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INSTALLATION MANUAL INSTALLATIONSANLEITUNG

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1. G Transmission line Touch H J Panel esp usd Controller FN Signal Amplifier NS2 L System aaa Controller Terminal resistor 6 4 3 Enabling Disabling automatic address setting You can enable disable automatic address setting for the indoor unit and the signal amplifier To enable automatic address setting for the indoor unit connect the indoor unit to out door units under the same refrigerant system Fig 4 Example Disable Automatic Address setting Transmission line Refrigerant system 1 Refrigerant system 2 Transmission line Refrigerant system 3 Example Enable Automatic Address setting Transmission line Refrigerant system 1 Transmission line Refrigerant system 2 Transmission line Refrigerant system 3 En 10 6 5 Wiring method 6 5 1 Connection diagrams 230V 1 50Hz Ys Outdoor unit Breaker cine Power supply Transmission Breaker 1 Earth leakage circuit breaker 2 Current breaker over current To other refrigerant circuit Outdoor unit
2. krere 7 AVE i Vi rH t E PN rE I C a Gee v EE X t 7 Indoor unit 7 Indoor unit Indoor unit xxt xxi Xt X2 i Transmission ransmission Transmission 1 The number power supply terminals is Power supply Remote control Power supply Remote control Power supply Remote control different depending on the indoor unit model D N Iy v23 For the wiring refer to the indoor unit installa 5 tion manual 4 2 2 2 Ground the remote controller if it has a ground Breaker Breaker cable LEN JO LIN KD 1 2 3 230V 10 50Hz 230V 10 50Hz 230V 16 50Hz Power supply Remote Power supply Remote Power supply Remote controller controller controller The wiring example for outdoor and indoor units is shown in figure 6 5 2 Wiring procedure Remove the service panel And connect the cable to the terminal in accordance with the terminal name plate Use aring terminal to connect the electric cables to the power supply terminal board Keep the earth cable longer than the other cables After connecting the electric cable secure them with a cable clam Connect the cable without applying excessive tension Use the specified cable type and connect the cable securely Secure with a cable clamp as shown in the f
3. tting number 99xx Forbidden Factory default En 14 1 Turn on the power of the outdoor unit and enter standby mode 2 En 15 When system is normal POWER MODE lamp lights up ERROR lamp is off POWER MODE lamp ON ERROR lamp OFF When system is abnormal Check the settings as there is an error in the settings for outdoor unit address DIP switch SET3 1 2 or number of connected slave units DIP switch SET3 3 4 POWER MODE lamp ERROR lamp 7 segment display turn off MODE EXIT button SELECT button Setting method ale ENTER button 1 Function Se ting First 2 digits Last 2 digits 7 segment display r LED105 LED104 1 ON 7 segment display display Blinking Use the MODE EXIT SELECT and ENTER buttons to configure settings according to the procedures below If no setting is made the factory default setting will be displayed EXIT Setting is complete when the lamp lights up Press ENTER button to return to 2 Setting the first 2 digits If t
4. e m m t e Fat d When F4 to F9 are displayed continue to press the SELECT 7 01x button until F3 is displayed m a a fee a 5 4 ee eee Automatic address setting for signal amplifiers Press the SELECT button until 10 is displayed Press the ENTER button for more than 3 seconds Setting is complete when the number of units is displayed Do D Pd n3 Y End 7 6 Indoor unit address setting 7 6 1 Indoor unit address setting Address must be set for the indoor unit Manual setting gt When setting with the switch inside the indoor unit refer to the indoor unit operating manual When setting with a remote control refer to the remote control operating manual Check that the wiring is as shown in the figure below Operate using the outdoor master unit of each refrigerant system Automatic setting Fig Wiring example for automatic address setting 1 Signal amplifier wiring example 2 3 4 Indoor unit wiring example Connect the indoor and outdoor units of the same refrigerant system as shown NOTE The auto
5. Check them visually are operating Compressor operates after the indoor unit operates Check the operating sound nr r Measure the inlet and outlet temperatures Difference between inlet and Temperature difference 4 outlet temperatures is normal Error is not displayed Check the 7 segment display 10 degrees 1 Error blinking or no error code display 10 LED Display You can determine the operating status by the lighting up and blinking of the LED dis play Check the status using the table below 2 3 9 Ef o r 9 D 6 d rz 11 INFORMATION Main contents of label 10 1 Normal operation mode Lam Detail 1 Model name Model name DESCRIPTION z 2 Serial number Serial number Cooling Heating 3 Electric characteristics Phase rated voltage and frequency During oil recovery operation 4 Weight Product weight Operation During defrosting operation 5 Capacit Cooling heating capacity under cooling During power saving operation VSapacty heating condition refer to item 15 During low noise operation Electric current during cooling heating Current operation under cooling heating condition 10 2 Error display mode Input during cooling heating op
6. Observe the installation space specifications that are shown in the figures Keep the same space at rear air intake For maintenance purposes do not bury the piping Provide the same space for the air intake at the rear of the outdoor unit E If the installation is not performed according to the specifications it could cause a short circuit and result in a lack of operating performance As a result the outdoor unit might easily be stopped by high pressure protection Air intake Rear view En 3 CAUTION Installation methods not shown in the Performance may drop significantly following examples are not recommended 3 3 1 Single outdoor unit installation When the upward area is open Unit mm 1 Obstacles at rear only 2 Obstacles at rear and sides only 3 Obstacles at front only Oy NN E or more 4 om 50 1000 or more When an obstruction is present also in the upward area Unit mm 1 Obstacles at rear and above only 1000 2 Obstacles at rear sides and above only 1500 VZ xe 250 p 500 M ax 500 3 3 2 Multiple outdoor unit installation Provide at least 25 mm of space be installed When routing the piping from the side of an outdoor unit provide space for the piping No more than 3 units must be instal When 3 units or more are arranged following example when an obstruc tween the outdoor uni
7. Do not connect a separation tube after a header Leave the distance 0 5 m or more for straight part to branch tube and header 0 5mormore separation tube F1 mp TO indoor ue unit ORG gt To indoor unit or Header Main pipe 0 5 m or more III To indoor unit To indoor unit 0 5 mormore Separation tube i To indoor unit or Header TARDE To indoor unit 0 5 m or more En 6 ole Be careful not to deform or scratch the panel while opening the knockout holes To protect the piping insulation after opening a knockout hole remove any burrs from the edge of the hole It is recommended to apply rust prevention paint to the edge of the hole Pipes can be connected from 4 directions front lateral side rear side and bottom Fig A When connecting at the bottom remove the service panel and piping cover on the front of the outdoor unit and open the knockout hole provided at the bottom corner of the piping outlet It can be installed as shown on Fig B cutting out the 2 slits as indicated on Fig C When cutting slits use a steel saw Fig A 7 7 SS Wf Wi 7 7 LLY My X 7 WLLL Bottom connection Bottom connection Lateral connection Front connection Rear connection En 7 5 4 Pipe connection Do not use mineral oil on a flare
8. Forbidden Factory default oO o oj nm Normal mode Save energy mode 1 Cooling capacity shift High power mode 1 High power mode 2 Forbidden Normal mode Set this item when necessary Save energy mode Heating capacity shift Set this item when necessary High power mode 1 High power mode 2 Forbidden Forbidden Factory default Factory default Batch stop This mode selects the pattern of the stop function to be operated by the external input terminal CN134 Batch stop The stop of all indoor units connected to same refrigerant system due to Switching between batch stop or input signal coming from CN134 lemergency stop Emergency stop When emergency stop is actuated the indoor unit does not accept the operation command from the remote controller On the other hand when the emer gency stop is released no input from CN134 the air conditioner does not return to the original operation until operate indoor unit by the remote controller 2 ojoj jo o m 2 o 2 o wm Emergency stop Priority given to the first com Select the priority setting of the operation mode mand Priority given to the first command Priority is given to the operation mode which is set first Priority given to external input of Priority given to external inpu
9. Gas leakage detector 2 3 Accessories Use connecting parts as required Do not throw away the connecting parts until the installation has been complete Special gas leakage detector for HFC refrigerant RA10A The units are not explosion proof and therefore should not be installed in explosive atmosphere Do not use the unit for special purposes such as storing food raising animals grow ing plants or preserving precision devices or art objects It can degrade the quality of the preserved or stored objects Name and shape Application Specifications Ground the unit Do not connect the ground cable to a gas pipe water pipe lightning manual rod or a telephone ground cable Improper grounding may cause electric shock Perform draining for the unit according to the Installation manual Check that the water is properly drained If the drain processing is improperly installed water may drip down from the unit wet ting the furniture This book Installation manual Do not touch the fins with bare hands Drain cap For outdoor unit drain piping work Be sure not to start or stop the operation of air conditioning with power breaker Oth erwise it may cause malfunction or water leakage e When setting it up near the equipment that generates electromagnetic waves and the equipment that generates the higher harmonics wave be sure to take measures against noise Otherwise it may ca
