INSTALLATION MANUAL
Contents
1. Error display Wired OPERATION TIMER ECONOMY remote Description lamp lamp lamp controller green orange green Error code 1 1 o Serial communication error en m o lg sor e 1 e 5 o iC Check run unfinished 2 2 o ee Indoor unit capacity error 2 e 3 o 23 Combination error e ew e 32 mmm e 3 e 5 o 35 Manual auto switch error e 4 e 1 o Room temp sensor error 4 2 o Ue Ex Middle temp 5 e 1 o 5 Indoor unit fan motor error e 5 e 3 o 5 3 Drain pump error e 5 e 7 o 1 Damper error e 5 15 o MEE Indoor unit error Outdoor unit main PCB model information error or communication error e 6 e 3 o 53 Inverter error 6 4 o Lb filter error circuit er 6 e 5 o E 5 Trip terminal L error s eo BH 7 e 1 o 1 I Discharge temp sensor error 7 e 2 o c Compressor temp sensor error mom o 03 fema e 7 4 o 1 Outdoor temp sensor error e 7 e 5 o 15 Suction Gas temp sensor error 7 e 6 o Ib 2 way valve temp sensor error 3 way valve temp sensor error e 7 e 7 o 7 7 Heat sink temp sensor error Sub cool Heat Ex gas inlet temp sensor error Sub cool Heat Ex gas outlet temp sensor error Liquid pipe temp sensor error Current sensor error e Discharge pressure sensor error BE e 92. Bottom hooks After hooking the indoor unit to the top hook hook the fittings of the indoor unit to the 2 bottom hooks while lowering the unit and pushing it against the wall 6 6 Flare connection Pipe connection N CAUTION 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 hazardous gas if the refrigerant comes into contact with a flame 6 6 1 Flaring Use special pipe cutter and flare tool exclusive for R410A 1 Cutthe 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 Insert the flare nut always use the flare nut attached to the indoor unit s and outdoor unit respectively onto the pipe and perform the flare processing with a flare tool Use the special R410A flare tool or the conventional 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 Check if L is flared uniformly and is not cracked or scratched Dimension A mm Flare tool for RA10A clutch type 6 35 1 4 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 t
3. Confirm whether the wiring work for Outdoor unit has been finished Confirm that the cover for the electrical enclosure on the outdoor unit is in place After turning off the power wait 10 seconds or more before turning on it again The Function Setting does not become active unless the power is turned off then on again En 8 Filter Sign The indoor unit has a sign to inform the user that it is time to clean the filter Select the ime 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 set ing value for No indication Factory setting Setting Description Setting Value Standard 400 hours 00 Long interval 1 000 hours 01 11 Short interval 200 hours 02 No indication 03 Cooling Room Temperature Correction Depending on the installed environment the room temperature sensor may require a cor rection The settings may be selected as shown in the table below Factory setting Function Setting Description Number Setting Value Standard 00 Slightly lower control 01 30 Lower control 02 Warmer control 03 Heating Room Temperature Correction Depending on the installed environment the room temperature sensor may require a cor rection The settings may be changed as show
4. External input control Operation Stop mode or Forced stop mode can be elected Factory setting ren Function Setting Description Number Setting Value Operation Stop mode 00 Setting forbidden 46 01 Forced stop mode 02 Setting record Record any changes to the settings in the following table Setting Description Setting Value Filter sign Cooler room temperature correction Heater room temperature correction Auto restart Indoor room temperature sensor switching function Remote controller signal code External input control After completing the FUNCTION SETTING be sure to turn off the power and turn it on again 14 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 control unit operations 2 Air filter removal and cleaning and how to use the air louvers 3 Give the operating manual to the customer 15 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 remote controller error codes will ap pear on the remote control display See the lamp blinking patterns and error codes in the able An error display is displayed only during operation
