INSTALLATION MANUAL
Contents
1. f EH Red i SEXES White S Black Bhat hy B Indoor unit Secondary qd R emote controller cable E N Bus wire 1 Local purchase 7 3 eee Indoor unit j Secondary e amp 1 2 13 Earth Ground the remote controller if it has a earth ground line Connect the remote controller wires to the primary unit Wired remote controller is recommended using simultaneous twin or triple connection Tighten the indoor unit connection cable and power supply indoor and outdoor unit branch box terminal board connections firmly with the terminal board screws Faulty connection may cause a fire If the indoor unit connection cable and power supply are wired incorrectly the air conditioner may be damaged Connect the indoor unit connection cable by matching the numbers of the outdoor branch box and indoor units terminal board numbers as shown in terminal label Earth Ground both the indoor and outdoor branch box units by attaching an earth ground cable Unit shall be earthed grounded in compliance with the applicable local and na tional cables Be sure to refer to the above diagram for do correct field wiring Wrong wiring causes malfunction of the unit Check local electrical rules and also any specific wiring instructions or limitation 5 2 Connection cable preparation K2. E 3 Attach the connector cover Connector cover 7 3 Attach the intake grille The installation is the reverse of REMOVING THE INTAKE GRILLE The intake grille can be rotated and installed 4 ways to suit the user s preference Z CAUTION The louver angle cannot be changed if the power is not on If moved by hand it may be damaged The grille assembly is directionally relative to the air conditioner body Install so that there is no gap between the grille assembly and the air conditioner body The cassette grille equips with an accessory to prevent the grill completely open Be sure to read the INSTALLATION SHEET included with the cassette grille before instal lation 8 FUNCTION SETTING N CAUTION Confirm whether the wiring work for outdoor unit has been finished Confirm whether the cap for electric control box on the outdoor unit is close This procedure changes to the function settings used to control the indoor unit according to the installation conditions Incorrect settings can cause the indoor unit malfunction After the power is turned on perform the FUNCTION SETTING according to the instal lation conditions using the remote controller The settings may be selected between the following two Funct
3. 1 ilc Ground line z J 2 2 P Os o w 3 3 1 O 1 2 7 7 2 3 197 3 BEN Wired remote controller cable Wired remote Indoor unit HN Earth Ground line Ind it JL Ld pcs prole Secondary N Contro line l Q Power line Red 1 I wh R 1 2 ite W Black 2 3 B 3 Remote controller cable Earth Ground the remote controller if it has a earth ground line Indoor unit Secondary Flexible multi branch box l Connection cable Indoor unit Outdoor unit Earth Ground line Branch box ev 090 196 e zt iF 1B ZFA 1 2 g 20 x2 2 By 3c 83 Lo TY c9 3 Control line Control line Power line gt oOo Indoor uni Power line amp Q 1 18 2 213 3 3 zi wo Wired remote controller cable Wedins Indoor unit controller a Ot 1 Red R White 2 3 iJ Black B Remote controller cable Earth Ground the remote controller if it has a earth ground line En 7 Wired remote controller cable Indoor unit Primary Wired remote controller
4. Pipe outside diameter mm in Thickness mm 6 35 1 4 0 80 9 52 3 8 0 80 12 70 1 2 0 80 15 88 5 8 1 00 19 05 3 4 1 20 4 2 Pipe requirement N CAUTION Refer to the Installation Manual of the outdoor unit for description of the length and the diameter of connecting pipe or for difference of its elevation Use pipe with water resistant heat insulation CAUTION Install heat insulation around both the gas and liquid pipes Failure to do so may cause water leaks Use heat insulation with heat resistance above 120 C Reverse cycle model only In addition if the humidity level at the installation location of the refrigerant piping is expected to exceed 70 install heat insulation around the refrigerant piping If the expected humidity level is 70 8096 use heat insulation that is 15 mm or thicker and if the expected humidity exceeds 80 use heat insulation that is 20 mm or thicker If heat insulation is used that is not as thick as specified condensation may form on the surface of the insulation In addition use heat insulation with heat conductivity of 0 045W m K or less at 20 C 4 3 Flare connection pipe connection 4 3 1 Flaring Use special pipe cutter and flare tool exclusive for R410A 1 Cut the connection pipe to the necessary length with a pipe cutter 2 Hold the pipe downward so that cuttings will not enter the pipe and remove any burrs 3 I
5. Auto changeover operates under the same mode with model R C address 00 t should not be connected to any other Gr that is not of the same series A G only Standard Standard Simultaneous Simultaneous pair pair twin triple Outdoor Outdoor Outdoor Outdoor unit 1 unit 2 unit 3 unit 4 m Remote Indoor Indoor Indoor Indoor Indoor Indoor Indoor controller unit unit 2 unit 3 unit 2 unit junit junit 4 HH JH R C address 1 1 DIP switch setting 00 01 02 1 93 1 E 1 06 K _ Hl t 44 A A4 1 1 1 1 1 1 Refrigerant circuit 1 1 1 address setting 1 1 1 Function number 02 00 01 02 02 03 03 03 1 1 1 1 1 ji EMO E EE UM TE EERE E mcdia cx E I 1 1 Primary Secondary setting 1 1 1 Function number 51 1 1 1 00 00 00 01 00 01 01 Transmission cable Power supply cable Power supply cable Remote controller cable Bus wire 8 4 3 Dual remote controllers 2 separate remote controllers can be used to operate the indoor units The timer and self diagnosis functions cannot be used on the secondary unit of remote controller 1 Wiring method indoor unit to remote controller Indoor unit When earth ground wire is necessary Secondary unit Remote Remote controller controller 2 Remote controller DIP s
6. Remote Indoor Indoor Indoor Indoor controller unit unit unit unit IN address 00 01 02 03 DIP switch setting Transmission cable Power supply cable 74 Power supply cable Remote controller cable Bus wire Settings when simultaneous Multi is included 3 Set the refrigerant circuit address Remote controller setting 1 Turn on all of the indoor units Turn on the indoor unit with the R C address 00 last Within 1 minute 2 Set the refrigerant circuit address Assign the same number to all of the indoor units connected to an outdoor unit The unit is factory set to 00 Refrigerant circuit address Function Number Setting Value 00 01 02 00 15 14 15 En 13 Function Number Setting Value Prima 00 51 Secondary 01 After completing the function settings turn off all of the indoor units and then turn them back on If error code 21 22 24 or 27 is displayed there may be an incorrect setting Perform the remote controller setting again NOTE When different indoor unit models are connected using the group control system some functions may no longer be available If the group control system contains multiple units that are operated simultaneously con nect and set the units as shown below
