USER`S MANUAL - 3D Air Sales Ltd
Contents
1. Unit operation section Unit indication section and remote control signal receiver gt E A B Er 8 p Left right air flow adjustment fin r Page 10 Drain hose Wireless remote control g D B z 8 B B E x Up down air flow direction adjustment flap ALS C Page 10 Refrigerant piping connection electric flex OUTDOOR UNIT Accessories SRC25ZD S SRC50ZD S SRC20HD S SRC40HD S SP SRC20CD S SRC40CD S SRC35ZD S Battery RO3x2 SRC28HD S SRC28CD S on side amp rear surface GEESS LA gt Wireless remote control Photocatalytic washable PP deodorizing filter orange Cl Filter holder Quantity 2 Wood screw Installation sheet for remote control mounting Instruction manual Unit indication section RUN HOT KEEP light green e Illluminates during operation e Blinks at air flow stop due to the HOT KEEP CF Page 17 RUN2. 2281 leaks may cause fire Make sure that you drain the hose properly so that all the water has dripped out Make sure that the system has been properly earthed Negligence may cause flooding in the room resulting in wet furniture Earth cables should never be connected to a gas pipe municipal water pipe light ning conductor or telephone earth cable Incorrect installation of the earth cable may produce an electric shock I OPERATION PRECAUTIONS A DANGER Do not expose yourself to the cooling air for prolonged peri ods Do not insert anything into the air inlet This could affect your physical condition and cause health problems This may cause injury as the internal fan rotates at high speed Store the remote controller out of reach of infants 00 Failure observe this result the batteries being swallowed or other accidents q Safety precautions A CAUTION Only use approved fuses Do not handle the switches with wet hands 22 a 2 D K Use of steel or copper wire instead of an approved This may cause an electric shock fuse is strictly forbidden as it may cause a breakdown or fire Do not place a combustible insecticide or paint spray near the blower nor aim it directly at the system You should not expose any combus tion appliance directly to the air stream of the air conditioner This may result
3. a Wah i eta aa 10 OFB TIMER Operation procedure e u L ES taa SEENEN 11 ON TIMER operation procedure 11 Program TIMER operation procedure 12 About TIMER Opera E 12 Leen See EE 12 Abou BAN SPEED WE 13 Remote control handling procedure J u unu 13 When the operation fails with the remote control 14 Elperatug IMS geet erte E ege ert Ee E Eed 14 Maintenance ua Eelere A aaa 15 Has the unit been installed corectly 16 Troupleshoetine ss 17 1 remember uuu aaa 17 When to contact your distributor without de lay u Ua asas 18 Air conditioner operating Conditions UU Uu sassa aa 19 Power Blackout Auto Restart FUNCtION ul u aaa ia 19 Characteristics of HEAT mode Operation 19 Self diagnosis HINCUON uu ananaw 20 Safety precautions Before starting to use the system please read these Safety precautions carefully to ensure proper operation of the system e The safety precautions are classified as A DANGER and A CAUTION Preca
4. Set a new time by using the OFF TIMER or ON TIMER button Press the CANCEL button to turn off the timer indicator About TIMER operation About Amenity facilities gt In COOL operation lt Stop Operation starts Amenity facilities enable to start the operation a little earlier so that the room approaches optimum tempera ture at ON time when the operation is started by ON TIMER e Mechanism The room temperature is checked 60 minutes before the timer is at ON Depending on the temperature at that time the operation starts 5 to 60 minutes before the timer is at ON The Amenity facility only functions for COOL and HEAT operation mode including AUTO It does not work for DRY mode Check the room temp Set time 60 mins in advance Operation Set temperature Present time setting procedure E When inserting the batteries the present time is automatically set to PM 1 00 Example Set to AM 10 30 HI POWER ECONO Press with the tip of a ball pen etc The time indicator blanks and can be set to the current time AM 71 2171 Of ALS Press the or button ON OFF FAN SPEED Set to AM 10 30 Press the RESERVE button The indication changes from blinking to steady lighting and the setting is complete The timer is set on the basis of the present time so please set it correctly About FAN SPEED You can choose the capacity of your air conditioner when heating or cool
5. TIMER light yellow TIMER Hlluminates during TIMER operation HI POWER HI POWER light green Hlluminates during HI POWER operation ECONOMY light orange Hlluminates during ECONOMY operation How to open the air inlet grill Place fingers at the recesses on both sides of the grill and pull up the grill to this side so that it will be opened by about 60 degrees A How to close the air inlet grill Push both sides evenly and press further lightly at the center Unit ON OFF button In emergencies this button can be used for turning on off the unit when remote control is not available C Page 10 ECONO 2 ON OFF button Removal installation of air inlet grill When removing the air inlet grill for internal cleaning or others open the grill Secure either the upper or lower edge of the air inlet grill by lightly pushing it in 65 degrees and then pull it to this side and then close the grill Operation and indication section for remote control Operation section Each time the button is pushed the indi cator is switched over in turn OPERATION MODE select button Each time the button is pushed the indi cator is switched over in turn A MITSUI HI POWER ECONO Ue m S au pm PAN HI POWER button pop ON OFF button This bu
