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USER`S MANUAL - Mitsubishi Heavy Industries

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1. lt WIRED REMOTE CONTROL gt WIRELESS REMOTE CONTROL In order to explain the displays in the liquid crystal display all of them are shown in the figure below AIR FLOW display WHEN THE CHECK INDICATOR LIGHT RED FLASHES WHEN THE FILTER CLEANING MESSAGE IS DISPLAYED fhe le alae Indicates the status of swing louver See page 15 Indicates set temperature OPERATION MODE display Error code The air conditioner stops inthe event The FILTER CLEANING is displayed FAN SPEED display sk Indicates selected operation with At ie pa eg check indicator ae i a 8 Indicates the selected airfow volume L O TER p 9 OFF i aide light flashes in red and the error code is of hours in order to notify the time for gt ON TIMER display AMP 0 E a we displayed in the ON timer display area and cleaning Indicates when ON TIMER is set See page 14 MED OO OFF TIMER display ing is j j i i me splay T Clean the air filter t See page 16 Indicates 7992 when OFF TIMER is set reSee page 14 lt PROTECT STOP FILTER CLEANING is displayed in the ing di i OFF TIMER setting time displa 170000 PROTECT STO play Nothing displayed when ON TI
2. Q G Press or button Press button and TEMP SFT OFF k is displayed Press A button and TEMP SET ON Wis displayed Select either of the above two Go to step 7 if temperature is set Go to step 9 if temperature is not set 7 Press SET button The left image is displayed in the display area lt lf set to 10 00 AM gt OAM lights 27 C The current set temperature is displayed flashing SETUP lights 8 Press or button to set temperature If you press or button the number in the display becomes larger or smaller by 1 C Set temperature at which you want to start the operation If you press the RESET button the remote control will return to the previous screen Press SET button e If you press the DON OFF button while timer ON timer is set and after TIMER SET OK is displayed the display mode is under setting timer mode is canceled in step 2 returns and the display will return to the original one lt If set to 10 00 AM gt OAM A lights e If you do not press any button for several a EEN etc minutes after entering the timer mode the TIMER SET DK lights timer mode ends and the display returns to the _ NAM _ li hts original one ON iki ic lig OH TIMER lights Set temperature is displayed only in case it is set The unit starts to operate at setting time
3. VENT button This button is used to operate external ventilator See page 12 E S P button X This button is only used by service engineers for installation purposes LOUVER button This button is used to operate stop the AIR CON No button swing louver re See page 11 Display the indoor unit number connected to this remote control eThis button is used for indoor unit address setting SET button This button is used to fix the setting button is used to set the silent mode CHECK button See page 5 to 12 This button is only used by service engineers for installation purposes TEST button RESET button This button is used during test operation SET DUD elf you press this button while making settings you go back to the previous operation re See page 5 to 12 eThis button is also used to reset the FILTER CLEANING display Press it after cleaning the air filter HN HOW TO OPERATE lt WIRED REMOTE CONTROL gt In order to protect both indoor outdoor air conditioners keep the power supply on for six hours before initial operation The crank case heater is energized in order to heat up the compressor Do not turn off the power supply Power is distributed to the crankcase heater even if the compressor is stopped This keeps the compressor warm and prevents failures caused by accumulation of liquid refrigerant Setting Fan speed Operation temperature mode mode
4. 1 2 4 35 e If you press button while timer mode is under setting timer mode is canceled and the display will return to the original one e If you do not press any button for several minutes after entering the timer mode the timer mode ends and the display returns to the original one 1 Press TIMER button 2 Press V button once CLOCK SET Y gt lt i SLEEP TIMER 3 Press SET button EXAMPLE 4 POY flashes ta TIMER lights 4 Press A or button The display changes as below Set as you like f hour 4 hour JE hour 4l hour OFF oF iL OFF 5 Press SET button Sleep timer has been set The air conditioner will turn on if a sleep timer is set while it is turned off After 2 TIMER SET is displayed the display area the display in step 2 returns lt When Ten hours later OFF is set gt Ore lights TIMER SET Ok lights for two seconds Y Ore lights 2 SLEEP TIMERS lights The remaining time is displayed and changes in an hourly basis When the setting time elapses the unit stops operating Every operation stops after a certain period of time has elapsed 6 Press ON OFF button The timer mode is finished OFF TIMER MODE The unit stops operating at the setting time This setting is effective for only once MITS
5. lights TIMER lights The unit stops operating at 6 00 PM The time display is also turned off 6 Press ON OFF button timer mode is finished F HOW TO PERFORM THE TIMER OPERATION lt WIRED REMOTE CONTROL gt ON TIMER MODE The unit starts to operate at the set time It is possible to set temperature at which you want to start the operation Only one setting is applicable to each operation 1 Press TIMER button MITSUBISHI 2 Press V button for three times CLOCK SET WI gt C2 SLEEP TIMERS gt TIMER gt S TIMER ___ 4 TEMP OON OFF _ 1 0 3 Press SET button lt EXAMPLE 4 0 flashes h SET TIMER lights 4 Press or button ED ED 5 FAN SPEED MODE LV Set the preferred time start the operation RESET LOUVER VENTI Set Hour If you press A or button for a while Hour display is changed by one hour and stops when you stop pressing Set Minute If you press A or button the number the display becomes larger or smaller by ten minutes 5 Press SET button ON timer has been set The left image is displayed in the display area lt lf set to 10 00 AM gt OAM IL LILI lights TEMP SET UN Y lights If you press the RESET button the remote control will return to the previous screen
6. Aa MITSUBISHI ON OFF FAN SPEE MDE Fi OUVER VENTI 542 Operation mode h off automatically e The settings of operation change temperature and air flow volume adjustment can be changed even when the air conditioner is stopped When a button is pressed while the operation is stopped the corresponding display is turned on and you can change the setting The display lights for three seconds after changing the setting and then turns 1 Press ON OFF button The unit starts operating 2 Press MODE button The range of operation mode is displayed according to the model of indoor unit Every time the button is pressed the display changes in the following order dry gt cool gt fan gt heat gt auto EXAMPLE display for auto operation enabled e With auto operation heating and cooling is _cooling operation automatically changed heating depending on difference operation between the setting temperature and sucking 3 ga setting room air temperature temperalure Press TEMP button Press or button to set the room temperature 4 Press FAN SPEED button The range of fan speed modes is displayed according to the model of indoor unit At 4 acio ae OS ae OS At 3 speed 8 a OF ae OF At 2 spe
7. mark above the day stops flashing and lights which indicates that the setting is fixed dy SELELT Ho is displayed as the left image 4 Press or button EXAMPLE Up to four schedules can be set for each day Select the timer Number 1 4 74 schedule number you want to set Set either ON timer or OFF Number 2 Qo DEON timer for each single operation See the left EXAMPLE WPM Press W button to make the lt mark next to the number flash and Number3 p CUN move downwards Number 4 Opu 5 67 Press the A button to move the mark upwards Four operations can be set a with only ON timer or only OFF 3 timer 4 Press the RESET button to return to the display in step 1 N F HOW TO PERFORM THE TIMER OPERATION lt WIRED REMOTE CONTROL gt lt When TIMER is selected gt 5 Press SET button lt mark next to a number lights a ON TIMER Tor OFF TIMER amp is displayed The settings so far are effective and the display changes as shown on the left 6 Press A or button Press V button TIMER is displayed Press A button and 5 DH TIMER is displayed Select either of the above two Press the RESET button to return to the display in step 3 7 Press SET button SET TIMER is displayed 8 Press V button Set the time Press the RESET button to return to the display in step 5 9 Press SET but
8. ADJUSTING WITH LOUVER BUTTON Indoor unit with auto swing function Press LOUVER button once and the current status of louver is displayed display during 8 auto swing Press The display with the louver position fixed When you operate the swing louver When the position of the swing louver is fixed 1 Press LOUVER button and change the display 1 Press LOUVER button once while the louver to SWING o is swinging 4 stop positions displayed every one second in order 1 2 e SEET 222 3 e SELECT 47 4 Press 2 Press LOUVER button once when the display of the louver comes to the position you desire The display is switched to stop and the position of louver is fixed Recommended louver fixed position oan 17 SWING Ce The function of the swing louver during the heating preparation heating defrost Heating Defrost is displayed the position of the swing louver is automatically switched to horizontal ELEL 2 SELECT 3 gt SELECT 4 2 When the operation is switched to normal after The heating preparation
9. It may cause the imperfect combustion of the equipment Make sure that the unit Q installation foundation is not damaged due to long term use If it is left to stand the unit may fall down causing injury Do not wash the unit with water nor place a vase with water on the unit It may cause electric shock or ignition Do not install the unit S electric appliances or where the airflow is directly blown to animals and around the air conditioner Dripping from the unit may lead to failure or contamination Do not touch the S aluminum fin Otherwise it may lead to injuries oes Dont the inside Q Make sure to use proper Q yourself Make sure to consult your dealer or user inquiry counter specified by plants They may suffer from adverse effect Before cleaning make Q 3 sure to stop operation and cut off the power The fan inside rotates at high speeds size of fuse Using steel wire or copper wire may lead to failure or fire Do not store a flammable If you select incorrect detergent or improper method resin parts may be damaged and lead to water leakage If the detergent is dropped on the electric component or motor it may lead to failure smoking or ignition Do not place objects on ees the outdoor unit nor When the unit isn t used It may lead to injuries resulting from dr
10. EXAMPLE If No 1 louver is selected Ho UPPER lt current upper limit position G Press or button selection of upper limit position Select the upper limit of louver movable range horizontal position 1 is the most horizontal and position 6 is the most downwards position is to return to the factory setting If you need to change the setting to the factory setting use position Ho UFFER1 The most horizontal lt Ho UPPER2 the position of je ah No 1 UPPEKE gt UFFEFG The most downward lt LIPPER Return to the position of shipment 11 F HOW TO SET THE AIR FLOW DIRECTION lt WIRED REMOTE CONTROL gt 7 Press SET button Fixing of the upper limit position The upper limit position is fixed and the setting position is displayed for two seconds Then proceed to lower limit position selection display EXAMPLE Ho UPPER lights for two seconds Y Wo 1 LOWERS 27 shows current setting Press or button Selection of lower limit position Select the lower limit position of louver horizontal position 1 is the most horizontal and position 6 is the most downwards position is to return to the factory setting If you need to change the setting to the factory setting use position LOWER Wi the
11. on the right page setting and exiting Weekly timer mode After d SELECT is displayed SELECT Ho is displayed 1 Press A or button By pressing A or button it is possible to choose the item to set AA MITSUBISHI HEAVY INDUSTRIES LTD SELECT No P select the next timer operation number within the same day t DAY SET select the next a Timer mode ends 2 Press SET button If SELECT P is selected 1 SELECT No is displayed Cs Repeat step 3 and the subsequent steps of Weekly timer setting FAN SPEED 7 f D SET is selected dh Dt 7 is displayed Repeat step 1 and the subsequent steps of Weekly timer setting on page 7 if END iA is selected timer mode ends NOTICE WDisplay after Weekly timer modes setting e If you press OON OFF button while timer e The day of the week set is underlined mode is under setting timer mode is canceled and the display will return to the original one e The mark is displayed above the current day of the week e The display of all the timer operation numbers set for the current day is turned on The lt mark indicates the next setting number to be activated and the set time is displayed If you do not press any button for several minutes after entering th
12. Middlesex UB11 1AX United Kingdom Tel 44 20 7025 2750 Fax 44 20 7025 2751 http www mhiae com MITSUBISHI HEAVY INDUSTRIES AIR CONDITIONERS AUSTRALIA PTY LTD 9C Commercial Road Kingsgrove NSW 2208 PO BOX 318 Kingsgrove NSW 1480 Tel 61 2 8571 7977 Fax 61 2 8571 7992 http www mhiaa com au MITSUBISHI HEAVY INDUSTRIES MAHAJAK AIR CONDITIONERS LTD 220 Soi Chalongkrung 31 Kwang Lamplatiew Khet Lad Krabang Bangkok 10520 Thailand Tel 66 2 326 0401 Fax 66 2 326 0419 http www maco co th
