INSTALLATION MANUAL
Contents
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7. Consult your local dealer regarding what to do in case of refrigerant leakage When the air conditioner is to be installed in a small room it is necessary to take proper measures so that the amount of any leaked refrigerant does not exceed the concentration limit in the event of a leakage Otherwise this may lead to an accident due to oxygen depletion Be sure to use only the specified accessories and parts for installation work Failure to use the specified parts may result in water leakage electric shocks fire or the unit falling Install the air conditioner on a foundation that can withstand its weight Insufficient strength may result in the fall of equipment and causing injury Carry out the specified installation work in consideration of strong winds typhoons or earthquakes Improper installation work may result in accidents due to fall of equipment Make certain that all electrical work is carried out by qualified personnel according to the local laws and regulations and this installation manual using a separate circuit Insufficient capacity of the power supply circuit or improper electrical construction may lead to electric shocks or fire Make sure that all wiring is secure using the specified wires and ensuring that external forces do not act on the terminal connections or wires Incomplete connection or fixing may cause a fire When wiring between the indoor and outdoor units and wiring the power supply fo
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9. NN adouna un eg 39 ALINYOINOO 3G NOILVYV 1930 39 ONNEVTMHZSLYLINHOJNOYX 39 ALINYOINOD 4O NOLLVYV 1930 39 ZHZVOdOWWAT HZUVHY 39 VLINYOJNO9 10 3NOIZV4VIHOIO 39 QvaiWado3NO9 3C NOIOVuV 1930 39 DAIKIN RZQSG71L3V1B RZQS125D7V1B RZQS71D7V1B RZQS140D7V1B RZQS71D2V1B RZQS100D7V1B CONTENTS Page Safety considerations siii 1 Belo Instala sce ipa ORO Ra ada pipa 2 Selecting installato Sile oa 3 Precautions on installationi 5 oiii nint 4 Installation Servicing Space uoo eo eE aR 4 Refrigerant pipe size and allowable pipe length 5 Precautions on refrigerant piping ii iei cerra iiio 6 Refrigerant piping Terum Charging Ke Th SCAN toa BERE Fa acera ru Rea 9 Electrical wirlng WOrK 11 Ji georii T eed 12 Disposal requirements esses 18 Wiring dagran ti rt ER EY SER o Pa EE REED RIEF RIS Set 14 A READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE IMPROPER INSTALLATION OR ATTACHMENT OF EQUIPMENT OR ACCESSORIES COULD RESULT IN ELECTRIC SHOCK SHORT CIRCUIT LEAKS FIRE OR OTHER DAMAGE TO THE EQUIPMENT BE SURE ONLY TO USE ACCESSORIES OPTIONAL EQUIPMENT AND SPARE PARTS MADE BY DAIKIN WHICH ARE SPECIFICALLY DESIGNED FOR USE WITH
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12. After evacuating the system for 2 hours pressurize the system to 0 05 MPa vacuum break with nitrogen gas and evacuate the system again using the vacuum pump for 1 hour to 100 7 kPa vacuum drying If the system cannot be evacuated to 100 7 kPa within 2 hours repeat the operation of vacuum break and vacuum drying Then after leaving the system in vacuum for 1 hour confirm that the vacuum gauge does not rise After air purging with a vacuum pump it may happen that the refrigerant pressure does not rise not even if the stop valve is opened Reason for this phenomenon is the closed state of for instance the expansion valve in the outdoor unit circuit but this is not a problem for running the unit CHARGING REFRIGERANT Important information regarding the refrigerant used This product contains fluorinated gases covered by the Kyoto Protocol Do not vent gases into the atmosphere Refrigerant type R410A Gwe value 1975 1 GWP global warming potential Please fill in with indelible ink m the factory refrigerant charge of the product m the additional refrigerant amount charged in the field and m 0 0 the total refrigerant charge on the fluorinated greenhouse gases label supplied with the product The filled out label must be adhered on the inside of the product and in the proximity of the product charging port e g on the inside of the service cover Contains fluorinated gases covered by the Kyoto Pr