6. pm e pm e rm rn rm rn rm re pm pm em rm pm el Please remember You cannot restart the unit immediately after you have stopped it RUN light is on Not operating R y AA Restarting has been blocked for 3 minutes after you have stopped to protect the unit The three minute protection timer in the microcomputer automatically starts up again This function is not activated if you have disconnected the power Air is not blown out when starting the HEATING operation RUN light blinks slowly 1 5 sec ON 0 5 sec OFF Air flow has stopped to prevent blowing out of cold air until the indoor heat exchanger has warmed up 2 to 5 min HOT KEEP Air is not blown out for 5 to 10 min at HEATING operation RUN light blinks slowly 1 5 sec ON 0 5 sec OFF When outdoor temperature is low and humidity is high the unit some times performs defrosting automatically Please wait During defrost ing water or steam may escape from the outdoor unit Air is not blown out when starting the DRY operation RUN light is on The indoor fan may stop to prevent re evaporation of dehumified moisture and to save energy Some steam escapes during COOL operation This may occur if the room s temperature and humidity are very high It disappears as soon as the temperature and humidity decrease There is a slight smell Air blown out during operation may smell This is caused by tobacco or cosmetics sticking to
7. HE TIG Odnyias EMC 88 396 kat ths Odnyiac LV 73 23 EOK RWA012A230 Thank you for purchasing a Mitsubishi Daiya Air Conditioner To get the best long lasting performance read and follow this User s Manual carefully before using your air condi tioner After reading please store the Manual in a safe place and refer to it for operational questions or in the event of any irregularities This air conditioner is intended for domestic use This instruction manual contains the explanation of the heatpump air conditioner That of cooling only air conditioner shall be referred to the same explanation with neglecting the information on heating operation mode KENE ele 2 Choice of operations and features 00 ceceeceeseeceeseeeeceseeeceeeeseeseeesecseceeeaececeaecaeceeeeaeceseaeeaeeneeeas 4 Name of each part and its MUM CtHON J LLL III asa a NEEN 5 Operation and indication section for remote Control 7 AUTO mode operation procedure E En ENE EAEE 8 Temperature adjustment during AUTO 8 COOL HEAT DRY FAN mode operation procedure 0 00 ce u U UU au 9 Concerning high power operation sssri serisinin nia 9 Concerning economy Operation 9 Air flow direction adjustment procedure 10 Emergency rum operation
8. M 0 00 11 50 11 40 Um 10 50 Set at AM 8 00 Press the RESERVE button The indication changes from blinking to steady lighting and the setting is complete The timer light yellow is on e Operation starts 5 to 60 minutes before the set time e The TIMER light goes out at the set time Changing of set time Releasing procedure Set a new time by using the ON TIMER button Press the CANCEL button to turn off the timer indicator LES PROGRAM TIMER operation procedure The timer operations that consist of the combination of the timer being set at both on and off Once this has been set and operations started operations will commence and end at the same time every day as long as the ON OFF button is not pressed Example When it is desired to stop at 10 30 PM and then start operation at 8 00 AM near the set temperature A MITSUBISHI HIPOWER ECONO Press the ON OFF button E OFF TIMER operation setting Set by the procedures on page 11 ON OFF PM Set to FAN SPEED m ON TIMER operation setting Set by the above mentioned ON TIMER operation procedures Dn Set to DU The setting of the lighting of the timer lamp yellow of this unit is complete The time will be displayed on the remote control unit The display will change depending on the operational status Stopped Operating Releasing procedure Changing of set time
9. OW button once while the flap is operating it stops swinging at an angle Since this angle is memorized in the micro computer the flap will automatically be set at this angle when the next operation is started Recommended angle of the flap when stopping blowing blowing A DANGER e Avoid constant airflow to the body for hours on end A CAUTION e When in COOL or DRY operation do not operate for hours on end with the air flow blowing straight down Otherwise condensation may appear on the outlet grill and drip down Do not try to adjust the flaps by hand as the control angle may change or the flap may not close properly I A Slant forward COOL DRY Horizontal A CAUTION Please stop the air conditioner when adjusting the air flow direction Emergency run operation e The ON OFF button on the unit operates ON OFF temporarily when the remote control is not used Operation program e OPERATION MODE AUTO e FAN SPEED AUTO e AIR FLOW Air scroll e Operation starts by pressing the ON OFF button it stops if you press the button again Unit ON OFF button 10 OFF TIMER operation procedure The unit stops automatically at the end of the set period of time Example You wish it to stop PM 10 30 If the air conditioner is not operating aim the remote control at the air conditioner Press the ON OFF button MITSUBISHI MEAVY INDUSTRIES LTD HI PO