13. Normally the refrigerant does not leak But if it leaks and contacts fire such as fan heater space heater or cooking heater it may produce refrigerant leakage determine the service with the service staff that the repair has been finished without fault If it is required to relocation and reinstall the unit consult your dealer or a specialist Improper installation of air conditioning unit may cause water leakage electric shock and or fire Before repairing or ale checking indoor unit be sure to turn off Indoor unit power supply breaker it can result in electric shock or Injury due to rotation of indoor unit fan if you perform check or repair with the Indoor unit power supply breaker turned Place the panels removed for repairing or checking on the stable spot toxic chemicals When repairing moo er or falling i PRECAUTIONS FOR WASTE DISPOSAL Your Air Conditioning product may be marked with this symbol It means that waste electrical and recovery and not be disposed of in the municipal waste stream Please contact the installer or local electronic equipment WEEE as in directive 2012 19 EU should not be mixed with general household waste Air conditioners should be treated at an authorized treatment facility for re use recycling and authority for more information HOW TO USE lt WIRED REMOTE CONTROL gt E NAMES AND FUNCTIONS OF REMOTE CONT
14. Press the button and auto swing display stops immediately then the swing louver stops F later but this is not a failure Auto swing display and the actual louver movement of the air conditioner are not synchronized TT 7 y c M L 4 1 The swing louver movement during heat preparation y A When heat preparation is displayed the position of the swing louver A sets horizontal automatically The display of remote control keeps the set position When heat preparation ends and normal operation starts the position of the swing louver returns to the set position Do not set the position of the swing louver downwards for a long time Dew formation on the side panel may drop in case of FDE FOR COMFORTABLE USE See page 12 E CHECK INDICATION FILTER SIGN lt WIRELESS REMOTE CONTROL gt Ceiling suspended FDE WHEN SHORT FLASHING LIGHT inks seconds 19 SHED FROM THE TIMER CHECK INDICATOR LAMP YELLOW EThere is something wrong with the air conditioner 4 5 e Immediately after the timer check indicator lamp flashed lights for 0 5 seconds and blinks for 0 5 seconds the air conditioner stops e Address No and error code are shown on the display on the indoor unit E O re e monitor display is turned off after the display time elapses 4 N e When nothing is displayed on the monitor operate the remote control or press th
15. Questo condizionatore conforme alla Direttiva EMC 2004 108 EC LV Direttiva 2006 95 EC Il marchio CE applicabile alla fascia di alimentazione 50 Hz 05 fouch ORIGINAL INSTRUCTIONS SS WOOO can Gao AIR FLOW SPEED WM OFF CANCEL ON lt WIRELESS REMOTE CONTROL gt Por favor consulte documenta o que veio com eco touch controle remoto X Avatp ete OTNV TEKUNPiwon GUVOSEVE eco touch TNAEXELPLOTH PLO eco touch Este acondicionador de aire cumple la directiva EMC 2004 108 EC LV Directiva 2006 95 EC La indicaci n CE s lo corresponde al rea de suministro el ctrico de 50 Hz Deze airconditioner voldoet aan EMC Directive 2004 108 EC LV Directive 2006 95 EC CE markering is van toepassing op het gebied met een net stroom van 50 Hz USER S MANUAL MANUEL DE L UTILISATEUR ANWENDERHANDBUCH ISTRUZIONI PER LUSO MANUAL DEL PROPIETARIO GEBRUIKERSHANDLEIDING MANUAL DO UTILIZADOR OAHTIE XPH H KULLANIM KILAVUZU X eco touch uzaktan kumanda ile birlikte gelen belgelere bakin Este aparelho de ar condicionado est em conformidade com a Directiva EMC 2004 108 EC a Dir
16. or Heating Defrost ends the position of swing louver returns to the last setting e Do not move the swing louver forcibly by hands for fear that it may be damaged e Do not blow downwards during cooling operation for a long time for fear that dew condensation may be formed at the side panel In case of FDE HOW TO ADJUST THE LOUVER IN CASE OF FDF CONTROL Press LOUVER button once and the current status of louver is displayed Press The display during auto swing lil 5 a oo NGGONNo he The display during scp LUUVER STOP E HOW TO SET THE AIRFLOW DIRECTION IN CASE FDT FDTC FDE lt WIRED REMOTE CONTROL gt It is possible to change the movable range of the louver on the air outlet from the wired remote control Once the top and bottom positions are set the louver will swing within the range between the top and the bottom positions when swing operation is chosen With Ceiling cassette 4 way FDT and it is also possible to apply different setting to each louver 1 Stop the air conditioner and press SET button and LOUVER button simultaneously for three seconds or more The following is displayed if the number of the indoor units connected to the remote control is one Go to step 4 fe MITSUBISHI DATA LOADING QM 10 Ha The fol
17. CLOCK SET N7 lt D SLEEP TIMER first press TIMER Y second press TIMER Y third press WEEKLY TIMER Y fourth press 2 4 3 5 6 TIMER CANCEL a fifth press 3 Press SET button Timer Cancellation Mode begins 4 Press A or V button By pressing or button it is possible to choose the item to cancel D SLEEP TIMERS DFF TIMER Vv SON TIMER A WEEKLY TIMER canceling all days of the week If you press the RESET button the remote control will return to the previous screen and display TIMER CANCEL amp step 2 above In case 51 TIMERS TIMER or UN TIMER was Incase WEEKLY TIMER was selected selected All the Weekly timer setting will be canceled if you proceed the following steps 5 Press SET button To cancel a part of the timer setting please see Canceling The detailed setting of selected timer mode is displayed as Weekly timer Mode Setting on page 9 shown below A But if not set NO SETTING is displayed 9 Press SET button The settings are displayed as shown below lt Display EXAMPLE when IN TIMER is selected gt But if not set SETTING is displayed If you would like to quit cancellation press the RESET button to return to the DH TIMER display step 4 above 6 Pre
18. Check of peeling off and floating of paint coating Paintwork by repair coating 8 years Cleaning object item ooo 8 years Cleaning object item TERET extreme dust adhesion Sound audibility check Audible inspection There should be no abnormal sound generation When a bearing sound is loud replace the bearing Fan motor Insulation resistance measurement 500 V mega The resistance value should be 1 MQ or more When the resistance value is 1 MO or less replace the motor Regular lubrication is required Audible inspection There should be no abnormal sound generation Replace parts regularly Sound audibility and vibration at the start up Visual audible and There should be no abnormal sound or vibration Replace it if abnormal operation and stop tactile inspection Compressor Insulation resistance measurement after 500 V mega The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less Every year energizing the manufacturer designated time Before Looseness of terminals and contact of wiring Driver visual inspection There should be no looseness or contact Retighten Correction of wiring path ars conditionin Check the clogging and damage due to foreign Visual inspection There should be no clogging or damage Wash the air inflow side in case of clogging season 3 Air heat exchanger objects Gas leakage Gas detector No leakage should be detec
19. Press A and mark to move to the right and the left respectively If you press the RESET button the remote control will return to the previous screen and display 2 CLOCK SET Y 4 Press SET button The day of the week is fixed and the flashing of mark stops and lights The current time value flashes 1 SET TIMER is displayed 5 Press A or button Set to the current time If you press the RESET button the display is returned to the one in step 1 6 Press SET button The flashing for time display stops and lights and 2 CLOCK SET Dk is displayed to show that the current time is set Two seconds later the display in step 1 returns and CLOCK SET 15 displayed 7 Press ON OFF button The timer mode is finished e If you press OON OFF button while timer mode is under setting timer mode is canceled and the display will return to the original one Note that the setting which has not been completed is canceled If you do not press any button for several minutes after entering the timer mode the timer mode ends and the display returns to the original one SLEEP TIMER MODE After a certain period of time has elapsed operation stops Sleep timer The unit stops after the set time elapses 2 gt TEMP OON OFF _ 6 lao LG TIMER SiT FAN SPEED MODE D gt LOUVER VENTI O
20. and dirt parts pump drainage outlet Insulation resistance 500 V mega The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less Dewing preventing Insulation resistance appearance check 500 V mega visual The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less heater inspection there should be no abnormality Float switch Operation check ON OFF should operate normally Replace it in case of malfunction ee ANAN zooo 000 Hr ee a pani Ne EET 000 Hr aa net eS Drain pan Every year Check the clogging and damage due to foreign Visual inspection There should be no clogging or damage Wash the air inflow side in case of clogging Before Cleaning object item Air heat exchanger objects the air Due to atmospheric Gas leakage Gas detector No leakage should be detected Repair or replace it when gas leakage is detected conditioning Sympathetic vibration contact and corrosion of Visual inspection There should be no abnormal sympathetic Replace it or readjust the piping when extremely Piping in the unit the piping in the unit vibration sound or corrosion corroded 90 000 Hr Sympathetic vibration and contact of capillary tube Visual inspection There should be no abnormal sympathetic vibration Replace it or readjust the pipi
21. charged OPERATION RANGE CAUTION Please use the system in the following operation range If the system is operated outside this range the protection controls may be activated to prevent malfunction Room temperature Temperature outside the room Humidity inside the room Approximately Cooling 21 to 32 C operation Long continuous operation under approximately 21 C may lead to malfunction due to dewfall Approximately 80 or less Long operation under high humidity may leads to waterdrop or smoky vapor at the supply air grille Approximately 5 to 43 C Dry operation Approximately 10 to 21 C If outside air temperature becomes low the heating efficiency is lowed and the heating becomes difficult Heating Approximately operation 27 C or less Note Operation range may differ depending on models Please check the catalog MAINTENANCE AND INSPECTION GUIDELINE OF MAIN PARTS OF PACKAGED AIR CONDITIONER This table indicates the details of regular inspection items and their intervals adjustment or implementation of parts replacement and repair according inspection interval and the timing of parts replacement under a normal to the result of the regular inspection is indicated as the maintenance Explanation of symbols use condition If the equipment falls into a certain category specified interval As to the cleaning and adjustment the timing is set to prevent the Conduc
22. cut t See below soon as the power supply is turned on The setting temperature If changing the set temperature is prohibited on the remote control it is not possible to change the cannot be changed the temperature setting even A is pressed t See right setting temperature display flashes In case of wireless remote In case the system is controlled by the other centralized remote control and it forbids operating the system control the unit does not from the remote control it is not possible to operate by the remote control operate with the inspection display light on the indoor unit flashing even though any button on the remote control is pressed Even if the wired remote Is not central controlling or center displayed control is operated central If controlled with a separately purchased center console etc the unit cannot be operated by the remote control light only flashes control and doesn t operate PREPARATION OF HEATING CASES WHEN ih PREPARATION OF HEATING IS DISPLAYED PREPARATION OF HEATING is displayed in the remote control display area in the following cases For wireless devices the run check display lamp on the main body display unit will flash green Setting temperature and preparation of heating are displayed on the wired remote control At Starting Heating Operation In order to prevent cool air from blowing out the airflow into the roo
23. due to a natural disaster such as flood or typhoon consult your dealer before using it again If you use it as it stands it may lead to failure electric shock or fire If any abnormal symptom 0 scorched flavor etc is found cut off the power and stop the operation Then consult your dealer If you use it as it stands it may lead to failure electric shock or fire One of the causes of poor cooling or poor heating may be refrigerant leakage Please consult your dealer If the repair requires additional refrigerant determine the service with the service staff The refrigerant of air conditioner is not toxic Normally the refrigerant does not leak But if it leaks and contacts fire such as fan heater space heater or cooking heater it may produce toxic chemicals Do not insert fingers or sticks even if air blower does not operate lt may suddenly operate and Cause injuries A CAUTION Do not use for particular purpose such as the storage of food animals and plants precision apparatus and arts etc Storage goods may degrade Do not operate the button with wet hand 1 may cause electric shock When a burning appliance is used together with the unit ventilate frequently If ventilation is not sufficient it may cause oxygen deficiency accident Do not place a burning appliance where the airflow from the unit is directly blown
