Mitsubishi Electronics MSY-A24NA User's Manual
Contents
1. The air from the indoor unit smells strange Are the filters clean Page 10 11 The display on the remote controller does not appear or it is dim The indoor unit does not respond to the re mote control signal Are the batteries exhausted Page 5 Is the polarity of the batteries correct Page 5 Are any buttons on the remote controller of other electric appliances being pressed When a power failure oc curs Does the air conditioner start operating again If the air conditioner had operated before the power failure as these models are equipped with an auto restart function the air conditioner should start operating again Refer to Descrip tion of AUTO RESTART FUNCTION on page 6 Even if the above items are checked when the air conditioner does not recover from the trouble stop using the air conditioner and consult your dealer In the following cases stop using the air conditioner and consult your dealer When water leaks or drops from the indoor unit When the left operation indicator lamp blinks When the breaker trips frequently WHEN YOU TH Question The air conditioner cannot be operated for about 3 min utes when restarted Cracking sound is heard The air from the indoor unit smells strange The fan of the outdoor unit does not rotate even though the compressor is running Even if the fan starts to rotate it stops soon The s2. ECONO COOL operation is selected in COOL mode the air conditioner performs swing operation in various cycle according to the tem perature of air conditioner Also SET TEMPERATURE is automatically set 4 F higher than in COOL mode To release the ECONO COOL operation MODE FAN sTOP EA ECONO COOL VANE OSTAR Oz WIDE VANE gt POWERFUL TIME Ea RESET CLOCK ong Fj Press the ie al button again VANE When the button or the button is pressed or the operation mode is changed during the ECONO COOL operation ECONO COOL operation is released Sen A8 R e Thef button the O or A button and ON OFF timer explained below are available What is ECONO COOL Swing air flow change of air flow makes you feel cooler than constant air flow So even though the set temperature is automatically set 4 F higher it is possible to perform cooling operation with keeping comfort As a result energy can be saved TIMER OPERATION ON OFF TIMER It is convenient to set the timer when you go to bed when you get home when you get up etc How to set the ON timer How to set the OFF timer Press the Kg button during operation Press the ae button during operation Each time the button is pressed the ON timer mode Each time the button is pressed the OFF timer mode alternates between ON an
3. ONOFF the indoor unit when the button is pressed How to install remove the remote controller Installing Insert the remote controller downward Removing Pull it up Remote control ler holder Dry cell batteries E Reference for replacing batteries Replace the batteries with new AAA alkaline batteries in the following cases When the indoor unit does not respond to the remote control signal When the display on the remote controller becomes dim When a button of the remote controller is pressed all displays appear on the screen and then disappear im mediately Do not use manganese batteries The remote controller could malfunction e The service life of an alkaline battery is about 1 year However a battery whose time limit is approaching may be exhausted soon The recommended usable time limit is indicated month year on the bottom of the battery To prevent liquid leakage take out all batteries when the remote controller is not going to be used for a long time A CAUTION If liquid from the batteries gets onto your skin or clothes wash it well with clean water If liquid from the batteries gets into your eyes wash them well with clean water and consult a doctor at once e Do not use rechargeable batteries e Replace the 2 batteries with new ones of the same type e Dispose of exhausted batteries in the correct manner When the remote controller cannot be used emergency operation When the ba
4. I FEEL mode is selected the air conditioner is automatically controlled at the optimum temperature ON OFF WM DES To stop operation E Press the button MODE FAN STOP 00 000000000000000000000000000000000 ECONO COOL VANE OSTART WIDE VANE If you feel slightly warm bei E Press the O button to lower the temperature TIME POWERFUL One press lowers the temperature by about 2 F RESET CLOCK I e If you feel slightly cool El Press the 0 button to raise the temperature One press raises the temperature by about 2 F When 3 FEEL is not selected press the Ss button MODE FAN STOP until it is set Gs ECONO COOL VANE START Each time the button is pressed the operation mode is changed 2 in sequence 3 I FEEL gt gt COOL gt DRY gt se FAN E EY E Description of AUTO RESTART FUNCTION 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 Ifthe unit was in the emergency operation before the shutoff of the main power it wil