10. If a refrigerant leakage occurs during operation immediately vacate the premises and thoroughly ventilate the area If the refrigerant is exposed to fire it will create a hazardous gas Electrical work must be performed in accordance with this Installation 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 For wiring use the prescribed type of cables connect them securely making sure that there are no external forces of the cables applied to the terminal connections Improperly connected or secured cables can cause serious accidents such as over heating the terminals electric shock or fire Securely install the electrical box cover on the unit An improperly installed electrical box cover can cause serious accidents such as elec tric shock or fire through exposure to dust or water 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 After the installation make sure there is no refrigerant leakage If the refrigerant leaks into the room and becomes exposed to a source of fire such as a fan heater stove or burner it will create a hazardous gas Use a wall hole pipe Otherwise it may cause a
11. ba 20 elei 22 LED A A 22 10 4 Normal operation mode etse rota terea pente nig en encre bI 22 10 2 Error display mode 5e rero rrt t que o Cop b erat neat rr eR pneu 22 lj geriuqienMp 22 En 1 1 SAFETY PRECAUTIONS Be sure to read this Installation manual thoroughly before installation The warnings and precautions indicated in this Installation manual contain important information pertaining to your safety Be sure to observe them After installing the unit perform a test run to make sure the unit operates normally Then explain to the customer how to operate and maintain the unit Please pass this Installation manual together with the Operating manual to the cus tomer Please ask the customer to keep the Operating manual and Installation manual at hand for future reference during the moving or repair of the main unit This mark indicates procedures which if improperly per formed might lead to the death or serious injury of the user WARNING Consult the retail store or professional technicians to install the main unit according to the Installation manual Improper installation will cause serious accidents such as refrigerant leakage water leakage electric shock and fire Manufacturer s guarantee will be invalid when instructions in the Installation ma
12. 2 lock error Outdoor unit fan motor 2 temperature error amp amp S protective action E 9 A 1 Outdoor unit coil 1 expansion valve 1 error E 9 A 2 Outdoor unit coil 2 expansion valve 2 error En 22
13. Fig A Connection system pic 1 Automatic address setting for indoor units Outdoor unit Pressure regulating valve Pressure gauge l First 2 digits Last 2 digits 1 mum of z pa Nitrogen o p i Press the SELECT button until SELECT 11 is displayed py pe i ELS R410A 1 M 4 p E uw By Press the ENTER button for more Indoor indoor Q9 i 77 ENTER 777 than 3 seconds unit unit Vacuum Scale NN qp LL z pump l It may take about 10 minutes for completin i u i y pleting I r the processing i Fig B ig 1 e The number of indoor units with normal set Service hose with Valve Bof tings will be displayed at the first 2 digits of Charging port Charging port cap the 7 segment display The number of indoor units with error will be displayed at the last 2 Blank cap 3 way valve digis f NALE NOTE After the ENTER button is pressed the i 1 J 431 G end processing will occur for about 30 seconds gt f Connecting pipe i l During this period the 7 segment will blink End Table A 7 7 Resistance measurement of transmission cable Measure with breaker OFF 7 0 to 9 0 Nm 20 0 to 25 0 Nm 12 5 to 16 0 Nm 70 to 90 kgf cm 200 to 250 kgf cm 125 to 160 kgf cm A 11 0 to 13 0 N m 30 0 to 35 0 N
14. and output To 1e nw Cable tie tightened with transmission cable E Cable for external input and output 3 the outdoor unit is not installed in the wall cover the exposed part of cable with a 1 mm thick or more insulation tubing 6 6 2 External input terminal Service parts EXTERNAL INPUT WIRE A 9368777005 Setting to low noise mode cooling priority heating priority selection outdoor unit operation peak control setting emergency batch stop and electricity meter pulse are possible from the outside Wiring method and specifications A twisted pair cable 0 33mm 22AWG should be used Maximum length of cable is 150m Use an external input and output cable with appropriate external dimension depend ing on the number of cables to be installed For each input pin No 1 is of positive polarity and pin No 2 is of ground level Input Input2 Input3 Input4 Input5 CN131 CN132 CN133 CN134 CN135 Yellow Green White Red Orange connected unit connected unit connected unit connected unit connected unit Operation behavior Each input terminal works as follows Connector Input signal Status Input1 OFF Normal operation CN131 Yellow ON Low noise mode operation Input2 Cooling priority CN132 Green 1 ON Heating priority Input3 OFF Normal operation CN133 White ON Outdoor unit operation peak control Normal ope
15. and prevent the unit from K exerting its full performance Nitrogen gas Brazing area Apply nitrogen gas while brazing the pipes Nitrogen gas pressure 0 02 MPa pressure felt sufficiently on the back of your hand If a pipe is brazed without applying nitrogen gas it will create an oxidation film This can degrade performance or damage the parts in the unit such as the compres sor or valves Do not use flux to braze pipes If the flux is the chlorine type it will cause the pipes to corrode In addition if the flux contains fluoride it will affect the refrigerant piping system due to deterioration of refrigerant oil For brazing material use phosphor copper that does not require flux 5 2 oor unit pipe connections For details refer to the Installation Instruction Sheet of each part Separation tube Horizontal Vertical A a or 115 Horizontal line GOOD 48 V A Outdoor unit or Refrigerant branch kit B Indoor unit or Refrigerant branch kit 5 d gt PROHIBITED Header Gas pipe Horizontal line Outdoor c a Horizontal unitside SSS 5 ine Hr VIEW C Liquid pipe m Vertical Outdoor p Ine line unit side gt H 0 to 10 mm 0 to 1 B1 10 to 10 H 0 to 10 mm az 0 to 1 B2 10 to 10 PROHIBITED PROHIBITED
16. in the pipe may freeze in extremely cold weather UTP AX090A As the drain water flows out of the outdoor unit during heating operation install the drain pipe and connect it to a commercial 16mm hose 2 4 2 Header When installing the drain pipe plug all the holes other than the drain pipe mounting hole in the bottom of the outdoor unit with putty so there is no water leakage Header uses the following parts A header is used for connecting the indoor units Unit mm Drain cap mounting hole x3 UTR H0906L UTR H0908L ALL Drain pipe mounting hole x1 3 INSTALLATION WORK Please obtain the approval of the customer when selecting the location of installation and installing the main unit 3 1 Selecting an installation location 341 Install the unit in a location that can withstand its weight and where it will not topple or fall Calculate the proper refrigerant concentration if you will be installing it in an enclosed location Total amount of replenished Refrigerant Drain pipe mounting hole refrigerant in refrigerant facility kg X concentration kg m 1 X 3 Capacity of smallest room where unit is installed m 0 3kg m NL Z X If the results of the calculation exceed the concentration limit increase the room surface Base area or install a ventilation duct Woy Drain pipe Please install the outdoor unit without slant within 3 d
17. m 12 5 to 16 0 N m 110 to 130 kgf cm 300 to 350 kgfcm 125 to 160 kgf cm Do not turn on the power if the resistance between the terminals of the transmission cable is abnormal Otherwise the PC board may be damaged Measure the resistance between 2 terminals of a transmission cable 1 Transmission cable connecting indoor units outdoor units and signal ampli fiers Measure the resistance of the signal amplifier terminal and the terminal of the indoor 8 1 Sealing test and outdoor units connected farthest away from the device where terminal resistor is measured A value from the table is displayed depending on the distance from the signal ampli fier and the device where the terminal resistor is set This value is an estimate Use only nitrogen gas Never use refrigerant gas oxygen in flammable gas or poisonous gas to pressurize 2 Transmission cable connecting outdoor units in a refrigerant system the system If oxygen is used there is the danger of an explosion The resistance between the terminals of the transmission cable is 45 60 Q Do not apply shock during sealing test This value is an estimate It can rupture the pipes and cause serious injury Do not turn on the power unless all operations are complete Distance from termination resistor m 0 100 200 300 Do not block the walls and the ceiling until the sealing test and the charging of the refrigerant gas have been complete
18. sharp bends Bend the pipe with a radius of curvature of 100mm or more If the pipe is bent repeatedly at the same place it will break If pipes are shaped by hand be careful not to collapse them Do not bend the pipes at an angle of more than 90 When pipes are repeatedly bent or stretched the material will harden making it dif ficult to bend or stretch them any more Do not bend or stretch the pipes more than 3 times 5 4 3 Pipe connection N CAUTION Be sure to install the pipe against the port on the indoor unit and the outdoor unit cor rectly If the centering is improper the flare nut cannot be tightened smoothly If the flare nut is forced to turn the threads will be damaged Do not remove the flare nut from the outdoor unit pipe until immediately before connect ing the connection pipe After installing the piping make sure that the connection pipes do not touch the compressor or outer panel If the pipes touch the compressor or outer panel they will vibrate and produce noise 1 Detach the caps and plugs from the pipes 2 Center the pipe against the port on the outdoor unit and then turn the flare nut by hand 3 Tighten the flare nut of the connection pipe at the outdoor unit valve connector 4 After tightening the flare nut by hand use a torque wrench to fully tighten it 3 way valve Liquid 3 way valve Gas Flare nut Flare nut NI Connection Connect