24. item years years Visual check of dirt and scratch Visual inspection There should be no extreme scratches or Repair or replace it if deformed or damaged PS Intake outlet grills Outlet grill louver operation check deformation Replace the bearing motor etc when me year 8 years structural malfunctioning Before Check of rust and peeling off of the heat insulation Visual inspection There should be no extreme rust or damage of heat If the heat insulation material is peeled off repair conditioning He de material insulation material and stick it season 8 years Cleaning object item paie eit Check of peeling off and floating of paint coating Paintwork by repair coating PERE Vibration proof Check of deterioration and hardening of rubber Visual and audible Vibration insulation function should not be Replace it when deteriorated or hardened toyears pape aha rubber inspection impaired lt Filter Visual check of dirt and breakage Visual inspection Filter material should be seen through Clean it if it is dirty Every week 5 v rs SU There should be no breakage or deformation Replace it if it is broken Note 4 y Visual check of vibration and balance Visual inspection Should not be an extremely vibrating condition Replace it in case of vibration and extreme an Fan unbalance Fan casing Check of dust adhesion and appearance Visual inspect
25. most horizontal lt Ho LOWER lt Ha LOWERS lt gt No 1 LOWERS lt No 1 LOWERE the most downwards gt LOWER return to the position of shipment downwards the position of the louver 9 press SET button Fixing of the lower limit position The upper limit position and lower limit position are fixed the set positions lights for two seconds and then the setting is completed After the setting is completed the louver which was set moves from the original position to the lower limit position and goes back to the original position again This operation EKAMPLE For Upper position 2 Lower position 6 ne is not performed if the indoor unit and or indoor unit fan is in operation Movable 4 Example range 8 1102 LA lights for two seconds Lower 4 al COMPLETE position 5 NY Note If the upper limit position number and the lower limit No position number set to the same position the louver is fixed at that position And auto swing does not function 1 0 Press ON OFF button Louver adjusting mode ends and returns to the original display e If you press RESET button during settings the display will return to previous display If you press button during settings the mode will end and the original display will return and the settings that have not been completed will become i
26. on This is not a trouble without any operation The louver also moves automatically to the horizontal position when PREPARATION OF HEATING is displayed The outdoor unit discharges Water or steam is discharge during defrosting operation which removes frost built up on the surface of the water or steam during heat exchanger in the outdoor unit in heating mode heating operation The outdoor unit fan is The fan speed is automatically controlled according to the ambient temperature It may be stopped in high running even when the ambient temperature in case of heating and in low ambient temperature in case of coding Also the fan is system is in operation stopped during defrosting operation The fan will suddenly begin to operate even if it is stopped Do not insert finger and or stick 17 TROUBLE SHOOTING The phenomena mentioned below is not malfunction Slapping sounds are heard These sounds are generated when plastic components are expanded or shrunk by the heat and rubbed with each other Hissing sounds are heard These sounds are generated when the refrigerant valve inside the air conditioning system is activated when the operation is stopped or during defrost operation The air conditioner starts In case the automatic restart function is enabled and when the power supply recovers the system restarts operation automatically as operation automatically as same condition as before power supply is
27. pressed for 60 seconds the displayed time is set as current time without step 3 3 Press TIME SET UP switch The value of the time displayed stops flashing and lights and the setting is completed 14 TIMER OPERATION Operation is started at the setting time lt WIRELESS REMOTE CONTROL gt EXAMPLE If you would like to start the operation at AM 8 00 1 Press ON timer button ON timer display ISB blinks 2 Press or button to adjust to AM 8 00 Displayed time will be changed by 10 minutes by pressing the buttons Press ON timer button ON timer display CIB stops flashing and lights and the setting is completed Press within 60 seconds 2 TIMER CHECK display lamp of the air conditioner lights The receiving part of indoor unit Gea _ At AM 8 00 TIMER CHECK display lamp turns off and the air conditioner 1 o 3 will start operating ON OFF FAN SPEED P Cancellation e Press CANCEL button to turn off the TIMER display and timer is canceled e After TIMER setting if ON OFF button is pressed before the setting time TIMER display turns off and the TIMER is canceled Time change Press ON TIMER button to set again In case the ON timer is set while the air conditioner is in operation it will be stopped and ready for restart at the setting time OFF TIMER OPERATION Operation is stopped at the setting time EXAMPLE If you would like to st
28. to move to the right and left respectively FAN SPEED MODE Ca If you press the A button the day SUN to SAT indicated with ou the flashing Y mark will change one day at a time If you press the A button when the Y mark is indicating SAT multiple Y marks will appear and flash above MON to FRI Press the A button again and multiple W marks will appear and flash above SUN to SAT every day The same schedule can be applied to all the days indicated with the Y marks by using this function This can be used in case you would like to apply Holiday setting to these days In case press the RESET button the remote control will return to the previous screen and display HOLIDAY SET 3 Press SET button The mark above the day stops flashing and lights and the day set as a holiday also lights enclosed with Then the following is displayed SUN MON TUE WED THU FRI SAT lights HOLIDAY SET lights for two seconds v SUN MON TUE WED THU FRI SAT lights hh DAY lights After the holiday setting has been completed the display of the remote control returns to that of step 1 Repeat step 2 and 3 to continue setting further holidays If you set a day of the week for which no timer operation is set HU SETTING is displayed for two seconds and the disp
29. CTION DISPLAY FILTER SIGN AIR CONDITIONER NUMBER STANDBY AND ROOM TEMPERATURE DISPLAY acacia tue aa sl ce acento aan a oka aaah i cba oth a atid aaa an aa en a pa A aaa lt WIRELESS REMOTE CONTROL gt NAMES AND FUNCTIONS OF REMOTE CONTROL BUTTONS WIRELESS REMOTE CONTROL a ow an le aed hc seca aa aa a aNd aana ane ee es HOW TO OPERATE sasapan age ka agan TA anaa aa aaa aa gan ajaa aa aje aaa dak a ada aa a a ajara aka ga a aa aa a aaa naa dakan a na da aa a CURRENT TIME SETTING PROCEDURE toch aster nbn vlads inlets ON TIMER OPERATION A E AG E ajaja a E a ina aa a NE ang ag a a a a aa a a nites apaa a aa OFF TIMER OPERA MON aa al an sk A add PROGRAM TIMER OPERATION gata een ia ajeg Degan d cat dwanec ana Ae a a e ar pa a Aa apaapa a apa a aa a aha a a aa aa an a a daana pae jana aaa HOW TO ADJUST THE FOR COMFORTABLE eag aa aaa a a BE ara area anaa SANE SINGA AG SIS aa CHECK INDICATION FILTER 55555509 0 raaa Dang aa ara E Ba aa E wa TE aa aa a a Nai d na aaa Ka aa Da aaa aaa wan BACKUP BUTTON aira akata ena i el Dp a BI e eel la WH FOR SMART USE HOW TO MAINTAIN sasana angan aa saan ga ag ang ais araga aa E kan a gana aa aken TROUBLE SHO
30. HOW TO OPERA TE eis llc eea ana ate leo ach tts a eae Pade HOW TO PERFORM THE TIMER OPERATION eg geng anganan naen A a ED ap ag ag a a an aaa a Na pa aaa THE SELECTION OF TIMER MODE 1 aa deg aa aa gada a a a aa aaa a ena a ga awak maa awak SETTING THE TIME aia eaaa e aaa Ka Tia a GA aa a Dan aa KA a NE aa a aa aaa a aa aa aaa ad ndaga ang kaa SLEEP TIMER ta teeta shag setae OFF TIMER MODE a EN Ga aa aa NGA E aja E aaa an aaa a Wa a Aa Ga E anang aaa a aa e a a a aa a nala a aa ON TMER MODE aaa nga Pe ERT TT See Tene RACY asa Dan ae aa ana WEEKLY TIMER MODE casts saate a aa aa a a a a ya a aa aa aa TIMER CANCELLATION MODE 7 545 5254 awawan waha anaa alent aig at saga ga gawa d ngena arn ric pa ban hacienda Wawa nange deya gadhen HOW TO OPERATE IN SILENT MODE gan ena aaa a gak aa ag ag aan aga gag ag gaga HOW TOADJUS T THE LOUVER ete nga aa dag aaa aa ec i aaa Sa dont i daa da ba ee Sp nate ad aas a aaa ad HOW TO SET THE AIRFLOW DIREGTIONE naa aaa ai aka a aa a aa aaa ga Ga ag aa aaa a Na a gg aka ag aaa akah HOW OPERATE VENTILATION FOR COMFORTABLE E aa alara en aje aja aa wd ja A aja aja Gg DA a a a AA ET a a a wan a ina a jani ala an ajaa a aan INSPE
31. MER is not set g time display M display area It is displayed for one second See 14 Indicates OFF TIMER setting time Indicates the Air conditioner number every five seconds while the unit is running Transmitter current time when the OFF TIMER is not set See page 14 It stays lit while the system stopped Sends signal to the air conditioner ON OFF button Air conditioner No lights for 2 seconds by turns FAN SPEED button When this is pressed once the AIR CON starts to After cleanin isi in i ERROR display when multiple indoor units are connected Every time this button is pressed the mode is switched pa a pene If errors have occurred for all the connected air conditioning units 1 Press RESET button Gii MEDHUN wo 6 AIR FLOW button Initially the error display shows the formation of ie air The cumulatiye operation Nours s 2 Reed to SWIng paga 1a Ka unit whose da is the lowest LESANING FILTER butt ANG ENG ba i message turns off utton OPERATION MODE select button al sia SU LON a nile Used to reset turn off the filter sign FILTER Every time this button is pressed lll displays switch as below ollowing procedure HOW TO DISPLAY AIR CON NO Press the button only after completing the filter cleaning AUTO gt COOL gt HEAT 2 a gt ee 2 FAN lt 0 DRY 1 Press AIR CON No button Ameer Enter AIR CON No display mode By opera
32. OCK SET set to current time Y fe SLEEP TIMER Every operation stops after a certain period of time has elapsed TIMER unit stops operating at the setting time 3 OHN TIMER unit starts operating at the setting time Vv WEEKLY TIMER Timer set for each day of the week TIMER CANCEL ak Cancel the timer setting If you press the RESET button timer mode ends and return to original status 3 Press SET button The selected timer mode is set For setting of each timer mode see the following pages The possible combination of the timer function is mentioned in the following table Combination of modes that can be set together O possible x impossible Sleep timer OFF timer ON timer Weekly timer Sleep timer x x OFF timer x O x ON timer 0 Weekly timer x x x e If you select a combination of modes that cannot be set together and press the SET button the message HVALIL OPER invalid operation is displayed for 3 seconds and then the display returns to the one selected in step 2 or Sleep timer precedes the ON timer display returns to the original one If you press OON OFF button while timer mode is under setting timer mode is canceled and the display will return to the original one Note that the setting which has not completed is canceled e f you have set the ON timer mo
33. OFF TIMER are displayed The direction of arrow mark changes depending on the status of operation OLON Ci tela CDON stop operating TIME ACL SETUP Cancellation e Whenever the CANCEL button is pressed both ON and OFF timer display will be turned off and the PROGRAM timer mode will be cancelled Operation condition is kept as before the button is pressed e Whenever the ON OFF button is pressed both ON and OFF timer display will be turned off and the PROGRAM timer mode will be cancelled The air conditioner stops operating Changing the set time Press OFF TIMER button or ON timer button to set again The same time cannot be set for OFF timer and ON timer HOW TO ADJUST THE LOUVER lt WIRELESS REMOTE CONTROL gt How to move swing louver Press AIR FLOW button when the air conditioner is in operation L e The swing louver moves up and down and the display moves too The louver position which the display shows is not synchronized with the actual position when the louver is swinging But this is not a failure continuous movement of display To fix the position of the swing louver Press AIR FLOW button when the louver position indication comes to the position where Recommended air flow direction would like to fix it position when fixed e Auto swing display stops at the position and then the swing louver stops and be fixed NOTICE COOL a
34. OTING 5555445 gagan aaa a aaa KE Nawang a Na Na aaa NOTICE PREPARATION OF HEATING ik arn ds adana daga ag chun ae a a an daana ae paten a aga nandana aja aa ma canine dagan aa bas AUTO RESTAR T siosan ang ana ag a a ag aa a aa a a a E a a aa a aaa E DE aa gal agan sa ag aa aaa SETTING TO DISABLE BUTTON OPERATION INSTALLATION RELOCATION AND INSPECTION MAINTENANCE OPERATION RANGE at aan a anan nag aa ija aa aing ajengan ni kana eaaa an ba nendi aaa dia aisle ma ia aga wa eaaa a das MAINTENANCE AND INSPECTION GUIDELINE OF MAIN PARTS OF PACKAGED AIR SAFETY PRECAUTIONS Please read these SAFETY PRECAUTIONS before starting to use this product and use the product appropriately according to the instructions M The precautions provided here are classified into A DANGER CAUTION The AN DANGER sections describe potentially hazardous situations that may lead to serious outcomes such as death and serious injuries if the product is mishandled Note however that depending on the situation the items listed in the A CAUTION sections do also have the potential of causing serious outcomes Both warnings and ca
