Mitsubishi Electronics MSZ12UN User's Manual
Contents
1. Emergency operation switch Drainage hose Service panel AUTH CTT ag Ae ms ms a a n Ses oan wa m m w a a eee CW SS SD Drain outlet CA NAME OF EACH PART Remote controller Signal transmitting section sa MITSUBISHI ELECTRIC Operation display section 5 Er to Lint ON OFF operate HW I t tt Siop bution ON OFF 100 ciy TOO WARM Y COOL EE EE Temperature buttons This diagram shows an overall view Open the front lid set i oe B os AMPM IT IT IT i ITF I TOO C ON OFF SO ASS Off timer button On timer button HR button MIN button l Ern ostor RIRI Operation select button Time set button Fy RESET CLOCK set button RESET button Vane control button Auto restart function These models are equipped with an auto restart function If you do not want to use this function please consult the service representative because the setting of the unit needs to be changed Auto restart function is When the indoor unit is controlled with the remote controller the operation mode the set temperature and the fan speed are stored in the memory If a power failure occurs or the main power is turned off during operation Auto restart functio2. mode is selected the air conditioner is automatically controlled at the optimum temperature e To stop operation ON OFF E Press the button ILI LILI e If you feel slightly warm TOO ON OFF TOO cj COOL WARM OG FAN O STOP IFEEL COOL gt 20 p Cs 0 0 VANE START HEAT DRY Description of I FEEL mode Details of operation According to the room temperature when the operation starts the opera tion mode is automatically set to COOL DRY or HEAT However when operation is started again within 2 hours after it is stopped the same operation mode before the operation is stopped is selected The opera tion mode selected first is not changed even if the room temperature changes If the operation mode does not match the room condition se lect the appropriate operation mode by pressing the mn button Details of auto operation when started initial state About 77 F 73 F_ DRY gt TOO WARM Press the button to lower the tempera ture One press lowers the temperature by about 2 F e If you feel slightly cool TOO Press the button to raise the tempera ture One press raises the temperature by about 2 F I FEEL COOL HEAT DAY OO MODE __ MODE HR When I FEEL is not selected press the gt button until it is set MIN Each time the button is pressed the operation m
3. seeen 13 INSTALLATION RELOCATION AND INSPECTION secese 14 Since rotating parts and parts which could cause an electric shock are used in this product be sure to read these Safety Precautions before use Since the cautionary items shown here are important for safety be sure to observe them Marks and their meanings are as shown below Incorrect handling could cause a serious hazard such as death serious injury etc with a high probability Be sure not to do Be sure to follow the instruction Never insert your finger or stick etc Never step onto the indoor outdoor unit and do not put anything on them Danger of electric shock be careful Be sure to shut off the power e After reading this manual keep it together with the installation manual in a handy place for easy reference Warning mark positions and safety devices FRONT PANEL ENCLOSURE AIR OUTLET A WARNING This air conditioner is NOT intended for use by children or infirm persons without supervisions Do not turn the breaker off on during Do not insert your finger or a stick etc operation into the air inlet outlet This may cause a fire due to spark etc amp Since the fan rotates at high speed this may cause Be sure to turn off the breaker absolutely after an injury switching the indoor unit off with the remote con Young children should be supervised
4. s _ _ S555 4 MITSUBISHI ELECTRIC SPLIT TYPE AIR CONDITIONERS OPERATING INSTRUCTIONS MSZO9UN MSZ12UN Mir SLIM For customers Thank you very much for purchasing this Mitsubishi room air conditioner e To use this unit correctly and safely be sure to read this operating instructions before use Keep later reference e Be sure to receive a guarantee card from your dealer and check that the purchased data entered correctly e This air conditioner should not be installed by the customer Safety and performance functior p this manual carefully for and shop name etc are ns cannot be assured CONTENTS SAFETY PRECAUTIONS Leren 2 NE FE NN HPA Lav 4 PREPARATION BEFORE OPERATION suverene 6 FEEL AUTO OPERATION suger eeeeenen 7 MANUAL OPERATION COOL DRY HEAT sveccece cecncsceeeevsesneeeuverecetisnecticeesstacei 8 AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT ossee 9 TIMER OPERATION ON OFF TIMER sv sene 10 WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME cocteceseccangeenedateons tettduayvsnnedoeneleneeisadveemeaenaleuederevsadsetseeHaanterdts 10 MINTE NE ane tetera ee ae ea era er rer recreate a2 emer cer err ree 11 CLEANING THE AIR FILTER AND THE DEODORIZING FILTER OPTION 11 REPLACEMENT OF THE DEODORIZING FILTER OPTION AIR CLEANING FILTER OPTION sne 12 BEFORE CONTACTING THE SERVICE REPRESENTATIVE CHECK THE FOLLOWING AGAIN vesen 12 WHEN YOU THINK THAT TROUBLE HAS OCCURRED