19. to property Pay careful attention to the following points Since the working pressure is 1 6 times higher than that of R22 models some of the piping and installation and service tools are special See the table in the SPECIAL TOOLS FOR R410A section Especially when replacing a conventional refrigerant other than R410A model with a new refrigerant R410A model always replace the conventional piping and flare nuts with the R410A piping and flare nuts This unit must be installed by qualified personnel with a capacity certificate for han dling 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 Models that use refrigerant R410A have a different charging port thread diameter to prevent erroneous charging with R22 R407C and for safety Therefore check beforehand The charging port thread diameter for R410A is 1 2 UNF 20 threads per inch This unit is part of a set constituting an air conditioner It must not be installed alone or with non authorized by the manufacturer Be more careful than the installation of the refrigerant other than R410A models not to enter foreign matters oil water etc and other refrigerant into the piping This unit contains no user serviceable parts Always consult authorized service per Also w
20. N MANUAL OUTDOOR UNIT PART NO 9380545026 02 Contents i 10 11 SAFETY PRECAUTIONS a 1 ABOUT THE UNIT 7 ui ite ye REOR ir tom 2 2 1 Precautions for using R410A refrigerant sssA 2 2 2 Special tools for RA10A 2 3 ACCOSSONGS HESS 2 4 Optional parts cre ete 3 INSTALLATION WORK i225 cnni to Pith em tct oio ur ee ka lanpiataians 3 1 Selecting an installation location 3 2 Drain procesSsilng sini Ero EEE SORORE ee rei UU LESE ER RETE MI Ie X ec 3 3 Installation dimensions e rre rito erento turn terrre 3 4 Transporting tlie srt acetic ner Iren FR I pede pedes 4 2 5 nime tena Sc ehe ee 5 SYSTEM CONFIGURATION 4 1 System configuration is 4 2 Pipe selection i crx xS ERR e EXER ERE QE POSEE EYE ER 5 4 3 Protection of pIDOS ione einn EE petere e ua 6 PIPEINSTADEATION puc ten UE I eec IM 6 MENTA 6 5 2 Indoor unit pipe connections ciere re nep nnne rt rentre rie repe 6 5 3 Opening the knockout hole D4 Pipa 7 ELECTRICAL WIRING 5 t 8 6 1 The precautions of electrical wiring sse 8 6 2 Knockout hole retro uo n lc REP 9 6 3 Selecti
21. R407C or R22 may not be used with this unit Do not use existing pipes Improper pipe selection will degrade performance B Pipe size table B First separation Separation tube tube optional optional Pipe size t table C Pipe size table D Indoor unit Indoor Xi Indoor unit ni Indoor unit Table A Wall thickness and pipe material for each diameter 6 35 1270 1588 19 05 1 4 3 8 1 2 5 8 3 4 0 8 0 8 0 8 1 0 12 0 032 0 032 0 032 0 039 0 047 COPPER JIS H3300 C1220T O or equivalent Please select the pipe size in accordance with local rules 1 Allowable tensile stress 33 N mm 2 Endurance pressure of the pipes 4 2MPa Table B Diameter of piping used between outdoor unit and first separation tubes or headers JA36LALH 4 45 IA54LALH 3 Pipe Length a f or a p of 4 1 SYSTEM CONFIGURATION Table C Diameter of piping used between separation tubes 4 4 to 11 1 UTR HO906L UTR H0908L UTP AX090A 11 2 to 20 1 4 For the installation method please refer to the installation manuals for indoor unit separation tubes or headers If pi
22. _AIRSTAGE ccc Se ae ute M LY S D hit 2 AJYA36LALH AJYA40LALH AJYA45LALH AJYASALALH AJHA36LALH AJHA40LALH AJHA45LALH AJHAS4LALH A CAUTION R410A REFRIGERANT This Air Conditioner contains and operates INSTALLED OR SERVICED erritory and local legislation operation manuals before the installation maintenance and or service of this product FUJITSU GENERAL LIMITED INSTALLATION MANUAL OUTDOOR UNIT For authorized service personnel only INSTALLATIONSANLEITUNG AUSSENGERAT Nur fur autorisiertes Fachpersonal MANUEL D INSTALLATION UNITE EXTERIEURE Uniquement r serv aux techniciens agr s MANUAL DE INSTALACION UNIDAD EXTERIOR S lo para personal de servicio autorizado MANUALE D INSTALLAZIONE UNIT ESTERNA A uso esclusivo del personale tecnico autorizzato MANUAL INSTALA O UNIDADE EXTERIOR Apenas para t cnicos de assist ncia autorizados YCTAHOBKE Tonbko gna o6cnyxuBarouiero nepcoHaria KURULUM KILAVUZU DIS NITE Yalnizca yetkili servis personeli icin PART NO 9380545026 02 INSTALLATIO
23. address of the overlap indoor unit is displayed press and hold the ENTER button for more than 3 seconds 1 e2 H d BG 3 Ad address number SELECT SELECT ENTER 2 When errors other than the address of the overlap indoor unit exist press SELECT button to switch to the next error If error occurs it will display 9 2 Testrun Before the test operation check the following items Is there a gas leakage At pipe connections flange connections and brazed areas Is the system charged with the specified volume of refrigerant Is the refrigerant circuit address correct Is a breaker installed at the power supply cable of outdoor unit Are the cable connected to the terminals without looseness and in accordance with the specifications Are the initial settings of the switches of the outdoor unit correctly configured Is the 3 way valve of the outdoor unit open Gas pipe and liquid pipe Is power supplied to the crank case heater for more than 12 hours Electricity cur rent in short period of time may result in compressor damage Are all the indoor units within the same coolant system connected to the power Operating indoor units which are not connected to the power may result in malfunctions Is Indoor unit connection check performed Test run doesn t operate if Indoor un
24. an 296 Increase the cable diameter when the cable length is long Fig In case of connected outdoor unit Transmission cable 230 V 1g 50 Hz Indoorunt j Power supply GOOD cable 230 V 19 50 Hz Breaker b di b odi dd d Breaker nn oo Outdoor unit Power supply cable I Li Remote controller cable 6 4 Transmission line Caution when wiring cable When stripping off the coating of lead wire always use the exclusive tool such as a wire stripper If there is no exclusive tool available necessarily carefully strip the coating by a cutter etc so that the conductive wire is not damaged If itis damaged it may lead to an open circuit and a communication error Pay attention to the following points while attaching wires on the terminal board Do not attach 2 wires on one side Do not twist wires Do not cross the wires Do not shorted at edge at root 2pcs at one side Wires twisted 1 wire PROHIBITED PROHIBITED GOOD Shorted at edge Shorted at root 2 wires GOOD PROHIBITED PROHIBITED 6 4 1 Transmission wiring specifications Follow the specifications below for the transmission cable Use Cable type Remarks 22AWG LEVEL 4 NEMA non polar 2core twisted pair solid core diameter 0 65mm LONWORKS Tra
25. ce On capacity priority performance is restored the mode will automatically return to the low noise mode Capacity priority setting in low noise mode Off Normal On Low noise mode Forbidden 4 2 Factory default Forbidden 6 0 Factory default tting number x00 Low noise mode setting Set the digit positions for integers and tens for the electricity meter connected to CN135 X Points to note on common No 70 and If the electricity meter No is set to 0 or 201 299 the pulse entered into CN135 will be disabled tting number x01 Electricity meter No settings 1 tting number x99 tting number Electricity meter No settings 2 tting number 1xx Set the digit position for the hundreds for the electricity meter connected to CN135 tting number 2xx tting number xx00 Set the digit positions for the integers and tens of the pulse settings of the electricity tting number xx01 meter connected to CN135 Electricity meter pulse setting 1 mm m m X Points to note on common No 72 and 73 If the electricity meter pulse is set to 0 the pulse entered into CN135 will be tting number xx99 disabled tting number 00xx tting number 01xx 1 Set the digit positions for the hundreds and thousands of the pulse settings of the elec tricity meter connected to CN135 Electricity meter pulse setting 2
26. d After connecting the pipes perform an sealing test Recheck that the 3 way valve are closed before performing a sealing test Fig B Pour nitrogen gas through both the liquid pipe and the gas pipe Pressurize nitrogen gas to 4 2 MPa to perform the sealing test Check all flare connection areas and brazed areas Then check that the pressure has not decreased Compare the pressures after pressurizing and letting it stand for 24 hours and check that the pressure has not decreased When the outdoor temperature changes 5 C the test pressure changes 0 05 MPa If the pressure has dropped the pipe joints may be leaking If a leakage is found immediately repair it and perform a sealing test again Decrease the pressure of nitrogen gas before blazing After completing the sealing test release the nitrogen gas from both valves Release the nitrogen gas slowly Approximate resistance Q En 17 8 2 Vacuum process Do not turn on the power unless all operations are complete If the system is not evacuated sufficiently its performance will drop Be sure to evacuate the refrigerant system using a vacuum pump The refrigerant pressure may sometimes not rise when a closed valve is opened after the system is evacuated using a vacuum pump This is caused by the closure of the refrigerant system of the outdoor unit by the electronic expansion valve This will n
27. d part Prevent mineral oil from getting into the system as this would reduce the lifetime of the units While brazing the pipes be sure to blow dry nitrogen gas through them The maximum lengths of this product are shown in the table If the units are further apart than this correct operation cannot be guaranteed 5 4 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 the cuttings will not enter the pipe and remove any burrs 3 Insert 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 Check if L is flared uniformly and is not cracked or scratched When using conventional flare tools to flare R410A pipes the dimension A should be approximately 0 5mm 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 flats 9 52 3 8 22 12 70 1 2 26 15 88 5 8 29 19 05 3 4 36 5 4 2 Bending pipes To prevent breaking of the pipe avoid