35. ROL BUTTONS WIRED REMOTE CONTROL Wired remote control The figure below shows the remote control with the cover opened Note that the items in the liquid crystal display LCD area are shown for explanation purpose Pull the cover downwards to open Ventilation display Weekly timer display Displayed during ventilation operation Displays the settings of the See page 12 weekly timer Central control display Displayed when the air conditioning system is controlled by centralized remote control Operation setting display area Displays setting temperature airflow volume operation mode and operation message Timer operation display Displays the timer operation setting Operation check indicator light During operation Lit in green In case of error Flashing in red Temperature setting buttons These buttons are used to set the temperature of the room Operation stop button This button is used to operate and stop the air conditioning system Press the button once to operate the system and press it twice to stop the system Timer button This button is used to set the timer mode r See page 5 MODE button This button is used to change the operation mode FAN SPEED button This button is used to set the airflow volume Timer setting buttons These buttons are used to set the timer mode and the time te See page 5 to 12 AIR CON No CHECK TEST
36. UBISHI C TEMP ON OFF _ 6 A 0 a TIMER SET FAN SPEED MODE v a RESET LOUVER VENTI 1 2 4 35 the OFF timer is set it is not possible to start operation If you would like to operate the NOTICE air conditioner press ON OFF button before hand to turn on e If you press button while timer mode is under setting timer mode is canceled and the display will return to the original one If you do not press any button for several minutes after entering the timer mode the timer mode ends and the display returns to the original one 1 Press TIMER button 2 Press V button twice CLOCK SET WI gt fe SLEEP TIMERS gt OFF TIMER 3 Press O SET button EXAMPLE Oem MAD flashes doa TIMER lights 4 Press A or button Set the time at which you want to stop the operation Set Hour If you press A or button for a while Hour display is changed by one hour and stops when you stop pressing Set Minute If you press A or button the number in the display becomes larger or smaller by ten minutes 5 Press SET button OFF timer has been set After TIMER SET UK is displayed in the display area the display in step 2 returns lt lf set to 6 oe PM gt Qon BH lights TIMER SET lights for two seconds
37. USER S MANUAL MITSUBISHI HEAVY INDUSTRIES LTD PACKAGED AIR CONDITIONER Ceiling cassette 4 way FDT Ceiling cassette 4 way Compact 600x600mm Duct connected High static pressure FDU FDUS Duct connected Middle static pressure FDUM Ceiling Suspended FDE Floor Standing FDF lt WIRED REMOTE CONTROL gt RC E5 X Please refer to the manual provided with eco touch REMOTE CONTROL X S il vous plait se r f rer a la documentation fournie avec eco touch t l commande X Bitte beachten Sie die Dokumentation die mit der eco touch Fernbedienung kam CE This air conditioner complies with EMC Directive 2004 108 EC LV Directive 2006 95 EC CE marking is applicable to the area of 50 Hz power supply Ce climatiseur est conforme la Directive EMC 2004 108 EC LV Directive 2006 95 EC La marque CE s applique aux r gions aliment es en courant de 50 Hz MITSUBISHI 1 52PH Mon Direction eS SW lt eco touch REMOTE CONTROL gt RC EX series X Si prega di fare riferimento alla documentazione fornita con il eco touch telecomando Por favor consulte la documentaci n que viene con el eco touch mando a distancia X Raadpleeg de documentatie die bij de eco touch afstandsbe diening Dieses Kimagera t erfu lit die EMC Direktiven 2004 108 EC LV Direktiven 2006 95 EC Die CE Marke gilt fur Bereiche mit einer Netzstromversorgung von 50 Hz
38. and leave it untouched for two seconds The operation starts Press it again to stop the opearation MSETTING OPERATION MODE AUTO FAN No setting SET TEMP 2 23 C AUTO SWING 011420 STOP HORIZONTAL 16 HOW TO MAINTAIN How to clean the Air Filter Clean the filter frequently for economical operation A Caution Before cleaning stop the operation and turn off the power supply Otherwise it may lead to injury as fan inside rotates at high speed A Caution The stepladder used for removing and attaching the air filter must be fixed firmly Otherwise it may lead to injury due to overturn or fall A Caution Be careful so that the dust does not get into your eyes when removing the air filter A Caution Do not operate the air conditioner while the air filter is removed Piled up dust may lead to malfunction How to remove Follow the instruction mentioned below according to the indoor unit type MW Ceiling cassette 4 way FDT e How to handle inlet grille filter Removal Mounting Holder Direction for closing lt ZZ Holes for hooks lt How to remove the grille gt 1 Hold the stoppers on the grille 2 places to the OPEN direction arrow mark and then pull down to open the grille Remove the hooks of the grille to dismount it lt How to remove the filter gt 1 Push holders a
39. before turning off the power supply when the auto restart function is enabled If the power supply is turned off while the system is operating the indoor unit fan will start immediately when the power supply is turned on In addition the outdoor unit starts operating 3 minutes after the power supply is turned on 18 E SETTING TO DISABLE BUTTON OPERATION lt Wired remote control gt The following button operations be disabled If the button is pressed 10 OPER is displayed indicating that the button is disabled and the original display returns Consult your dealer for NVALID OPER setting button button LOUVER button button 9 FAN SPEED button TIMER button E INSTALLATION RELOCATION AND INSPECTION MAINTENANCE Please observe the following points in order to use the air conditioner in a safe and comfortable manner Make sure to request your dealer for installation and do not attempt to do by yourself INSTALLATION LOCATION Is the system installed in a well ventilated place Are there any obstacles If so it leads to the decrease of the efficiency and the increase of operation noise Avoid the place where cool warm air and operation noise cause problems to your neighbors ELECTRICAL WORK A Caution Make sure to perform grounding work Do not connect the ground wire to any gas pipe water pipe or wires of lightning conductors and telephones If the gr
40. d leakage Electrostatic Should be of specified volume or more Replace parts regularly instrument 500 V The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less 10 years mega Tester Driver visual It should not be loose Retighten it if it is loose Every year inspection There should be no deposited foreign matter Clean with a brush in case of deposited foreign Before 25 000 Hr matter adhesion the air Tester Should be of a specified resistance value Replace it if it is outside the specified resistance value Conditioning Visual inspection There should be no deposited foreign matter Clean with a brush in case of deposited foreign season 95 000 Hr Visual inspection matter adhesion There should be no abnormal display Replace or correct the part Tester visual Should be of a specified resistance value Replace it in case of disconnection and short inspection There should be no cracking or discoloration circuit ee es ee ee Visual inspection There should be no deformation Replace it in case of malfunction deformation and discoloration Visual inspection It should operate as prescribed there should be no 25 000 Hr deformation There should be no deformation or discoloration Switching power source Output voltage measurement Tester Output voltage should be within a specified value Replace it if there is voltage abnormality t0years eat
41. de and either the OFF timer or Sleep timer mode at the same time the OFF timer e If you press the Timer button and OPER is displayed the button can be operated because the button operation is disabled If you want to make the button effective consult your dealer If you do not press any button for several minutes after pressing the Timer button Timer mode ends and the e When the weekly timer setting recovers from power failures the setting data four settings per day remain stored but holiday settings will automatically override the settings for each day F HOW TO PERFORM THE TIMER OPERATION lt WIRED REMOTE CONTROL gt SETTING THE TIME Timer operation is performed based on the time of the clock which is set by the following steps Make sure to set the time to the current time correctly MITSUBISHI TEMP OON OFF amp TIMER S FAN SPEED MODE x Y D ep RESET LOUVER VENTI D e Q OeheN 1 Press TIMER button The mode changes to timer mode Current day of the week and Current time are displayed v gt MON TUE WED THU FRI SAT pem a CLOCK SET Display area 7 2 Press SET button SUN MON TUE WED THU FRI SAT The display area shows current time ioe sf DAY Press or Y button Place the mark above the day of the week to the current day
42. displayed the errors display is turned off and the stop mode returns If OON OFF button is pressed again the errors are displayed F ROOM TEMPERATURE DISPLAY If room temperature display setting is activated room temperature is displayed on the remote control display Then airflow display turns off but airflow adjusting button is operative Consult your dealer for settings The room temperature display Press A button AIR CON No are displayed in order from the lowest In addition if any errors have occurred to the unit in the past error codes can be found here too Press W button to display in the reverse order 3 Press DON OFF button Return to the original display The AIR CON No can be displayed without relation to its modes of operation stop forcible stop due to an error Buttons other than AIR CON No W ON OFF cannot be operated F STANDBY DISPLAY During the first operation after breaker power supply input or the recovery from power failure M PREPARAT IW can be displayed on the remote control for max 30 minutes The refrigerant oil protection control is activated to protect the compressor and this isn t a failure Please wait till the display turns off TIME SET UP switch Sets current time reSee page 14 switch Used to reset the microcomputer if the display of remote control has troub
43. e is set as the right figure Adjust the current time referring L Ac cl if the remote control is not found or damaged to page 14 The figure is for operation and only the pm you can operate the air conditioner with itself See PE ort current time is displayed for stopping Lo LILIN 2 How to use the backup button on page 15 13 HOW TO USE lt WIRELESS REMOTE CONTROL gt HOW TO OPERATE Muay In order to protect both indoor outdoor air conditioners keep the power supply on for six hours before initial operation Do turn off the power supply Power is distributed to the crankcase heater even if the compressor is stopped This keeps the compressor warm and prevents failures caused by accumulation of liquid refrigerant The operation of remote control must be performed slowly and steadily OPERATION 1 Press ON OFF button 1 wg The operation display light Green turns on and the operation starts The setting status is displayed on the liquid crystal area on the remote 1 9 EN 2 control ec de 2 Press MODE button Current operation mode is indicated with the marks besides the operation mode icons The mode will change in the following order by pressing the button AUTO gt COOL gt lt FAN lt DRY ON OFF CANCEL Operation mo TIME ACL SETUP 3 Press TEMP button Set the room
44. e BACKUP button to resume 7 Please contact your dealer and inform them address No and error code symptom of Check monitor Timer check the trouble air conditioner type and model name etc indicator lamp e Press the ON OFF button to stay the air conditioner on the stop mode WHEN LONG FLASHING LIGHT sinks or seconds IS SHED FROM THE TIMER CHECK INDICATOR LAMP YELLOW NY Clean the filter LJ t See page 16 e When cumulative running time reaches to 120 hours long flashing light lights for 2 seconds hye blinks for 1 second is shed from the timer check indicator lamp yellow N e After cleaning of filter press the FILTER button on the remote control to turn off the filter cleaning sign Press the button for one second or more 2y Timer check indicator lamp The cumulative running time for filter sign can be changed Consult your dealer for more information Ceiling cassette 4 way FDT Ceiling cassette 4 way Compact 600x600mm FDTC f WHEN SHORT FLASHING LIGHT ia ostens IS SHED FROM THE TIMER CHECK INDICATOR LAMP YELLOW ESomething is wrong with the air conditioner e Immediately after the timer check indicator lamp flashes lights for 0 5 seconds and blinks for 0 5 seconds the air conditioner stops e Address No and error code are shown on the display on the indoor unit e The monitor display is turned off after the display t
45. e life of the parts and as 10 hours day and 2500 hours year in a normal operating failure starts and how the failure rate increases as the time passes equipment It is difficult to establish a technological measure condition without frequent start stop This may vary according to against the random fault At the moment statistical handling is the the operating condition Please check the calculation basis of the only measure against the random fault elapsed year when making a maintenance contract 20 Explanation of symbols Conduct the cleaning and adjustment according to the inspection result Random failure _ 8 Wear out failure A In case of abnormality after inspection replace or repair the corresponding part Conduct the periodic replacement consumable components Part Name Regular Inspection Conductivity check resistance measurement Appearance check Conductivity check Insulation resistance appearance check Crankcase heater Anti freezing heater Circuit insulation resistance check Electric component box including inverter Terminal part connector looseness check Electrolytic capacitor Capacitor electrolytic appearance check Measurement of electrical capacitance and insulation resistance Appearance check Terminal part screw looseness deposit of dirt Smoothing capacitor Terminal Electric and block electronic parts HIC board short circuit check Vi