10. USER S MANUAL MITSUBISHI DAIYA ROOM AIR CONDITIONER fall SRK25ZD S SRK35ZD S SRK50ZD S SRK20HD S SRK28HD S SRK40HD S SRK20CD S SRK28CD S SRK40CD S MANUEL DE UTILISATEUR CLIMATISEUR D INTERIEUR ANWENDERHANDBUCH BETRIEBSEINHEIT KLIMAGER T ISTRUZIONI PER USO CONDIZIONATORE D ARIA COMPATTO MANUAL DEL PROPIETARIO ACONDICIONADOR AMBIENTAL DE AIRE INCORPORADO GEBRUIKERSHANDLEIDING KAMER AIR CONDITIONING MANUAL DO UTILIZADOR APARELHO DE AR CONDICIONADO DE INTERIOR OAHTIE XPH2H2 KAIMATIZTIKO E gt OTEPIKOY This air conditioner complies with EMC Directive 89 336 EEC LV Directive 73 23 EEC Ce climatiseur est conforme a la Directive EMC 89 336 EEC LV Directive 73 23 EEC Dieses Kimagerat erf llt die EMC Direktiven 89 336 EEC LV Direktiven 73 23 EEC Questo condizionatore d aria conforme alla Direttiva EMC 89 336 EEC LV Direttiva 73 23 EEC KULLANIM KILAVUZU SPLIT KLIMA Este acondicionador de aire cumple con la directiva EMC 89 336 EEC LV Directiva 73 23 EEC Deze airconditioner voldoet aan EMC Directive 89 336 EEC LV Directive 73 23 EEC Este aparelho de ar condicionado esta em conformidade com a Directiva EMC 88 336 CEE e a Directiva LV 72 23 CEE AUTO TO KAIWATLOTIKO eivat OUL WVO
11. WER ECONO or rell A Press the OFF TIMER button OFF TIMER indicator FAN SPEED Press the button Each time the button is pressed the indicator is switched in the order of _ 0 00 0 10 0 20 1 00 1 10 Each time the button is pressed the indicator is switched in the order of _ PM _ PM _ _ _ PM 0 00 1150 11 40 Um 10 50 Set at PM 10 30 Changing of set time Press the RESERVE button Set a new time by using the OFF TIMER button The indication changes from blinking to steady lighting and the setting is complete The timer light yellow is on The unit stops at the end of the set period of time Releasing procedure Press the CANCEL button to turn off the timer indicator If the room temperature is at near optimum temperature at the set time the operation starts 5 to 60 minutes before the set time CP Page 12 Example In the case you wish to bring the temperature to nearly set temperature in at AM 8 00 Press the ON TIMER button MITSUBISHI HEAVY INDUSTRIES LTD HI POWER ECONO ON TIMER indicator is blinking Press the or button ON OFF FAN SPEED Each time the button is pressed the indicator is switched in the order of _ AM__ AM _ AM 000 mn 0 20 Im 1 10 Each time the Y button is pressed the indicator is switched in the order of _ _ _ _ P
12. d pipe sensor error Broken heat exchanger fluid pipe sensor wire poor connector connection 4 time flash Compressor dome sensor error Broken compressor dome sensor wire poor connector connec tion 1 time flash Current cut Compressor locking closed control valve RUN lamp ON 2 time flash Trouble of outdoor unit Compressor failure overload operation 5 time flash Over heat of compressor Gas shortage defective discharge pipe sensor closed control valve 6 time flash Error of signal transmission Defective power supply Broken signal wire defective in outdoor unit boards 20 EA MITSUBISHI HEAVY INDUSTRIES LTD AIR CONDITIONING amp REFRIGERATION SYSTEMS HEADQUARTERS 16 5 2 Chome Kounan Minato ku Tokyo 108 8215 Japan Fax 03 6716 5926 MITSUBISHI HEAVY INDUSTRIES EUROPE LTD AIR CONDITIONER DIVISION 3rd Floor Thavies Inn House 3 4 Holborn Circus London 2HA ENGLAND Phone 44 0 20 7842 8171 Fax 44 0 20 7842 8104 MITSUBISHI HEAVY INDUSTRIES EUROPE LTD ROTTERDAM SERVICE CENTER Willem Barentzstraat 27 Unit a 3165 aa Rotterdam The Netherlands Phone 31 0 10 428 4284 Fax 31 0 10 428 4285
13. e conducted ECONOMY opera strong or medium wind capacity it takes about minute before the tion will be canceled wind capacity drops to the weak level When the ECONOMY button is pressed again When HI POWER operation is selected Air flow direction adjustment procedure BB Up down direction can be adjusted with the AIRFLOW button the remote control Each time when you press this button the mode changes as follows El 6 CBE Zl Air scroll SWING flap stopped Change to AIRFLOW mode SWING FLAP In COOL DRY and FAN operation In HEAT operation Stops at this position Stops at this position for 5 seconds for 5 seconds Flap moves up and down 22 continuously Thick line moves quickly Thick line moves quickly Thin line __ moves slowly Thin line __ moves slowly 9 e Ifthe room temperature control thermostat switches to the heating mode if the defrosting operation is on the blow flap changes automatically to a horizontal position e Ifthe heating operation has just started and the room temperature is still low it may take a while before the flap moves to the above sway operation angle e The flap may stop at the tilted down blow position during the sway operation in the heating mode Adjusting left right air flow direction MEMORY FLAP FLAP STOPPED Adjust the direction by moving the left right air flow fin by hand When you press the AIRFL