28. d with earth leakage circuit breaker in accordance with the related laws and regulations Connect the connector cord securely to the terminal Faulty installation can cause a fire Make sure to secure the insulation portion of the connector cable with the cord clamp A damaged insulation can cause a short circuit Never install a power factor improvement condenser Instead of improving the power factor the condenser may overheat Before servicing the unit turn the power supply switch OFF Then do not touch elec tric parts for 10 minutes due to the risk of electric shock Make sure to perform grounding work Improper grounding work can cause electric shocks Always use a separate power supply line protected by a circuit breaker operating on all cables with a distance between contact of 3mm for this unit Do not modify power cable use extension cable or branch wiring Improper use may cause electric shock or fire by poor connection insufficient insulation or over current Use crimp type terminals and tighten the terminal screws to the specified torques otherwise abnormal overheating may be produced and possibly cause serious dam age inside the unit Securely install the electrical box cover on the unit An improperly installed service panel can cause serious accidents such as electric shock or fire through exposure to dust or water En 8 The primary power supply capacity is for the air conditio
29. dden Forbidden Outdoor unit L1 on off Signal amplifier I Install Do not install Forbidden Forbidden Terminal resistor setting c 7 Segment LED lamp display Be P4 S AN fe FTE e Rotary switch y 9 lebrot emnna i EE LEDI05 LED104 REF AD i Em X E AERE Faec eves SET T SETS SET 4 i N Push button DIP switch 2 E at Lo ES Outdoor unit printed circuit board V En 13 7 3 Rotary switch setting The rotary switch REF AD sets the refrigerant circuit address of the outdoor unit Con figure the settings only on the master unit of a refrigerant system If multiple refrigerant systems are connected set the rotary switch REF AD as shown in the table below Refrigerant circuit address Rotary Switch REF AD x 1 Factory setting 0 Rotary Switch REF AD x 10 Factory setting 0 7 4 Push button setting Various functions can be set Set when necessary Perform settings after all indoor units have stopped operation Table A List of Settings Standard 40 to 65 m Short less than 40 m Pipe length setting Medium 65 to 90 m Long 1 90 to 120 m Forbidden Pipe length means the length between outdoor unit and the nearest indoor unit
30. digits Last 2 digits Press the ENTER button for more than 3 seconds E This will be displayed when the cooling test run starts This will be displayed after 5 seconds Press the ENTER button for more than 3 seconds This will be displayed when the E This will be displayed after 5 seconds N Y cooling operation mode is canceled For heating operation press the SELECT button until 01 is displayed yon ing test run with the push button on the outdoor unit PC board Press the MODE EXIT button Press the SELECT button Press the ENTER button Press the ENTER button for more than 3 seconds When F4 to F9 are displayed continue to press the SELECT button until F3 is displayed Settings for starting test run operation Press the ENTER button for more than 3 seconds E ern Y 4 Lt U 7 N This will be displayed when the heating test run starts This will be displayed after 5 seconds Settings for stopping test run operation 7 ENTER ZG Press the ENTER button for more than 3 seconds E EXIT This will be displayed when the heat ing
31. e to 2 decimal places 36LALH JA40LALH JA45LALH 54LALH 1 Calculation of additional amount for pipe length Total length of Total length of 99 52 mm a 26 35 mm a a liquid pipe x 0 058 liquid pipe x 0 021 kg m kg m m m kg kg Total Round up A to 2 decimal place kg 2 Calculation of total refrigerant amount C AtB B Factory charged amount kg Note Check the total refrigerant amount under the following conditions Total amount of refrigerant C 157kg Calculation Outdoor unit AJLJA54LALH 1 Calculation of additional amount for outdoor unit If liquid pipe piping length is the following 9 52 50m 06 35 35m Additional charge volume A 50 m x 0 058 kg m 35 m x 0 021 kg m 3 635kg 3 64kg 2 Check the total amount of refrigerant C A B 3 64kg 5 30kg 8 94kg S 15 7kg No problem if the above condition is satisfied En 18 8 4 Installing insulation Install insulation material after conducting the 8 1 Sealing Test To prevent condensation and water droplets install insulation material on the refriger ant pipe Refer to the table to determine the thickness of the insulation material Ifthe outdoor unit is installed at a level that is higher than the indoor unit the water that has condensed in the 3 way valve of the outdoor unit could travel to the indoor unit Therefo
32. ee the table below for he terminal screw tightening torques Crimp type terminal Strip 10mm Screw with special washer Screw with special washer Crimp type terminal o Crimp type terminal Terminal blocks 4 twisted pair cable Be sure to use one side of a twisted pair cable when using transmission cable with 2 sets of twisted pair cables Wind with insulation tape to prevent short circuit Connect both ends of sealed cable to earth 6 6 External input and external output 6 6 1 Terminal position Base heater CN115 Black Outdoor unit PC board p BASE HEATER 1 V xd CN115 BLK oe E if Ss 7777 a Input 4 CN134 imme l E sr 4 CN134 Red npu i CN185 ame Input 3 Orange 2 oi E BER CN133 White Output 1 9 sd wen utpu o CN136 H e 5 Ja input 2 Black j eR r CN132 Green o EXT EXT D t Output 2 m ad 8 WET ha e Input 1 CN137 CN131 Yellow Blue a 1 N CAUTION Do not bundle the cable for base heater with other cables When connecting cable to Input2 about 550mm Cable for external input
33. egrees TRES WE m 3 3 Installation dimensions Install this unit in a location with good ventilation If the unit must be installed in an area within easy reach of the general public install as necessary a protective fence or the like to prevent their access Provide sufficient installation space such as transportation route maintenance space ventilation space refrigerant piping space and passageways Install the unit in an area that would not inconvenience your neighbors as they could be affected by the airflow coming out from the outlet noise or vibration i If it must be installed in proximity to your neighbors be sure to obtain their approval Pay attention to the specifications of the installation space as shown in the figure If the unit is not installed according to specifications it may cause short circuit or poor performance The unit may be prone to lapse into non operation due to high pressure protection If the unit is installed in a cold region that is affected by snow accumulation snow fall or freezing take appropriate measures to protect it from those elements To ensure a stable operation install inlet and outlet ducts When there is a wall in front of the unit provide a space of 500mm or more as main tenance space When there is a wall at the right side of the unit provide a space of 25mm or more as maintenance space Install the unit in an area that would not cause problems eve
34. eration Input power under cooling heating condition refer to Mode CODE DESCRIPTION item 15 Communication E 1 4 2 Outdoor unit network communication 2 error n Maximum electric current temperature error E 1 4 5 The number of indoor unit shortage PM i ue gt Max Current condition is max cooling condition refer Indoor unit E 5 U 1 Indoor unit miscellaneous error to item 16 actuator error E 6 2 3 Outdoor unit EEPROM access error 9 Air circulation Air circulation E 6 2 6 Outdoor unit inverters communication error 10 Noise level Noise level E 6 2 8 Outdoor unit EEPROM data corruption error A ES Outdoor unit E 6 3 1 Outdoor unit inverter error 11 Refrigerant Refrigerant type and initial charging PCB Electrical a lolala Outdoor unit inverter PCB power short interrup amount component i tion error 12 Max pressure HP LP Means pressure of High Pressure side Switch error Ele alz Outdoor unit rush current limiting resister temp j P Low Pressure side i tecti ti 3 8 n pr Teee opara on 13 Protection Protection level against dust and water Elelo 1 Outdoor unit transmission PCB parallel com munication error 14 Working temperature Working temperature E 7 1 1 Outdoor unit discharge temp thermistor 1 error Dry bulb temperature and wet bulb tem E 7 2 1 Outdoor unit compressor temp thermistor 1 error 15 Condition of cooling heating perature unde
35. hen storing the piping securely seal the openings by pinching taping etc sonnel to repairs When charging the refrigerant take into account the slight change in the composi tion of the gas and liquid phases and always charge from the liquid phase side whose composition is stable 2 2 Special tools for R4 Contents of change for R22 tool When moving consult authorized service personnel for disconnection and installation of the unit Obtain the distribution network operator s agreement about the power capacity of the power supply system specification of the cable and the harmonic current and etc when you connect the outdoor unit with the power supply This unit must be connected to a power supply with impedance of 0 398 ohm and below If the power supply does not satisfy this requirement please consult the power supplier This product is intended for professional use Be sure to use a dedicated power circuit Never use a power supply shared by another appliance Pressure is huge and cannot be measured with a con ventional gauge To prevent erroneous mixing of other refrigerants the diameter of each port has been changed It is recommended to use a gauge manifold with a high pressure display range 0 1 to 5 3 MPa and a low pressure display range 0 1 to 3 8 MPa The units are not explosion proof and therefore should not be installed in explosive Gauge manifold atmosphere Do not install the un