46. e timer mode the timer mode ends and the display returns to 2 e The timer operations executed in order and the number the original one and time display are turned off when all the timer operations If you select day of the week for which setting for the current day are completed have already been made all the timer numbers that have been set are displayed And the details of the timer setting for the number which has 4 mark is displayed You can modify the selected setting by overwriting it e If you set ON timer and OFF timer operating at the same time OFF timer will precede f the same two times are set for ON timer on the same day the lower number precedes TO PERFORM THE TIMER OPERATION M Weekly timer Holiday Setting It is possible to temporarily disable each day s timer setting by using the Holiday Setting When the Holiday Setting is cancelled the timer setting is enabled again lt WIRED REMOTE CONTROL gt 1 the Weekly timer mode select and set HOLIDAY SET t See Selection of Weekly timer mode step 1 to 5 on page 7 4 MITSUBISHI MITSUBISHI v SUN MON TUE WED THU FRI SAT jg displayed the display area is flashing dy SET DAY is displayed Gp 4 2 Press A button Move the Y mark displayed above the days of week to the day which you want to set as Holiday amp Press A
47. ectiva LV 2006 95 EC A marca CE aplica se zona de fornecimento de energia a 50 Hz To KAIUOTIOTIKO GUUMOPOWVETAL TNV o nyia 2004 108 Tepi NAEKTPOJAYVNTIKAG EMC kat tnv o ny a LV 2006 95 EK To CE toxVEl u vov o n sivat 50 Hz ENGLISH FRANCAIS DEUTSCH ITALIANO ESPANOL NEDERLANDS PORTUGUES PSA012B790 Thank you very much for your purchase of this packaged air conditioning system produced by Mitsubishi Heavy Industries Please read through this manual before using the product and use the product appropriately according to the instructions in the manual After you have read the manual store it with the warranty certificate in a safe place It will help you when you have questions or problems Do not vent R410A into the atmosphere R410A is a fluorinated greenhouse gas d specified in the Kyoto Protocol and its Global Warming Potential GWP is 1975 The emission sound pressure level from each Indoor and Outdoor unit is under 70 dB A SAFETY PRECAUTIONS aaan aa a agan Nah Eanan ENEP Enean AESA alaga Nang ana GN Nga ng SENASA kananga uan da Nai bank gan dun KENEEN WH HOW TO USE lt WIRED REMOTE CONTROL gt NAMES AND FUNCTIONS OF REMOTE CONTROL BUTTONS EE ETN apaa at alec a nace eed cata aana a Eni a a aaa
48. ed ae or aadi 9 At 1 The operation is invalid at 4 speed The unit operates with the maximum fan speed 5 Press LOUVER button If the indoor unit is equipped with the auto swing function press the LOUVER button once and current louver status is displayed If the indoor unit is not equipped with the auto swing function the message 1 N ALIL OFER is displayed e For the louver operation 1 gt See page 11 12 Press LOUVER button and change the display to SWING e For the louver stopping See page 11 12 Press once while the louver is operating to display stop positions in order Press the button once more at the preferred stop position to stop the louver at that position Effective stop position See page 11 to 12 For automatic middle For cooling dehumidifying operation Horizontal For heating 2 downwards Stop Press ON OFF button There may be a case that NVALID OFER is displayed when any button mentioned in the above is pressed but it is not a malfunction In that case the operation of the button is prohibited When you start to operate the unit for the first time after turning the power supply on the default settings are listed below You can change them as you like Central control Turned off O
49. emoved Otherwise it may lead to injuries Do not operate or stop the unit by using the power supply switch It may lead to fire or water leakage During thunderstorm e If auto restart is set effectively the fan may rotate suddenly Causing injuries Do not touch blowout port when the swing louver After several seasons of MOVSS Otherwise it may lead to Do not strain the remote control cord A part of core wire may be cut off causing electric leakage Do not use water heater etc near the indoor unit or remote control If a Vapor generating appliance is used near them it may lead inspections and maintenances to water drop causing electric ALAS Sl leakage or short circuit Do not place any object Do not use the unit where S nor allow fallen leaves to pile powner Fine powder or fiber passing through the air filter may Stagnate inside the unit and lead to electric leak or short ignition or smoking by touching even Do not place objects S under the unit which must avoid being exposed to water Over 80 percent humidity or the clogging of drain pipe may damage them through dew dropping PRECAUTIONS FOR RELOCATION OR REPAIRING A CAUTION Never perform any modification Contact your dealer for repairing Improper repairing may lead to water leakage electric shock or fire
50. en making a maintenance contract 19 Explanation of symbols Conduct the cleaning and adjustment according to the inspection result Random failure A In case of abnormality after inspection replace or repair the corresponding part _ 88 Wear out failure Conduct the periodic replacement consumable components Mainly OUtGOOTF parts and built in components The distinction between the indoor and outdoor assumes the air conditioner for a store and a multiple air conditioner for a building This may vary depending on the configuration of the unit such as equipment air conditioner Part Name Regular Inspection Preventive Maintenance Inspection Maintenance Interval Elapsed Years Details of Inspection Inspection Method Criteria lt Standard gt Details of Maintenance Used Hours Duration 2 3 5 6 12 13 14 15 Check of peeling off and floating of paint coating Visual inspection There should be no extreme rust generation Paintwork by repair coating Guard etc Check of fractures and cracks of plastic parts cracks fracture etc Replace it if there is any damage such as cracks and fracture Structural Check of rust and peeling off of the heat insulation Visual inspection There should be no extreme rust or damage of heat If the heat insulation material is peeled off repair component Frame bottom plate etc material insulation material and stick it
51. ess A button to display the settings in the reverse order Select the timer operation number on a day of the week you want to cancel 3 If you press the RESET button the remote control will e return to the previous screen and display GHELK LANLEL 3 Press SET button CANCEL is displayed If you press the RESET button the remote control will return to the previous screen and display CHECK SETTING 4 Press SET button CANCELLED is displayed and the displayed detail timer operation If you press ON OFF button while timer mode setting disappears and is canceled is under setting timer mode is canceled and the Ny SETTING is displayed again Repeat step 2 to 4 to continue canceling other settings display will return to the original one e f you do not press any button for several minutes after entering the timer mode the 5 timer mode ends and the display returns to the Press OON OFF button original one Timer mode ends F HOW TO PERFORM THE TIMER OPERATION lt WIRED REMOTE CONTROL gt TIMER CANCELLATION MODE 1 Press TIMER button Timer mode begins The current The day of the week and the current time are 4 MITSUBISHI displayed STRIES LTD 4 Vv SUN MON TUE WED THU FRI SAT CLOCK Y ON OFF 7 2 Press V button for five times 4
52. ginal position 5 When putting the inlet grille back in place slide the levers in the opposite direction and check to be sure that the grille does not come open I Ceiling suspended FDE Floor Standing FDF 1 Slide the lever of the inlet grille 2 Pressing the inlet grille press the filter Please take out the air filter by backward gt direction and open it to remove it from the tab and pull it pulling carefully the both sides of the downwards downwards inlet grille When mounting press the lever forward When attaching the filter insert the until it snaps filter into the tabs of the inlet grille Duct connected High static pressure FDU Duct connected Middle static pressure FDUM Air filter is attached when the air conditioner is installed so consult your dealer about how to remove or clean it How to clean MAINTENANCE OF THE UNIT 1 Wash away for cleaning If it is not so dirty tap it use e Clean the unit by wiping with a piece of soft and dry cloth cleaner If the unit is very dirty wipe it with a piece of cloth wet with If it is very dirty dissolve some neutral detergent in lukewarm neutral detergent dissolved in lukewarm water and wipe it water approximately 30 C rinse the filter with it and wash off with clean water the detergent away completely 2 After the air filter is dried mount it to the main body and press AT THE END OF THE PERIOD OF USE RESET but
53. ime e When nothing is displayed on the monitor operate the remote control or press the BACKUP button resume Check monitor Timer check 55 11 nee lamp Please contact your dealer and inform them address No and error code symptom of the trouble air conditioner type and model name etc e Press the ON OFF button to stay the air conditioner the stop mode BZ LL WHEN LONG FLASHING LIGHT 2222522225 IS SHED FROM THE TIMER CHECK INDICATOR LAMP YELLO Clean the filter TIMER a Timer check indicator lamp t See page 16 e When cumulative running time reaches to 120 hours long flashing light lights for 2 seconds and blinks for 1 second is shed from the timer check indicator lamp yellow e After cleaning of filter press the FILTER button on the remote control to turn off the filter cleaning sign Press the button for one second or more The cumulative running time for filter sign can be changed Consult your dealer for more information 15 BACKUP BUTTON In case of battery exhausted or loss or any trouble of remote control the air conditioner can be operated with the BACKUP button on the indoor unit display part Ceiling suspended FDE Ceiling cassette 4 way FDT Backup button Ceiling cassette 4 way Compact 600x600mm FDTC button In case of FDE FDT FDTC ON OFF Press backup button
54. ing heating capacity will get reduced Moreover it leads to waste of electricity and larger operation noise e It may cause failure Dew may form and drop during cooling Do not block the inlet and outlet grilles of the indoor and outdoor units Excessive load to the unit may cause failure Keep moderate room temperature Too much cooling or heating is not good for your health It will also waste the electricity Block direct sunlight and prevent draft Block direct sunlight with blinds and curtains during cooling Close the windows and doors except when ventilation is necessary Adjust the airflow properly Do not expose yourself directly to the airflow for too long time For small animals and plants it is harmful as well If you feel cold underneath your feet during heating If the ceiling is so high that the warm airflow does not circulate underneath your feet it is recommended to use a circulator Consult your dealer for more detail Stop the operation and turn the power supply off if there are any possibility of lightning strikes during a thunderstorm Lightning strikes may lead to the failure of air conditioning system E INSPECTION DISPLAY FILTER SIGN AIR CONDITIONER NUMBER STANDBY AND ROOM TEMPERATURE DISPLAY NAMES AND FUNCTIONS OF REMOTE CONTROL BUTTONS lt wIRELESS REMOTE CONTROL gt
55. ion There should be no extreme rust or deformation Clean with a brush or wash with water in case of ie yea aioe extreme dust adhesion RTTE Sound audibility check Audible inspection There should be no abnormal sound generation When a bearing sound is loud replace the bearing 1 Fan motor Insulation resistance measurement 500 V mega The resistance value should be 1 MQ or more When the resistance value is 1 MQ or less replace 20 000 Hr the motor a Regular lubrication is required Audible inspection There should be no abnormal sound generation Replace parts regularly Automatic louver Insulation resistance abnormal sound generation 500 V mega audible The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less motor inspection there should be no abnormal sound Check the clogging of foreign matters and the flow Visual inspection There should be no drainage clogging Cleaning of drain pan inclination check of drain water Check of peeling off and floating of paint coating There should be no abnormal rust generation and Repair coating or replace the drain pan depending hole opening on the problem level Check the drainage condition Visual inspection Should be drained normally Replace it in case of drain defect Drain system Check the clogging and dirt of the water supply Visual inspection There should be no clogging or dirt Clean it in case of clogging
56. lay returns to the one shown in step 1 4 Press ON OFF button Timer mode ends MiCanceling Holiday Setting 1 in the Weekly timer mode select and set HOLIDAY SET t See Selection of Weekly timer mode step 1 to 5 on page 7 2 Press A or V button Move the mark displayed above the day of week to the day on which you want to cancel Holiday setting Select the day of the week that has been set as holiday 3 Press SET button display is turned off and the following is displayed SUN MON TUE WED THU FRI SAT lights HOLIDAY CANCEL ont for two seconds e If you press button while timer mode is under setting timer mode is canceled and the display will return to the original one e f you do not press any button for several minutes after entering the timer mode the timer mode ends and the display returns to the original one y SUN MON TUE WED THU FRI SAT lights d acl DAY lights After the holiday setting has been completed the display of the remote control returns to that of step 1 Repeat step 2 and 3 to continue canceling further holiday settings 4 Press OON OFF button Timer mode ends Weekly timer Checking 1 In the Weekly timer mode select and set CHECK CANCEL 4 MITSUBISHI MITSUBISHI t See Selection of Weekly timer mode step 1 to 5 on page 7 The display shows the detailed timer ope