14. e to corrosion may occur if the unit is installed in a spa where sulfide gases are generated or in a seaside resort exposed to sea breezes Contact your dealer The air conditioner and remote control must be at least metre away from a TV set or radio Drain the dehumidified liquid from the indoor unit into a spot that drains well Pay attention to operating noises When you install the unit take care to choose a place that can comfortably stand the weight of the unit and does not increase the operating noise or vibration If there is any likelihood that vibration may be transmitted through the house fix the unit with the aid of vibration proof pads between the unit and the fittings Select a place where cold or hot air and operation noises from the indoor and outdoor units do not cause any inconvenience to your neighbours Do not leave any obstacles near the outlet and inlet of the outdoor unit This may cause malfunctioning and increased operating noise If you hear an irregular noise during operation contact your dealer Inspection and maintenance Dependent upon service conditions and operating environment the inside of the air conditioner may become dirty after a number of seasons service 3 to 5 years This will reduce performance In addition to normal cleaning we would recommend inspection and maintenance The air conditioner has a longer life without any trouble Contact your dealer or any distributor for inspection and ma
15. ed when the air conditioner is not in operation The air is not blown out during the operation Page 17 Concerning high power operation Pressing the high power button intensifies the operating power and initiates a powerful cooling or heating operation for 15 minutes continuously The remote controller HI POWER illuminates but the wind capacity display is erased A During the high power operation the room temperature is not con e When the following operations are conducted HI POWER opera trolled When it causes an excessive cooling or heating press the tion will be canceled high power button once more to cancel the high power operation When the HI POWER button is pressed again High power operation is not available during the dehumidifying When the operation mode is changed operation When ECONOMY operation is conducted During ON timer operation HI POWER operation will start when the ON time is reached Concerning economy operation Pressing the economy button initiates a soft operation with the power suppressed in order to avoid an excessive cooling or heating The unit operates 1 5 C higher than the setting temperature for the weak wind capacity during cooling or 2 5 C lower than that during heating A message ECONO is displayed on the remote controller The wind capacity display is erased A e If the economy operation is selected while operating with the e When the following operations ar
16. er or a qualified engineer to install the replacement to avoid accidents The TV radio or other equipment starts to malfunction Se ER SEEE A switch does not activate properly You hear a strange noise during opera tion When faulty movement is observed when the ON OFF but ton is pressed even after pulling out the power plug and restarting the operation after 3 minutes the faulty move ment does not disappear R 3 minutes go lt by but why The RUN and TIMER lights on the unit indication section blink quickly 0 5 sec ON 0 5 sec OFF and don t work 18 If the outside temperature becomes low and humidity is high the heat exchanger in the outdoor unit may frost over which prevents efficient heating If this happens the automatic defroster is activated and during defrosting the heating operation stops for 5 to 10 minutes Air conditioner operating conditions BW Use within the following operational range Operating outside of this range may result in the protection devices being activated preventing the unit from working SE Cooling operation Heating operation Outside temperature Approximately 21 to 43 C Below approximately 5 to 21 C Inside temperature Approximately 21 to 32 C Approximately 15 to 30 C Inside humidity Below approximately 80 The long term use of the unit with a humidity level exceeding 80
17. filter is fragile so be sure to wash it installed in the filter holder to avoid damaging it After washing the filter place it in sunlight to dry Placing the filter in sunlight revitalizes the deodorizing effect Do not dispose of the filter holders They are reused 4 Install the natural enzyme filter and the photocatalytic washable deodorizing filter in the filter holders and then install the filter holders in the air conditioner Photocatalytic washable deodorizing filter 7 Install 5 Install the air filters and close the air inlet grill For replacement natural enzyme filters and photocatalytic washable deodorizing filters contact your dealer A CAUTION Do not expose natural enzyme filters to direct sunlight for an extended period The bacteriolytic effect will be lost By using the work of oxygen mold and bacteria on the filter are Natural enzyme filter destroyed and the room air is kept clean Photocatalytic washable Sources of odors on the filter are broken up resulting in a deo deodorizing filter dorizing effect Has the unit been installed correctly Is there any obstruction in front of the indoor unit preventing proper ventilation and functioning Don t install the unit in any of the following places e Where there is a danger of leaking inflammable gases e Where there is substantial splashing of oil Malfunctioning du