5. TION switch 1 Press the EMERGENCY OPERA TION switch Each time the EMERGENCY OPERATION switch is pressed the unit will operate in order of EMERGENCY COOL MODE EMERGENCY HEAT MODE and STOP MODE However when the EMERGENCY OPERA TION switch is once pressed the unit will oper ate in test run for 30 minutes and then the op eration mode shifts to EMERGENCY MODE MSZO9UN MSZ12UN Details of EMERGENCY MODE are as shown below However the temperature control does not work for 30 minutes in test run and the unit is set to continuous operation The fan speed is set to High in test run and shifts to Medium after 30 minutes The operation mode is indicated by the Operation Indi cator lamp on the indoor unit as following figures Operation Indicator lamp MSZO9UN EMERGENCY COOL EMERGENCY HEAT STOP Operation Indicator MSZ12UN EMERGENCY COOL EMERGENCY HEAT STOP Operation Indicator Operation Indicator Operation Indicator o o D E oO 0 To stop the emergency operation press the EMERGENCY OPERATION switch once in case of EMER GENCY HEAT MODE or twice in case of EMERGENCY COOL MODE e To start operation ON OFF With the I FEEL auto operation mode the optimum room condition can be set automati Ea Press the button cally with a one touch operation sha MITSUBISHI ELECTRIC CLOCK A PM DI When the 3 I FEEL
6. W Cleaning the deodorizing filter about once every 2 weeks Remove the air filter and then remove the deodorizing filter Gray sponge type M The deodorizing filter is harmless to people However to keep its effectiveness be sure to hold the frame and not to touch the sur face of the filter with your hand Deodorizing filter Soak the filter together with its frame in lukewarm water for about 15 minutes E If the dirt is conspicuous use a solution of detergent in lukewarm water E If hot water 120 F or more is used the filter may be deformed E Do not use a scrubbing brush or sponge This may damage the surface of the filter M Do not use a chlorine detergent After washing with water lukewarm water dry the deodorizing filter well in the shade M Do not expose the deodorizing filter to direct sunlight or heat from a fire when drying it me AVL SS Install the deodorizing filter and then in stall the air filter Install 1 il 1 REPLACEMENT OF THE DEODORIZING FILTER OPTION AIR CLEANING FILTER OPTION When the capacity is lowered because of dirt etc it is necessary to replace the deodorizing filter air cleaning filter Deodorizing filter replacement about once a year Air fiter Remove the deodorizing filter Gray sponge type Deodorizing f
7. controller may not operate When installing on a wall etc Install the remote controller holder in a position where the signal reception sound beep can be heard from the indoor unit when the button is pressed How to install remove the remote controller Insert the remote controller downward Remote controller holder Dry cell batteries Reference for replacing batteries When the indoor unit does not respond to the signal from the remote controller or the display becomes dim replace the batteries with new ones size AAA Though both alkaline batteries and manganese batteries can be used alkaline batteries are rec ommended because their service life is longer than that of manganese batteries The service life of an alkaline battery is about 1 year However a battery which the time limit is ap proaching may be exhausted soon The recom mended usable time limit is indicated month year on the bottom of the battery Replace the 2 batteries with new ones of the same type Do not use rechargeable batteries To prevent liquid leakage take out all batteries when the remote controller is not going to be used for a long time Dispose of exhausted batteries in the correct man ner When the remote controller cannot be used emergency operation When the batteries of the remote controller run out or the remote controller malfunctions the emergency op eration can be done using the EMERGENCY OPERA
8. falling water leaking etc M The unit should be installed by licensed contractor according to local code requirements N CAUTION M Ground the unit Do not connect the ground to a gas pipe water pipe lightning rod or the ground of a telephone If the ground ing is incorrect it may cause an electric shock E If the air conditioner is installed in a high humidity area or near a water source a Ground Fault Interrupt GFI circuit breaker should be installed to protect against an electric shock 14 w ND INSPECTION Inspection and maintenance M When the air conditioner is used for several seasons the capacity may be lowered due to dirt inside the unit HM Depending on the condition an odor may be generated or dehumidified water may not drain out smoothly due to dirt dust etc E It is recommended that the unit be inspected and maintained charged by specialist in addition to normal main tenance Consult your dealer Operating sound considerations E Do not put an object around the air outlet of the outdoor unit This may lower the capacity or increase the volume of the operating sound E if an abnormal sound is heard during operation consult your dealer Relocation M When the air conditioner is to be removed or re installed because of rebuilding moving etc special techniques and work are required N WARNING Repairs or relocation should not be done by the customer If this is done