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14. refrigerant must be charged in its liquid state If the refrigerant is in state of gas its composition changes and the system will not work properly m connected indoor units must be indoor units designed exclusively for R410A Installation m For installation of the indoor unit s refer to the indoor unit installation manual Illustrations show class 125 outdoor unit type Other types also follow this installation manual m This outdoor unit requires the pipe branching kit optional when used as the outdoor unit for the simultaneous operation system Refer to catalogues for details m Never operate the unit with a damaged or disconnected discharge thermistor and suction thermistor burning of the compressor may result Be sure to confirm the model name and the serial no of the outer front plates when attaching detaching the plates to avoid mistakes m When closing the service panels take care that the tightening torque does not exceed 4 1 Accessories Check if the following accessories are included with the unit Installation manual 1 Clamp 2 Fluorinated greenhouse gases label Multilingual fluorinated greenhouse gases label Installation manual 2 DAIKIN See the figure below for the location of the accessories a gt 1 1 Handling As shown in the figure bring the unit slowly by grabbing the left and H right grips
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17. Pre run checks Electrical wiring m 15 the wiring as mentioned on the wiring Inter unit wiring diagram Ground wire Make sure no wiring has been forgotten and that there are no missing phases or reverse phases m sits the unit properly grounded m sthe wiring between units connected in series correct m Are any ofthe wiring attachment screws loose m 5 insulation resistance at least 1 MQ Use a 500 V mega tester when measuring insulation Do not use a mega tester for low voltage circuits Refrigerant piping Is the size of the piping appropriate m sthe insulation material for the piping attached securely Are both the liquid and gas pipes insulated the stop valves for both the liquid side and the gas side open Extra refrigerant m Did you write down the extra refrigerant and the refrigerant piping length Be sure to perform a test run Be sure to fully open the liquid side and gas side stop valves If you operate the unit with stop valves closed the compressor will break down Be sure to execute the first test run of the installation in cooling mode operation m Never leave the unit unattended with an open front panel during test run 1 European International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low voltage systems with input current gt 16 A and lt 75 A per phase Installation manual 12 DAI
18. automatically start running Please pay attention to this 3 Close the stop valve on the Never leave the outdoor unit liquid side securely about 2 unattended with opened front minutes after the compressor panel when power supply is on started operation See How to In case the stop valve on the use the stop valve on page 7 liquid side is not securely closed 4 Once compressor operation during operation sto a pumping down operation cannot ps after 2 to 5 minutes be executed close the stop valve on the gas i side securely See How to use the stop valve on page 7 5 Turn off the power supply a If after finishing pumping down operation the outdoor unit does not operate not even when the remote controller switch is turned on the remote controller may or may not indicate But this is not a malfunction After finishing the pumping down operation make sure to have removed the insulation sheet that was placed in the switch box as a protective measure like in chapter Preliminary measures on page 10 When in need of operation turn off the main power supply and turn it on again Make sure that stop valves both on liquid and gas side are open and be sure to operate the unit in cooling operation during test run Installation manual 10 DAIKIN ELECTRICAL WIRING WORK A All field wiring and components must be installed by a licensed electrician and must com
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20. manifold charge hose etc that are exclusively used for R410A installations to withstand the pressure and to prevent foreign materials e g mineral oils and moisture from mixing into the system Vacuum pump Use a 2 stage vacuum pump with a non return valve Make sure the pump oil does not flow oppositely into the system while the pump is not working Use a vacuum pump which can evacuate to 100 7 kPa 5 Torr 755 mm Hg m During tests never pressurize the appliances with a pressure higher than the maximum allowable pressure see unit name plate PS In order to prevent dirt liquid or dust from entering the piping cure the piping with a pinch or taping er ul ali Hinh de X Place Installation period Protection method More than a month Pinch the pipe Outdoor unit Less than a month Regardless of the Pinch or tape the pipe Indoor unit period Great caution is needed when passing copper tubes through walls In case of simultaneous operating system Upward and downward piping should be performed at the main piping line Use branch piping kit optional for branching refrigerant pipes Precautions to be taken For details refer to the manual attached to branch piping kit Install the branch pipes horizontally with a maximum inclination of 15 or vertically Length of branch pipe to the indoor unit should be as short as possible to keep lengths of bo