36. here is no operation for 5 seconds after the setting the display will return to 2 Setting the first 2 digits MODE EXIT Press the MODE EXIT button MODE EXIT Press the SELECT button i Flashing SELECT ress the utton 4 H ENTER Press the ENTER button 7 i SELECT ENTER Z Press the ENTER button for more than 3 seconds 4 When F3 to F9 are displayed continue 1 F e to press the SELECT button until F2 is i Z X displayed ENTER oT T 2 Setting the 3 Setting the first 2 digits i last 2 digits i l SELECT 1 l i Continue to press the SELECT button until the desired number appears at the last 2 digits 1 1 Y ENTER SELECT SELECT SELECT l 1 1 _I M Fy my npn 4 Ft nmin aajao aoo gojoj alelale olaja Pd l MODE EXIT ENTER SELECT i T 1 i Every press of the SELECT i minim e i button will change the setting i LS LS j LS C 1 number for the first 2 digits Setting is complete when the lamp lights up i Press ENTER button to return to 2 Setting the first 2 digits i i If there is no operation for 5 seconds after the setting the Hr B display will return to 2 Setting the first 2 digits 1 1 1 i SELECT 1 l 1 1 SELECT i Continue to press the SELECT but
37. hod for other cylinders R410A 9 Gas Turn bottom up and fill with liquid Be careful to avoid turning over the cylinder Liquid Be sure to use the special tools for R410A for pressure resistance and to avoid mix If the units are further apart than the maximum pipe length correct operation can not may fail Minimize refrigerant release to the air Excessive release is prohibited under the Freon Collection and Destruction Law 8 3 1 Procedure for charging the system with refrigerant 1 Remove the charging port cap from the liquid pipe 2 Attach a charging hose to the refrigerant cylinder and connect it to the charging port 3 Add refrigerant by calculating the additional refrigerant volume in accordance with the calculation formula indicated below Remove the charging hose and install the charging port cap 5 Remove the blank caps gas pipe and liquid pipe and open the valves 6 Close the blank caps 7 After adding refrigerant indicate the added charging volume on the unit Tighten the blank caps and charging port caps to the torque values specified in the Table A To open and close the valves Use an M4 hexagon wrench 8 3 2 Checking total amount of refrigerant and calculating the amount of refrigerant charge to be added The amount of refrigerant charge to be added is the total value of the basic refriger ant charge amount and the value calculated from the length of the liquid pipe Round up the valu
38. igure below p Transmission terminal M3 Power supply terminal Ring terminal M5 about 550mm about 520mm Cable Cable tie Cable tie accessory Transmission Cable clamp M3 screw earth cable 0 5 to 0 6 N m 5 to 6 kgf cm Power supply cable Sealing transmission cable Connect both ends of the sealed wires of the transmission cable to the earth terminal of the equipment or to the earth screw near the terminal Be very careful that the screws are not overly tightened as the cables may snap and the terminal may be damaged En 11 M5 screw 2 0 to 3 0 Nem 20 to 30 kgf cm Use one side of the How to connect wiring to the terminal Caution when wiring cable 1 Use crimp type terminals with insulating sleeves as shown in the figure to connect to the terminal block Securely clamp the crimp type terminals to the cables using an appropriate tool so that the cables do not come loose Use the specified cables connect them securely and fasten them so that there is no stress placed on the terminals Use an appropriate screwdriver to tighten the terminal screws Do not use a screwdriver that is too small otherwise the Screw heads may be damaged and prevent the screws from being properly tightened Do not tighten the terminal screws too much otherwise the screws may break 6 S
39. ion U pipe Gas Liquid N CAUTION Hold the torque wrench at its grip keeping it in a right angle with the pipe in order to tighten the flare nut correctly Outer panel may be distorted if fastened only with a wrench Be sure to fix the el ementary part with a holding wrench spanner and fasten with a torque wrench refer to below diagram Do not apply force to the blank cap of the valve or hang a wrench etc on the cap If blank cap is broken it may cause leakage of refrigerant Blank cap Flare nut Torque wrench Holding wrench 6 Torque wrench Flare nut Tightening torque mm in 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 1100 In the case of AJ A54LALH It is necessary to change a connection pipe diameter by using Reducer 1 Reducer must be brazed in the outside of the outdoor unit 2 Distance between 3 way valve and reducer lt 1m 3 The part of Reducer do insulation processing after brazing Connection pipe Gas eco Pipe outside dia 19 05mm 3 4 in y rm Brazing _ 1morless Reducer accessory Connection pipe Gas Pipe outside dia 15 88mm 5 8 in Examp
40. ion condition of outdoor unit and the abnormal situation of both indoor and outdoor unit Wiring method and specifications Error displa This output indicates the outdoor unit and connected indoor unit s Normal or Error status Operation display This output indicates the outdoor unit s Operation status Connector Output voltage Status Output1 Normal CN136 Black DC 12 24 V 5 Error Output2 ov Stop CN137 Blue DC 12 24 V 5 Operation DC power supply 5 External 12 24V CN136 Black or CN137 Blue Connected load Operation Indicator or Error Indicator connected unit En 12 5 Provide a DC12 to 24V power supply Select a power supply capacity with an ample surplus for the connected load 6 The allowable current is 30mA or less Provide a load resistance such that the current becomes 30mA or less 7 Polarity is for pin 1 and for pin 2 Connect correctly Do not impress a voltage exceeding 24V across pins 1 2 A twisted pair cable 0 33mm 22AWG should be used Maximum length of cable is 150m Use an external input and output cable with appropriate external dimension depend ing on the number of cables to be installed 6 6 4 Base heater terminal Service parts WIRE WITH CONNECTOR 9708642000 This is the output signal for base heater Output signal ON when the outdoor tempera ture goes down below 2 C and signal OFF at the
41. it connection check is not performed Lh After checking that the above items are all in order refer to 9 3 Test run method to test operation the unit If there are problems adjust immediately and recheck 9 3 Test run method Be sure to configure test run settings only when the outdoor unit has stopped operating Depending on the communication status between the indoor and outdoor units it may take several minutes for the system to start operating after settings for the test run are complete After the test run settings are complete the outdoor unit and the connected indoor units will start operating Room temperature control will not activate during test operation continuous operation If a knocking sound can be heard in the liquid compression of the compressor stop the unit immediately and then energize the crank case heater for a sufficient length of time before restarting the operation En 20 Perform test operation for each refrigerant system You can set cooling test operation or heating test operation with the push button on the outdoor unit PC board Test operation setting method Use the MODE EXIT SELECT and ENTER buttons on the indoor unit PC board to configure settings according to the procedures below Perform test run for refrigerant system You can set cooling test run or hea Test run setting method Y MODE EXIT Function settings First 2
42. it in the following areas Area with high salt content such as at the seaside It will deteriorate metal parts causing the parts to fall 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 fall 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 cause the copper pipes and brazed joints to corrode which can cause refrig erant leakage Area containing equipment that generates electromagnetic interference It will cause the control system to malfunction preventing the unit from operating normally 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 Avoid installing the unit at places where it will come into contact with animals urine or ammonia To increase pressure resistance the hose material and Charging h SS base size were changed A conventional vacuum pump can be used by installing a vacuum pump adapter Aconventional vacuum pump can be used by installing 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 7kPa 5 Ton 755mmbHg Vacuum pump
43. le Case of front connection 5 4 4 Handling precautions for the valves Mounted part of Blank cap is sealed for protection Fasten blank cap tightly after opening valves Operating the valves Use a hexagon wrench size 4mm Opening 1 Insert the hexagon wrench into the valve shaft and turn it counterclockwise 2 Stop turning when the valve shaft can no longer be turned Open position Closing 1 Insert the hexagon wrench into the valve shaft and turn it clockwise 2 Stop turning when the valve shaft can no longer be turned Closed position Opening direction Opening rr Hexagon wrench Seal blank cap installation portion Liquid pipe Gas pipe 6 ELECTRICAL WIRING 6 1 The precautions of electrical wiring N WARNING Wiring connections must be performed by a qualified person in accordance with specifications The rated supply of this product is 50Hz 230V of 1 phase 2 cable Use a voltage within the range of 198 264V Before connecting the cables make sure the power supply is OFF Select a breaker Included with earth leakage circuit breaker of appropriate capacity and install one at every power supply of an outdoor unit Wrong selection of breakers or transition wiring will lead to electric shock and fire Do not connect AC power supply to the transmission line terminal board Improper wiring can damage the entire system Install a breaker Include
44. matic address function can be used for a maximum of 9 indoor units installed to the same refrigerant system When network is connected to other refrigerant systems the automatic address function cannot be used The addresses of indoor units that have been configured automatically cannot be assigned in the order when they are installed Refer to the indoor unit installation manual for the procedures to check the addresses 7 6 2 Procedures to enable automatic address setting on indoor units Check that the rotary switch IU AD on the indoor unit PC board is set to 00 If it is not set to 00 it means the address of that device is not set Factory default is 00 Turn on the power of the indoor and outdoor units When the system is normal nothing will be displayed on the 7 segment display When ERROR is displayed inspect the units Use the MODE EXIT SELECT and ENTER buttons on the outdoor unit PC board to configure settings according to the procedures below 1 FUNCTION Setting First 2 digits Last 2 digits i i the display when the i main power is turned on i 2 1 Fl i z X i SELECT y 1 4 i e i B SELECT gt 4 3 When F4 to F9 are displayed x continue to press the SELECT button until F3 is displayed 1 En 16 5 PIPE INSTALLATION II