57. les press ACL switch WIRELESS REMOTE CONTROL HANDLING PROCEDURE REPLACING THE BATTERIES HOW TO OPERATE If the following occurs the batteries are exhausted Replace them with new ones When you press each button of wireless remote e When the signal is transmitted the AIR CON does not display reception e The display fades away or does not show anything 1 Pull out the cover to set Radio Interference eae i of operation indicator will flash B payattenton Prevention Setting 2 Replace the old S ar Itis possible to sent in two ways batteries with Press switch with AIR FLOW button kept pressing or insert the new ones R03x2 Re batteries with AIR FLOW button VS kept pressing slowly and steadily control directing properly to the receiving part of the air conditioner the signal is transmitted If the air conditioner receives the signal correctly the light The operation of remote control must be performed ABOUT REMOTE CONTROL HOLDER Pi 4 The remote control be mounted on the wall or ATTENTION pillar with the remote control holder 3 Close cover Do not use old and new batteries Slide from the upper part of the holder to place or take out the remote control 4 Adjust the current time e Remove the batteries when the ATTENTION tS See page 14 remote control is not u
58. lowing is displayed if the number of the indoor units connected to the remote control more than one G TIMER SET FAN SPEED qt SELECT Ce 2 Ee REBET LOUVE VENTI 4 2 Press button selection of indoor unit Select the indoor unit of which the louver is set EXAMPLE 2 4 6 8 1 10000 xe 10002 T0003 3 5 7 9 3 Press SET button determination of indoor unit Selected indoor unit is fixed e For FDT and FDTC type in case the louver No to be set is uncertain set Piping side aCe LAWUO lights for two seconds h any louver temporarily The louver Louver No 4 will swing once when the setting for FDT DATA LOADING is completed and it is possible to confirm the louver No and the a No 5 position After that choose the correct louver No and set the top and bottom Press A button selection of louver No Select the louver No to be set according to the left figure positions re EXAMPLE rain hose side side For FDE type set louver No 1 Control bos No A Se Ne Ns Other settings selected have no Louver No No 4 7 effect for FDTC Note For FDE select I Hp a Other louver No settings have no effect 5 Press SET button Determination of louver No The louver No to be set is confirmed and the display shows the upper limit of the movable range
59. m may be stopped depending on the room temperature at the OS ge start of heating operation please wait for a while and the operation automatically switches to the normal heating operation e At defrost operation during heating operation When frost may easily formed on the outdoor unit the heating operation automatically is stopped both indoor outdoor unit stop fan operation for approximately 5 to 10 minutes per hour and defrosting is operated After the defrosting is complete the DEFRUS operation automatically switches back to the normal operation HEATING OPERATION e Heat pump type Heat pump type heating applies the mechanism that draws the heat from the outside air to warm up the room by means of the refrigerant Defrost operation During heating with a heat pump type air conditioner frost will be formed on the outdoor unit if the temperature outside the room drops If left alone the heating efficiency decreases In order to deal with this the operation is automatically switched to defrost operation to remove the frost During the period the airflow of indoor outdoor unit is stopped and heating defrost is displayed Outer air temperature and heating capacity The heating efficiency of heat pump type air conditioner decreases as the outside temperature becomes lower If the capacity of air conditioner for heating is not sufficient please use other heating device Time required until the roo
60. m temperature increases A heat type air conditioner circulates warm air to warm the entire room so it takes a while to rise up the room temperature It is recommended to start operation earlier on a very cold day e When room temperature adjusting device operates during heating If room temperature rises and the room temperature adjusting device is activated the airflow becomes automatically low When the room temperature drops it switched back automatically to the normal operation AUTO RESTART lt wiren remote controL gt An auto restart function which is disabled at the factory setting is applicable to the remote control Consult your dealer E What is auto restart When a power failure occurs or the power supply is turned off the function allows the system to automatically resume operation with the remote control setting made set before the power failure when the power supply recovers If the system is stopped before power failure it remains stopped after the power recover Note that in the following cases it is needed to set again with the remote control Timer setting is cancelled But the sleep timer recovers after power failure recovers When recovering from a power failure holiday setting will override the weekly timer setting And time setting returns to default To return to original setting after time setting execute holiday cancel Louver stops at the horizontal position Make sure to stop the operation
61. mperature 20 000 Hr inspection change Operation and insulation performances of 500 V mega The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less Electromagnetic valve four electromagnetic valve four way switching valve etc 90 000 Hr way switching valve etc Corrosion abnormal sound Visual and audible There should be no abnormal sound or corrosion inspection Container etc Corrosion of accumulator oil separator etc Visual inspection There should be no abnormal corrosion Repair coating in case of corrosion generation 20 000 Hr Jamuna ai EA gpi tt Protection Operation pressure gas leakage insulation Pressure gauge etc Operate it at a setting value Replace it if it does not operate within the Shuto device resistance Observe the rules specified by the laws and permissible range of setting values 25 000 Hr an regulations arts J Appearance check swelling of fusible alloy Visual inspection The fusible alloy should be in a normal position Replace the device if fusible alloy is swelling out of Fusible plug the normal position 000 Hr Piping in the unit Refrigerant system parts Note 1 Random fault is an unexpected failure which occurs before Note 2 The elapsed year marked with assumes the operating time Note 3 _ illustrates the estimated timing when the wear out the wear is progressed within the servic
62. ng CANCELLED is displayed do TIMER lights The remote control has main sub units silent setting cannot be operated with sub unit e After the silent mode is set the following is displayed for 3 seconds at the set time and the unit returns to the original display At the ON time SILENT MODE ON At the OFF time SILENT MODE OFF e If you select 21 44 how you can continue the silent mode until it is canceled At the first ON time When you press W button and the duration is decreased by two hours the display shows SILENT MUDE UN for three seconds andre ums to ondifial display If you press RESET button the ON TIME SET display returns 7 Press button to set the duration Select OFF time When you press A button and the duration is increased by two hours as below 27 BH gt Mf gt pour hour OFF e If you press WON OFF button while timer mode is under setting timer mode is 8 Press SET button canceled and the display will return to the The setting is fiked and displayed original one Note that the setting which has SET COMPLETE is displayed and the silent mode setting ends not been completed is canceled The setting display turns off and returns to original display EHOW TO ADJUST THE LOUVER CASE oF FDT FDE lt WIRED REMOTE CONTROL gt
63. ng when extremely Refrigerant or contact wear worn system paris Electronic expansion Operation check Tactile inspection Circulation of refrigerant should be felt Replace it when locking occurs ote valve Operation sound by power on off pressure check Audible and tactile There should be driving sound and temperature 20 000 Hr inspection change switching valve etc Operation and insulation performances of 500 V mega The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less aan ale aa electromagnetic valve four way switching valve etc 20 000 Hr a y Corrosion abnormal sound Visual and audible There should be no abnormal sound or corrosion l 10 years SS gt m a 1 1 inspection Circuit insulation resistance check 500 V mega The resistance value should be 1 MQ or more Clean with a brush in case of extreme dust Electric component Terminal part connector looseness check Driver visual There should be no looseness at the connecting adhesion box inspection part Replace it if the resistance value is 1 MQ or less including inverter There should be no deposited foreign matter Retighten or reinsert it if there is looseness There should be no abnormal display Electric and electronic Switching power Output voltage measurement Tester Output voltage should be within a specified value parts source transf
64. nvalid e When plural remote controllers are connected louver position setting cannot be set by slave remote control 12 E HOW TO OPERATE VENTILATION WHEN A VENTILATOR IS INSTALLED lt WIRED REMOTE CONTROL gt When the ventilator is set to NO VENTI LINK the ventilator can be turned on and off independently regardless of the operation of the air conditioner When the ventilator is set to VENTI LINK the ventilator operation will be interlocked with the air conditioner operation 4 MITSUBISHI OON OFF FAN SPEED MODE Stop Press 2 VENTILATION OPERATION NOT LINKED WITH UNIT S OPERATION VENTI button again sa e If no ventilator is connected no operation can be performed by pressing the ventilation button INVALID OFER is displayed VENTILATION OPERATION LINKED WITH UNIT S OPERATION 1 Press ON OFF button If a ventilator is connected ventilation will operate automatically is displayed Stop Press OON OFF button again e No operation can be performed by pressing the ventilation button FOR COMFORTABLE USE C3INVALID is displayed Clean the filter frequently filter should be cleaned when the Filter cleaning message is displayed and at the ends of cooling and heating seasons i See page 16 If the filter is clogged e The cool
65. op the operation at PM 9 00 1 Press ON OFF button when the air conditioner stops The air conditioner starts to operate OFF timer can be set only in case the air conditioner is in operation 90 2 Press OFF timer button 1 OFF timer display blinks _ Bea 3 Press or button to adjust to PM 9 00 3 Displayed time will be changed by 10 minutes by pressing the buttons CTR 4 Press OFF timer button OFF timer display OFF stops flashing and lights and the setting is 2 4 completed Press within 60 seconds ME TIMER CHECK display lamp of the air conditioner lights The receiving part of indoor unit At PM 9 00 TIMER CHECK display lamp turns off and the air conditioner Cancellation will stops operating Press CANCEL button to turn off the TIMER display and timer is canceled e After TIMER setting if ON OFF button is pressed before the setting time TIMER display turns off and the TIMER is canceled Time change Press OFF TIMER button to set again PROGRAM TIMER OPERATION By setting both ON timer and OFF timer the settings turn into PROGRAM timer mode Operation and stopping can be performed at the same time of each day by setting program timer once 1 Set ON timer Press ON timer button and set the time with or button Press ON timer button again 2 Set OFF timer Press OFF timer button and set the time with or button Press OFF timer button again Both ON TIMER and
66. operation if the system is used in environment where oils and fats are from the indoor unit during frequently used such as in restaurants In this case consult the dealer and clean the heat exchanger operation The operation switched to The operation may switch to fan operation automatically in order to avoid frost being built up on the surface of fan operation during cooling the heat exchanger The operation will soon return to cooling operation operation The indoor fan does The indoor unit fan may continue operating for 40 seconds in order to remove remaining heat in the indoor not stop even when the unit operation is stopped in Do not turn off the power supply until the fan stops heating mode The air conditioning system During the first minutes after stopping operation it is not possible to perform cooling dehumidifying or cannot start operating again heating operation even if the ON OFF button is pressed to indicate operation This is because a circuit for immediately after stopping protecting the compressor is activated the fan is operating during this period No air comes out during During dehumidifying operation the fan speed is automatically controlled in low speed stop cycle in order to dehumidifying operation avoid both drastic temperature drop and humidity rise The airflow volume cannot be changed The swing louver moves The swing louver automatically swings twice when the power supply switch is turned