9. type To prevent the effects fluorescent lamp of a fluorescent lamp keep as far apart as possible nd a space ventilated to prevent the dry place picture distortion or the noise E Where there is much machine oil SAN E Salty places such as the seaside pas i Radio eel rmo M Where sulfide gas is generated such as a hot spring adio z M Where oil is splashed or where the area is filled with oily smoke N WARNING If the air conditioner operates but does not cool or heat depending on model the room consult your dealer since there may be a refrigerant leak Be sure to ask the service representative whether there is refrigerant leakage or not when repairs are carried out The refrigerant charged in the air conditioner is safe Refrigerant normally does not leak however if refrigerant gas leaks indoors and comes into contact with the fire of a fan heater space heater stove etc harmful sub stances will be generated Electrical work M Provide an exclusive circuit for the power supply of the air conditioner M Be sure to observe the breaker capacity M Use the correct power voltage and frequency indicated on the unit to operate the air conditioner and use only fuses or breakers with specified capacity Do not use pieces of wire instead of fuses N WARNING E The customer should not install this unit If installation is done incorrectly it may cause a fire an electric shock or injury from the unit
10. E button Each time this button is pressed the operation mode is changed in sequence I FEEL gt lt 4 COOL gt A DRY gt HEAT To stop operation ON OFF Press the button After the operation mode is set once the operation starts in the same mode as the one set previously from the next time by simply pressing the button NOTE When the set temperature is to be changed TOO E Press the button to lower the temperature One press lowers the temperature by about 2 F TOO COOL E Press the button to raise the temperature One press raises the temperature by about 2 F In DRY operation E The temperature control temperature setting can not be done M The room temperature is slightly lowered in this operation mode The details of the display on the indoor unit are explained on page 7 When the ambient temperature is too high the room tem perature may not reach the set temperature since the unit operates to cool the room under a high load RY HEAT CONVENIENT INFORMATION COOL For effective cooling Close the windows and pull Paste a heat shield film gen Block the outdoor unit from di down blinds Sunshine is re erally available on the window rect sunlight This saves en duced and cooling efficiency Heat entering the room is re increases HEAT Comfortable warmth depends on the temperature difference between the indoor and the outdoor It is recomm
11. RVICE REPRE SENTATIVE CHECK THE FOLLOWING AGAIN The room cannot be cannot be operated cooled or heated sufficiently Check the following 4 Check the following The air conditioner Display of the remote con troller does not appear i B The remote control sig nal cannot be received if the remote controller is not operated near the air conditioner f Is the breaker turned on ting a ABR S 4 3 Check the following Isn t the fuse blown Is the temperature set Aren t the batteries ex hausted Bi G5 Isn t the filter dirty A Isn t the ON timer set d pe Is the polarity of the batteries correct 2 oe aY ON Isn t the outlet of the out door unit blocked When a power failure occurs 4 Check the following after the restoration of the power If the air conditioner had operated be fore the power failure as these mod els are equipped with an auto restart function the air conditioner should start operating again Refer to De scription of AUTO RESTART FUNC Even if the above items are checked when the air conditioner does not TION on page 7 recover from the trouble stop using the air conditioner and consult your dealer Does the air conditioner start operating again In the following cases stop operation and consult your dealer M The remote control signal may E In the region where the electric M When thunder is h