21. refrigerant piping length as in Maximum total one way piping length of the table in paragraph Allowable pipe length and height difference on 6 E g twin L1 L2 L3 H Over 30 m please add refrigerant quantity according to following table For future servicing mark with a circle the selected amount on the tables below For pair system Table 1 Additional charging of refrigerant unit kg Standard liquid pipe size Connected piping length is between 30 40 m 40 50 m RZQSG71 RZQS71 RZQS100 140 0 5 1 0 1 Use a 2 stage vacuum pump with a non return valve which can evacuate to 100 7 kPa 5 Torr 755 mm Hg Evacuate the system from the liquid and gas pipes by using a vacuum pump for more than 2 hours and bring the system to 100 7 kPa After keeping the system under that condition for more than one hour check if the vacuum gauge rises or not If it rises the system may either contain moisture inside or have leaks DAIKIN Installation manual 9 For twin triple and double twin system Please charge additionally according to the following calculation additional amount is R1 R2 1 G1 total length of 29 5 mm liquid piping G2 total length of 96 4 mm liquid piping 2 a G1 gt 30m calculate length over 30 m G1 30 m Based on this length decide R1 R2 in the table b G1 30 m and G1 G2 gt 30 m calculate total length over 30 m G1 G2 30 m Based on thi
22. the 2 fixation holes on the front side of the unit B location of the 2 fixation holes on the rear side of the unit C wires field supply Drain pipe disposal m f drain pipe disposal from the outdoor unit causes trouble for example if the drain water may splash on people provide the drain piping using a drain socket optional m sure the drain works properly INSTALLATION SERVICING SPACE The numerical figures used in here represent the dimensions for the 71 100 125 140 class models Figures between indicate the dimensions for the 100 125 140 class models Unit mm Refer to Precautions on installation on page 4 Precaution A In case of non stacked installation See figure 1 Suction side obstacle V Obstacle is present 1 In these cases close the bottom of the installation frame to prevent the discharged air from being bypassed Discharge side obstacle Left side obstacle 2 In these cases only 2 units can be installed This situation is not DE allowed Right side obstacle Top side obstacle 4 A WR B In case of stacked installation 1 In case obstacles exist in front of the outlet side Do not stack more than one unit About 100 mm is required as the dimension for laying the upper outdoor unit s drain pipe Get the portion A sealed so that air from the outlet does not bypass C In case of multiple row installation for roof top use etc 1 In case of installing one unit p
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25. DAIKIN INSTALLATION MANUAL Split System air conditioners RZQSG71L3V1B RZQS71D7V1B RZQS71D2V1B RZQS100D7V1B RZQS125D7V1B RZQS140D7V1B HABRUOZENREICBEEBTE gt 50 100 Y YY 2100 2100 gt 100 Y Y gt 100 lt 500 gt 1000 Y AFAFA 2150 2150 2150 lt 500 gt 1000 Y 2500 Y Y 500 2500 21000 142 gt 50 100 gt 500 Viv L2 lt L1 250 100 2500 5 LiSH gt 150 250 500 2190 21000 0751729 1142 gt 1000 0 lt L1 lt 1 2H Het LisH sh A 250 100 0 lt L2 lt 1 2H 1 L2 lt H ERU 4800 2500 gt 1000 RE 1241 gt 100 200 1 2H lt L2 lt H Hal L2 H Y Y 2200 200 300 21000 AFA 2200 gt 200 300 21000 lt 500 21000 Y gt 1000 V Y lt 500 21000 21000 142 gt 200 800 gt 1000 1 gt 150 250 is O lt L2 lt 1 2H 2200 300 1 2H lt L2 lt H 1 LI lt H gt 200 300 500 21000 21000 HLH 1112 21250 1 lt 1 Lis gt 150 250 0 lt L2 lt 1 2H L2 lt H 280100 i500 5500 21000 E 1241 2200 300 1 2H lt L2 lt H 2 Hele L2 H 1 PAN e L2 IN A e N e e a E L1 L1 L3 si r Li L4 IN e Ir I 2 3 4 5 6 1 50 Hz 220 240 V
26. KIN Test run 1 2 Be sure to turn power on at least 6 hours before starting operation in order to protect the compressor Make sure the liguid and gas stop valves are open FB i Opening direction m A A B Liquid side Gas side Remove the cap and turn counterclockwise with a hex wrench until it stops Be sure to close the frontside panel before operation as not doing so can cause electric shock Be sure to set the unit to cooling operation mode Press the inspection test operation button of the remote controller 4 times 2 times in case of a wireless remote controller to go into the test run mode Press the ON OFF button within 10 seconds to start the test run and check the operation status for about 6 minutes The refrigerant pressure may not rise immediately even if the stop valve is opened after an air purge is performed using a vacuum pump This is because the indoor unit refrigerant piping is closed off with electric valves inside This will not create any problems during operation Push the air flow direction adjust button and check if the unit is responding to the new air flow direction position Press the inspection test operation button of the remote controller 2 times to go into check mode and to make sure that the malfunction code displays 20 normal In case the malfunction code does not display 20 refer to Failure diagnosis at the