18. in a fire The appliance may then work inadequately The system should only be used for its original purpose and not for anything else like for instance preservation of food plants or animals precision devices or works of art Do not place anything containing wa ter like vases on top of the unit The system is only intended for use in ordinary domestic rooms Any other use of the system may damage the quality of food etc Water entering the unit could damage the insula tion and therefore cause an electric shock Do not sit on the outdoor unit nor put anything on it After a long period of use check the unit s support structure from time to time SSN If the unit falls down or things drop off it people could get hurt If you don t repair any damage straightaway the unit may fall down and cause personal injury If you operate the system together with a combustion appliance you must regu larly ventilate the indoor air Stand firmly on a stepladder or other stable object when removing the in take grill and filters Insufficient ventilation may cause accidents due to V Failure to observe this may result in injury through oxygen deficiency insecure objects toppling over i PRECAUTIONS FOR TRANSFER OR REPAIRS aS fe If the system falls down you may get injured Do not wash the air conditioner with wa x a ter This could cause an electric shock Do not ins
19. ing Operation capacity by your choice FAN SPEED Set automatically by microcomputer AUTO Powerful operation with high capacity HI Standard operation MED Energy saving operation LO Remote control handling procedure The following cases signify exhausted batteries Replace old batteries with new ones e Receiving beep is not emitted when a signal is transmitted e Indicator fades away m When the indicator shows any abnormal condition Press the reset switch with the tip of a ballpoint pen 1 Remove back lid and take out old batteries 2 Insert new batteries SUM 4 or R03x2 Attention to the and O marks Don t use old and new batteries together Remove the batteries when the remote control is not used for a long period e The life of a battery conforming to JIS or IEC is 6 to 12 months with normal use If used longer or when an unspecified battery is used liquid may leak from the battery causing the remote control to malfunction On the battery is printed its expected life This may be shorter than that of the air conditioner depending on the date of manu facture However the battery may still be in working order after expiry of its nominal life 1 Warning note for remote control handling e Don t go near high temperature places such as an electric carpet e Don t leave the remote control ex posed to direct sunlight or other strong lighting e Do
20. intenance There will be a charge for this service We would recommend inspection and maintenance to be carried out during the off season If the supply cord of this appliance is damaged it must only be replaced by a repair shop appointed by the manufacturer because special purpose tools are required Troubleshooting Please carry out the following checks before making a service call The air conditioner does not work at all Has the power switch been turned off Has the timer been set in the ON position Is there a power failure or a blown fuse If the air conditioner does not oper ate properly after you have checked the above points or if any doubt still exists after you have consulted page 17 or if things happen as shown on Poor cooling or heating page 18 switch off the power and contact your dealer Have you set the thermostat at a suitable temperature Is the air filter clean Not suitable Ne temperature Poor cooling Did you leave any doors or windows open Is there any direct sunlight en Is there a heat source in the tering the room room Are there too many people in the room ap 0 EE new refrigerant R410A is used in this air conditioner When asking the dealer for service or inspection and maintenance explain the dealer about this matter L ee
21. m air ASS n Characteristics Amenity facility When using the timer to switch on the sys tem become operational shortly before the set time depending on the room tempera ture so that the desired temperature is reached at the set time AUTO r Page 8 Automatic selection of operating mode TIMER procedure he There are two timers for ON and OFF They can be set as desired The Auto mode automatically selects the operation mode HEAT COOL or DRY depending on the room temperature when switched on HI POWER mode Turning up the power operates the air condi tioner in the power cooling and heating mode CF Page 10 Adjustment of airflow AIR SCROLL This function sets the unit at the most suitable angle for blowing imitating a natural breeze MEMORY FLAP Once the flap position has been set the unit will memorise it and continue in the same position the next time ECONOMY mode This is an economic and healthy level of op eration Name of each part and its function INDOOR UNIT SRK25ZD S SRK20HD S SRK20CD S SRK35ZD S SRK28HD S SRK28CD S SRK50ZD S SRK40HD S SRK40CD S Air inlet grille Draws in the indoor air Removes dust or dirt from the inlet air Page 15 Natural enzyme filter Photocatalytic washable deodorizing filter Room temperature detector