12. This is the sound of the heat exchanger defrosting This sound is heard when the outside air is absorbed from the drain hose in turning on the range hood or the ventilation fan and that makes water flowing in the drain hose spout out This sound is also heard when the outside air blows into the drain hose in case the outside wind is strong When a ventilation fan or a gas cooker is used in a room the cooling load increases resulting in an in sufficient cooling effect When the outside air temperature is high the cooling effect may not be sufficient LE HAS OCCURRED Mechanical sound is heard from the indoor unit The air flow direction changes during operation Water leaks from the outdoor unit Air does not blow out soon in the heating operation The operation is stopped for about 10 minutes in the heating operation Hissing sound is sometimes heard The air conditioner starts the operation only with the main power turned on though you do not op erate the unit with the remote controller This is the switching sound in turning on off the fan or the compressor When the air conditioner is operated in COOL or DRY mode if the operation continues with air blowing down for 1 hour the direction of the air flow is automatically set to horizontal to prevent condensed water from dropping In the heating operation if the air flow temperature is too low or when defrosting is being done the horizon
13. a doctor at once EN C gt Do not leave the unit on Replace the 2 batteries an installation stand with new ones of same which is damaged type amp The unit may fall and this may Using an old battery together with cause an injury a new one may result in heat gen eration leakage or an explosion Ground the unit If the air conditioner is installed in a high humidity area or near a water source a water pipe lightning rod or the ground of Q Ground Fault Interrupt GFI circuit amp Do not connect the ground to a gas pipe a telephone If the grounding is incorrect it may cause an electric shock Do not install the unit where flammable gas could leak If gas leaks and collects around the unit it may z cause an explosion Drain should be fully drained If the drainage route is incomplete water may drop from the unit This may wet and damage the furni ture breaker should be installed to protect against an electric shock i _ MSZO9UN MSZ12UN Air cleaning filter White bellows type OPTION Deodorizing filter Gray sponge type OPTION Vertical vane Horizontal vane Operation section When the front panel is opened MSZO9UN MSZO9UN Remote controller
14. e take out all batteries when the remote controller is not going to be used for a long time Before starting maintenance Cleaning the indoor unit les Turn off the breaker gi Clean the unit using a soft dry cloth 2 N CAUTION When the unit is to be cleaned switch it off and turn off the breaker Since the fan rotates at high speed during operation it may cause an injury Do not use gasoline benzine polishing powder deter gent and insecticide The unit may be damaged CLEANING THE AIR FILTER AND THE DEODORIZING FILTER OPTION Do not open the front panel up past the level position in order to prevent it from being damaged Cleaning the air filter about once every 2 weeks Open the front panel then remove replace the filter Air filter Remove N CAUTION When the air filter is to be removed do not touch the metal parts of the indoor unit This may cause an injury Remove dirt from the air filter using a vacuum cleaner or by washing the filter with water Mi If dirt is conspicuous wash the filter with a solution of detergent in lukewarm water E If hot water 120 F or more is used the filter may be deformed After washing with water lukewarm water dry the air filter well in the shade E Do not expose the air filter to direct sunlight or heat from a fire when drying it
15. e air conditioner is operating to reach the target temperature Please wait until the target temperature is obtained Description of AUTO RESTART FUNCTION M These units are equipped with an auto restart function When the main power is turned on the air conditioner will start operation automatically in the same mode as the one set with the remote controller before the shutoff of the main power If the unit was set to off with the remote controller before the shutoff of the main power it will remain stopped even after the main power is turned on If the unit was in the emergency operation before the shutoff of the main power it will start operation when main power comes on in the same mode as the one set with the remote controller before the emergency operation If the unit is operated in I FEEL mode before power failure the operation is not stored in the memory In I FEEL mode the operation is decided by the initial room temperature at re start Since the air conditioner has been shipped from the factory with the COOL mode saved in the memory for auto restart function it starts cooling operation when the user turns on the main power for the first time after installation ata MITSUBISHI ELECTRIC ON OFF FAN STOP VANE START HEAT DRY 0 Fy RESET CLOCK O O To select the COOL DRY or HEAT mode ON OFF Press the button Select the operation mode by pressing the MOD