7. Earth Ground line Outdoor urit Standard pair Q Connection cable 4 1 i i 2 ane ae Indoor unit Earth Ground line Outdoor unit B 7 7 2 7 9 16 GI 5 gt IT Power line t Indoor unit TS Earth Ground line RE 1 Secondary Control line 2 iwi 2 L Q n 3 3 Power line Control line 1 2 Wired remote controller cable 3 Wired remote Indoor unit controller EL 00 amp c Wired remote controller cable Wired remote 1 A ree R Indoor unit Primary controller ite 2 H w 8 Black 3 V B ro fA Red R Whit Indoor unit Remote controller cable 2 BU Earth Ground the remote controller if it has a earth ground line 3 7 B Indoor unit bent Flexible multi Ts Remote controller cable 11 Bus wire Connection cable ES Q Local purchase Indoor unit Earth Ground line Outdoor unit x d 1 6 9 5 S Power line Li tj 1 3 2 m 7 2 z Earth Ground the remote controller if it has a earth ground line 3 C 3 A Control line Connect the remote controller wires to the primary unit Indoor unit Simultaneous triple 18 type only Connection cable Junction box Local purchase C9 JF Indoor unit Primary Earth Outdoor unit
8. The air conditioner signal code is factory set to A Contact your retailer to change the signal code The remote controller resets to signal code A when the batteries in the remote controller are replaced If you use a signal code other than signal code A reset the signal code after replacing the batteries If you do not know the air conditioner signal code setting try each of the signal codes H bh c cd until you find the code which operates the air conditioner STEP 2 Selecting the Function Number and Setting Value 1 Press the SET TEMP A buttons to select the function number Press the MODE button to switch between the left and right digits 2 Press the FAN button to proceed to setting the value Press the FAN button again to return to the function number selection 3 Press the SET TEMP A buttons to select the setting value Press the MODE button to switch between the left and right digits 4 Press the TIMER MODE button and START STOP button in the order listed to confirm the settings 5 Press the RESET button to cancel the function setting mode 6 After completing the FUNCTION SETTING be sure to turn off the power and turn it on again Function number Setting value BN STOP ECONOMY N CAUTION After turning off the power wait 30 seconds or more before turning on it again The FUNCTION SETTING doesn t become effective if it doesn
9. _ Auto restart Indoor room temperature sensor switching function P 5 Heater room temperature correction 6 7 After completing the FUNCTION SETTING be sure to turn off the power and turn it on again 8 3 Selecting the remote controller signal code When using the wireless remote controller When 2 or more air conditioners are installed in a room and the remote controller is operating an air conditioner other than the one you wish to set change the signal code of the remote controller to operate only the air conditioner you wish to set 4 selections possible When 2 or more air conditioners are installed in a room please contact your retailer to set the individual air conditioner signal codes Confirm the setting of the remote controller signal code and the printed circuit board setting If these are not confirmed the remote controller cannot be used to operate for the air conditioner Selecting the Remote Controller Signal Code Use the following steps to select the signal code of the remote controller Note that the air conditioner cannot receive a signal code if the air conditioner has not been set for the signal code 1 Press the START STOP button until only the clock is displayed on the remote control ler display 2 Press the MODE button for at least 5 seconds to display the current signal code initially set to 3 Press the SET TEMP A V b
10. connection cable colors with those of the outdoor unit or branch box Erroneous wiring may cause burning of the electric parts Securely connect the connection cables to the terminal blocks In addition secure the cables with wiring holders Improper connections either in the wiring or at the ends of the wiring can cause a malfunction electric shock or fire Always fasten the outside covering of the connection cable with the cable clamp If the insulator is chafed electric leakage may occur Securely install the electrical box cover on the unit An improperly installed electrical box cover can cause serious accidents such as electric shock or fire through exposure to dust or water Install sleeves into any holes made in the walls for wiring Otherwise a short circuit could result Install a earth ground leakage breaker In addition install the earth ground leakage breaker so that the entire AC main power supply is cut off at the same time Otherwise electric shock or fire could result Always connect the earth ground wire Improper earthing grounding work can cause electric shocks Install the remote controller cable and bus wire so as not to be direct touched with your hand 1 Use ring terminals with insulating sleeves as shown in the figure below to connect to the terminal block 2 Securely clamp the ring terminals to the wires using an appropriate tool so that the wires do not come
11. damage Is the connection cable the speci fied thickness No operation heat or burn damage Are the inlets and outlets free of any No cooling No heating obstacles After installation is completed has the proper operation and handling been explained to the user 11 OPTIONAL KIT INSTALLATION OPTION N WARNING Regulation of cable differs from each locality refer in accordance with local rules This air conditioner can be connected with the following optional kits Option type Connector No Fresh air intake CN6 External input CN102 External output CN103 Wired Remote Controller Fresh air intake kit o External input External output kit Wired Remote Controller 12 CUSTOMER GUIDANCE Explain the following to the customer in accordance with the operating manual 1 Starting and stopping method operation switching temperature adjustment timer air flow switching and other remote controller unit operations 2 Air filter removal and cleaning and how to use the air louvers 3 Give the operating and Installation Manuals to the customer 4 If the signal code is changed explain to the customer how it changed the system returns to signal code A when the batteries in the remote controller unit are replaced 4 is applicable to
12. error e 9 7 7 Outdoor unit fan motor 2 error e 9 e 8 o g H 4 way valve error e 9 e 9 o 99 y Coil expansion valve error e 9 e 10 o oA Discharge temp error e 10 e 1 o Compressor temp error 10 e 3 o H3 E P High pressure error e 10 4 AY Es Low pressure error e 10 e 5 o AS i 43 2 Branch boxes error 13 2 4 Flexible Multi Display mode 6 0 55 ON 0 55 OFF 0 1s ON 0 15 OFF Number of flashing Troubleshooting with the indoor unit display TIMER Lamp ECONOMY Lamp ORANGE GREEN OPERATION Lamp GREEN MANUAL AUTO Troubleshooting at the remote controller LCD This is possible only on the wired remote controller Self diagnosis If an error occurs the following display will be shown Er will appear in the set room temperature display R C address Error code SU MO TJ WE FR SA 08 1 Er EX Self diagnosis