5. a long When the air conditioner is to be used time again Perform the FAN operation for 3 or 4 hours to dry the inside of the air conditioner To perform FAN operation set the remote controller to the highest temperature in the MANUAL COOL mode Refer to page 7 Z CAUTION Turn off the breaker when the air conditioner is not go ing to be used for a long time Dirt may collect and this may cause a fire Turn off the breaker Remove the batteries from the remote con troller Z CAUTION To prevent liquid leakage take out all batteries when the remote controller is not going to be used for a long time Clean the air filter and install it in the indoor unit Refer to page 10 for cleaning instructions Check that the air inlet and outlet of the in door outdoor units are not blocked with any obstacles Check that the ground is connected correctly AN CAUTION Ground the unit Do not connect the ground to a gas pipe water pipe light ning rod or the ground of a telephone If the grounding is incorrect it may cause an electric shock MAINTENANCE E Turn off the breaker E Clean the unit using a soft dry cloth al e If the dirt is noticeable wipe the unit with a cloth soaked in a solution of mild detergent diluted in luke CAUTION warm water When the unit is to be cleaned switch it off and turn off Donotuse gasoline benzine thinner polishing pow the breaker Since the fan rotates at high
6. speed during der or insecticide The unit may be damaged operation it may cause an injury A CAUTION Do not open the front panel up past the level position The panel may come off in order to prevent it from being damaged e The front panel may also come off if the upper part of the front panel is pulled down Do not exceed ER AN d be d Movable N gt w If the front panel comes off attach it as explained below Keeping the front panel level with one hand insert the hinges one by one with the other hand into the notches at the left right and center of the top of the indoor unit until they click into place Then close the front panel AA SES Keep the front panel level and A insert the hinges into the notches e Do not step onto an unstable bench when maintaining the unit etc This may cause an injury etc if you fall down CLEANING THE AIR FILTER CATECHIN Do not open the front panel up past the level position The panel may come off in order to prevent it from being damaged Cleaning the air filter about once every 2 weeks Remove the air filter 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 Open the front from a fire when drying it panel then remove replace the filter Remove Y Air filter AN CAUTION When the air filter is to be removed do not touch the met
7. MITSUBISHI ELECTRIC SPLIT TYPE AIR CONDITIONERS ACONDICIONADORES DE AIRE DETIPO DIVIDIDO OPERATING INSTRUCTIONS MANUAL DE INSTRUCCIONES MSY A24NA Mir SLIM For customers e Thank you very much for purchasing this Mitsubishi room air conditioner To use this unit correctly and safely be sure to read this operating instructions before use Keep this manual carefully for later reference Be sure to receive a guarantee card from your dealer and check that the purchased data and shop name etc are entered correctly This air conditioner should not be installed by the customer Safety and performance functions cannot be assured Para clientes e Gracias por adquirir este acondicionador de aire Mitsubishi Para utilizar esta unidad de forma correcta y segura lea previamente estas instrucciones de funcionamiento Guarde este manual para consultas posteriores Aseg rese de recibir la garant a de su distribuidor y comprobar que contiene la fecha de compra el nombre del establecimiento etc correctos Este acondicionador de aire no debe ser instalado por el cliente ya que no se asegura que se cumplan las funciones de rendimiento y seguridad CONTENTS SAFETY PRECAUTIONS vvs cion ata 2 NAME OF EACH PART y PREPARATION BEFORE OPERATION ccccsesesesesceseseesseeeeseseseseeesseseneeesseneeeeeeienee 4 FEEL AUTO OPERATION Eed EES Eeer 6 MANUAL OPERATION COOL D