5. Remote controller holder Cloth tape Tapping screw M4 x 25 mm Name and Shape Operating Manual Installation Manual This manual Wall hook bracket Remote controller Tapping screw M3 x 12 mm Air cleaning filter qu The following items are necessary to install this air conditioner The items are not includ ed with the air conditioner and must be purchased separately Name ow Mme Connection cable 4 conductor Wall pipe Decorative tape Vinyl tape 2 5 Optional parts Refer to each installation manual for the method of installing optional parts Model No Application Wired Remote Controller UTY RNN M For air conditioner operation Simple Remote Controller UTY RSN gt M For air conditioner operation External connect kit UTY XWZX For control input output port Communication kit UTY XCBXE For the installation of optional parts Optional communication kit is necessary for the installation 3 GENERAL This INSTALLATION MANUAL briefly outlines where and how to install the air conditioning system Please read over the entire set of instructions for the indoor and outdoor units and make sure all accessory parts listed are with the system before beginning 3 1 Type of copper pipe and insulation material Refer to the installation manual for the outdoor unit for description of allowable pipe length and height difference Install heat insulation around both the gas an
6. Suction pressure sensor error High pressure switch error Trip detection e ow gu 7 Compressor rotor position detection error permanent stop 9 e 7 o g 7 Outdoor unit fan motor error 9 e 9 o gg 4 way valve error 10 e 1 o R Discharge temp error e 10 3 o H3 Compressor temp error e 10 4 o Ay High pressure error 10 e 5 o AS Low pressure error Display mode e 0 55 ON 0 55 OFF 0 15 ON 0 1s OFF Number of flashing Troubleshooting with the indoor unit display OPERATION _ gt OPERTION lamp green TIMER C gt TIMER lamp orange ECONOMY 2 ECONOMY lamp green Troubleshooting with the Wired Remote Controller Display Option If an error occurs the following display will be shown Er will appear the set room temperature display SU MO TU WE TH FR SA rir 414 Error code En 10
7. When inserting be sure not to attach any material besides water If any other material is attached it will cause deterioration and water leakage After removing drain hose be sure not to forget mounting drain cap Be sure to fix the drain hose with tape to the bottom of piping Prevent drain water freezing under low temperature environment When installing indoor unit s drain hose outdoors necessary measure for frost protection should be taken to prevent drain water freezing Under low temperature environment when outdoor temperature under 0 C after cooling operation is executed water in the drain hose could be frozen Once drain water is frozen the drain hose will be blocked and water leakage may result at the indoor unit Installation method of Drain cap Use a hexagonal wrench 4 mm at opposite side to insert the drain cap till the drain cap contacts the tip of drain cock Hexagonal wrench Drain cap Right piping Bind with vinyl tape Refrigerant pipes top Rear piping Indoor unit drain hose bottom Bottom piping For left outlet piping cut off the piping outlet cutting groove E with a hacksaw 0000 w Drain cap Remove the drain cap by pull Indoor unit ing at the projection at the end drain hose of the cap with pliers etc Removal method of drain hose Installation method of drain hose Remov
8. cause the copper pipes and brazed joints to corrode which can cause refrigerant leakage 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 Area where animals may urinate on the unit or ammonia may be generated Do not use the unit for special purposes such as storing food raising animals growing plants or preserving precision devices or art objects It can degrade the quality of the preserved or stored objects Do not install where there is the danger of combustible gas leakage Do not install the unit near a source of heat steam or flammable gas Install the unit where drainage does not cause any trouble Install the indoor unit outdoor unit power supply cable transmission cable and remote 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 than 1 m apart you could still receive noise under some signal conditions If children under 10 years old may approach the unit take preventive measures so that they cannot reach the unit Install the indoor unit on the wall where the height from the floors more than 1800 mm En 3 6 1 Installation dimensions 6 INSTALLATION WORK Wall hook bracket 63 mm or over 1
9. observe them 1 to 53 bar for high pressure Hand this Manual together with the Operating Manual to the customer Request the 0 1 to 3 8 MPa 1 to 38 bar for low pressure customer to keep them on hand for future use such as for relocating or repairing the To increase pressure resistance the hose material and base unit Charge hose size were changed This mark indicates procedures which if improperly per i indi ich if i A conventional vacuum pump can be used by installing a Vi AN WARNING formed might lead to the death or serious injury of the user PUMP vacuum pump adapter Request your dealer or a professional installer to install the indoor unit in accordance Gas leakage detector Special gas leakage detector for HFC refrigerant R410A 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 Copper pipes of the instructions in the Installation Manual it will void the manufacturer s warranty It is necessary to use seamless copper pipes and it is desirable that the amount of residual Do not turn ON the power until all work has been completed Turning ON the power be is less than 40 mg 10 m Do not use copper pipes having a collapsed deformed or fore the work is completed can cause serious accidents such as electric shock or fire discolored porti