16. eard stop op not be received in a room where an electronic ON OFF type fluo rescent lamp inverter type fluo rescent lamp etc is used eration and turn off the breaker Otherwise the electrical parts may be damaged wave is weak when the air con ditioner is operated noise may be generated in radio reception The air conditioner cannot be operated for about 3 minutes when restarted Cracking sound is heard The room smells strange The fan stops during the DRY operation The sound of water flowing is heard The sound as burbling is heard The room cannot be cooled sufficiently This protects the air conditioner according to instruc tions from the microprocessor Please wait This sound is generated by the expansion contraction of the front panel etc due to change in temperature The air conditioner sucks in an odor adhering to the wall carpet furniture cloth etc and blows it out with the air In DRY operation the unit operates using the same refrigerant circuit as in COOL operation DRY opera tion time has to be reduced in order to lower humidity without much room temperature decreasing So the compressor sometimes stops and at the same time the indoor fan stops This prevents water condensed on the heat exchanger from evaporating again This is the sound of refrigerant flowing inside the air conditioner This is the sound of condensed water flowing in the heat exchanger
17. ended that the set temperature in the heating operation does not differ from the external tem perature too much Though there is a regional difference as a reference a set temperature between about 71 F and 75 F would be suitable The humidity at which people feel comfortable When air contains too much moisture people feel uncomfortable Humidity is related to temperature and wind The humidity at which people feel comfortable is 60 75 RH in summer 55 70 RH in winter Description of AUTO RESTART FUNCTION Refer to page 7 AIR FLOW velocity and direction can be selected as required ata MITSUBISHI ELECTRIC TOO Ciy T00 ON OFF Wat D SG FAN STOP VANE START Fy RESET CLOCK O O E To change the AIR FLOW velocity press the EE button Each time the button is pressed the fan speed is changed in sequence a Low aa Med aali High AUTO Use the aa High notch to cool heat the room more Ifthe operating sound of the air conditioner disturbs your sleep use the Low notch tion vertically press the ee button a To change the AIR FLOW blowing direc Each time the button is pressed the angle of the hori zontal vane is changed in sequence 1 gt r 2 gt 3 gt 4 4 gt 5 gt SWING gt AUTO SWING OPERATION Use the swing operation for the air flow to reach all cor ners of the room Recommended h
18. f quality etc Since the fan rotates at high This could injure the pet or plant speed during operation this may cause an injury Do not operate switches Do not use an insecticide Do not put a stove etc with wet hands or flammable spray where they are exposed This may cause an electric Shock This may cause a fire or deforma to direct airflow tion of the cabinet This may cause imperfect com bustion amp When the unit is not go Do not operate the unit Do not charge or disas ing to be used for a long for a long time in high hu semble the batteries and time turn off the breaker midity e g leaving a door do not throw them into a or window open fire e Otherwise dirt may collect and this may cause a fire Inthe cooling mode if the unit is This may result in leakage fire or operated in a room with high hu an explosion midity 80 RH or more for along time water condensed in the air conditioner may drop and wet or damage furniture etc If liquid from the alkaline Do not step onto an un batteries gets onto your stable bench when main skin or clothes wash it taining the unit etc well with clean water Do not step or put any thing on the indoor out door unit This may cause an injury etc if you fall down ies gets into your eyes wash you or something falls down them well with clean water and EEN consult
19. ilter Install a new deodorizing filter Install the air filter and securely close the front panel Deodorizing filter M Cleaning is necessary about once every 2 weeks However if dirt is conspicuous clean more often E When the color the filter is not restored even if the filter is washed as the procedure shown on page 11 or when the filter becomes black replace the filter with a new one M Standard interval for filter replacement is about 1 year Optional parts Air cleaning filter replacement about once every 4 months Remove the air filter Air filter 7 Remove the air cleaning filter White bel lows type Air cleaning filter Install a new air cleaning filter EN SS NE Install the air filter and securely close the front panel Air cleaning filter E If the air cleaning filter is clogged it may lower the unit s capacity or cause condensation at the air out let E The air cleaning filter is disposable The standard usable term is about 4 months However if the color of the filter turns to dark brown replace the filter at once Optional parts are available from your local dealer Name of parts msn usa DEODORIZING FILTER MAC 1800DF MAC 1600DF AIR CLEANING FILTER MAC 1300FT MAC 1100FT aa LEST BEFORE CONTACTING THE SE