8. RY FAN ccoooinimmmramannnia iaa 7 AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT c oooncccciccccocociconcnnonincnconinincnninos 7 POWERFUL OPERATION ECONO COOL OPERATION ocio id tddi 8 TIMER OPERATION ON OFF TIMER eege rra 9 WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME MAINTENANCE cooccocococcncconoccccnonccnnnnnnnnnos CLEANING THE AIR FILTER CATECHIN ccoo 10 REPLACEMENT OF THE AIR CLEANING FILTER ecococicccccccnnononinnnnncnccnnnnnnnoncncnnanancnnnos 11 CLEANING THE AIR CLEANING FILTER BEFORE CONTACTING THE SERVICE REPRESENTATIVE CHECK THE FOLLOWING AGAIN WHEN YOU THINK THAT TROUBLE HAS OCCURRED ccococccocicccconococoncononincncononincnninos 12 INSTALLATION RELOCATION AND INSPECTION 13 NDICE MEDIDAS DE SEGURIDAD inoen iaee ae aaea caracter ecards NOMBRE DE LAS PARTES sisien iraniene eiere denans ka Ra E Sa AEE Ean aara aE PREPARACI N ANTES DE PONERLO EN FUNCIONAMIENTO ACCIONAMIENTO MANUAL REFRIGERACI N DESHUMIDIFICACI N VENTILACI N ci ai 19 AJUSTE DE LA VELOCIDAD Y DE LA DIRECCI N DEL FLUJO DE AIRE 19 FUNCIONAMIENTO DE GRAN POTENCIA ccssessessesseeseeseesseeseeseeseeaes FUNCION DE DESCONEXI N AUTOM TICA ECONO COOL ACCIONAMIENTO POR EL TEMPORIZADOR TEMPORIZADOR DE CONEXION DESCONEXION essesseesstesseseseesseeseesteeseeeseees 21 CUANDO EL ACONDICIONADOR DE AIRE NO SE VAYA A UTILIZAR DURANTE MUCHO TIEMPO occcoccccccococonancon
9. ace where the air condi tioner is to be installed humid places etc e Ifthe Ground Fault Interrupt GFI circuit breaker is not installed it may cause an electric shock Drain should be fully drained e If the drainage route is incomplete water may drop from the unit This may wet and damage the furniture NAME OF EACH PART Air cleaning filter Anti Allergy Enzyme Filter Blue bellows type Front panel Air filter Catechin Remote control receiving section Vertical vane Horizontal vane Remote controller C Operation section Display section N When the front panel is opened Operation Indicator lamp Emergency operation switch 0 0 Operation Indicator Remote control receiving section back and side Piping Drainage hose Air outlet TTT IN Wm Drain outlet NAME OF EACH PART mote controller Signal transmitting section E Operation display section ON OFF operate stop button Open the front lid This diagram shows an overall view 66 550 Hox odi ON OFF DASS sZ Temperature buttons NOTE Use the remote controller provided with the unit only Do not use other remote controller VANE button Horizontal van
10. al 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 e If the dirt is noticeable wash the filter with a solu tion of mild detergent diluted in lukewarm water e If hot water 120 F or more is used the filter may be deformed What is Catechin air filter The air filter is dyed with a natural material catechin that is contained in tea The catechin air filter deodorizes odor and noxious gases such as formaldehyde ammonia and acetaldehyde Moreover it restraints the activity of the viruses adhering to the filter REPLACEMENT OF THE AIR CLEANING FILTER When the capacity is lowered because of dirt etc it is necessary to replace the air cleaning filter Air cleaning filter replacement gt About once every year D Remove the air filter Install a new air cleaning filter Air filter Install the air filter and securely close the front panel Remove the air cleaning filter blue bellows type Y Air cleaning filter Air cleaning filter e If the air cleaning filter is clogged it may lower the units capacity or cause condensation at the air outlet e The air cleaning filter is disposable The standard usable term is about 1 year Optional parts Optional parts are availa
11. ammable gas could leak ota fuoresoent lamp Wall etc qe keep as far apart as gt If gas leaks and collects around the unit it may cause possible an explosion Well Keep a space ventilated e Where there is much machine oil to prevent the dry place e Salty places such as the seaside picture H distortion or e Where sulfide gas is generated such as a hot spring f more the noise Dno e Where oil is splashed or where the area is filled with Come more oily smoke mis ob SC e Where there is high frequency or wireless equipment KS be SSI The required space depends on the type of outdoor unit AN 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 substances will be generated Electrical work e Provide an exclusive circuit for the power supply of the air conditioner e Be sure to observe the breaker capacity e Use the correct power voltage and frequency indicated on the unit to operate the air condition