13. loose 3 Use the specified wires connect them securely and fasten them so that there is no stress placed on the terminals 4 Use an appropriate screwdriver to tighten the terminal screws Do not use a screw driver that is too small otherwise the screw heads may be damaged and prevent the screws from being properly tightened 5 Do not tighten the terminal screws too much otherwise the screws may break 6 See the table 1 for the terminal screw tightening torques e uu Ko Ring terminal Screw with FH special washer Screw with gt special washer Ring terminal Sleeve Wire Ring Wire P terminal Terminal r board Terminal block Tightening torque Table 1 M4screw 1 2 to 1 8 N m 12 to 18 kgf cm N WARNING Use crimp type terminals and tighten the terminal screws to the specified torques otherwise abnormal overheating may be produced and possibly cause heavy damage inside the unit En 6 Simultaneous twin 18 22 24 type only 5 1 Wiring system diagram Connection cable Connection diagrams Junction box Lo Indoor unit Prima cal purchase i
14. mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance 2 ABOUT THE UNIT Precautions for using R410A NWARNING Do not introduce any substance other than the prescribed refrigerant into the refrigera tion cycle If air enters the refrigeration cycle the pressure in the refrigeration cycle will become abnormally high and cause the piping to rupture If there is a refrigerant leak make sure that it does not exceed the concentration limit If a refrigerant leak exceeds the concentration limit it can lead to accidents such as oxygen starvation Do not touch refrigerant that has leaked from the refrigerant pipe connections or other area Touching the refrigerant directly can cause frostbite If a refrigerant leak occurs during operation immediately vacate the premises and thor oughly ventilate the area If the refrigerant comes in contact with a flame it produces a toxic gas 2 2 Special tool for R410A Z WARNING To install a unit that uses R410A refrigerant use dedicated tools and piping materi als that have been manufactured specifically for R410A use Because the pressure of R410A refrigerant is approximately 1 6 times higher than the R22 failure to use
15. strange noises and whether the drain pump functions normally En 4 4 PIPE INSTALLATION CAUTION Be careful that foreign matter oil water etc does not enter the piping with refrigerant R410A models Also when storing the piping securely seal the openings by pinching taping etc While brazing the pipes be sure to purge with dry nitrogen gas 4 1 Selecting the pipe material CAUTION Do not use existing pipes Use pipes that have clean external and internal sides without any contamination which may cause trouble during use such as sulfur oxide dust cutting waste oil or water It is necessary to use seamless copper pipes Material Phosphor deoxidized seamless copper pipes It is desirable that the amount of residual oil is less than 40 mg 10 m Do not use copper pipes that have a collapsed deformed or discolored portion es pecially on the interior surface Otherwise the expansion valve or capillary tube may become blocked with contaminants Improper pipe selection will degrade performance As an air conditioner using R410A incurs pressure higher than when using conventional refrigerant it is necessary to choose adequate materials Thicknesses of copper pipes used with R410A are as shown in the table Never use copper pipes thinner than those indicated in the table even if they are available on the market Thicknesses of Annealed Copper Pipes R410A
16. the indoor unit that is connected to the outdoor uni as the primary using a transmission cable Function Number Setting Value Prima 00 51 Secondary 01 3 After completing the function settings turn off all of the indoor units and then turn them back on f error code 21 22 24 or 27 is displayed there may be an incorrect setting Perform the remote controller setting again Twin type 18 22 24 type only Out door unit Remote Indoor Indoor controller unit unit 2 primary secondary gd 1 address 00 01 DIP switch setting 1 i Primary Secondary setting 00 01 Function number 51 1 Triple type 18type only Out door unit 7 74 Remote Indoor Indoor Indoor controller unit unit unit 3 primary secondary secondary 1 1 address 00 01 02 DIP switch setting i i Pe ee Pk i i Primary Secondary setting 00 i 01 01 Function number 51 1 1 Transmission cable Power supply cable Power supply cable Remote controller cable Bus wire En 12 8 4 2 Group control system CAUTION 4 Set the primary and secondary settings Remote controller setting Set the indoor unit that is connected to the outdoor unit using a transmission cable
17. the reverse side to open it Slide in the direction of the arrow while pressing the mark 2 Insert batteries Be sure to align the battery polarities correctly 3 Close the battery compartment lid Y En 8 Z CAUTION Take care to prevent infants from accidentally swallowing batteries When not using the Remote Controller for an extended period remove the batteries to avoid possible leakage and damage to the unit If leaking battery fluid comes in contact with your skin eyes or mouth immediately wash with copious amounts of water and consult your physician Dead batteries should be removed immediately and disposed of properly either in a battery collection receptacle or to the appropriate authority Do not attempt to recharge dry batteries NOTE Never mix new and used batteries or batteries of different types Batteries should last about 1 year under normal use If the Remote Controller s operating range becomes appreciably reduced replace the batteries and press the RESET button with the tip of a ballpoint pen or other small object 6 2 Installing the remote controller holder Z CAUTION Check that the indoor unit correctly receives the signal from the remote controller then install the remote controller holder Select the remote controller holder selection site by paying careful attention to the following Avoid places in direct sunlight Select a pl
18. using wireless remote controller En 14 13 ERROR CODES If you use a wireless remote controller the lamp on the photo detector unit will output error codes by way of blinking patterns If you use a wired type remote controller error codes will appear on the remote controller display See the lamp blinking patterns and error codes in the table An error display is displayed only during operation Error display Wired OPERA TIMER ECONO remote Description TION lamp lamp MY lamp Controller green green Error code tt Serial communication error 1 1 1 2 Wired remote controller e e 2 ig communication error Check run unfinished e 1 5 I5 R C address or Refrigerant circuit 2 1 address setting error Simultaneous Multi Indoor unit capacity error e 2 2 ee Combination error 2 j Connection R C address error indoor secondary unit Simultaneous Multi 2 e gt Connection address error indoor unit or branch unit Flex ible Multi Primary unit secondary unit set 2 07 2 e up error Simultaneous Multi Power supply interruption error e 3 e o Ji EUN o Indoor unit PCB model e 3 e Jg information error Manual auto switch error e 3 e 5 2 5 Inlet air temp sensor error 4 1 Indoor unit