45. n if the drain water is discharged from the unit Otherwise provide drainage that would not affect people or objects Install the unit in an area that has no heat sources vapors or the risk of the leakage of flammable gas in the vicinity An outdoor temperature of 35 C DB in air conditioned operation is assumed for the installation space in this item If the outdoor temperature exceeds 35 C DB and Install the unit in an area that is away from the exhaust or vent ports that discharge the outdoor unit is operating at a load exceeding its rated ability provide a larger inlet vapor soot dust or debris space Install the indoor unit outdoor unit power supply cable transmission cable and If you are installing more outdoor units than indicated here please ensure sufficient remote control cable at least 1 meter away from a television or radio space or consult your distributing agent as it may affect the performance due to short The purpose of this is to prevent TV reception interference or radio noise Even if circuit and other problems they are installed more than 1 meter apart you could still receive noise under some signal conditions Consider the transportation route installation space maintenance space and access and install the unit in a location with sufficient space for the refrigerant piping Keep the length of the piping of the indoor and outdoor units within the allowable range
46. ndoor unit connection check Y can not be performed m This will be displayed when the y t Indoor unit connection check starts pa Y C1 Confirm the number of connected indoor il oe g units and the volume ratio of the indoor EJ i units connection 1 The number of connected indoor units Ex When 8 units are connected 2 Volume ratio of the indoor units connection Ex When the ratio is 12096 ENTER Exit indoor unit connection check Y mode When error occurs PIAISIS je Please refer to the following Error displays for details ENTER OHE MODE EXIT When it finishes normally nothing will be displayed on 7 segment display 9 1 4 Error displays When error occurs Err and Number of errors occurred are alternately displayed on the 7 segment display every 1 second For the content of error please refer to the 10 2 Error display mode When error codes are displayed all the error codes can be confirmed by pressing the SELECT button Example When Indoor unit capacity error E221 Connection unit number error indoor unit E242 and Indoor unit duplicate address error E261 occurred Elele e ENTER 1 When the
47. ner itself and does not include the concurrent use of other devices Do not use crossover power supply wiring for the outdoor unit If the electrical power is inadequate contact your electric power company Install a breaker Included with earth leakage circuit breaker in a location that is not exposed to high temperatures If the temperature surrounding the breaker is too high the amperage at which the breaker cuts out may decrease Use a breaker Included with earth leakage circuit breaker that is capable of handling high frequencies Because the outdoor unit is inverter controlled a high frequency earth leakage circuit breaker is necessary to prevent a malfunction of the breaker itself When the electrical switchboard is installed outdoors place it under lock and key so that it is not easily accessible Never bundle the power supply cable and transmission cable remote control cable together Separate these cable by 50 mm or more Bundling these cables together will cause miss operation or breakdown Always keep to the maximum length of the transmission cable Exceeding the maxi mum length may lead to erroneous operation The static electricity that is charged to the human body can damage the control PC board when handling the control PC board for address setting etc Please keep caution to the following points Provide the grounding of Indoor unit Outdoor unit and Option equipment Cut off the po
48. ng power supply cable and 9 6 4 Transmission line 5 4 6 6 External input and external output 12 FIELD SETTING 4 1 Foki soting switches n eere rin nonae rene Innes 13 1 2 DIPSSWIHCH SOWING een ren tepore ere 7 3 Rotary switch setting 7 4 Push button setting 7 5 Address setting for signal 8 6 16 7 6 Indoor unit address setting 7 7 Resistance measurement of transmission cable Measure with breaker OFF 17 PIPEJINSTALCATION I s iin t tia E reia ENEA ER S 17 8 1 Sealingtest cc 17 0 2 Vacuum 18 8 3 jAdditional charging 2 ple Ia ARE 18 19 8 5 Filing wii putty e sett 19 TEST OPERATION Me 19 9 1 Indoor unit connection check eceeeeeeeeeeceeeeeeeeeeeeereseeeseeeeeenens 19 cd MR 20 9 3 Testrunmethod
49. nsmission cable compatible cable 6 4 2 Wiring rules 1 Total length of transmission cable Total transmission line length MAX 3600m EF EG GH HJ HK KL lt 3600m Fig 2 In the following cases Signal Amplifier is required When the total length of the transmission line exceeded 500m AB BC BD gt 500m Fig 1 When the total number of units is over 64 Transmission line length between each unit 2 400m 2 Length of transmission cable between 1 network segment NS EF EG GH HJ HK lt 500m Fig 2 KL X 400m Fig 2 Unit means indoor unit outdoor unit Touch Panel Controller and System Controller Signal Amplifier single split adaptor Network Convertor etc Fig 1 Outdoor unit Transmission line System B c Controller Terminal Ex ix Du cu cu i resistor ES D m Indoor unit Touch Panel When AB BC BD gt 500m Controller Signal Amplifier is required Fig 2 NS1 NOTE Do not use loop wiring ESI Outdoor unit This may lead to parts S Indoor unit damage and erroneous mE operation E CL Ll j Terminal resistor
50. nual are ignored during installation For installation purposes be sure to use the parts supplied by the manufacturer or other prescribed parts Using non specified parts will cause serious accidents such as falling unit refrigerant leakage water leakage electric shock and fire To install a unit that uses the R410A refrigerant use dedicated tools and piping materi als that have been manufactured specifically for R410A use Because the pressure of the R410A refrigerant is approximately 1 6 times higher than the R22 failure to use dedicated piping material or improper installation can cause rupture or injury It will also cause serious accidents such as refrigerant leakage water leakage electric shock and fire Do not use this equipment with air or any other unspecified refrigerant in the refrigerant lines Excess pressure can cause a rupture Be sure to install the unit as prescribed so that it can withstand earthquakes and typhoons or other strong winds Improper installation can cause the unit to topple or fall or other accidents Ensure that the outdoor unit is securely installed at a place that can withstand the weight of the unit Improper installation will cause injuries caused by falling unit If there is a refrigerant leakage make sure that it does not exceed the concentration limit If a refrigerant leakage exceeds the concentration limit it can lead to accidents such as oxygen starvation
51. operation mode is canceled This will be displayed after 5 seconds After the test operation is complete turn off the power Attach the cover of the electrical component box and the front panel of the outdoor unit Note Check that the indoor and outdoor units connected to the same refrigerant system are operating normally When indoor or outdoor units are not operating or when the indoor and outdoor units of other refrigerant systems are operating the indoor outdoor unit address are not configured correctly The system will not operate normally with an incorrect DIP switch setting Stop the system immediately and recheck the DIP switch setting En 21 Outdoor unit discharge temperature 1 error permanent stop Outdoor unit compressor 1 temperature error Outdoor unit high pressure error Outdoor unit high pressure protective action 1 Outdoor unit low pressure error Outdoor unit heat sink temperature error FEHBHJ fL 9 4 Checklist Check method E ES Criteria Check description Refrigerant system error Cooling low pressure approx 0 8 MPa Heating high pressure approx 3 0 MPa High and low pressure values are normal Check it with a pres sure gauge m rmirmimim m 2 olala t A amp 2 N 2 Drain water is discharged smoothly through the drain hose Check it by pouring LED lamp water Indoor and outdoor unit fans
52. or unit and indoor units has been completed Is a breaker installed at the power supply cable of out door unit and every indoor units 8 Are the cables connected to the terminals without loose ness and in accordance with the specifications 4 Are all the indoor units stopped Indoor unit connection check can not be performed if any unit is operating Is the connection to Service tool UTY ASGX and Web monitoring tool UTY AMGX stopped 9 1 2 Restrictions applicable when performing the Indoor unit connection check The Indoor unit connection check can be completed within several minutes 9 1 3 Operating procedure for Indoor unit connection check Please perform the indoor unit connection check according to following procedures Press the MODE EXIT button T LED105 LED104 Press the SELECT button Turn on the power of indoor unit and outdoor unit Press the ENTER button Press the ENTER button for more than 3 seconds Y MODE EXIT Sh E 1 Set to Function mode F3 Z tN Y ELECT A S Fe S B3 When F4 to F9 are displayed ELECT continue to press the SELECT p button until F3 is displayed f lt dE ENTER Press the SELECT button until SELECT 42 is displayed 7 JEI Press the ENTER button for more than 3 seconds F R t When i
