HEAT or AUTO mode y and then press SLEEP button once to activate Sleep ie i MODE ONOFF FAN SPEED Energy Saving function SWNG SLEEP TIMER ON In SLEEP mode fan speed is automatically controlled by BE a a inner e
52. r into sockets to which other appliances are connected Do not use plug adapters Fully insert the plug into the power socket and make sure the connection is secure and without play Otherwise sparks and fire may occur SS Do not put heavy objects on the power supply cord Take care not to damage it Do not use supply cords which are faulty or damaged Do not pull the plug out of the power socket by drawing the power cord Damaging to the power cord to the plug or to the socket may occur and this could result in electric shock or fire generation Never turn off the air conditioner by pulling the power supply plug out of the socket Thsi could cause electric shock or fire Always press the ON OFF button on remote controller Ex Do not use extension cords Do not use rolled power supply cords Never touch switches sockets or power supply plugs with wet hands This could cause electric shock iS Q If you smell soething burning immediately turn off the air conditioner switch the circuit breaker to OFF or 0 and contact the Authorized Technical Service l UN N coe 2 OFF EE 656 Do not insert any objects into the air inlet or outlet of Indoor and Outdoor Units Even if fans are stopped they could automatically start all at once You should avoid to expose your body directly to cool air for a long time This may you caus
53. tically stops OFF indication disappears from Bess set at set time and TIMER indication on the display remote controller goes off After a lapse of time TIMER As soon as set time for start has been ON indication disappears from tole pK TIMER ON funcion has reached the air conditioner starts and the display been set the displayed time goes off The signal receiving tone from Indoor Unit is no more heard WHAT HAPPENS CHECK POSSIBLE REASON When pressing ON OFF button Check ifremote controlleris actually Turn the remote controller to the pn 5 alaa dis Indoor receiver on the Indoor Unit then push nit an at no obstacles ON OFF button placed between them on remote controller no receiving tone is heard from Indoor Unit Remote controlller s buttons are Press RESET button not active NOTE Sometimes the remote controller may stop operating correctly because of interferences or electromagnetic noise In this case it is necessary to remove batteries from the remote controller possibly eliminate the noise s reason wait a few minutes and reinsert the batteries in their case Now operation should be normal Downloaded from AC Manual com Manuals 37 TROUBLESHOOTING Problems and possible solutions The following table shows a series of problems and their possible reasons and solutions Please carry out the following checks before contacting the Authorized Technic
54. ts detergent then wring well Never use any of the following products for cleaning i Benzine paint solvents polishing products by products of oil in general etc may damage use of very hot water over 40 C may the outside surfaces of Unit and cause discolour and or deform the plastic parts deformations and scratches on the appliance and on the remote controller NOTES If the appliance or the inlet grille are very dirty clean them with a cloth soaked in tepid water and neutral detergent Rinse in clean watrer and dry well The presency of humidity on the inlet grille may cause electric shocks Never use any abrasive sponge for cleaning to avoid scratching the Unit s surfaces If the grille is open or has been removed do not touch the metallic flaps of the heat exchanger as the flaps are sharp and may hurt you Do not expose the grille or the Unit to direct sunlight to avoid discolouring or deforming them Outdoor Unit s cleaning Check regularly that the air inlet and outlet are not obstructed by dust or dirt in general For any other cleaning or maintenance of Outdoor Unit always contact the Authorized Technical Service Downloaded from AC Manual com Manuals 32 CLEANING AND MAINTENANCE OF THE AIR CONDITIONER Cleaning the Air Filters polypropylene net type Do not touch the metal parts of the Unit when removing the filters Injuries can occur when handling sharp metal edges
55. us injury or death caution This symbol points out the risk of injury or damage to the property Q Prohibition Action or procedure not allowed with serious effects on objects and people QD Obligation Compulsory action or procedure The missed observance could bring serious effects on objects and people Downloaded from AC Manual com Manuals 7 SAFETY PRECAUTIONS Installation Never try to install this Unit by yourself i e without the support of Technical Personnel Never try to reapir the Unit by yourself The Unit s components can be reached only by opening or removing the covering panels and this involves exposure to high voltage Even by disconnecting power supply it is not always possible to avoid the risk of electric shocks Please always contact the Dealer or the Authorized Service Center for installation Never attempt to install the air conditioner by yourself because improper installation could cause electric shock injuries water leakage or fire Please always contact the Dealer the Authorized Service Center for any servicing operation or special maintenance Never try to repair or carry out special maintenance by yourself Improper repair or maintenance could cause electric shock injuries water leakage or fire Please confirm that installation has been carried out according to the following prescriptions When instaling all possible countermeasures must be taken to av
56. ve cooling During start up in Heating mode air does not flow out until the indoor heat exchanger is warm enough to prevent emission of cold air drafts into the room During the thawing de icing of the outdoor unit heat exchanger air may not flow The air conditioner could not work efficiently if the air filters are clogged or dirty Make sure the room temperature has not yet reached the desired level compare the room temperature with the set temperature Make sure the airflow speed 15 not set to LO Make sure the air inlet or outlet on both Indoor and Outdoor Units are not blocked by any obstacles Ifthe rating power of the air conditioner is not adequate because the room is too wide or the outdoor temperature is too low add other appliances The transmission indicator on the remote controller does not light up at all or dims when sending signals to Indoor Unit Make sure the dry batteries 2 batteries AAA type have enough charge Replace both batteries with new ones if necessary Make sure the batteries are inserted in the right direction with regard to polarity indicated on the remote controller itself Misting on the surface of the Indoor Unit During operation in Cooling mode This indicates that the room temperature is already at a very low value Steaming from the Outdoor Unit Downloaded from AC Manual com Manuals During operation in Heating

Hokkaido HKEI 685XS User Guide Manual AIR CONDITIONER

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