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29. THE EQUIPMENT AND HAVE THEM INSTALLED BY A PROFESSIONAL IF UNSURE OF INSTALLATION PROCEDURES OR USE ALWAYS CONTACT YOUR DAIKIN DEALER FOR ADVICE AND INFORMATION The English text is the original instruction Other languages are translations of the original instructions SAFETY CONSIDERATIONS The precautions listed here are divided into the following two types Both cover very important topics so be sure to follow them carefully A WARNING If the warning is not observed it may cause serious casualties CAUTION If the caution is not observed it may cause injury or damage to the equipment Warning WB The equipment is not intended for use in a potentially explosive atmosphere For use of air conditioning units in applications with temperature alarm settings it is advised to foresee a delay of 10 minutes for signalling the alarm in case the alarm temperature is exceeded The air conditioning unit may stop for several minutes during normal operation for defrosting of the indoor unit or when in thermostat stop operation Split System air conditioners Installation manual Ask your dealer or qualified personnel to carry out installation work Do not install the machine by yourself Improper installation may result in water leakage electric shocks or fire Perform installation work in accordance with this installation manual Improper installation may lead to water leakage electric shocks or fire
30. ails refer to the service manual RAT uates Thermistor suction pipe Thermistor coil Thermistor coil middle ROT uineis Thermistor liquid EOT iai Thermistor fin Signal receiver circuit Pressure sensor high Pressure switch high Signal transmission circuit Power module Diode module Insulated gate bipolar transistor Terminal strip Connector option Expansion valve Earth leakage breaker field supply MiS att 4 way valve Rico Resistor 21 43 Noise filter RAT eee Thermistor air ZAFAZAF iii Noise filter SE eheu cintas Thermistor discharge DAIKIN Installation manual 14 DAIKIN INDUSTRIES CZECH REPUBLIC s r o U Nov Hospody 1 1155 301 00 Plze Skvr any Czech Republic DAIKIN EUROPE N V Zandvoordestraat 300 B 8400 Oostende Belgium Copyright 2013 Daikin 4P342104 1
31. ce exposed to strong wind pay special attention to the following Strong winds of 5 m sec or more blowing against the outdoor unit s air outlet causes short circuit suction of discharge air and this may have the following consequences Deterioration of the operational capacity Frequent frost acceleration in heating operation Disruption of operation due to rise of high pressure When strong wind blows continuously on the face of the unit the fan can start rotating very fast until it breaks Refer to the figures for installation of this unit in a place where the wind direction can be foreseen Turn the air outlet side toward the building s wall fence or Screen Make sure there is enough room to do the installation Set the outlet side at a right angle to the direction of the wind Strong wind NS Blown air 2 Strong wind Prepare a water drainage channel around the foundation to drain waste water from around the unit If the water drainage of the unit is not easy please build up the unit on a foundation of concrete blocks etc the height of the foundation should be maximum 150 mm If you install the unit on a frame please install a waterproof plate within 150 mm of the underside of the unit in order to prevent the invasion of water from the lower direction When installing the unit in a place freguently exposed to snow pay special attention to the following Elevate the foundation as high as