10. of the intake grille is removed 9 2 Intake grill installation 1 The fixing axle of the intake grille is installed on the Panel 2 Lay down the intake grille En 7 9 3 Front panel removal 1 Remove intake grille Reference the intake grille removal 2 Remove wire cover 3 Remove 3 screws Screws 3 position Screws Wire cover Wire cover B E tala Push the A marks wow hook bracket 4 The front panel is pulled to the front raising the upper surface and a front panel is removed Front panel 9 4 Front panel installation 1 First fit the lower part of the front panel and insert top and bottom hooks 3 top sides 6 bottom sides 2 center Bottom hooks 6 position Bottom holes 6 position Top holes 3 position Top hooks 3 position Front panel Center hooks Indoor unit 2 position Latchs 2 position 2 Attach the 3 screws 3 Attach the wire cover 4 Attach the intake grille Install the Front panel and Intake grille securely If installation is imperfect the Front panel or Intake grille may fall off and cause injury 10 TEST RUN Check items 1 Is operation of each button on the remote control unit normal Does each lamp light normally Doair flow direction louvers operate normally 4 Isthe drain normal Do not have an abnormal noi
11. 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 En 1 ized service personnel only Z N WARNING For the air conditioner to operate satisfactorily install it as outlined in this installation manual Connect the indoor unit and outdoor unit with the air conditioner piping and cables available from your local distributor This installation manual describes the correct con nections using the installation set available from your local distributor Installation work must be performed in accordance with national wiring standards by authorized personnel only Do not turn on the power until all installation work is complete CAUTION This installation manual describes how to install the indoor unit only To install the outdoor unit refer to the installation manual included with the outdoor unit Becareful not to scratch the air conditioner when handling it After installation explain correct operation to the customer using the operating manual 2 4 Accessories The following installation accessories are supplied Use them as required
12. 00 mm or over 70 mm or over 1 5 m or over 1 8m or over Wallcap Remote controller Remote controller holder Tapping screw small 6 2 Indoor unit piping direction The piping can be connected in the 6 directions indicated in the following When the piping is connected in direction 2 3 or cut along the piping groove in the side of the front cover with a hacksaw m a um Rear 4 7 LE A Left S outlet amp Left rear outlet D Right outlet Rear outlet Bottom outlet Left bottom outlet 6 3 Cutting the hole in the wall for the connecting piping Cut a 65 mm diameter hole in the wall at the position shown the following 2 Cutthe hole so that the outside end is lower 5 to 10 mm than the inside end Always align the center of the wall hole If misaligned water leakage will occur Cut the wall pipe to match the wall thickness stick it into the wall cap fasten the cap with vinyl tape and stick the pipe through the hole 5 For left piping and right piping cut the hole a little lower so that drain water will flow freely Wall hook bracket Center mark Center mark 65 mm dia hole 65 mm dia hole 5 to 10 mm low Wall pipe Inside Outside
13. AIR CONDITIONER INDOOR UNIT Compact Wall Mounted 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 ET KATAXZTAZHZ EEOUDIOSOTNUEVO O pic MANUAL DE INSTALAGAO Apenas para t cnicos autorizados KURULUM KILAVUZU Yetkili servis personeli icindir PART NO 9317265164 03 T rkce Portugu s EAAnvika Italiano Espanol Frangais Deutsch English AIR CONDITIONER INSTALLATION MANUAL Always use a separate power supply line protected by a circuit breaker operating on all Compact Wall Mounted Type wires with a distance between contact of 3mm for this unit P N 9317265164 03 Contents The unit must be correctly grounded and the supply line must be equipped with a dif ferential breaker in order to protect the persons 1 SAFEIYPREGCAUTIONS titre 1 The units are not explosion proof and therefore should not be installed in explosive 2 ABOUT THE ttt ttt 1 i _atmosp