53. ot affect the operation of the unit Use a clean gauge manifold and charging hose that were designed specifically for use with R410A Using the same vacuum equipment for different refrigerants may damage the vacuum pump or the unit Do not purge the air with refrigerants but use a vacuum pump to evacuate the system f moisture might enter the piping follow below i e if doing work during the rainy season if the actual work takes long enough that condensation may form on the inside of the pipes if rain might enter the pipes during work etc After operating the vacuum pump for 2 hours pressurize to 0 05 MPa i e vacuum breakdown with nitrogen gas then depressurize down to 100 7kPa 755mmHg for an hour using the vacuum pump vacuum process If the pressure does not reach 100 7kPa 755mmHg even after depressurizing for at least 2 hours repeat the vacuum breakdown vacuum process After vacuum process maintain the vacuum for an hour and make sure the pressure does not rise by monitoring with a vacuum gauge Evacuation procedure 1 Remove the blank caps of the gas pipe and liquid pipe and check that the valves are closed 2 Remove the charging port cap 3 Connect a vacuum pump and a pressure gauge to a charging hose and connect it to the charging port 4 Activate the vacuum pump and vacuum the indoor unit and connection piping until the pressure gauge becomes 100 7kPa 755mmHg Evacuate from bo
54. outdoor temperature 4 C Voltage power supply input voltage Base heater 9 cable 0 82mm 18AWG CN115 Black 8 8 Connect to pin 1 and pin 3 No connection pin2 and pin4 9 The allowable current is 1A or less 7 FIELD SETTING Discharge the static electricity from your body before setting up the DIP switches Never touch the terminals or the patterns on the parts that are mounted on the PC board 7 2 2 Terminating resistor setting Be sure to set the terminal resistor according to specifications Set the terminal resistor for every network segment NS If terminal resistor is set in multiple devices the overall communication system may be damaged If terminal resistor is not set in a device abnormal communication may occur Be sure to set 1 terminal resistor in a network segment You can set the terminal resistor at the outdoor unit or signal amplifier When setting the terminal resistor of a signal amplifier refer to the installation manual of the signal amplifier When setting multiple terminal resistors take note of the following items How many network segments are there in a VRF system 968 3 Where will you set the terminal resistors in a network segment Condition for 1 segment Total number of outdoor and indoor units and signal amplifiers is less than 64 or the total length of the transmission cable is less than 500m How many outdoor units are connected to 1 refrigerant sy
55. pe diameter Table C gt Table B select pipe size from Table B Total cooling capacity of indoor unit is the total value for the cooling capacity of indoor unit connected downstream Use a standard separation tube for pipe branching Do not use a T tube as it does not separate the refrigerant evenly Table D Diameter of piping used between separation tube and indoor unit 07 to 14 6 35 1 4 18 to 30 9 52 3 8 12 70 1 2 15 88 5 8 36 to 54 5 9 52 3 8 19 05 3 4 5 1 pipe diameter Table D gt Table C using of pipe size from Table C is preferable Use reducer to change the diameter of connection pipe Table E Indoor unit capacity comparison table The indication of power is dif ferent depending on the model In the case of ARXBO7LALH equivalent to model code of indoor unit Model code 07 Capacity 2 2kW 4 3 Protection of pipes 1 month or more Pinch pipes Outdoor Less than 1 month Pinch or tape pipes Indoor Pinch or tape pipes Protect the pipes to prevent the entry of moisture and dust Especially pay attention when passing the pipes through a hole or connecting the end of a pipe to the outdoor unit 5 PIPE INSTALLATION 5 1 Brazing If air or another type of refrigerant Pressure regulating valve enters the refrigeration cycle the Cap internal pressure in the refrigera tion cycle will become abnormally high
56. r standard cooling heating E 7 3 3 Outdoor unit heat ex liquid temp thermistor error condition E 7 4 1 Outside air temp thermistor error E 7 5 1 Outdoor unit suction gas temp thermistor error de Conditi i T a E E 7 7 4 Outdoor unit heat sink temp thermistor error Condition of max cooling oe at maximum electric current an Ela8l2 1 Outdoor unit sub cool heat ex gas inlet temp P Outdoor unit thermistor error 17 Manufacture year Manufacture year sensor error E822 Outdoor unit sub cool heat ex gas outlet temp 18 Origin Origin country thermistor error E 8 3 2 Outdoor unit liquid pipe temp thermistor 2 error Manufacturer Outdoor unit current sensor 1 error 19 Manufacturer FUJITSU GENERAL LIMITED E 8 4 1 permanent stop Address 1 116 Suenaga Takatsu ku E 8 6 1 Outdoor unit discharge pressure sensor error Kawasaki 213 8502 Japan E 8 6 3 Outdoor unit suction pressure sensor error E 8 6 4 Outdoor unit high pressure switch 1 error E 9 3 1 Outdoor unit inverter compressor start up error E 9 4 1 Outdoor unit trip detection Elols 5 Outdoor unit compressor motor loss of synchro nization E 9 7 1 Outdoor unit fan motor 1 lock error E 9 7 4 Outdoor unit fan motor 1 undervoltage Outdoor unit n Outdoor unit fan motor 1 temperature error actuator error EO 6 8 protective action E 98 1 Outdoor unit fan motor
57. ration Input4 OFF CN134 Red ON Batch stop or Emergency stop operation 2 3 Input5 No pulse No information from electricity meter CN135 Orange 4 Pulse Power usage information from electricity meter The operations of each input terminal and the selection of function are set with the push button on the PC board of outdoor unit About the setting please refer to 7 4 Push button setting Note 1 The external input priority mode must be set by pressing push button on PC board of outdoor unit Refer to 7 FIELD SETTING 2 Batch stop or Emergency stop pattern can be selected by outdoor unit PC board push button Refer to 7 FIELD SETTING 3 The emergency stop function mounted in the J Il does not guarantee the regulations of each country For this reason sufficient checking is necessary regarding use Especially since the fact that the equipment may not be emergency stopped in the case of breaking of the wiring to the external input terminals and communication line communication error due to noise VRF external input circuit trouble etc must be considered the provision of double measures that add direct interruption of the power supply by switch etc is recommended as a precaution 4 Pulse input to CN135 must be width 50ms or more and must be interval 50ms or more 6 6 3 External output terminal Service parts EXTERNAL INPUT WIRE A 9368777005 You can detect the operat
58. re use putty in the space between the pipe and the insulation to prevent the entry of water Table Selection of insulation for using an insulation material with equal heat transmission rate or below 0 040W m k Pipe diameter 6 35 8 10 43 47 mm 9 52 9 T 44 18 12 70 40 12 45 19 15 88 40 12 16 20 19 05 40 13 16 21 When an ambient temperature and relative humidity exceed 32 C please strengthen heat insulation of refrigerant pipe 8 5 Filling with putty Fill the piping holes and wiring holes with putty supplied locally to avoid any gap Fig A If small animals such as insects enter the external unit a short circuit may be caused near electrical components in the service panel If the outdoor unit is installed at a level that is higher than the indoor unit the water that has condensed in the 3 way valve of the outdoor unit could travel to the indoor unit Therefore use putty in the space between the pipe and the insulation to prevent the entry of water to the indoor units Insulation En 19 9 TEST OPERATION 9 oor unit connectio eck Normal operation will not be possible without performing the Indoor unit connection check 9 1 1 Things to confirm before starting the Indoor unit connection check To ensure safety check that the following work inspections and operations have been completed D Check that all work on the wiring connecting the outdo
59. short circuit Do not place the outdoor unit near the handrail of the balcony Children may climb onto the outdoor unit lean over the handrail and fall over Use only a specified power cable Poor connection poor insulation and exceeding the allowable current will lead to electric shock and fire Attach the connecting cables securely to the terminal Or secure it firmly with a wiring suppressor Loose connection will lead to malfunction electric shock and fire Install a breaker Included with earth leakage circuit breaker to cut off all AC main cur rent at the same time If you do not install a breaker it may cause electric shock and fire During installation make sure that the refrigerant pipe is attached firmly before you run the compressor Do not operate the compressor under the condition of refrigerant piping not attached properly with 2 way or 3 way valve open This may cause abnormal pressure in the refrigeration cycle that leads to rupture and even injury During the pump down operation make sure that the compressor is turned off before you remove the refrigerant piping Do not remove the connection pipe while the com pressor is in operation with 2 way or 3 way valve open This may cause abnormal pressure in the refrigeration cycle that leads to breakage and even injury This mark indicates procedures which if improperly per formed might possibly result in personal harm to the user or damage
60. stall the outdoor unit without slant within 3 degrees Install 4 anchor bolts at the locations indicated with arrows in the figure To reduce vibration do not install the unit directly on the ground Install it on a secure base such as concrete blocks The foundation shall support the legs of the unit and have a width of 50mm or more Depending on the installation conditions the outdoor unit may spread its vibration during operation which may cause noise and vibration Therefore attach damping materials such as damping pads to the outdoor unit during installation Install the foundation making sure that there is enough space for installing the con nection pipes Secure the unit to a solid block using foundation bolts Use 4 sets of commercially available M10 bolts nuts and washers The bolts should protrude 20mm Refer to the figure If overturning prevention is required purchase the necessary commercially available items Unit mm 166 650 154 Do not install directly on the ground this may result in equipment failure Make sure the height of the base is 50 mm from the ground x Otherwise there is a risk that the drainage water will freeze between the device and the surface disabling drainage NS j LLL HH 9 Ul LLL MLL LI P MY UMMM N In areas with heavy snowfall where intake and outlet of the outdoor uni