32. d shall be suitable for refrigerant use phosphoric acid deoxidised seamless copper for refrigerant m Temper grade use piping with temper grade in function of the pipe diameter as listed in table below m The pipe thickness of the refrigerant piping should comply with relevant local and national regulations The minimal pipe thickness for R410A piping must be in accordance with the table below Temper grade of piping material Minimal thickness t mm 9 5 o 0 80 15 9 o 1 00 O Annealed Only use annealed material for flare connections Refrigerant pipe size Refer to figure 3 for twin system to figure 4 for triple system and to figure 5 for double twin system m Main pipe pipe between outdoor and first branch The pipes should have the same size as the outdoor connections Refrigerant pipe size standard size Gas pipe 15 9 Liquid pipe 9 5 H Pipe between first branch and second branch L2 L3 only for double twin Gas 15 9 Liguid 09 5 m Pipe between branch and indoor units L2 L3 for twin L2 L4 for triple and L4 L7 for double twin These pipe sizes must have the same size as the connected indoor units pipe sizes Branch see marking on figures 3 4 and 5 Selection of branch pipe Twin KHRQ22M20TA Triple KHRQ127H Double twin KHRQ22M20TA 3x DAIKIN Installation manual 5 Allowable pipe length and height difference See the
33. d side B Gas side m The valve cover is sealed where indicated by the arrow Refer to the figure Take care not to damage it m After operating the valve be sure to tighten the valve cover properly Liquid pipe 13 5 16 5 22 5 27 5 Nem Gas pipe m Check for refrigerant leakage after tightening the cap Cautions for handling service port m Always use a flexible charge hose with a push rod and valve to enable recovery of remaining refrigerant in the charge hose m After the work tighten the valve cover in place Tightening torque 11 5 13 9 Precautions when connecting field piping and regarding insulation Be careful not to let the indoor and outdoor branch piping come into contact with the compressor terminal cover If the liquid side piping insulation might come into contact with it adjust the height as shown in the figure below Also make sure the field piping does not touch the bolts or outer panels of the compressor B When the outdoor unit is installed above the indoor unit the following can occur The condensated water on the stop valve can move to the indoor unit To avoid this please cover the stop valve with sealing material Wi Ifthe temperature is higher than 30 C and the humidity is higher than RH 80 then the thickness of the sealing materials should be at least 20 mm in order to avoid condensation on the surface of the sealing DAIKIN Installati
34. e to the power supply line See figure 9 1 Pair Master Il Twin Slave Triple Earth leakage breaker IV Double twin Fuse Remote controller ON 0 E m In wiring make certain that prescribed wires are used carry out complete connections and fix the wires so that outside forces are not applied to the terminals Specifications of standard wiring components RZQSG71 RZQS71 RZQS100 RZQS125 RZQS140 Minimum circuit amps MCA 21 2 18 9 27 6 28 8 Recommended field fuse A 25 20 32 Wire type HO5VV U3G Si Wiring size must comply with the applicable local and ize k national code Wire type of wiring HO5VV U4G2 5 between the units a Stated values are maximum values see electrical data of combination with indoor units for exact values b Only in protected pipes use HO7RN F when protected pipes are not used NOTE The earth leakage breaker must be a high speed type breaker of 30 mA lt 0 1 Equipment complying with EN IEC 61000 3 12 1 TEST OPERATION WARNING Live parts can be easily touched by accident Never leave the unit unattended during installation or servicing when the service panel is removed NOTE Note that during the first running period of the unit Ma required power input may be higher This phenomenon originates from the compressor that requires a 50 hour run in period before reaching smooth operation and stable power consumption
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36. er row DAIKIN Installation manual 4 2 n case of installing multiple units 2 units or more in lateral connection per row 1000 1500 Relation of dimensions of H A and L are shown in the table below L A 0 lt L lt 1 2H 150 250 L lt H 1 2H lt L 200 300 H lt L Installation impossible REFRIGERANT PIPE SIZE AND ALLOWABLE PIPE LENGTH A Installation shall be done by a licensed refrigeration technician the choice of materials and installation shall comply with the applicable national and international codes In Europe EN378 is the applicable standard that shall be used qa To persons in charge of piping work Be sure to open the stop valve after piping installing and vacuuming is complete Running the system with the valve closed may break the compressor m It is forbidden to discharge refrigerant into the atmosphere Collect the refrigerant in accordance with the freon collection and destruction law E not use flux when brazing the refrigerant piping For brazing use phosphor copper brazing filler metal BCuP which does not require a flux If a chlorine flux is used the piping will corrode and if the flux contains fluoride it will cause the coolant oil to deteriorate adversely affecting the coolant piping system Selection of piping material Piping and other pressure containing parts shall comply with the national and international codes an