19. AIR CONDITIONER INDOOR UNIT Compact Cassette Type INSTALLATION MANUAL INSTALLATION MANUAL For authorized service personnel only INSTALLATIONSANLEITUNG Nur f r autorisiertes Personal MANUEL D INSTALLATION Pour le personnel agr uniquement MANUAL DE INSTALACI N Solo para personal autorizado MANUALE D INSTALLAZIONE Ad uso esclusivo del personale autorizzato EI XEIPIAIO ETKATAZTAZHZ EEOUDIOSOTNUEVO TIPOOWTTIKO o pic MANUAL DE INSTALAGAO Apenas para t cnicos autorizados YCTAHOBKE KURULUM KILAVUZU Yetkili servis personeli icindir PART NO 9379124010 05 T rkce Portugu s EAAnvika Italiano Espa ol Fran ais Deutsch English INSTALLATION MANUAL PART No 9379124010 05 INDOOR UNIT Compact Cassette Type Contents 1 SARETY PRECAUTIONS x 1 2 ABOUT THE UNIT 2 1 Precautions for using R410A refrigerant 2 2 Special tool for R410A 2 3 Accessories 2 4 Cassette grille accessories 2 5 Optional parts 3 INSTALLATION WORK tracti tinte erbe reo Lene HEARTS 2 3 1 Selecting an installation location 3 2 Installation dimension m 3 3 Installation the nit trottoir tre nette intet reote 3 4 PIPE INSTALLATION 4 1 Selecting the pipe material 4 2
20. Heat Ex Middle temp e 2 Indoor unit fan motor error 5 1 b Drain pump error e 5 3 o 53 pM Damper error e 5 e 7 o 1 P Indoor unit error 5 e 15 bl H LI Outdoor unit main PCB model e 6 2 E c information error or communication error Inverter error e 6 3 o 53 Active filter error PFC circuit error e 6 e 4 Trip terminal L error e 6 e 5 65 Display PCB microcomputers e 6 10 ER communication error Discharge temp sensor error 7 1 s Compressor temp sensor error 7 2 12 d Outdoor unit Heat Ex liquid temp 7 3 13 2 sensor error Outdoor temp sensor error 7 4 o IM p Suction Gas temp sensor error e 7 5 15 P En 15 2 lve t 7 e 6 o 16 way valve temp sensor error 3 way valve temp sensor error Heat sink temp sensor error e 7 e 7 74 Sub cool Heat Ex gas inlet temp sensor error e 8 e 82 Sub cool Heat Ex gas outlet temp sensor error Liquid pipe temp sensor error e 8 3 o B3 Current sensor error e 5 4 o py Discharge pressure sensor error e 8 6 o 895 Suction pressure sensor error High pressure switch error Trip detection e 9 4 o gy Compressor rotor position e 9 e 5 a g5 detection error permanent stop Outdoor unit fan motor 1
21. Pipe requirement 4 3 Flare connection pipe connection 4 4 Installing heat insulation 5 ELECTRICAL WIRING 5 1 Wiring system diagram 5 2 Connection cable preparation 5 3 Connection of wiring 6 REMOTE CONTROLLER SETTING raptor 8 6 1 Eoad batteries ROS BROS M 2 ie iine nei cepe inni ets 8 6 2 Installing the remote controller holder ee 9 7 CASSETTE GRILLE INSTALLATION 7 1 Remove the intake grille 9 7 2 Installing the panel to indoor unit eee 9 1 3 Attach the intake grille tn cocer tte reo titt ette rettet 10 8 FUNCTION SETTING 8 1 Operation method 8 2 Function setting 8 3 Selecting the remote controller signal 11 8 4 Special installation methods eese 12 9 TEST RUIN e M 14 pie ze dq 14 11 OPTIONAL KIT INSTALLATION OPTION antra tnnt ttti 14 12 CUSTOMER GUIDANCE 13 ERROR CODES 1 SAFETY PRECAUTIONS Be sure to read this Manual thoroughly before installation The warnings and precautions indicated in this Manual contain important information per taining to your safety Be sure to observe them Hand this Manual together with the Operating Manual to the customer Request the cus tomer to keep them on hand for future use such as for relocating
22. ace that will not be affected by the heat from a stove etc Install the remote controller with a distance of 7 m between the remote controller and the photocell as the criteria However when installing the remote controller check that it operates positively Install the remote controller holder to a wall pillar etc with the tapping screw 1 Mount the holder 2 Set the remote controller Press in Mb Bon 3 To remove the remote controller when use at hand Slide up f Pull out 7 CASSETTE GRILLE INSTALLATION Installation according to the Installation instruction sheet Cassette grille Be sure to confirm there is no gap between the panel and main unit after installing the Cassette grille 7 1 Remove the intake grille 1 Slide the 2 grille hooks En 9 2 Open the intake grille and remove 7 2 Installing the panel to indoor unit 1 Install the cassette grille on the indoor unit DRAIN mark PIPE mark Align the stamped marks on the cassette grille to the pipe and the drain of the indoor unit Screw NCAUTION Use only the supplied screws to install the cassette grille Indoor unit Sealant P Ceiling Cassette grille WY No gap between ceiling and cassette grille around entire perimeter 2 Connect the connector Wire display WHITE Wire louver WHITE Wire louver RED
23. as the Group control cannot be used when using it by the flexible multi type Anumber of indoor units can be operated at the same time using a single remote controller 1 Wiring method indoor unit to remote controller Indoor Indoor Indoor Indoor unit unit unit 3 unit 4 mM pel 1 2 3 T 11213 Bus wire Remote controller cable Remote controller When earth ground wire is necessary 2 Set the R C address DIP switch setting Set the R C address of each indoor unit using the DIP switches on the indoor unit circuit board See the following table and figure The DIP switches are normally set to make the R C address 00 Indoor unit R C address DIP SWITCH No 1 2 3 4 Qo 00 OF OFF OFF OFF 01 OFF OFF OFF 02 OF ON OFF OFF 03 G 04 OFF OFF ON OFF 05 ON OFF ON OFF 06 OF ON ON OFF 07 ON ON ON OFF 08 OF OFF OFF ON 09 ON OFF OFF ON 10 OFF ON OFF ON KE 11 ON ON OFF ON 12 OF OFF ON ON 13 ON OFF ON ON 14 OFF ON ON ON 15 ON ON ON ON NOTE Be sure to set the R C address sequentially Outdoor Outdoor Outdoor Outdoor unit unit 2 unit 3 unit 4
24. can be easily installed 7 8 9 Install the unit where the drain pipe can be easily installed Install the unit where noise and vibration is not amplified Take servicing etc into consideration and leave the spaces Also install the unit where the filter can be removed 3 2 Installation dimension n 570 Indoor unit 0580 660 Ceiling openings 700 Cassette Grille 540 Hanging bolt position 75 ek ToT The ceiling rear height as shown in the figure N S 250 250 Strong and durable ceiling o T o 262 service access or more gt z e CERES Min 450 o Drain pipe O D 926 1 SE 1 000 102 40_ 99 SE m 25 or more Obstruction SO T E E S Floor Unit mm N This product can be installed at a height of up to 3 000mm A 1 7 A However 7000 9000 Btu h model can not be installed in high places C fi b ole Q Perform the Function Setting on the remote control in accordance with the installed height Ceilin ontro TX 98 See 8 2 Function setting 9 Liquid pipe Gas pipe Unit mm Discharge direction setting The discharge direction can be selected as shown below Be sure to keep sufficient spa