12. ble from your local dealer Name of parts AIR CLEANING FILTER Anti Allergy Enzyme Filter Parts number MAC 2300FT e Please purchase the optional parts MAC 2300FT as a set 2 pcs for the first time use CLEANING THE AIR CLEANING FILTER Cleaning the air cleaning filter about once every 3 months Remove the air filter Soak the filter together with its frame in luke warm water and wash it E f the dirt is noticeable use a solution of mild deter gent diluted 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 E Do not use a chlorine detergent type Sloe NES After rinsing with water lukewarm water Air cleaning filter shake off the excess water and dry the filter well in the shade E Do not expose the filter to direct sunlight or heat from a fire when drying it D BEFORE CONTACTINGTHE SERVICE REPRE SENTATIVE CHECK THE FOLLOWING AGAIN Question Check points or Remedy The air conditioner cannot be operated Is the breaker turned on Is the fuse blown Is the ON timer set Page 9 The room cannot be cooled sufficiently Is the temperature setting correct Page 7 Are the filters clean Page 10 11 Are there any obstacles blocking the air inlet or outlet of the indoor or outdoor unit Is a window or door open
13. change the set temperature MANUAL OPERATION COOL DRY FAN To select the COOL DRY or FAN mode Press the button a MITSUBISHI ELECTRIC Select the operation mode by pressing the 5 button Each time this button is pressed the operation mode is changed in sequence oR e FEEL gt COOL gt DRY gt se FAN ON OFF To stop operation oer E Press the button MODE FAN OSTOP S e A E e After the operation mode is set once the operation starts in the same mode as ecovocoo VANE OSTAR the one set previously from the next time by simply pressing the ca button o gt WIDE VANE gt POWERFUL TIME La RESET CLOCK J O oO ES When the Se temperature is to be changed e Press the O button to lower the temperature One press lowers the temperature by about 1 F 100 e Press the 0 button to raise the temperature One press raises the temperature by about 1 F In COOL operation e When the outside temperature is low the fan of the outdoor unit turns on and off frequently or decreases the rotation speed to maintain sufficient cooling capacity In DRY operation e The temperature control temperature setting cannot be done e The room temperature is slightly lowered in this operation mode Pj The details of the display on the indoor unit are explained on page 6 If the air conditioner does not c
14. d OFF alternates between ON and OFF Set the time of the timer using the TIME but Set the time of the timer using the TIME but tons gt Forward and 4 J Backward tons gt J Forward and lt J Backward Each time the button is pressed the set time Each time the gt button is pressed the set time in increases by 10 minutes each time the a button is creases by 10 minutes each time the lt _ button is pressed the set time decreases by 10 minutes pressed the set time decreases by 10 minutes To release the ON timer Co release the OFF timer OSTOP M press the 2 button Ml press the DZ button 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 f mark indicates the order of timer operations e If the current time has not been set the timer operation cannot be used NOTE If the main power is turned off or 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 starts operating with timer cancelled at the same time that power is restored WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONGTIME When it is not going to be used for
15. e button a Fan speed control button FAN OSTOP E Operation select button ECONO COOL button Off timer button WIDE VANE button Vertical vane button POWERFUL button On timer button TIME set buttons Forward button Backward button RESET button i CLOCK set button PREPARATION BEFORE OPERATION Ei 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 function 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 6 for details Breaker for the air conditioner E Turn the breaker on PREPARATION BEFORE OPERATION Remote controller How to set the batteries and the current time Remove the front lid and insert batteries Then reattach the front lid Insert the minus pole of the batteries first Check if the polarity of the batteries is correct Press using a thin stick e Ifthe RESET but
16. er and use only fuses or breakers with specified capacity Do not use pieces of wire instead of fuses Z WARNING 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 falling water leaking etc e Do not use intermediate connection of the power supply cord or the extension cord and do not connect many devices to one AC outlet A fire or an electric shock may result from poor contact poor insulation exceeding the permissible current etc Consult your dealer e The unit should be installed by licensed contractor according to local code requirements Z 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 grounding 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 Inspection and maintenance When the air conditioner is used for several seasons the capacity may be lowered due to dirt inside the unit e 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 maintenance Consult your dealer Operating sou