61. stem Configure the setting DIP switch SET5 of the terminal resistor of the outdoor units as shown below from conditions 1 to 3 Disable Enable Factory setting Figure Terminal resistor setting NS1 Network segment 1 Set terminal resistor at outdoor units 7 1 Field setting switches Remove the service panel of the outdoor unit and the cover of the electrical component box to access the PC board of the outdoor unit PC board switches for various settings and LED displays are shown in the figure 7 2 DIP switch setting 7 2 1 List of Settings SET5 must be set for the DIP switch Configure the settings before turning on the power Settings for SET1 SET2 SET3 and SET4 DIP switches are factory default ones Do not change them Forbidden i Terminal resistor on 1 Ht Ht Ht wee e Li Refrigerant system1 Master unit Terminal resistor off Pus rad i Lr as x el vey Master unit Refrigerant system3 NS2 Network segment 2 NS3 Network segment 3 NS4 Network segment 4 Terminal resister on About the setting of terminal resistor Forbi
62. t can become blocked by snow It is recommended that unit be installed under a canopy or elevated on a high 50 mm stand or over Failure to do so will result in poor heating MM MY p P SZ ULLAL LLL performance and or premature failure of equipment STEM CONFIGURATIO Always keep to the limit on the total amount of refrigerant Exceeding the limit on the total amount of refrigerant when charging will lead to malfunction Between outdoor unit and the farthest indoor unit a f amp 120m a p S 120m Between the first separation tube and the farthest indoor unit f 40m p 40m Between the nearest indoor unit and the outdoor unit atb h 5m atc q 5m Between outdoor unit and the first separation tube az m Difference in height between outdoor units and indoor units H1 30m For the indoor unit stated below 30m For the outdoor unit stated below Difference in height between indoor units and indoor units H2 15m H3 15m Maximum total equivalent pipe length atfth jtl n p qts u S 180m Total refrigerant amount S 15 7kg Fig A Outdoor unit H3 Indoor unit ja gt En 5 4 2 Pipe selection This unit is designed specifically for use with the R410A refrigerant Pipes for
63. t of outdoor unit Priority is given to the operation mode which loutdoor unit is set by the external input terminal CN132 Priority given to administrative Priority given to administrative indoor unit Priority is given to the operation mode of the indoor unit administrative indoor unit which is set by the wired remote controller Operation mode selecting method eo N Forbidden Forbidden Forbidden Forbidden Forbidden Forbidden Forbidden Forbidden Factory default Factory default Factory default Factory default Factory default Factory default Factory default NINININI NINI N N ojo NIaoJaj AJN Factory default Level 1 stop Level 2 Outdoor unit capacity save setting Level 3 Level 4 Level 5 The capacity limit can be selected by the external input terminal CN133 when operat ing with the Outdoor unit capacity save function The lower the level the more the effect of energy saving but the cooling heating performance will also drop O j o N 2jJoj ojoj ojojoj ojojo Forbidden Factory default eo Off quiet priority If the cooling heating performance becomes insufficient when the low noise mode is set it is possible to set capacity priority that automatically cancels the low noise mode on
64. th the gas pipe and the liquid pipe 5 Continue evacuating the system for 1 hour after the pressure gauge reads 100 7kPa 755mmHg 6 Remove the charging hose and reinstall the charging port cap 8 3 Additional charging Do not turn on the power unless all operations are complete After evacuating the system add refrigerant Do not charge the system with a refrigerant other than R410A Always keep to the limit on the total amount of refrigerant Exceeding the limit on the total amount of refrigerant will lead to malfunction during charging of refrigerant Do not reuse recovered refrigerant Use an electronic scale to measure the charging amount of refrigerant Adding more refrigerant than the specified amount will cause a malfunction Charge refrigerant using the liquid pipe Adding refrigerant through the gas pipe will cause a malfunction Add refrigerant by charging the system with the refrigerant in the liquid state If the refrigerant cylinder is equipped with a siphon it is not necessary to place the cylinder upright Check if the steel cylinder has a siphon installed or not before filling There is an indication with siphon for filling liquid on the steel cylinder Filling method for cylinder with siphon R410A Set the cylinder vertical and fill with the Gas add liquid Liquid can be filled without turning bot Liquid tom up with the siphon inside Filling met
65. ton i i i until the desired number appears at the i i i last 2 digits 1 i Y ENTER SELECT Fri 5 4 e a jg Hejar MODE EXIT i ENTER Y SELECT H Press the MODE EXIT button to cancel the setting mode HU r U EP H ERm 7 5 Address setting for signal amplifiers 7 5 1 Address setting for signal amplifiers When using signal amplifiers the address for signal amplifiers must be set The address for signal amplifiers can be set automatically from 1 outdoor unit master unit on the network Refer to Fig Wiring example for automatic address setting 7 6 1 chapter for the wir ing example For manual setting of address refer to the signal amplifier installation manual 7 5 2 Automatic address setting for signal amplifiers When setting the address of the signal amplifier please use the factory setting See the installation manual of the signal amplifier When the system is normal nothing will be displayed on the 7 segment display When ERROR is displayed inspect the units Use the MODE EXIT SELECT and ENTER buttons on the outdoor unit PC board to configure settings according to the procedures below 1 FUNCTION Setting First 2 digits Last 2 digits the display when the main power is turned on
66. ts if multiple units are ed side by side in a line provide the space as shown in the ion is present also in the upward area When the upward area is open Unit mm 1 Obstacles at rear only 2 Obstacles at front only 1500 or more 500 1500 or more When an obstruction is present also in the upward area Unit mm Obstacles at rear and above only Max 300 3 3 3 Outdoor units installation in multi row Unit mm The following settings are not recommended in case of cooling by a low outside tem perature 1 Single parallel unit arrangement lt N e ae 150 gt 2000 or more 3 4 Transporting the unit N WARNING Do not touch the fins Otherwise personal injury could result CAUTION When carrying the unit hold the handles on the right and left sides and be careful If the outdoor unit is carried from the bottom hands or fingers may be pinched Carry slowly in the manner as shown on Fig B holding the handles Fig A in right and left sides Be careful not to touch with hands or objects Be sure to hold the handles on the sides of the unit Otherwise the suction grilles on the sides of the unit may be deformed Fig A Fig B Suction grille T Handle l HL la Front view Rear view En 4 3 5 Installation the unit Please in
67. use malfunction or failure Drain pipe For outdoor unit drain piping work When energizing to the crankcase heater please turn on the power 12 hours or ear lier before operation begins When the energizing time is short it may cause failure Besides please do not turn off power during the busy season Cable tie For binding power cable and Children should be monitored to ensure they do not play with the device transmission cable This product is not intended to be used by people including children with physical sensory or mental disability or persons lacking experience or knowledge unless they have been given by the through a person responsible for their safety supervision or instruction concerning the use of the device Reducer For connecting gas pipe For 54 model En 2 2 4 Optional parts 3 2 Drain processing The following parts are optional parts specific to R410A refrigerant Perform drain work in accordance with this Manual and ensure that the drain water Do not use parts other than those listed below is properly drained If the drain work is not carried out correctly water may drip down E fi th it wetting the furniture 2 4 1 Separation tube kit EE Separation tubs ses the following parts When the outdoor temperature is 0 C or less do not use the accessory drain pipe P 9 pers and drain cap If the drain pipe and drain cap are used the drain water
68. wer supply breaker Touch the metal section such as the unpainted control box section of the indoor or outdoor unit for more than 10 seconds Discharge the static electricity in your body Never touch the component terminal or pattern on the PC board Knockout hole Be careful not to deform or scratch the panel while opening the knockout holes After opening the knockout hole remove the burr on the edges to prevent snapping of cables It is recommended to apply rust proof paint on the edges to prevent rust Knockout holes are provided for wiring Fig A Knockout holes are provided 2 each in the same size in front lateral and rear sides Fig B Fig A Fig B Front connection Lateral connection Rear connection En 9 6 3 Selecting power supply cable and breaker Regulation of cable size and circuit breaker differs from each locality please refer in accordance with local rules Refer to the table for the wiring and breaker specifications of each installation condition AJLIA36LALH 32 AJLIA40LALH 32 30mA AJLIA45LALH 32 0 1sec or less AJLIASA4LALH 32 AJLIA36LALH AJLIA40LALH AJLIA45LALH AJLIABSALALH 1 These values are recommended data 2 Specification Use conformed cord with Type 60245 IEC66 Remarks 230V 50Hz 2Wire ground 3 Max cable length Set a length so that the voltage drop is less th

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