25. ce in the designated position for future maintenance Toor mon 3 3 2 Body installation 4 1 Install special nut A then special nut onto the hanging bolt 2 Raise the body and mount its hooks onto the hanging bolt between the special nuts 3 Turn special nut B to adjust the height of the body i Please ensure sufficient A EEE N WARNING a E ee during installation Perform final tightening by tightening the double nut firmly i i Be sure to install the body horizontally and adjust the height below the body and the ceiling surface properly 4 directions 3 directions Unit mm En 3 Special nut A Hook After installing the Special nut B L body tighten the nuts 30 Hanging bolt 19 Ceiling Unit mm 3 3 3 Leveling Using a level or vinyl hose filled with water fine adjust so that the body is level Inclined installation so as the drain pipe side is higher may cause a malfunction of the float Switch and may cause water leakage p Drain pipe N N 3 N N N Vinyl hoses 3 3 4 Installing drain pipe Do not insert the drain piping into the sewer where sulfurous gas occurs Heat ex change erosion may occur Insulate the parts properly so that water will not drip from the connection parts Check for proper drainage after installation by using the visible portion of transpa
26. connected the outdoor unit using a transmission cable is primary Connect the remote controller wire to the primary unit Twin type 18 22 24 type only Outdoor unit Remote Indoor Indoor controller unit 1 unit primary secondary S Su m yp Triple type 18type only Outdoor unit 7 Remote Indoor Indoor controller unit unit 3 primary secondary Hy Transmission cable Power supply cable 7 Power supply cable Remote controller cable Bus wire 2 Set the R C address DIP switc h setting Set the R C address of each indoor unit using the DIP switches on the indoor unit circuit board See the following table and figure The DIP switches are normally set to make the R C address 00 Indoor unit R C address DIP SWITCH No 1 2 3 4 00 OFF OFF OFF OFF 01 ON OFF OFF OFF 02 OFF ON OFF OFF DIP switches Example R C address 02 o 12 3 4 Circuit board in the control box of indoor unit NOTE Be sure to set the R C address sequentially 3 Set the primary and secondary Remote controller setting 1 Turn on all of the indoor units 2 Set the primary and secondary settings Set
27. dedi cated piping material or improper installation can cause rupture or injury Furthermore it can cause serious accidents such as water leakage electric shock or fire Tool name Changes The pressure in the refrigerant system is extremely high and cannot be measured with a conventional gauge To prevent erroneous mixing of other refriger ants the diameter of each port has been changed It is recommended to use a gauge manifold with a high pressure display range of 0 1 to 5 3 MPa and a low pressure display range of 0 1 to 3 8 MPa Gauge manifold To increase pressure resistance the hose material and base size were changed The charging port thread diameter for R410A is 1 2 UNF 20 threads per inch A conventional vacuum pump can be used by install ing a vacuum pump adapter Be sure that the pump oil does not back flow into the system Use one capable for vacuum suction of 100 7 kPa 5 Torr 755 mmHg Charging hose Vacuum pump If refrigerant leaks while work is being carried out ventilate the area If the refrigerant comes in contact with a flame it produces a toxic gas Installation work must be performed in accordance with national wiring standards by authorized personnel only Gas leakage detector 2 3 Accessories Special gas leakage detector for R410A refrigerant This mark indicates procedures which if improperly per formed might possibl
28. eep the earth ground wire longer than the other wires Power supply cable Earth ground or connection cable wire Use a 4 core wire cable 5 3 Connection of wiring 1 Remove the control box cover and install each connection wire Control box cover 2 After wiring is complete secure the remote controller cable and transmission cable with the attached the cable tie and the clamper Wire clamper accessory Bind securely Transmission cable Wired remote controller cable option Thread the cable tie through the hole and tighten securely cable tie accessory Cut of the excess Wire clamper accessory Bind securely cable tie accessory Cut of the excess Jj Transmission cable Wired remote controller cable option Thread the cable tie through the hole and tighten securely 3 Install control box cover Do not wire the remote controller cable together with or parallel to the connec tion cables and power supply cables of the INDOOR UNIT and OUTDOOR UNIT BRANCH BOX It may cause erroneous operation 6 REMOTE CONTROLLER SETTING Refer to the installation manual enclosed with the remote controller when the wired remote controller option is used 6 1 Load batteries R03 LR03 2 1 Press and slide the battery compartment lid on
29. en the air conditioner is run by pressing the TEST RUN button the OPERATION Lamp and TIMER Lamp will simultaneously flash slowly Using the wired remote control Option For the operation method refer to the operating manual 1 Stop the air conditioner operation 2 Press the MODE button and the FAN button simultaneously for 2 seconds or more to start the test run OFAN 09 MODE ah Test run display 3 Press the START STOP button to stop the test run If CO appears in the address display there is a remote controller error Refer to the installation manual included with the remote controller R C address Error code Content E D 5 Incompatible indoor unit is connected rn lg Indoor unit lt gt remote controller com Lu munication error 10 CHECK LIST Pay special attention to the check items below when installing the indoor unit s After installation is complete be sure to check the following check items again CHECK ITEMS If not performed correctly CHECK BOX Has the indoor unit been installed correctly Vibration noise indoor unit may drop Has there been a check for gas leaks refrigerant pipes No cooling No heating Has heat insulation work been completed Water leakage Does water drain easily from the indoor units Water leakage Are the wires and pipes all con nected completely No operation heat or burn
30. if the refrigerant comes into contact with a flame Tighten with 2 wrenches Holding wrench Flare nut Torque wrench Indoor unit pipe Connection pipe Body side Flare nut mm in Tightening torque N m kgf cm 6 35 1 4 dia 16 to 18 160 to 180 9 52 3 8 dia 32 to 42 320 to 420 12 70 1 2 dia 49 to 61 490 to 610 15 88 5 8 dia 63 to 75 630 to 750 19 05 3 4 dia 90 to 110 900 to 1 100 4 4 Installing heat insulation N CAUTION After checking for gas leaks refer to the Installation Manual of the outdoor unit per form this section Install heat insulation around both the large gas and small liquid pipes Failure to do so may cause water leaks After checking for gas leaks insulate by wrapping insulation around the 2 parts gas and iquid of the indoor unit coupling using the Coupler Heat Insulation After installing the Coupler Heat Insulation wrap both ends with vinyl tape so that there is no gap Coupler heat insulation No gap Be sure to overlap the Coupler heat Nnsulation insulation CAUTION Must fit tightly against body without any gap 5 ELECTRICAL WIRING Cable Cable size mm Type Remarks 3Cable Earth Ground Connection cable 1 5 MIN Type 60245 IEC57 19230V Max Cable Length Limit voltage drop to less than 296 Increase cable gauge if voltage drop i