14. Wall Field supplied Fasten with vinyl tape Wall cap WARNING If the wall pipe is not used the cable interconnecting the indoor unit s and outdoor unit may touch metal and cause electric discharge 6 4 Installing the wall hook bracket 1 Install the wall hook bracket so that it is correctly positioned horizontally and vertically If the wall hook bracket is titled water will drip to the floor 2 Install the wall hook bracket so that it is strong enough to support the weight of the unit Fasten the wall hook bracket to the wall with 5 or more screws through the holes near the outer edge of the bracket Check that there is no rattle at the wall hook bracket Wall hook bracket Tapping screw Install the wall hook bracket level both horizontally and vertically 6 5 Forming the drain hose and pipe Rear piping Right piping Bottom piping Install the indoor unit piping in the direction of the wall hole and bind the drain hose and pipe together with vinyl tape Install the piping so that the drain hose is at the bottom Wrap the pipes of the indoor unit that are visible from the outside with decorative tape For Left rear piping Left piping Interchange the drain cap and the drain hose N CAUTION Insert drain hose and drain cap securely Drain should slope down to avoid water leakage
15. ant comes into contact with a flame N CAUTION Connect the piping so that the control box cover can easily be removed for servicing when necessary In order to prevent water from leaking into the control box make sure that the piping is well insulated When the flare nut is tightened properly by your hand hold the body side coupling with a wrench then tighten with a torque wrench See the table below for the flare nut tightening torques Tighten with two wrenches Holding wrench Flare nut Torque wrench Indoor unit pipe Body side Connection pipe Flare nut mm in 6 35 1 4 dia Tightening torque N m kgf cm 16 to 18 160 to 180 32 to 42 320 to 420 9 52 3 8 dia Caution when wiring cable 7 1 Wirin When stripping off the insulation of a lead wire always use a special tool such as a wire 9 syste q agra Stripper If there is no special tool available carefully strip the insulation with a knife etc 1 Use crimp type terminals with insulating sleeves as shown in the figure below to con nect to the terminal block AN WARNING 2 Securely clamp the crimp type terminals to the wires using an appropriate tool so that the wires do not come loose Every wire must be connected firmly No wire should be allowed to touch refrigerant tubing the compressor or any moving Strip 10 mm Crimp type part termina
16. at of conventional refrigerant R22 models some of the piping and installation and service tools are special See the table below Especially when replacing a conventional refrigerant R22 model with a new refrigerant R410A model always replace the conventional piping and flare nuts with the R410A piping and flare nuts Models that use refrigerant R410A have a different charging port thread diameter to pre vent erroneous charging with conventional refrigerant R22 and for safety Therefore check beforehand The charging port thread diameter for R410A is 1 2 inch Be more careful that foreign matter oil water etc does not enter the piping than with refrigerant R22 models Also when storing the piping securely seal the opening by pinching taping etc When charging the refrigerant take into account the slight change in the composition of the gas and liquid phases And always charge from the liquid phase where refrigerant composition is stable 2 2 Special tools for R41 1 SAFETY PREC TIONS Pressure is high and cannot be measured with a conven tional R22 gauge To prevent erroneous mixing of other Be sure to read this Manual thoroughly before installation Gauge manifold refrigerants the diameter of each port has been changed The warnings and precautions indicated in this Manual contain important information It is recommended the gauge with seals 0 1 to 5 3 MPa pertaining to your safety Be sure to
17. clamp N CAUTION Wire cover Cable clamp TT Match the terminal block numbers and connection cable colors with those of the i Screw Screw 5 outdoor unit o Erroneous wiring may cause burning of the electric parts Connect the connection cables firmly to the terminal block Imperfect installation may cause a fire Connection cable Always fasten the outside covering of the connection cable with the cable clamp If the insulator is chafed electric discharge may occur Always connect the ground wire Wire cover Cable clamp Do not use the earth screw of the indoor unit for the connection other than a specified outdoor unit Screw Screw Connection cable Insert the wire cover tab into the square hole Connection cable of the indoor unit and fasten with a screw En 6 1 Insulate between pipes Insulate suction and discharge pipes separately Forrear right and bottom piping overlap the connection pipe heat insulation and indoor unit pipe heat insulation and bind them with vinyl tape so that there is no gap Forleft and left rear piping butt the connection pipe heat insulation and indoor unit pipe heat insulation together and bind them with and vinyl tape so that there is no gap Forleft and left rear piping wrap the area which accommodates the rear piping housing section with cloth tape Forleft and left rear piping bind the connection cable to the top of