17. hort time period Perform the following operations while the unit is operat ing in the MANUAL COOL mode POWERFUL a Press the button The air conditioner automatically adjusts the fan speed and the set tempera ture and operates the POWERFUL mode The POWERFUL mode is automati cally released 15 minutes after operation starts and the operation mode re turns to the mode prior to POWERFUL operation POWERFUL mode Position of Fan speed P horizontal vane POWERFUL high Set position Exclusive for POWERFUL mode When the position of the horizontal vane is set to AUTO during cooling operation the air is blown downward To release the POWERFUL mode before it is released auto matically POWERFUL E Press the 3 button again 000000000000000000000000000000000 a POWERFUL mode is also released in the following ways ONOFF e By pressing the button FAN e By pressing ef button A ECONO COOL e By pressing the g button By setting the ON timer bi ze The O and A buttons are not available during the POWERFUL operation The button is available ECONO COOL OPERATION Use this operation when you want to be comfortable in COOL mode even with energy saved A MITSUBISHI ELECTRIC ONIOFF WSS DESO Perform the following operations while the unit is operat ing in the MANUAL COOL mode Press the Ce button When the
18. inlet outlet e Since the fan rotates at high speed this may cause an injury e Young children should be supervised to ensure that they do not play with the air conditioner When an abnormality burning smell etc occurs stop the air conditioner and turn off the breaker e Ifthe unit continues to be operated in an abnormal condition it may cause a fire trouble etc In this case consult your dealer A CAUTION When the air filter is to be removed do not touch the metal parts of the indoor unit e This may cause an injury Do not touch the air inlet or aluminum fin of the outdoor unit e This may cause an injury Do not put a vase or glass on the indoor unit e Water dropping into the indoor unit may deteriorate the insulation causing electric shock Do not use an insecticide or flammable spray e This may cause a fire or deformation of the cabinet Do not put a pet or houseplant where it will be exposed to direct airflow e This could injure the pet or plant Do not place other electric appliances or furniture under the indoor outdoor unit e Water may drip down from the unit and this may cause damage or malfunction to them Do not leave the unit on an installation stand which is damaged e The unit may fall and this may cause an injury Do not step onto an unstable bench when maintaining the unit etc e This may cause an injury etc if you fall down Do not pull the power supply cord e The core wire of the power
19. ith new ones of same type e Using an old battery together with a new one may result in heat generation leakage or an explosion If liquid from the batteries gets onto your skin or clothes wash it well with clean water e f liquid from the batteries gets into your eyes wash them well with clean water and consult a doctor at once Ventilate well in using the unit with a stove etc e An oxygen shortage may occur Do not operate switches with wet hands e This may cause an electric shock Do not clean the air conditioner with water or put a vase or glass on it e Water may enter the unit and degrade the insulation This may cause an electric shock Do not step or put anything on the indoor outdoor unit e This may cause an injury etc if you or something falls down For installation A WARNING e Consult your dealer for installation of the air conditioner Since special techniques and work are required installation should not be done by the customer If this is done incorrectly H may cause a fire an electric shock injury or water leaking Do not install the unit where flammable gas could leak e If gas leaks and collects around the unit H may cause an explosion A CAUTION Ground the unit e Do not connect the ground to a gas pipe water pipe lightning rod or the ground of a telephone If the grounding is incorrect it may cause an electric shock Install a Ground Fault Interrupt GFI circuit breaker depending on the pl