31. ing e Standard 0 6 Auto restart Enable or disable automatic system restart after a power outage 9 Factory setting Setting description Setting value 40 Auto restart is an emergency function such as for power failure etc Do not start and stop the indoor unit by this function in normal operation Be sure to operate by the control unit or external input device 7 Indoor room temperature sensor switching function Only for Wired remote controller The following settings are needed using the Wired remote controller temperature sensor 9 Factory setting Setting description Setting value 0 11 f setting value is 00 Room temperature is controlled by the indoor unit temperature sensor f setting value is 01 Room temperature is controlled by either indoor unit temperature sensor or remote controller unit sensor 8 Wireless remote controller signal code Change the indoor unit Signal Code depending on the wireless remote controllers Factory setting Setting description Setting value A m 8 O D 9 External input control Operation Stop mode or Forced stop mode can be selected 9 Factory setting Setting description Setting value Operation Stop mode o y Setting forbidden Forced stop mode Setting record e Record any changes to the settings in the following table Seng vios
32. ion Number or Setting Value Settings will not be changed if invalid numbers or setting values are selected Refer to the installation manual enclosed with the remote controller when the wired remote controller option is used 8 1 Operation method While pressing the FAN button and SET TEMP simultaneously press the RESET button to enter the function setting mode STEP 1 Selecting the Remote Controller Signal Code Use the following steps to select the signal code of the remote controller Note that the air conditioner cannot receive a signal code if the air conditioner has not been set for the signal code The signal codes that are set through this process are applicable only to the signals in the FUNCTION SETTING For details on how to set the signal codes through the normal process refer to SELECTING THE REMOTE CONTROLLER SIGNAL CODE 1 Press the SET TEMP A button to change the signal code between H b c d Match the code on the display to the air conditioner signal code initially set to FP If the signal code does not need to be selected press the MODE button and proceed to STEP 2 2 Press the TIMER MODE button and check that the indoor unit can receive signals at the displayed signal code 3 Press the MODE button to accept the signal code and proceed to STEP 2 AL MODE FAN a START E TIMER E TIMER MODE o CLOCK TEST RESET ADJUST RUN
33. le accessories Name and Shape Q ty Description Connector cover For covering connector 1 Tapping Screw For mounting cassette grille M5 x 12 mm Gry 4 Tapping Screw N For mounting connector cover M4 x 12 mm N 1 Langle For mounting the Hook Wire to the Cassette grille y Hook wire For suspending the Cassette grille 2 DO Screw pitch small For mounting the Hook Wire for M4 x 10 mm metals Screw pitch large For mounting the L angle and Hook M4 x 10 mm ey 4 wire for resins 2 5 Optional parts Parts name Model No Summary Wired remote controller UTY RNN M Unit control is performed by wired remote controller For air conditioner Simple Remote Controller UTY RSN M operation Install the plate at outlet Air outlet shutter plate UTR YDZB when carrying out 3 way direction operation Insulation kit for High UTZ KXGC humidity External connect kit UTY XWZX For control input output port Fresh air intake kit UTZ VXAA To take fresh air Wired remote controller is recommended using simultaneous twin or triple connection lt Name and Shape Q ty Description Operating Manual 1 Installation Manual This book 1 Coupler heat insulation Large For indoor side pipe joint Gas pipe m 1 G Coupler heat insulation Small For indoor side pipe joint 1 Liquid pipe Special nut A Large flange For instal
34. ling indoor unit 4 Special nut B Small flange O For installing indoor unit e w Template For ceiling openings cutting Carton top lt gt Also used as packing 1 Drain hose For installing drain pipe So VP25 0 0 32 I D 25 1 Hose Band For installing drain hose 1 Drain hose insulation For installing drain pipe c 7 1 Remote controller For air conditioner operation 1 Battery For remote controller unit 2 Remote controller holder For installing the remote controller 1 Tapping screw For mounting the remote controller M3 x 12mm 2 holder Cable tie For electrical wiring 2 Wire clamper 2 For electrical wiring 1 This part is not furnished for AUT series 3 INSTALLATION WORK Especially the installation place is very important for the split type air conditioner because it is very difficult to move from place to place after the first installation 3 1 Selecting an installation location Decide the mounting position together with the customer as follows N WARNING Select installation locations that can properly support the weight of the indoor unit Install the units securely so that they do not topple or fall En 2 AN CAUTION For a 3 way outlet make sure to perform the Function Setting on the remote control Also make sure to use the optional shutter plate to block the outlet Do not install the indoor unit in the following areas Area with high salt content such as at the seaside I
35. nsert the flare nut always use the flare nut attached to the indoor and outdoor units respectively onto the pipe and perform the flare processing with a flare tool Leakage of refrigerant may result if other flare nuts are used 4 Protect the pipes by pinching them or with tape to prevent dust dirt or water from entering the pipes En 5 Check if L is flared uniformly and is not cracked or scratched Pipe outside diameter Dimension A mmi r 7 0 mm in Flare tool for R410A Dimension mm clutch type 6 35 1 4 9 1 9 52 3 8 13 2 12 70 1 2 0to 0 5 16 6 15 88 5 8 19 7 19 05 3 4 24 0 When using conventional flare tools to flare R410A pipes the dimension A should be ap proximately 0 5 mm more than indicated in the table for flaring with R410A flare tools to achieve the specified flaring Use a thickness gauge to measure the dimension A Width across Pipe outside diameter Width across flats of flats mm in Flare nut mm 6 35 1 4 17 et 9 52 3 8 22 Y 12 70 1 2 26 N J 15 88 5 8 29 19 05 3 4 36 4 3 2 Bending pipes If pipes are shaped by hand be careful not to collapse them Do not bend the pipes at an angle more than 90 When pipes are repeatedly bend or stretched the material will harden making it difficul to bend or stretch them any more Do not bend or stretch the pipe