18. d 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 0 045 W m K or less 20 C 3 2 Additional materials required for installation A Refrigeration armored tape B Insulated staples or clamps for connecting wire See your local electrical codes C Putty D Refrigeration lubricant E Clamps or saddles to secure refrigerant piping 4 ELECTRICAL REQUIREMENT The indoor unit is powered from the outdoor unit Do not power indoor unit from separate power source N WARNING Refer to local codes for acceptable cable type Cable Cablesize Connection cable Type 60245 IEC 57 10r 1 5 mm Max Cable Length Limit voltage drop to less than 2 Increase cable gauge if voltage drop is 2 or more 3 cable Ground 1 230 V En 2 5 SELECTING THE MOUNTING POSITION Decide the mounting position with the cu
19. e the screw at the left of Vertically insert the drain hose toward the drain hose and pull out drain hose inside so that the drain fixture white can ac curately align with the screw hole around the drain cock After inserting and before replacing please reinstall and fix the removed screws Screw Drain hose Drain cock Screw hole Drain hose is Oleg Screw Drain fixture Drain fixture Please hold around the joint of the drain hose during working As the screw is inside be sure to use screwdriver treated with magnet For left piping and left rear piping align the marks on the wall hook bracket and shape the connection pipe Bend the connection piping at a bend radius of 70 mm or more and install no more than 35 mm from the wall After passing the indoor piping and drain hose through the wall hole hang the indoor unit on the hooks at the top and bottom of the wall hook bracket En 4 Installing the indoor unit Hang the indoor unit from the hooks at the top of the wall hook bracket Insert the spacer etc between the indoor unit and the wall hook bracket and separate the bottom of the indoor unit from the wall Indoor unit Bend R70 mm with Alignithemarks a pipe bender Connection pipe 9 52 mm dia Wall hook bracket Top hooks Indoor uni 0000
20. here 3 GENERAL e 2 Never touch electrical components immediately after the power supply has been 4 EUECTRICAE REQUIREMENT redet 2 Electric Shock occur After tuming oftthe poweralwayswaitsiminutes before touching electrical components 5 SELECTING THE MOUNTING POSITION e eeessesssseseenete ene tetetn tette tnn 3 This unit contains no user serviceable parts Always consult authorized service person 6 INSTALLATION WORK eee Ran ERR ERE eR RES BARRE SERRE 3 nel to repairs 4 ELECTRICAL WIRING 2i e idet aee E AI Rc 6 When moving consult authorized service personnel for disconnection and installation 8 aA AAR 7 of the unit 9 FRONT PANEL REMOVAL AND 1 5 7o 102 TEST D aapea re re raa aa aa a E AA EAE apa EAE AA aea an TERERAA EEEa TNE 7 11 REMOTE CONTROLLER INSTALLATION 12 OPTIONAL KIT INSTALLATION OPTION 8 13 EUNGTION SETTING cci Seed Br s 14 GUSTOMER GUIDAN GE 2 2 mittat oneri net gage ta 9 The basic installation work procedures are the same as conventional refrigerant R22 15 ERROR CODES titt 4o models However pay careful attention to the following points Since the working pressure is 1 6 times higher than th
21. l Loose wiring may cause the terminal to overheat or result in unit malfunction A fire hazard may also exist Therefore be sure all wiring is tightly connected gt Connect wires to the matching numbers of terminals Sleeve 3 Use the specified wires connect them securely and fasten them so that there is no Type 60245 IEC57 stress placed on the terminals INDOOR UNIT Inter unit OUTDOOR UNIT 4 Use an appropriate screwdriver to tighten the terminal screws Do not use screw TERMINAL 7 driver that is too small otherwise the screw heads may be damaged and prevent the Power line screws from being properly tightened O gt 5 Do not tighten the terminal screws too much otherwise the screws may break 2 E Screw with special washer 9 oF gt Screw with special washer Control line Please connect it to g Crimp type terminal E the specified terminal wire Crimp type ing li terminal Lge Grounding line _ Terminal blocks 7 2 Ind i Wire 2 Indoor unit w 9 6 See the table below for the terminal screw tightening torques 1 Remove the cable clamp Tightening torque N m kgf cm 2 Bend the end of the connection cable as shown in the figure 3 Connect the end of the connection cable fully inserting into the terminal block 1 2 to 1 8 12 to 18 4 Fasten the connection cable with a cable
22. llation conditions using the remote controller The settings may be selected between the following two Function Number or Setting Value Settings will not be changed if invalid numbers or setting values are selected Referto the installation manual enclosed with the remote control unit when the wired remote control unit option is used Entering the Function Setting Mode While pressing the POWERFUL button and SET TEMP A 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 con troller 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 Remote controller signal code 10 TEMP POWERFUL 1 Press SET TEMP A V button to change the signal code between H h r d Match the code on the display to the air conditioner signal code initially set to O O O If the signal code does not need to be selected press he 10 C HEAT button and proceed to STEP 2 2 Press the MODE button and check that the indoor unit can receive signals at the displayed signal code 3 Press the 10 C HEAT bu