67. opping or falling During the operationor maintenance do not use an unstable footrest It may lead to injuries resulting from falling Be careful so that the D dust does not get into your eyes when removing the air filter spray etc near the unit nor blow directly to the unit It may lead to fire Before maintenance e make sure to stop operation and cut off the power The fan inside rotates at high speeds for a long term cut off the power The accumulation of dirt may lead to heat generation or fire But before resuming the operation turn on the unit for six hours beforehand to save harmless Do not place any other S household goods below or of the indoor unit by our company mount on it Do not operate the air conditioner while the air filter is removed Piled up dust may lead to malfunction stop the operation and turn off the switch A lightning strike may lead to failure operating inspections and maintenances are required except routine care and cleaning Accumulated dirt or dust inside the indoor unit may cause odor water leakage through the clogging of water discharging pipe for dehumidification Specialized information and skills are required for around the outdoor unit up Fallen leaves may induce insects and worms in them and they may lead to failure electric components Do not use with inlet outlet grilles or other panel r
68. ormer Temperature sensor Open short circuit earth appearance check Tester visual Should be of a specified resistance value Replace it in case of disconnection and short Humidistat inspection There should be no cracking or discoloration circuit Remote control Check the controllability by the operation Visual inspection LCD should display as operated Replace it in case of failure of the following switch capability of control and the display Replace it if there is voltage abnormality Note 1 Random fault is an unexpected failure which occurs before Note 2 The elapsed year marked with assumes the operating time Note 3 _ illustrates the estimated timing when the wear out Note 4 The inspection timing of filter is basically every week However the the wear is progressed within the service life of the parts and as 10 hours day and 2500 hours year in a normal operating failure starts and how the failure rate increases as the time passes contamination state varies depending on the type of filter and the equipment It is difficult to establish a technological measure condition without frequent start stop This may vary according to use condition Therefore conduct the inspection in arbitrary cycles against the random fault At the moment statistical handling is the the operating condition Please check the calculation basis of the according to the use condition only measure against the random fault elapsed year wh
69. ound work is not good it may lead to electric shock A Caution A leakage breaker is necessary depending on the installation environment If it is not mounted there it may lead to electric shock Only qualified specialists of electrical and grounding work can do these works according to electric equipment technical standards E Is the wiring designated for the air conditioner E Is the remote control mounted correctly In the case of exposed wiring is the wiring fixed with the attached screw Is the attached remote control clamps used for fixing the remote control cord Is the remote control mounted at a height where children cannot reach RELOCATION Warning Make sure to consult a dealer or specialist if it is required to relocate and reinstall the air conditioning system If the air conditioning system is installed incorrectly water leakage electric shock and or fire may occur Note that an installation fee will be charged for relocation and installation INSPECTION MAINTENANCE Normally the efficiency of the air conditioning system will become lower after a while because dirt accumulates inside the system This occurs gradually in around 3 years of use depending on the condition of use and surrounding environment It is thus necessary to conduct inspection maintenance in addition to regular maintenance We recommend you to consult the dealer from whom you purchased the system and make a contract for periodical inspection
70. peration changeover With auto mode auto cooling Without auto mode cooling Set temperature 23 C Fan Louver position Horizontal HOW TO PERFORM THE TIMER OPERATION lt WIRED REMOTE CONTROL gt THE SELECTION OF TIMER MODE gt ae MITSUBISHI NG I A Cs TIMER Sl FAN SPEED MODE v Ca RESET LOUVER VENTI 123 Functions of each timer operation Sleep timer When the specified period of time elapses operation stops 10 settings are available from an hour later OFF to 10 hours later OFF The unit will stop when the setting time is reached e OFF timer The unit stops operating at the setting time It will operate one time per setting e ON timer The unit starts to operate at the setting time The temperature can be set together It will operate one time per setting e Weekly timer You can set up to four ON OFF timers per day Once Weekly timer is set it repeats every week 1 Press TIMER button The mode changes to timer mode Current day of the week and Current time are displayed EXAMPLE Sunday 1 o clock in the afternoon i Display area S N MON TUE WED THU FRI SAT rir Lah Lah 2 CLOCK SET lights 2 Press A or button By pressing A button it is possible to choose the item to set W CL
71. r mode the timer mode ends and the display returns to the original one WEEKLY TIMER SETTING 1 Inthe Weekly timer mode select TIMER SET T and press SET button to confirm t See step 1 to 5 in Selection of Weekly timer mode above 4 q Je MITSUBISHI ly i SUN MON TUE WED THU FRI SAT is flashing fy SET lay is displayed in the display area i TEMP ON OFF _ 2 Press button Set the W mark above the day of the week to the day to be set we for timer setting Press W to move to the right left TIMER sir MODE respectively A and will move flashing v If you press the A button the day SUN to SAT indicated with REJET LOUVER VENTI the flashing Y mark will change one day at a time If you press 5 the A button when the Y mark is indicating SAT multiple Y marks will appear and flash above MON to FRI Press the A button again and multiple W marks will appear and flash above SUN to SAT every day The same schedule can be applied to all the days indicated with the W marks by using this function Press RESET button to return to selecting Weekly timer mode screen and JIMERSET is displayed t See the above step 3 20460810 3050799011013 lt ln case Monday is set gt 3 Press SET button The
72. r pipe conductor rods or telephones Incomplete grounding may cause electric shock through leakage of electricity leakage breaker Otherwise electric shock may occur Please consult your dealer or a specialist for the mounting flammable gas leakage can happen If leaked gas stagnates in the unit the gas may cause fire drain pipe so that the water is completely drained Otherwise water may leak wet household goods 3 HN OPERATION PRECAUTIONS A DANGER ag This can be the limit is necessary in case used by children aged from 8 years and above and persons with reduced physical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children shall not play S with the appliance Cleaning and user maintenance shall not be Make sure to mount a 0 made by children without supervision Do not expose yourself directly to cooled air flow for a long time or cool too much ne It may be cause of oe 9 deconditioning or health disorder Do not insert fingers or S Sticks into the air inlet or NGAEN elena les Make sure to layout the may cause injuries because of the fan rotating at high hatte If the unit has been submerged under water
73. ration setting information of the smallest timer operation number on the day of the week as shown on the left But if not set SETTING is displayed 2 Press button Ce Co Detailed timer operation settings are displayed in accordance with the timer operation you have selected Press W button to display from Sunday and the lowest timer operation number Press A button to display the settings in the reverse order 2 Press OON OFF button Timer mode ends M Weekly timer mode Setting Canceling It is possible to cancel Weekly timer mode settings of each day of the week as well as individual timer operation number See Timer Operation Cancellation Mode on page 10 to cancel settings of all days of week gt 1 In the Weekly timer mode select and set CANCEL 4 t See Selection of Weekly timer mode step 1 to 5 on 7 The display shows the detailed timer operation setting information of the smallest timer operation number on the day of the week as shown on the left 2 Press button Detailed timer operation settings are displayed in accordance with the timer operation you have selected FAN SPEED MODE zy LOUVER VENTI Press button to display from Sunday and the lowest timer operation number Pr
74. rrow mark and filter frame arrow mark and remove the filter from the holders Then slide the filter in the indicated direction to remove it from the grille lt How to mount the filter gt 1 Check that the filter is on the right side and that its orientation is correct Then hook it to the hooks Insert in the way indicated with arrow mark 2 Ensure to insert the holders of the grille into the filters holes until clicking sounds are heard lt How to mount the grille gt 1 Mount the hooks of the grille to the holes on the panel The hooks on the grille can be mounted in all 4 directions 2 Close the grille while pressing the stoppers on the grille 2 places to the OPEN direction Then release the stoppers A Caution Mount the filter to the grille securely Otherwise it may lead to decreased efficiency due to leakage of flow from the gap A Caution Mount the grille securely Otherwise it may fall A Caution When the stopper is deformed or damaged repair or replace without delay Otherwise the grille may fall SHOW TO MAINTAIN Ceiling cassette 4 way Compact 600x600mm FDTC 1 Slide the inlet grille levers in the direction of the arrow Eb and open it downwards 2 Release the inlet grille stopper 3 Pull the filter towards you 4 When the filter is put in place insert the filter into the hooks on the inlet grille and be sure to return the stopper to its ori
75. s transformer Cooling fan Insulation resistance abnormal sound generation 500 V mega audible The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less inspection there should be no abnormal sound Replace it in case of fan lock Appearance check Visual inspection There should be no deformation or discoloration Replace it when it is shutdown Random fault is an unexpected failure which occurs before the wear is progressed within the service life of the parts and equipment It is difficult to establish a technological measure against the random fault At the moment statistical handling is the only measure against the random fault a aii E S S ST f Coe n ne Note 3 s illustrates the estimated timing when the wear out failure starts and how the failure rate increases as the time passes Note 2 The elapsed year marked with assumes the operating time as 10 hours day and 2500 hours year in a normal operating condition without frequent start stop This may vary according to the operating condition Please check the calculation basis of the elapsed year when making a maintenance contract 21 22 Wa MITSUBISHI HEAVY INDUSTRIES LTD AIR CONDITIONING amp REFRIGERATION DIVISION 3 1 Asahi Nishibiwajima cho Kiyosu Aichi 452 8561 Japan http www mhi co jp MITSUBISHI HEAVY INDUSTRIES AIR CONDITIONING EUROPE LTD 7 Roundwood Avenue Stockley Park Uxbridge
76. sed for a long When any error occurs the time not place the remote control to the following display e The recommendable effective period places Prose of a battery is about 6 to 12 months The place exposed to direct sunlight or other ACL It depends on the usage strong lighting SUGEH wih e The place exposed to high temperature for a ballpoint e The recommendable effective EXAMPLE on the electric carpet or near a stove period is printed on the battery the signal receiving part of the air conditioner is This may be shorter due to manufacturing time of the unit e However the battery may be still working in order after expiry date If the remote control is set as Radio Interference Prevention Setting it returns to default when the batteries are removed It is necessary to perform the next procedures again and the unit MHandle it with utmost attention exposed to direct sunlight or other strong lighting it may not receive the signal In this case shut out the sunlight or turn down the lighting not place anything between the remote control IDo not operate the remote control for other electric appliances which can be operated with a remote control gre aa wie aa Ka se sane ucts wk Gare SANE A eee ee Remove the batteries when the remote control is When the batteries are inserted each operation mode 27 no not used for a long tim
77. ss SET button The display of the detailed timer setting is turned off and after the message CANCELLED is displayed for two seconds D SLEEP TIMERS is displayed again step 4 above Repeat steps 4 to 6 to continue canceling timer mode settings e If you press DON OFF button while timer mode is under setting timer mode is canceled and the display will return to the original one If you do not press any button for several minutes after entering the timer mode the timer mode ends and the display returns to the original one 10 If you would like to quit cancellation press the RESET button to return to the WEEKLY TIMER display step 4 above 6 Press SET button to confirm The day of the week display area turns off and after the message CANCELLED is displayed for two seconds the display returns to SLEEP TIMER step 4 above These operation settings cancel all days of the week 7 Press ON OFF button Timer mode ends SHOW TO OPERATE IN SILENT MODE lt WIRED REMOTE CONTROL gt When the silent mode is set the unit operates more silently reducing noise from the outdoor unit The system applies the silent operation mode at the starting time to be set and finish it after a certain period of time has passed Once the system is set to operate with the silent mode the setting is applied everyday until it is canceled Silent Mode Setting 4 In the timer mode set