36. or repairing the unit This mark indicates procedures which if improperly per formed might lead to the death or serious injury of the user N WARNING Request your dealer or a professional installer to install the indoor unit in accordance with this Installation Manual An improperly installed unit can cause serious accidents such as water leakage electric shock or fire If the indoor unit is installed in disregard of the instructions in the Installation Manual it will void the manufacturer s warranty Do not turn ON the power until all work has been completed Turning ON the power before the work is completed can cause serious accidents such as electric shock or fire The unit must be correctly earthed grounded and the supply line must be equipped with a differential breaker in order to protect the persons The units are not explosion proof and therefore should not be installed in explosive atmosphere Never touch electrical components immediately after the power supply has been turned off Electric shock may occur After turning off the power always wait 5 minutes before touching electrical components This unit contains no user serviceable parts Always consult authorized service person nel to repairs When moving consult authorized service personnel for disconnection and installation of the unit This appliance is not intended for use by persons including children with reduced physical sensory or
37. re there is the danger of combustible gas leakage Do not install the unit near a source of heat steam or flammable gas PEE HET g If the job is done with the panel frame only there is a risk that the unit will come loose Install the indoor unit outdoor unit power supply cable transmission cable and remote Please take care control cable at least 1 m away from a television or radio receivers The purpose of this is to prevent TV reception interference or radio noise Even if they are installed more 3 3 1 Position the ceiling hole and hanging bolts than 1 m apart you could still receive noise under some signal conditions Ceiling openings and hanging bolt installation diagram If children under 10 years old may approach the unit take preventive measures so that they cannot reach the unit Z WARNING 1 Install the indoor unit in a location having sufficient strength to support the weight of When fastening the hangers make the bolt positions uniform the indoor unit 2 The inlet and outlet ports should not be obstructed the air should be able to blow all 530 Hanging bolt position over the room 3 Leave the space required to service the air conditioner 4 Locate where the air can be distributed evenly throughout the room by the unit 5 Install the unit where connection to the outdoor unit is easy 6 Install the unit where the connection pipe
38. rent drain port and the drain piping final outlet on the body Do not apply adhesive agent on the drain port of the body Use the attached drain hose assembly to connect the drain piping Note Install the drain pipe Install the drain pipe with downward gradient 1 50 to 1 100 and so there are no rises or traps in the pipe Use general hard polyvinyl chloride pipe VP25 outside diameter 32mm and connect it with adhesive polyvinyl chloride so that there is no leakage When the pipe is long install supporters Do not perform air bleeding Always heat insulate indoor section of drain pipe If itis impossible to have sufficient gradient of pipe perform drain lift up Pipe size Drain pipe VP25 O D 32 mm Hanging fittings 1 5to2m ME 9 y 2222221 Hic VP25 O D 32 mm 1 Downward gradient 1 100 to 1 50 7 PROHIBITED I LR I I l ENY E TON I CS Rise Trap Air bleeding When lifting up drain Height of inclined pipe should be less than 700 mm from the ceiling A rise dimension over this range will cause leakage Lift up the pipe vertically at the position of 300 mm or less from the unit tt Downward gradient 300 or 195S 1 100 to 1 50 VP25 O D 32 mm H ocal arrangement 700 mm or less 201 4 Ho
39. rizontal upward gradient ZZZZZZZZZZZZZZZZZZZZZ 700 mm or less VP30 O D 38 mm or more Downward gradient 1 100 to 1 50 A L3 H Installation procedure 1 Install the attached drain hose to the drain port of the body Install the hose band from the top of the hose within the shown in the figure area 2 Use vinyl adhesive agent to glue the drain piping PVC pipe VP25 to the drain hose assembly Apply color adhesive agent evenly until the gauge line and seal 3 Check the drainage See separate diagram 4 Install the heat insulation 5 Use the attached heat insulation to insulate the drain port and hose band Attach hose band Accessories Install the knob facing upward Locally installed PCV pipe Attach drain hose Accessories Attach heat insulation Accessories a Top view Hose band Unit mm b Side view Applying area of adhesive 35 Gauge line 4 or less 20 Transparent visible portion c Hose opening view Wind the attached heat insulation around the hose band Top view zz 2 Make sure there are no gaps Make sure the alignment is on top Note Check for drainage Pour about 1 liter of water from the position see 9 TEST RUN CHECKING DRAINAGE Check for any abnormalities such as
40. s 2 or more For simultaneous multi Conductor size mm Max length m Bus wire 0 3 MIN 500 This length shall be the total extended length in the system of the group Total length of bus wire and remote controller cable N WARNING Electrical work must be performed in accordance with this Manual by a person certified under the national or regional regulations Be sure to use a dedicated circuit for the unit An insufficient power supply circuit or improperly performed electrical work can cause serious accidents such as electric shock or fire Before starting work check that power is not being supplied to the indoor unit and outdoor unit Use the included transmission cables and power cables or ones specified by the manufacturer Improper connections insufficient insulation or exceeding the allowable current can cause electric shock or fire For wiring use the prescribed type of wires connect them securely making sure that there are no external forces of the wires applied to the terminal connections Improp erly connected or secured wires can cause serious accidents such as overheating the terminals electric shock or fire Do not modify the power cables use extension cables or use any branches in the wir ing Improper connections insufficient insulation or exceeding the allowable current can cause electric shock or fire Match the terminal block numbers and
41. s more than 3 times CAUTION To prevent breaking of the pipe avoid sharp bends If the pipe is bent repeatedly at the same place it will break 4 3 3 Pipe connection CAUTION Be sure to connect the pipe against the port on the indoor unit and the outdoor unit cor rectly If the centering is improper the flare nut cannot tightened smoothly If the flare nut is forced to turn the threads will be damaged Do not remove the flare nut from the indoor unit pipe until immediately before connecting the connection pipe Do not use mineral oil on flared part Prevent mineral oil from getting into the system as this would reduce the lifetime of the units 1 Detach the caps and plugs from the pipes 2 Center the pipe against the port on the indoor unit and then turn the flare nut by hand ao pipe Connection pipe Liquid 3 When the flare nut is tightened properly by your hand hold the body side coupling with a separate spanner then tighten with a torque wrench See the table below for the flare nut tightening torques CAUTION Hold the torque wrench at its grip keeping it in the right angle with the pipe in order to tighten the flare nut correctly Tighten the flare nuts with a torque wrench using the specified tightening method Oth erwise the flare nuts could break after a prolonged period causing refrigerant to leak and generate a hazardous gas