23. n in the table below Factory setting Function Setting Description Number Setting Value Standard 00 Lower control 01 31 Slightly warmer control 02 Warmer control 03 Auto Restart Enable or disable automatic system restart after a power outage Factory setting aE Function Setting Description Mumbar Setting Value Yes 00 40 No 01 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 Indoor room temperature sensor switching function Only for Wired remote controller The following settings are needed when using the Wired remote controller temperature sensor Factory setting ae Function Setting Description Setting Value No 00 42 01 If setting value is 00 Room temperature is controlled by the indoor unit temperature sensor If setting value is 01 Room temperature is controlled by either indoor unit temperature sensor or remote con troller unit sensor En 9 Remote controller signal code Change the indoor unit Signal Code depending on the remote controllers Factory setting Function Setting Description NEBST Setting Value A 00 B 01 44 02 D 03
24. on especially on the interior surface Otherwise the expansion value or capillary tube may become blocked with contaminants If refrigerant leaks while work is being carried out ventilate the area If the refrigerant an air conditioner using R410A incurs pressure higher than when using R22 it is neces comes in contact with a flame it produces a toxic gas sary to choose adequate materials Installation work must be performed in accordance with national wiring standards by authorized personnel only Z N WARNING Do not use the existing for R22 piping and flare nuts If the existing materials are used the pressure inside the refrigerant cycle will rise and CAUTION performed might possibly result in personal harm to the user cause failure injury etc Use the special R410A materials or damage to property This mark indicates procedures which if improperly When installing and relocating the air conditioner do not mix gases other than the Read carefully all security information before use or install the air conditioner specified refrigerant R410A to enter the refrigerant cycle If air or other gas enters the refrigerant cycle the pressure inside the cycle will rise to Do not attempt to install the air conditioner or a part of the air conditioner by yourself an abnormally high value and cause failure injury ete This unit must be installed by qualified personnel
25. ools to achieve the specified flaring Use a thickness gauge to measure the dimension A Pipe outside diameter mm in Width across flats Pipe outside diameter mm Width across flats of Flare nut mm in esm 3 8 17 9 52 7 p Vs 5 6 6 2 Bending pipes If pipes are shaped by hand be careful not to collapse them Do not bend the pipes in an angle more than 90 When pipes are repeatedly bend or stretched the material will harden making it difficult to bend or stretch them any more Do not bend or stretch the pipes more than 3 times N CAUTION To prevent breaking of the pipe avoid sharp bends If the pipe is bent repeatedly at the same place it will break 6 6 3 Pipe connection Be sure to Install the pipe against the port on the indoor unit correctly If the center ing is improper the flare nut cannot tighten 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 con necting the connection pipe 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 Otherwise the flare nuts could break after a prolonged period causing refrigerant to leak and generate hazardous gas if the refriger
26. r holder selection site by paying careful attention to the fol lowing Avoid places in direct sunlight Select a place that will not be affected by the heat from a stove etc 11 1 Remote controller holder installation e Install the remote controller a maximum distance of 7 m from the remote control re ceiver However when installing the remote controller check that it operates correctly e Install the remote controller holder to a wall pillar etc with the tapping screw remote controller remote controller holder fixing mounting Remote Set __ controller holder Push Tapping screw small ur controller 12 0PTIONAL KIT INSTALLATION OPTION This air conditioner can be connected with the following optional kits Wired remote controller Simple remote controller External connect kit NOTE Optional communication kit UTY XCBXE is required when connecting a wired remote controller or using the External Input Output kit See the communication kit for installation and operation instructions 13 FUNCTION SETTING Perform the FUNCTION SETTING according to the installation conditions using the remote controller 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 to malfunction After the power is turned on perform the FUNCTION SETTING according to the insta