78. sual check of dirt adhesion to the board etc Electrical component including boards etc Self diagnosis mode appearance check Pressure sensor Open short circuit earth appearance check Preventive Maintenance Elapsed Years Inspection Mai so 2 Maintenance Interval Note 1 temperature sensor Electromagnetic switch Overcurrent relay Operation appearance check Switch etc including Rough contact surface FFB ELB Auxiliary relay etc Tester It should be in a conducting state Replace it if it is not a conducting state 500 V mega The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less 8 years Visual inspection There should be no abnormality Tester It should be in a conducting state Replace it if it is not in a conducting state 500 V mega visual The resistance value should be 1 MQ or more Replace it if the resistance value is 1 MQ or less 20 000 Hr inspection there should be no abnormality fof 500 V mega The resistance value should be 1 MQ or more Clean with a brush in case of extreme dust adhesion Replace it if the resistance value is 1 MQ or less Driver visual There should be no looseness at the connecting Retighten or re insert it if there is looseness inspection part 25 000 Hr Visual inspection There should be no liquid leakage or deformation Appearance check replace it if there is liqui
79. t the cleaning and adjustment according to the inspection result Random failure by the laws and regulations of each country conduct the maintenance deterioration of parts and the degradation of performance As to the parts A In case of abnormality after inspection replace or repair the corresponding part sil WVear out failure and inspection according to the specified rules too As to the preventive replacement and repair after the inspection the timing is set by estimating maintenance the regular inspection interval is indicated as the inspection the operation time or use time when the wear out failure period is reached Conduct the periodic replacement consumable components interval and the predicted interval of the implementation of cleaning and Mainly indoor parts and built in components The distinction between the indoor and outdoor assumes the air conditioner for a store and a multiple air conditioner for a building This may vary depending on the configuration of the unit such as equipment air conditioner Part Name Regular Inspection Preventive Maintenance Details of Inspection Inspection Method Criteria lt Standard gt Details of Maintenance Maintenance interval plepeedeale a Decorative panel Check of dirt and scratch Visual inspection There should be no extreme dirt scratches or Cleaning with neutral detergent paintwork by design part deformation repair coating mbanun Cleaning object
80. ted Repair or replace it when gas leakage is detected Vibration proof rubber Check of deterioration and hardening of rubber Visual and audible Vibration insulation function should not be Replace it when deteriorated or hardened EET years inspection impaired u Visual check of vibration and balance Visual inspection Should not be in an extremely vibrating condition Replace it in case of vibration and extreme Fan unbalance Fan casing Check of dust adhesion and appearance Visual inspection There should be no extreme rust or deformation Clean with a brush or wash with water in case of 10 years rT TT Ventilation system parts Bearing oam Haa _ a Co pn Sympathetic vibration contact and corrosion of Visual inspection There should be no abnormal sympathetic Replace it or readjust the piping when extremely the piping in the unit vibration sound or corrosion corroded Cleaning object item 5 years Due to atmospheric Sympathetic vibration and contact of capillary tube Visual inspection There should be no abnormal sympathetic vibration Replace it or readjust the piping when extremely 20 000 Hr E ie TTT Td Operation check Tactile inspection Circulation of refrigerant should be felt Replace it when locking occurs We A INA Electronic expansion valve Operation sound by power on off pressure check Audible and tactile There should be driving sound and te
81. temperature by pressing or button ie AN D KAN 26 to 28 4 Press FAN SPEED button saeh aaa an 21 to 24 gt MED gt LO FAN SPEED can be changed in order HEAT 22 to 24 C sasaosan asana TEMP setting is een 5 Press AIR FLOW button _ _ Effective AIR FLOW direction t see page 15 Operation mode can be changed even AUTO mode operation Intermediate when the unit stops Cooling dehumidifying mode Horizontal e If you operate under the same condition Heating mode Downwards operation mode set temperature airflow louver just follow step 1 no other operations are necessary The conditions which were set previously are indicated on the remote control Stop Press ON OFF button CURRENT TIME SETTING PROCEDURE The timer is set on the current time Adjust the current time correctly at first of all EXAMPLE AM morning 8 00 setting 1 Press TIME SET UP switch Press it with the tip of ballpoint etc The time display blinks be set AUC to the current time ONSET in FLOW 2 Press or button to adjust to AM 8 00 E Morning AM After noon PM FILTER MODE The displayed time changes by 1 minute when pressing the button Cases e f or button is pressed during the blinking fast forward or fast 1 3 backward can be done e In case the buttons are not
82. the current day of the week and current time t See page 6 step 1 to 7 2 Press SET button for three seconds or more The remote control goes into silent mode setting and the following is displayed mere SET SILENT Y or CANCEL SILENT lights 3 Press A or button If button is pressed CANCEL SILENT amp is displayed If A button is pressed SILENT is displayed C Select SET SILENT Y FANSPEEO MODE If you press the RESET button the remote control return to LOUVER VENTI the original screen 4 Press SET button The following setting is displayed Opm 2 101 flashing dos SET TIMER lights 5 Press A or button Set the ON TIME Set Hour If you hold A or the number in Hour display changes and if you release it the number stops changing Set Minute If you press A or button the number in the display becomes larger or smaller by ten minutes If you press the RESET button the remote control return to the SET SILENT FT display Press SET button The ON TIME is set and the following is displayed Silent Mode Setting Opm EF flashing Select CANCEL SILENT in step 2 press TIMER SET OK lights for two seconds SET button and silent setting is canceled howe Y ending the silent mode _ flashi
83. ting AIR CON No button the number of the connected AIR CON TANANAN unit and error codes of the units which have the record are displayed ROOM TEMP TIME SETTING button TEMP OON OFF Sets room temperature by pressing A Jor DZ button ICS 2 Press button Cn wit 4 Press AIR CON No button 2 Sets time when setting the time php e gp AIR CON No and error codes are AIR No display mode appears O ONTIMER button YA o G gt Gan displayed in order from the lowest and the AIR CON of the lowest number Sets ON TIMER operation See page 14 Press V to display in ihe is displayed Other displays all turn off OFF TIMER button TIMER CANCEL button 4 ESN Noe Orme Sets OFF TIMER operation reSee page 14 Used to cancel the TIMER SETTINGS 3 Press OON OFF button Return to the AIR CON of the lowest number if errors have occurred for some of the connected AIR CON units Only the units for which errors have occurred stop operating The remote control shows the operating units 1 Press AIR CON No button AIR CON No display mode appears 2 Press A button AIR CON No are displayed in order from the lowest And error codes are displayed on the unit in trouble Press W button to display in the reverse order Press OON OFF button Return to the AIR CON of the lowest number e If OON OFF button is pressed once while errors are
84. ton When time display lights the time is fixed In case of OFF timer setting setting process is completed on this step A _ mark lights MON gt MON under the day of the week which you set and the display appears as the left image Proceed to MiNext setting and Exiting Weekly timer Mode on the right page In case of ON timer setting TENPSETON is displayed proceed to step 10 10 Press A or V button Select either TEMP SET ON Tor TEMP SET OFF 1 1 Press SET button In case TEMP SET OFF has been selected ON timer setting process is completed A _ mark lights MON gt MON under the day of the week which you set and the display appears as the left image Proceed to MiNext setting and Exiting Weekly timer Mode on the right page In case TFMP ON has been selected TAA SETUP is displayed Proceed to step 12 12 Press the temperature setting buttons or WD Press the or the button to increase or decrease by 1 Set the temperature at the start of operation Press the reset button to return to the display TEMP SET ON Y 1 3 Press SET button ON timer setting with start up temperature has been completed The value of the temperature stops flashing and lights A _ mark lights MON gt MON under the day of the week which you set and the display appears as the left image Proceed to MiNext setting and exiting Weekly timer mode
85. ton after long period of use ATTENTION e Make sure to turn off the power supply The air conditioner consumes several tens of watts electricity even if it is stopped e Clean the air filter and mount it e Clean the indoor outdoor units AT THE BEGINNING OF THE PERIOD OF USE after a long unused period e Make sure that there is no object blocking the airflow around the inlet and outlet grilles of the indoor outdoor unit e Inspect the air filter If it is dirty clean and mount it e Turn on the power supply button for 6 hours before starting the operation e Do not dry by exposing the air filter to the direct sunlight or using fire Otherwise the filter may be damaged e Do not operate the air conditioner with the filter removed Otherwise it may lead to trouble TROUBLE SHOOTING Check the following items before requiring service THE UNIT DOES NOT WORK AT ALL Is the power supply switch Is there a blackout or is the lt Is the leakage breaker turned off fuse blown activated ON L gt a Dangerous Immediately turn W off the power supply switch Wal contact your dealer POOR COOLING NO AIRFLOW AT HEATING Is sunlight or other strong illumination striking the receive unit wireless unit POOR COOLING OR HEATING Is the air filter clogged Is the swing louver Are there any obstacles Is the direct daylight Is the unit in the hori
86. utions provide you important information related to safety please make sure to observe them The symbols used throughout the main text of this manual have the following meaning A A marks mean danger alarm and caution The specified prohibited item is described in the triangle The left mark means Shock hazard sure to have the Q installation done by your dealer or a specialist If you install by yourself and the unit is not properly installed water leakage electric shock fire and injuries caused by the drop of the unit may occur alarm S Omarks mean prohibited items The specified prohibited item is described in the circle or in the vicinage marks mean compulsory action or instruction The specified prohibited item is described in the circle The left mark means Earth is needed have read the manual always store it where other users can refer to at any time If new owner takes over the system make sure to pass this manual F INSTALLATION PRECAUTIONS A DANGER The preventive measures that the density of leaked refrigerant does not exceed of installing the unit ina small room The leakage of refrigerant may cause oxygen deficiency accident Consult your dealer for the measures A CAUTION Make sure to perform D grounding work Do not connect grounding wire to any gas pipe wate
87. with set temperature The time display is turned off ON timer and either Sleep timer OFF timer are set together the temperature of ON timer is not displayed ON timer and either Sleep timer or OFF timer set together OFF timer or Sleep timer precedes 10 Press OON OFF button The timer mode is finished WEEKLY TIMER MODE NWSelection of Weekly timer mode You can set up to four ON OFF timers per day Note Set time every month in Weekly timer mode 1 Press TIMER button 2 Press V button for four times CLOGK SET WI gt SLEEP TIMERS gt OFF TIMER gt E QM TIMER WEEKLY TIMER 1 D 3 Press SET button TIMER SET Tis displayed in the display area NG AN 4 Press or button irom i v By pressing or button it is possible to choose the item to set RE LOUVER VENTI TIMER SET Y for setting the timer t O B HOLIDAY SET 2 for setting the selected day of the week to holiday t CANCEL 4 for checking the timer setting and canceling individual settings 5 Press SET button The selected mode is fixed 1 2 4 35 NOTICE e If you press OON OFF button while timer mode is under setting timer mode is canceled and the display will return to the original one e If you do not press any button for several minutes after entering the time
88. zontal during blocking the air inlet coming into the room heating preparation heating outlet grill e Are there any mode the swing unexpected heat See page 18 gt sources the airflow may not fi N room reach down to e Are there too many N N the floor CY people in the room NG If after checking the items above the air conditioner still does not operate normally or in the next cases stop operating and contact your dealer e f the fuse and breaker blow frequently e If water drips at cooling dehumidifying operation If the operation or operation noise is abnormal e f the check indicator light flashes The phenomena mentioned below is not malfunction The air conditioning system Sounds of rustling or gurgling may be heard when the operation is started when the compressor is activated sounds as if water is deactivated during operation or when the operation is stopped These are the sounds of the refrigerant draining from it flowing through the system Sounds of rustling or These sounds can be heard when the air conditioning system is performing automatic control gurgling may be heard from a stopped indoor unit The supply air from the The supply air from the indoor unit may smell bad if the smell of cigarettes cosmetics and or furniture has indoor unit smells bad saturated the air conditioning system White vapor is generated White vapor may be generated during

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