42. t do so 8 2 Function setting 1 Filter sign The indoor unit has a sign to inform the user that it is time to clean the filter Select the time setting for the filter sign display interval in the table below according to the amount of dust or debris in the room If you do not wish the filter sign to be displayed select the setting value for No indication En 10 9 Factory setting Setting description Setting value adul Pm ii om Long interval 4 400 hours Short interval 1 250 hours 2 Ceiling height Select the setting values in the table below according to the height of the ceiling 9 Factory setting Setting description Setting value NECEM 2 7 m 9 ft 1 High ceiling 01 3 0 m 10 ft However 7000 9000 Btu h model can not be installed in high places 3 Outlet directions Select the setting values in the table below for using a 3 way outlet 9 Factory setting Setting description Function number Setting value 4 Cooling room temperature correction Depending on the installed environment the room temperature sensor may require a correction The settings may be selected as shown in the table below 9 Factory setting 0 5 Heating room temperature correction Depending on the installed environment the room temperature sensor may require a correction The settings may be changed as shown in the table below 9 Factory sett
43. t will deteriorate metal parts The ceiling height cannot be set in the 3 way outlet mode Therefore do not change the causing the parts to fail or the unit to leak water setting in the setting the ceiling height See 8 2 FUNCTION SETTING Area filled with mineral oil or containing a large amount of splashed oil or steam such as kitchen It will deteriorate plastic parts causing the parts to fail or the unit to leak When the outlet is shut be sure to install the optional Air outlet shutter plate kit water Area that generates substances that adversely affect the equipment such as sulfuric gas chlorine gas acid or alkali It will cause the copper pipes and brazed joints to corrode which can cause refrigerant leakage 3 3 Installation the unit Area that can cause combustible gas to leak contains suspended carbon fibers or flammable dust or volatile inflammables such as paint thinner or gasoline If gas leaks and settles around the unit it can cause a fire AN WARNING Area where animals may urinate on the unit or ammonia may be generated Install the air conditioner a location which can withstand a load of at least 5 times the weight of the main unit and which will not amplify sound or vibration If the installation location is not strong enough the indoor unit may fall and cause injuries For the details of installation please refer to Installation Manual of kit Do not install whe
44. utton to change the signal code between H h r Match the code on the display to the air conditioner signal code 4 Press the MODE button again to return to the clock display The signal code will be changed If no buttons are pressed within 30 seconds after the signal code is displayed the sys tem returns to the original clock display In this case start again from step 1 The air conditioner signal code is set to A prior to shipment Contact your retailer to change the signal code The remote controller resets to signal code A when the batteries in the remote controller are replaced If you use a signal code other than signal code A reset the signal code after replacing the batteries If you do not know the air conditioner signal code setting try each of the signal codes H h gt gt until you find the code which operates the air conditioner 8 4 Special installation methods This possible only the wired remote controller Option N CAUTION When setting DIP switches do not touch any other parts on the circuit board directly with your bare hands Be sure to turn off the main power 8 4 1 Simultaneous multi system operation By combining with an outdoor unit 2 units for twin and 3 units for triple indoor units can be switched ON OFF simultaneously 1 Wiring method Refer to 5 ELECTRICAL WIRING for wiring procedure and wiring method The indoor unit is
45. witch 1 setting Set the remote controller DIP switch 1 No 2 according to the following table DIP SW 1 No 2 Primary unit OFF Secondary unit ON 9 TEST RUN CHECK ITEMS 1 Is operation of each button on the remote controller normal Does each lamp light normally Do not air flow direction louvers operate normally Is the drain normal Is there any error noise and vibration during operation Do not operate the air conditioner test run for a long time 2 3 4 5 CHECKING DRAINAGE To check the drain remove the water cover and fill with 1 liter of water as shown in the figure The drain pump operates when operating in the cooling mode Drain pipe Wire cover Screw Watering pot Test running When the air conditioner is run by pressing the remote controller test run button the OPERATION and TIMER lamps flash slowly at the same time Operation method For the operation method refer to the operating manual The outdoor unit may not operate depending on the room temperature In this case press the TEST RUN button on the remote controller while the air condi tioner is running Point the transmitter section of the remote controller toward the air conditioner and press the TEST RUN button with the tip of a ball point pen etc Transmitter section TEST RUN button To end test operation press the remote controller START STOP button Wh
46. y result in personal harm to the user or damage to property Read carefully all security information before use or install the air conditioner N CAUTION Do not attempt to install the air conditioner or a part of the air conditioner by yourself This unit must be installed by qualified personnel with a capacity certificate for handling refrigerant fluids Refer to regulation and laws in use on installation place The installation must be carried out in compliance with regulations in force in the place of installation and the installation instructions of the manufacturer This unit is part of a set constituting an air conditioner It must not be installed alone or with non authorized by the manufacturer Always use a separate power supply line protected by a circuit breaker opera ting on all wires with a distance between contact of 3mm for this unit En 1 Z WARNING For installation purposes be sure to use the parts supplied by the manufacturer or other prescribed parts The use of non prescribed parts can cause serious accidents such as the unit to fall water leakage electric shock or fire The following installation parts are furnished Use them as required Keep the Installation Manual in a safe place and do not discard any other accessories until the installation work has been completed 2 4 Cassette gril
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