20. incorrectly it may cause a fire an electric shock or an injury from the unit falling water leaking etc Consult your dealer Disposal To dispose of this product consult your dealer If you have any questions consult your dealer NOTE a MITSUBISHI ELECTRIC HVAC Advanced Products Division 3400 Lawrenceville Suwanee Road e Suwanee Georgia 30024 Toll Free 800 433 4822 e Toll Free Fax 800 889 9904 www mrslim com Specifications are subject to change without notice
21. moves automatically your fingers may be caught TIMER How to set the ON timer It is convenient to set the timer when you go to bed when you get home when you get up etc ER START Press the button during operation Each time the button is pressed the ON timer mode alternates between ON and OFF EEE Set the time of the timer using the a and gt buttons Each time the J button is pressed the set time in creases by 1 hour each time the button is Cen pressed the set time increases by 10 minutes O gt 0 _ PM Piet li i k l i To release the ON timer FG Press the button ON OFF 100 1 TOO WARM V CooL How to set the OFF timer Press the button during operation Each time the button is pressed the OFF timer mode FAN STOP alternates between ON and OFF gL cool S Set the time of the timer using the pr VANE O START and E buttons Each time the button is pressed the set time in creases by 1 hour each time the button is pressed the set time increases by 10 minutes To release the OFF timer Press the 29 button O O Programming timer operation The ON timer and the OFF timer can be used in combination The timer of the set time that is reached first will operate first t mark indicates the order of timer operations i 1y E ifthe current time has not been set the timer operation can not be used NOTE If the main power is turned off o
22. n sets automatically to start operating in the same mode as the one set with the remote controller just before the shutoff of the main power Refer to page 7 for details Breaker for the air conditioner EN Turn the breaker on Remote controller How to set the batteries and the current time Remove the front lid and insert bat Press the CLOCK set button teries Then reattach the front lid Insert the minus pole of the batteries first er sr Check if the polarity of the batteries is correct a thin stick T a minus aA P ole ot the f se Press the 7 and 7 button Press the RESET button Si SET button to set the current ime Press using FAN OSTOP a thin stick RE Le VANE OSTART 7 MODE fy RESET CLOCK 0 6 E f the RESET button is not pressed the remote control T ler may not operate correctly M Each time the button is pressed the set time in creases by 1 hour and each time the 7 button is pressed the set time increases by 1 minute 5 Press the CLOCK set button again and close the front lid Handling of the remote controller The range that the signal can reach is about 20 ft when the remote controller is pointed at the front of the indoor unit When a button is pressed one or two beeps will be heard from the indoor unit If no sound is heard operate again Use the remote controller carefully If it is dropped thrown or it gets wet the remote
23. ode is changed in sequence I FEEL gt lt 4 COOL gt DRY EVY HEE eou i HEAT FAN O STOP Lss 2 0 VANE O START pe ea HR 17 EE Room temperature About 77 F or higher 3 COOL About 77 F 73 F3 DRY About 73 F or lower p NOTE COOL When the room temperature is 4 F higher than the set temperature the set temperature may not be changed since the air conditioner is operating to reach the target set temperature In this case please wait until the room temperature drops to within 4 F of the set temperature and then change the set temperature HEAT When the room temperature is 4 F lower than the set temperature the set temperature may not be changed since the air conditioner is operating to reach the target set temperature In this case please wait until the room temperature rises to within 4 F of the set temperature and then change the set temperature Details of display on the indoor unit The operation indicator at the right side of the indoor unit indicates the operation state MSZO9UN MSZ12UN Se 5 Lighted Operation Indicator zE Lighted O i eration i EE o indicator Notlighted O Not lighted Operation indicator lamp MSZO9UN This shows that the air conditioner is operating to reach the target temperature Please wait until the target temperature is obtained This shows that th