22. may result in condensation forming on the surface of the indoor unit leading to water drips Power Blackout Auto Restart Function E What is power cut compensation Power blackout auto restart function is a function that records the operational status of the air conditioner immediately prior to it being switched off by a power cut and then automatically resumes operations at that point after the power has been restored The following settings will be cancelled Timer settings High power operations e Ther power blackout auto restart function is set at on when the air conditioner is shipped from the factory Consult with your dealer if this function needs to be switched off When power failure ocurrs the timer setting is cancelled Once power is resumed reset the timer Characteristics of HEAT mode operation Mechanism and capacity of HEAT mode operation E Mechanism The unit draws in heat from the cold outside air transfers it indoors and heats the room The heating capacity of the heat pump mechanism decreases when the outside air temperature gets colder The hot air circulation system takes a while before warming up the room temperature If the outside temperature becomes extremely low it would be better to use an additional source of heating Both indoor and outdoor fans stop and the RUN light green blinks slowly 1 5 sec ON 0 5 sec OFF during defrosting The outdoor unit may give off so
23. me steam during defrosting This is to help the defrosting process and is not a defect The HEAT operation resumes as soon as defrosting has been completed 49 Self diagnosis function Weare constantly trying to do better service to our customers by installing such judges that show abnormality of each function as follows SRK ZD RUN lamp vu Description of trouble Cause 1 time flash TIMER lamp ON Heat exchanger sensor error Broken heat exchanger sensor wire poorconnector connection 2 time flash Room temperature sensor error Broken room temperature sensor wire poor connector connection 6 time flash TIMER lamp v Indoor fan motor error Defective fan motor poor connector connection 1 time flash RUN lamp keeps flashing 2 time flash Outdoor temperature sensor error Broken outdoor sensor wire poor connector connection Outdoor heat exchanger fluid pipe sensor error Broken heat exchanger fluid pipe sensor wire poor connector connection 4 time flash Discharge pipe sensor error Broken discharge pipe sensor wire poor connector connection 1 time flash Current cut Compressor locking open phase on compressor output shortcircuit on power transformer closed control valve 2 time flash RUN lamp ON 3 time flash T
24. n t drop the remote control Handle with care e Don t put any obstructing obsta cles between the remote control and the unit e LI a e Don t spill water etc on the remote control Do not place heavy objects on the remote controller or step on it When the operation fails with the remote control e Are the batteries running down cC Page 13 Replace the batteries with new ones and repeat the operation run operation Contact your dealer Operating hints Please observe the following for the most economic and comfortable use of your unit Set a suitable room temperature suitable temperature Excessively high or low temperatures are not good for your health and waste electricity Clean the filters frequently Clogged filters may block the air flow and cause less efficient operation If the operation still fails handle as per emergency Page 10 Avoid direct sunlight draught Cut out direct sunlight by drawing the cur tains or blinds when cooling Keep windows and doors shut except when ventilating Adjust the airflow direction properly Adjust the up down and left right airflow to ensure a steady room temperature Operate the unit only when needed Use the timer properly to operate the unit only when needed 44 Generate little heat when cooling Keep heat sources out of the room as much as possible Mai
25. nd dry out of di rect sunlight oS a Cooling heating is affected by an air filter clogged up with dust etc and the operation noise becomes louder It may also use extra electricity Please clean the air filter at appropriate intervals At the end of the season At the beginning of the season Set the temperature setting for approximately a half day at 30 C and perform the cooling operation Dry the inside of the unit Make certain that there are no obstacles blocking the air flow around the air intake and outlet openings of the indoor and outdoor units Check the installation base for corrosion or rust Stop the unit and turn off the power switch The unit uses appr 5 even when the power switch has been turned off during the off season for safety or for saving energy Ensure that nothing has snapped and that the earthed flex is not disconnected Clean and reinstall the air filters Ensure that the air filters are clean Clean both the indoor and outdoor units Turn on the power switch Remove batteries from the remote control Insert batteries in the remote control 15 Installing inspecting and replacing the natural enzyme filter and the photocatalytic washable deodorizing filter Installing the natural enzyme filter and the photocatalytic washable deodorizing filter 1 Open the air inlet grill and remove the air filters 2 Install the filter holders with the nat
26. ntenance Before maintenance During the operational season Turn off the power switch OFF Cleaning the air filter Standard interval is once every two week Remove the air filter Pull up to this side the air inlet grill Lightly hold the knobs at both sides and lift a little to remove the grill to this side Don t spill water There s a danger of electric shock Wipe the unit with a soft dry cloth 2 Cleaning If the filter is very dirty clean it with warm water approx 30 C and dry it thoroughly CAUTION Don t clean the filters with boiling water Don t dry them over an open flame Pull them out gently Don t use the following articles e Hot water 40 C or more It may deform or discolour the unit Petrol paint thinner benzine or polishing agents etc Reinstall the air filter Holding firmly the filter at both sides as shown at right and insert securely Operating without putting back the air filters will make the unit dusty and may cause damage They may deform or scratch the unit Cleaning the unit e Wipe the unit with a soft dry cloth or use a vacuum cleaner If the unit is very dirty wipe it with a cloth soaked in warm water Cleaning the air inlet grill Removal installation of air inlet grill C Page 6 pe ES The grill can be washed with water After washing with L Sat water wipe any moisture off the grill a