20. l 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 mode COOL or DRY is not stored in the memory When the main power is turned on the unit decides the operation mode by the initial room temperature at restart and starts operation again Description of I FEEL mode Details of operation According to the room temperature when the operation starts the operation mode is automatically set to COOL DRY 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 operation mode selected first is not changed even if the room temperature changes If the operation mode does not match the room condition select the appropriate operation mode by pressing the 5 button Details of auto operation Room temperature when started Operation mode Target temperature initial state About 77 F or higher COOL About 75 F About 77 F or lower DRY 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
21. nd 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 f an abnormal sound is heard during operation consult your dealer Relocation e When the air conditioner is to be removed or re installed because of rebuilding moving etc special techniques and work are required AN WARNING Repairs or relocation should not be done by the customer If this is done incorrectly it may cause a fire an electric shock or an injury from the unit falling water leaking etc Consult your dealer To dispose of this product consult your dealer If you have any questions consult your dealer 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
22. nstallation manual in a handy place for easy reference Warning positions FRONT PANEL S Ge Dn D ENCLOSURE AIR OUTLET e This air conditioner is NOT intended for use by children or infirm persons without supervisions A WARNING Do not use intermediate connection of the power supply cord or the extension cord and do not connect many devices to one AC outlet e A fire or an electric shock may result from poor contact poor insulation exceeding the permissible current etc Do not scratch or process the power supply cord etc e Do not put heavy object on the power supply cord and do not scratch or process the cord The cord may be damaged and this may cause a fire or an electric shock Do not turn the breaker off on during operation e This may cause a fire due to spark etc Be sure to turn off the breaker absolutely after switching the indoor unit off with the remote controller Do not expose your skin directly to cool air for a long time e This could damage your health Installation repairs or relocation should not be done by the customer e 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 e Ifthe power supply cord is damaged it must be replaced by the manufacturer or its service agent in order to avoid a hazard Do not insert your finger or a stick etc into the air
23. ocononnanononnonononnonononcncnnino 21 MANTENIMIENTO coca dee e add 22 LIMPIEZA DEL FILTRO DEL AIRE TANINOS s lt cioociciciiiancccincarcrciiiiiai iaa 22 SUSTITUCI N DEL FILTRO DE LIMPIEZA DEL AIRE eesseesseesseesseesseeeteeseseeeeeeeees 23 ANTES DE SOLICITAR EL SERVICIO TECNICO COMPRUEBE DE NUEVO LO SIGUIENTE ccococnccccicincocccincnanccnonanannoncnnonononcnnnnanancncanano 23 SI CREE QUE SE HA PRODUCIDO UN PROBL EMA 24 INSTALACI N CAMBIO DE SITIO Y INSPECCI N coccion 25 SAFETY PRECAUTIONS e 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 e Since the cautionary items shown here are important for safety be sure to observe them Stop using the air conditioner and consult your dealer in case any trouble or abnormality occurs Marks and their meanings Z WARNING Incorrect handling could cause a serious hazard such as death serious injury etc with a high prob ability CAUTION Incorrect handling could cause a serious hazard depending on the conditions Meanings of symbols used in this manual 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 Kall El Be sure to shut off the power e After reading this manual keep it together with the i