27. se and vibration during operation e Do not operate the air conditioner in test run for a long time Operation method e For the operation method refer to the operating manual e The outdoor unit may not operate depending on the room temperature In this case keep on pressing the MANUAL AUTO button of the indoor unit for more than 10 seconds The operation indicator lamp and timer indicator lamp will begin to flash simultaneously during cooling test run Then heating test run will begin in about three minutes when HEAT is selected by the remote control operation Please follow the operating manual for remote control operation e Toend test operation press the remote controller START STOP button When the air conditioner is running 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 master control button and the fan control button simultaneously for 2 seconds or more to start the test run OR FAN 0 MODE ah ah lg Test run display ra 3 Press the start stop button to stop the test run 11 REMOTE CONTROLLER INSTALLATION N CAUTION Check that the indoor unit correctly receives the signal from the remote controller then install the remote controller holder Select the remote controlle
28. stomer as follows 5 1 Indoor unit 1 Install the indoor unit level on a strong wall which is not subject to vibration 2 The inlet and outlet ports should not be obstructed the air should be able to blow all over the room 3 Install the unit a dedicated electrical branch circuit 4 Do notinstall the unit where it will be exposed to direct sunlight 5 Install the unit where connection to the outdoor unit is easy 6 7 Install the unit where the drain pipe can be easily installed Take servicing etc into consideration and leave the spaces shown in 6 1 Installation dimensions Also install the unit where the filter can be removed Correct initial installation location is important because it is difficult to move unit after it is installed N WARNING Select installation locations that can properly support the weight of the indoor Install the units securely so that they do not topple or fall N CAUTION Do not install the unit in the following areas Area with high salt content such as at the seaside It will deteriorate metal parts causing the parts to fail or the unit to leak water Area filled with mineral oil or containing a large amount of splashed oil or steam such as a kitchen It will deteriorate plastic parts causing the parts to fail or the unit to leak water Area that generates substances that adversely affect the equipment such as sulfuric gas chlorine gas acid or alkali It will
29. the pipe with vinyl tape Forleft and left rear piping bundle the piping and drain hose together by wrapping them with cloth tape over the range within which they fit into the rear piping housing section 2 Temporarily fasten the connection cable along the connection pipe with vinyl tape Wrap to about 1 3 the width of the tape XA Intake grille from the bottom of the pipe so that water does not enter Mounting shaft 3 Fasten the connection pipe to the outside x Bearing wall with a saddle etc AW AD Front panel 4 Fill the gap between the outside wall pipe hole and the pipe with sealer so that rain water and wind cannot blow in 5 Fasten the drain hose to the outside wall etc N Intake grille y Knob Outside wall cap Saddle Sealer putty Outdoors Field supplied Pipe Wall Overlap the insulation Connection pipe heat insulation Indoor unit pipe heat insulation Vinyl tape Bind the pipes together so that there is no gap Left piping For connection from the left rear Connection cable Wall pipe Connection cable Drain hose Connection pipe Drain hose Check the following GOOD Drain hose Saddle NO GOOD NO GOOD NO GOOD 433 Lifted up Wave Endin water 9 FRONT PANEL REMOVAL AND INSTALLATION 9 1 Intake grill removal 1 Open the intake grille 2 Pull down the knob 3 Lift the intake grille upward until the axle at the top
30. tton to accept the signal code and proceed to STEP 2 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 control ler 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 5h Z 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 V buttons to select the function number Press the 10 HEAT button to switch between the left and right digits 2 Press the POWERFUL button to proceed to setting the value Press the POWERFUL button again to return o the function number selection 3 Press the SET TEMP A V buttons to select the setting value Press the 10 C HEAT button to switch between the left and right digits 4 Press the MODE button and START STOP button in he order listed to confirm the settings Function number Setting value xNOcHEAT TEMP POWERFUL 5 Press the RESET button to cancel the function set ing mode 6 After completing the FUNCTION SETTING be sure o turn off the power and turn it on again N CAUTION N CAUTION
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