27. on MITSUBISHI HEAVY INDUSTRIES LTD HI POWER ECONO AM vvh GO WARM Press the button COOL Press the button When a change in temperature is desired Press the or button E Each time the button is pushed the switch over occurs in the following order 6 gt 5 gt 1 gt 40 9 Hl 6 When 6 is indicatored even if the button is pushed the indicator does not change E Each time the button is pushed the switch over occurs the following order 6 gt 5 gt I 0 1 6 When 6 is indicatored even if the button is pushed the indicator does not change 8 COOL HEAT DRY FAN mode operation procedure Aim the remote control at the air conditioner Press the ON OFF button MITSUBISHI HEAVY INDUSTRIES LTD HI POWER ECONO Press the MODE select button Move the mark to the desirable operation position ZD HD type Ze Cool 22 3 Heat 6 Dry ON OFF CD type Cool SI Fan Dry FAN SPEED Press the TEMP button Press button for the desired temperature Standard Press the FAN SPEED button Set the air flow rate as desired Air flow direction adjustment procedure CP Page 10 Press the ON OFF button Program changing procedure Set the new program e The operation program can also be set or chang
28. rouble of outdoor unit Broken power transformer broken compressor wire Broken discharge pipe sensor wire poor connector connection Compressor blockage Over current Overload operation overcharge 5 time flash Over heat of compressor Gas shortage defective discharge pipe sensor closed control valve 6 time flash Error of signal transmission Defective power supply Broken signal wire defective in outdoor unit boards 7 time flash RUN lamp 2 time flash 25 35 type only Outdoor fan motor error Defective fan motor poor connector connection 2 time flash SRK HD SRK CD RUN lamp Rotor lock Defective compressor Open phase on compressor Defective outdoor unit boards Description of trouble Cause 1 time flash TIMER lamp ON Heat exchanger sensor error Broken heat exchanger sensor wire poorconnector connection 2 time flash Room temperature sensor error Broken room temperature sensor wire poor connector connection 6 time flash TIMER lamp Indoor fan motor error Defective fan motor poor connector connection 1 time flash RUN lamp keeps flashing Outdoor temperature sensor error Broken outdoor sensor wire poor connector connection 2 time flash Outdoor heat exchanger flui
29. tall the system at a place where the air stream of the blower is aimed directly at plants or animals This will damage their health Do nottouch the aluminum fins on the air heat exchanger Failure to observe this may result in injury When you clean the system stop the unit and turn off the power switch M ON a OFF Never clean the unit while the internal fan is rotating A DANGER If the air conditioner is moved else where contact your dealer or a pro fessional fitter Consult your dealer for repairs to the system Wrong repairs could cause an electric shock fire etc Faulty installation may cause water leakage elec tric shock fire etc If you notice anything abnormal smell of burning etc stop the system turn off the power switch and consult your dealer Continued use of the system in abnormal circum stances may result in malfunctioning electric shock fire etc Choice of operations and features CP Page 9 The unit draws in heat from the outside air transfers it inside and heats the room HEAT CP Page 9 Cooling by extracting heat from the room COOL DRY C Page 9 Drying by extracting damp from the room Functioning of micro computer depends on setting and room temperatures It dehumidi fies while keeping room temperature almost constant FAN Fanning by circulating roo
30. the unit You hear a slight gurgling sound d i This is caused by refrigerating liquid moving within the unit You hear a slight cracking sound This is caused by heat expansion or contraction You hear a hissing or clicking sound This is caused by the operation of the refrigerant control valves or electric components After a power cut you cannot re start even if power has been restored The memory circuit of the microcomputer has been wiped out Use the remote control to start the operation again Remote control signals are not received Remote control signals may not be received if the signal receiver on the air conditioner is exposed to direct sunlight or other bright light If so cut out the sunlight or reduce the other light Moisture may form on the air outlet grilles If the unit is operated for a long time in high humidity moisture may form on the air outlet grilles and start dripping Whistling noise is heard from the outdoor unit SRK ZD model only The noise means that the revolution speed is picking up on the com pressor When to contact your distributor without delay Turn off the power switch immediately and inform your dealer in any of the following situations The fuse or switch blows continu ously 5 Fuse often blows The cable becomes extremely hot The covering of the cable is cracked CAUTION If the power cord becomes damaged ask your deal