24. ool effectively If the fan speed is set to Low or AUTO sometimes the air conditioner may not cool the air effectively In this case change the fan speed to Med or upper Change the fan speed Fan speed Low or AUTO Fan speed Med or upper AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT AIR FLOW velocity and direction can be selected as required al To change the AIR FLOW velocity press the 2 button Each time the button is pressed the fan speed is changed in sequence A RETA k a MITSUBISHI ELECTRIC a Low gt aa Med gt aat High gt AUTO e Use the eg High notch to cool the room more e If the operating sound of the air conditioner disturbs your sleep use the a Low notch ONOFF JN E To change the AIR FLOW blowing direction vertically press the VANE button Each time the button is pressed the angle of the horizontal vane is changed in sequence 1 gt 2 gt 3 gt 4 gt 8 gt SWING gt Y AUTO MODE FAN OSTOP Ese SWING OPERATION ECONOCOOL VANE START Use the swing operation for the air flow to reach all corners of the room WIDE VANE Recommended horizontal vane range for more ef ficient air conditioning POWERFUL TIME Use the AUTO position usually Use position 1 or 2 inthe COOL or DRY mode Ragen Guess when adjusting to your requirements NOTE In the cooling operation when
25. ound of water flowing is heard The sound as burbling is heard The room cannot be cooled sufficiently e The remote control signal may not be received in a room where an electronic ON OFF type fluorescent lamp inverter type fluorescent lamp etc is used e Operation of the air conditioner may interfere with radio or TV reception in areas where the reception is weak An amplifier may be required for the af fected device e When thunder is heard stop operation and turn off the breaker Otherwise the electrical parts may be damaged Mist is discharged from the air outlet of the indoor unit Mechanical sound is heard from the indoor unit The swing operation of the HORIZONTAL VANE is sus pended for about 15 sec onds then restarted HINK THAT TROUBLE HAS OCCURRED Answer not a malfunction This protects the air conditioner according to in structions from the microprocessor Please wait This sound is generated by the expansion con traction of the front panel etc due to change in temperature The air conditioner may suck in an odor adher ing to the wall carpet furniture cloth etc and blow it out with the air When the outside temperature is low the fan may not operate to maintain sufficient cooling capac ity This is the sound of refrigerant flowing inside the air conditioner This is the sound of condensed water flowing in the heat exchanger This is the so
26. supply cord may be disconnected and this may cause a fire Do not charge or disassemble the batteries and do not throw them into a fire e This may result in leakage fire or an explosion Do not operate the unit for a long time in high humidity e g leaving a door or window open e Inthe cooling mode if the unit is operated in a room with high humidity 80 RH or more for a long time water condensed in the air conditioner may drop and wet or damage furniture etc SAFETY PRECAUTIONS A CAUTION Do not operate the unit at low outside temperature less than 14 F in the cooling mode e Inthe cooling mode if the unit is operated at low outside temperature less than 14 F water condensed in the air conditioner may drop and wet or damage furniture etc Do not use the unit for special purposes e Do not use this air conditioner to preserve precision devices food animals plants and art objects This may cause deterioration of quality etc Do not put a stove etc where they are exposed to direct airflow e This may cause imperfect combustion When the unit is to be cleaned switch it off and turn off the breaker e Since the fan rotates at high speed during operation this may cause an injury When the unit is not going to be used for a long time turn off the breaker e Otherwise dirt may collect and this may cause a fire Replace the 2 batteries of the remote controller w
27. the air conditioner is operated with setting the horizontal vane to 4 or 5 for 1 hour the AIR FLOW direction is automatically set to horizontal to prevent condensed water from dropping e Adjust the vertical AIR FLOW direction using the remote controller Moving the horizontal vanes manually can cause trouble Auto air flow direction control operation 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 COOL DRY The air is blown out horizontally E To change the AIR FLOW blowing direction horizontally press the button ZS Each time the button is pressed the angle of the VERTICAL VANE is changed in sequence FR gt FAR SES gt TE gt AA SWING gt WE gt Gi SWING OPERATION Use the swing operation for the air flow to reach all corners of the room Horizontal AIR FLOW blowing range NOTE Adjust the horizontal AIR FLOW direction using the re E mote controller If the VERTICAL VANE is moved manu ally it may cause trouble About 100 EES A MITSUBISHI ELECTRIC ON OFF JEDEN 04 MODE FAN OSTOP ECONO COOL VANE OSTART WIDE VANE POWERFUL TIME RESET CLOCK J Y O oO POWERFUL OPERATION Use this operation when you want to cool your room within a s