24. orizontal vane range Use the AUTO position usu ally Use position 1 or 2 in the COOL or DRY mode and use posi tions 3 to 5 in the HEAT mode when adjusting to your require ments NOTE E Inthe cooling operation when the air conditioner is op erated with setting the horizontal vane to 4 4 or 5 for 1 hour the AIR FLOW direction is automatically set to horizontal to prevent condensed water from dropping Adjust the vertical AIR FLOW direction using the remote controller If the horizontal vane is moved manually it may cause trouble In the heating operation if the air flow temperature is too low or when defrosting is being done the horizontal vane position is set to 1 CTION ADJUSTMENT Auto air flow direction control operation VANE E When the AUTO mode is selected with the button the position of the horizontal vane is automatically set to correspond to the operation mode for effective operation 1 HEAT When the air flow temperature is too low When the air flow temperature rises the air is blown out horizontally the air is blown out downwards 2 COOL DRY The air is blown out horizontally To change the horizontal direction of the air flow move the vertical vane manu ally Adjust the vane before operation starts Since the horizontal vane
25. r a power failure occurs while AUTO START STOP timer is active the timer setting is cancelled As these models are equipped with an auto restart function the air conditioner should start operating at the same time that power is restored 10 WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONGTIME When it is not going to be used for a When the air conditioner is to be long time used again Clean the air filter and install it in the in door unit Perform the FAN operation for 3 or 4 hours to dry the inside of the air conditioner Refer to page 11 for cleaning instructions e To perform FAN operation set the remote controller to the highest temperature in the MANUAL COOL mode Refer to page 8 oper ALLL J Turn off the breaker 9 Check that the air inlet and outlet of the indoor outdoor units are not blocked 5l r z N CAUTION Turn off the breaker when the air conditioner is not going to be used for a long time Dirt may collect and this may cause a fire Clean the filter before installing Remove the batteries from the remote con Check that the ground is connected correctly troller N CAUTION Ground the unit Do not connect the ground to a gas pipe water pipe lightning rod or the ground of a telephone If the ground ing is incorrect it may cause an electric shock N CAUTION To prevent liquid leakag
26. tal vane position is automatically set to horizontal During COOL and DRY operations pipe or pipe con necting sections are cooled and this causes water to condense In the heating operation the defrosting operation makes water frozen on the outdoor unit melt and drip down In the heating operation water condensed on the heat exchanger drips down Please wait as the air conditioner is preparing to blow out warm air Defrosting of the outdoor unit is being done Defrost ing operation Since this is completed in 10 minutes please wait When the external temperature is too low and humid ity is too high frost is formed This is the sound when the flow of refrigerant inside the air conditioner is switched These models are equipped with an auto restart func tion When the main power is turned off without stop ping the air conditioner with the remote controller and is turned on again the air conditioner will start opera tion automatically in the same mode as the one set with the remote controller just before the shutoff of the main power Answer not a malfunction 13 Installation place Avoid installing the air conditioner in the following places Keep the outdoor unit 9 8 ft or E Where flammable gas could leak MOTE Aay Tom Me aniennas N CAUTION Do not install the unit where flammable gas could leak If gas leaks and collects around the unit it may cause an explosion Inverter
27. to ensure that troller they do not play with the air conditioner Do not expose your skin directly to cool Repairs or relocation should not be air for a long time done by the customer e This could damage your health If this is done incorrectly it may cause a fire an elec tric shock or injury from the unit falling water leak ing etc Consult your dealer When an abnormality burning smell The customer should not install this etc occurs stop the air conditioner unit and turn off the breaker If this is done incorrectly it may cause a fire an electric shock or injury from the unit falling water leaking etc Consult your dealer If the unit continues to be operated in an abnormal condition it may cause a fire trouble etc In this case consult your dealer When the air filter is to be Do not clean the air con Ventilate well in using the removed do not touch ditioner with water unit with a stove etc the metal parts of the in e Water may enter the unit and de An oxygen shortage may occur door unit grade the insulation This may i cause an electric shock This may cause an injury When the unit is to be Do not put a pet or house Do not use the unit for cleaned switch it off and plant where it will be ex special purposes turn off the breaker posed to direct airflow EEE preserve precision devices food animals plants and art objects This may cause deterioration o
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