31. tton changes the HI POWER mode Press for starting operation press again for stopping CP Page 9 ON OFF FAN SPEED ECONOMY button AIR FLOW button This button changes the ECONOMY mode This button changes the flap mode When C Page 9 pressed this button changes the mode in the following order TEMPERATURE button LI CBE This button sets the room temperature Z Air scroll SWING This button changes the present time and TIMER time CANCEL button C Page 10 This button cancels the ON timer and OFF ON TIMER button This button selects ON TIMER operation timer RESERVE button CP Page 11 This button sets the present time and Clock switch TIMER time This switch for setting the clock RESET switch C Page 12 Switch for resetting microcomputer OFF TIMER button This button selects OFF TIMER operation C Page 11 Indication section Indicates during Hi power mode operation TEMPERATURE Indicator Indicates set temperature Does not indicate temperature when operation mode is on AUTO FAN SPEED Indicator Indicates set air flow rate with m lamp AIR FLOW Indicator Shows selected flap mode ON TIMER Indicator Indicates during ON TIMER operation Transmission procedure When each button on the remote control is pressed with the remote control pointing towards the air conditioner unit a signal is transmitted The above ill
32. ural enzyme filter and the photocatalytic washable deodorizing filter installed in the holders in the air conditioner 3 Install the air filters and close the air inlet grill Filter holder Natural enzyme filter The natural enzyme filter and the photocatalytic washable deodorizing filter may be installed on either the right or left side of Filter holder the air conditioner Inspecting and replacing the natural enzyme filter and the photocatalytic washable deodorizing filter 1 Open the air inlet grill and remove the air filters 2 Remove the filter holders with the natural enzyme filter and the photocatalytic washable deodorizing filter installed in the holders from the air conditioner 3 Remove the natural enzyme filter from the filter holder and inspect the filter Use a vacuum cleaner to remove any dust or dirt from the natural enzyme filter Replace the natural enzyme filter if it cannot be cleaned or if it has been used for about 1 year The natural enzyme filter should be replaced after about 1 year of use However the actual replacement period may vary depending on the conditions in which the filter is used SI gie Remove the photocatalytic washable deodorizing filter from the filter holder and inspect the 7 Install filter Periodically remove any dust or dirt from the photocatalytic washable deodorizing filter If the photocatalytic washable deodorizing filter is particularly dirty it may be washed with water However the
33. ustration shows all controls but in practice Page 13 only the relevant parts are shown indicator Indicates during economy mode operation Indicates selected operation with m lamp ZD HD type LA Auto Cool 2 3 Heat Dry CD type A Auto Se Cool 2 34 Fan 6 Dry Clock Indicator Indicates present time or timer setting time OFF TIMER Indicator Indicates during OFF TIMER operation When the signal is received correctly the unit will beep AUTO mode operation procedure Automatically selects the operation mode HEAT DRY COOL depending on the room temperature when switched on Aim the remote control at the air conditioner MITSUBISHI HEAVY INDUSTRIES LTD HI POWER ECONO Press the ON OFF button When the unit is not in AUTO mode Press MODE button Move the m mark to the A Auto position Press the ON OFF button TIME CANCEL AUTO mode can be operated by simply pressing the ON OFF button OFF RESERVE Air is not blowing out during the op eration CF Page 17 e If you don t want the AUTO mode programme change to HEAT DRY or COOL instead of AUTO Air flow direction adjustment F Page 9 procedure CP Page 10 Air temperature adjustment is possible even during automatic operation There are 6 levels of adjustment possible with the button or the butt
34. utions as shown in the column A DANGER indicate that improper handling could have dramatic consequences like death serious injury etc Nevertheless even precautions as shown in the column N CAUTION might pose a serious problem depending on the circumstances Please observe these precautions with great care since they are essential to your safety Symbols which appear frequently in the text have the following meaning e Observe instructions with e i S Strictly prohibited Q great care Provide positive earthing When you have read the instruction manual please keep it near at hand for consultation If someone else takes over as operator make certain that the manual is also passed on to the new operator I INSTALLATION PRECAUTIONS A DANGER The system is meant for domestic residential etc use S The system must be installed by your dealer or a qualified pro fessional If used in inferior environments such as an engineering workplace the equipment may function poorly It is not advisable to install the system yourself as faulty handling may cause leak age of water electric shock or fire A CAUTION Do not install near places where inflammable gas may leak Depending on the place of installation a circuit breaker may be necessary a on EK If you don t fit a circuit breaker you may cause an electric shock
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