28. ton is not pressed the remote con troller may not operate correctly Press the CLOCK set button Press using a A thin stick Press the gt Forward and Cal Back ward buttons TIME SET buttons to set the current time MODE FAN OSTOP G ECONO COOL VANE OSTART WIDE VANE O POWERFUL TIME CG RESET CLOCK E o e Each time the gt button is pressed the set time increases by 1 minute and each time the a but ton is pressed the set time decreases by 1 minute e Pressing those buttons longer increases decreases the set time by 10 minutes 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 e 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 itis dropped thrown or it gets wet the remote control ler may not operate e Since the display on the remote controller is made of liquid crystal glass it may not light up if it is damaged from falling e Refer to page 12 when the indoor unit does not respond to the remote control signal When installing on a wall etc e Install the remote controller holder in a position where the signal reception sound beep can be heard from
29. tteries of the remote controller run out or the remote controller malfunctions the emergency operation can be done using the EMERGENCY OPERATION switch Press the EMERGENCY OPERATION switch To stop the emergency operation press the Each time the EMERGENCY OPERATION switch is EMERGENCY OPERATION switch twice in pressed the unit will operate in order of EMER case of EMERGENCY COOL MODE GENCY COOL MODE and STOP MODE However when the EMERGENCY OPERATION switch is once pressed the unit will operate in test run for 30 minutes and then the operation mode shifts to EMERGENCY MODE e Details of EMERGENCY MODE are as shown be low 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 min utes Operation mode COOL Set temperature TSF Fan speed Medium Horizontal vane Auto Vertical vane Front e The operation mode is indicated by the Operation Indicator lamp on the indoor unit as following fig ure Operation Indicator lamp EMERGENCY COOL STOP K Operation Indicator Operation Indicator FEEL AUTO OPERATION With the gy I FEEL auto operation mode the optimum room condition can be set automatically with a one touch operation To start operation ONOFF EZ Press the button a MITSUBISHI ELECTRIC When the gy
30. und of the heat exchanger defrost ing This sound is heard when the outside air is ab sorbed 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 insufficient cooling effect When the outside air temperature is high the cooling effect may not be sufficient The cool air from the air conditioner rapidly cools moisture in the air inside the room and it turns into mist This is the switching sound in turning on off the fan or the compressor This is for the swing operation of the HORIZON TAL VANE to be performed normally Question Answer not a malfunction The air flow direction changes during operation The direction of the hori zontal vane cannot be ad justed with the remote con troller e 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 Water leaks from the out door unit During COOL and DRY operations pipe or pipe connecting sections are cooled and this causes water to condense The swing operation of the VERTICAL VANE is s
31. us pended for about 15 sec onds then restarted This is for the swing operation of the VERTICAL VANE to be performed normally In a multi unit system the indoor unit which is not op erating becomes warm and a sound similar to water flowing is heard from the unit A small amount of refrigerant continues to flow into the indoor unit even though it is not operat ing The air conditioner starts the operation only with the main power turned on though you do not operate the unit with the remote controller These models are equipped with an auto restart function When the main power is turned off with out stopping the air conditioner with the remote controller and is turned on again the air condi tioner will start operation automatically in the same mode as the one set with the remote con troller just before the shutoff of the main power INSTALLATION RELOCATION AND INSPECTION Installation place Tha Fataaon location of ie outdoor unit shouid o at east 10 ft away from the antennas for TV sets radios etc In areas SES A S A where the reception is weak provide greater space between Avoid installing the air conditioner in the following places the outdoor unit and the antenna of the affected device if op Where flammable gas could leak eration of the air conditioner interferes with radio or TV recep tion A CAUTION f Topes DOE Do not install the unit where fl
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