37. erformed while the product is operating In case of possible reversal of phases after a momentary black out of power and the power goes on and off while the product is operating install a reversed phase protection circuit on site Such situation is not unimaginable when using generators Running the product in reversed phase can break the compressor and other parts DISPOSAL REGUIREMENTS Dismantling of the unit treatment of the refrigerant of oil and of other parts must be done in accordance with relevant local and national legislation DAIKIN Installation manual 13 WIRING DIAGRAM o Wire clamp Terminal 69 Connector Relay connector EEE Field wiring A1P AAMP Printed circuit board BS1 BS4 Push button switch Clinica Capacitor DST initi DIP switch O2 Crankcase heater FIU FelU e Fuse HAP Service monitor green H1P H7P A2P Service monitor orange s RN Magnetic relay Y1S KAR es Magnetic relay E1HC KIOR KIIR Magnetic relay biz E Reactor Motor compressor Motor fan Power circuit BLK Black GRN Green BRN Brown BLU Blue ORG Orange RED Red WHT White YLW Yellow Refer to the service manual for connecting wiring to X6A The position of the selector switches DS1 indicate the factory setting For det
38. f uo pz Z npejys A ofefqe1odn as ep uefofod pod nyeuuou rulfupejseu Z IUPEJNS 6 ejunijonujsui no jruoyeuun no ejejiuuojuoo gL 1wefoyrusu 1u zseu z alupoBz es auem zn ez tuenuniem pod uoKuffoezijeuuou wou uoKoefnd amp jseu bow m elemjads 1 yelfeuzsey 25 eyoze ey jeu yo umueuinyop yeu yo Auengezs ze gy ul ejezijrn es eajsaoe eo efjipuoo no s Aneuuou a jueuinoop nes jepe ue eg 1q16 epiese ewy 16 asezn xeujo epun amp ninjunuos ipuey GL GZ eiuese u A 030 efnueyzA es eu japouu eupezneuipi 081 ez jsoupe odpoz eu e nseju A GAS pz elloeJepyap IS sesane wanny zn ifejau elioe1epjep IS eujoyre eJ sureuny rerjepour hsiejaud oulieuonorpuoy OJO pey eq uioxesye estsi 17 zz ButTedeuiet NELL BOBH O 99 OLMOM BE BHAMIBIULA h 1908d080 10 68 Z sjawpeasewll y pean nny eje enejosaey nxjjere ewo qepuu iss OZ egeueu ene zi es aJejey eu Aeideu
39. llation In case nothing is displayed on the remote controller the current set temperature does not display check for any of the following abnormalities before you can diagnose possible malfunction codes m Disconnection or wiring error between power supply and outdoor unit between outdoor unit and indoor units between indoor unit and remote controller Wi The fuse on the outdoor unit may have run out If the remote controller shows E3 E or LE as an error code there is a possibility that either the stop valves are closed or that air inlet or air outlet are blocked If the error code Uc is displayed on the remote controller check for voltage imbalance If the error code L7 or UF is displayed on the remote controller check the inter unit branch wiring connection up If the error code Z is displayed on the remote controller it is possible that air inlet or air outlet are blocked The reversed phase protection detector of this product only works during the initialisation stage after a power reset The reversed phase protection detector is designed to stop the product in case of an abnormality when the product is started up W When the reversed phase protection circuit forced the unit to Stop check if all phases are existing If this is the case shut off the power supply to the unit and replace two of three phases Turn on power again and start the unit W Reversed phase detection is not p
40. moment of first installation on page 13 If the inspection test operation button is pressed 4 times during a test run the unit returns to normal operation 10 Check all functions according to the operation manual Precautions regarding test runs 1 In order to detect stop valves failing to open operation of the unit is compulsorily performed in cooling for 2 3 minutes during the first test run even if the remote controller was set to heating operation In this case the remote controller will have kept displaying the heating symbol all the time and the unit will switch to heating operation automatically after elapse of that time In case you cannot operate the unit in test run mode for any unusual reason refer to Failure diagnosis at the moment of first installation on page 13 In case you cannot operate the unit in test run mode the unit usually returns to its normal state after 30 minutes In case of a wireless remote controller execute the test run only after having installed the indoor unit decoration panel with infra red receiver first In case the panels of indoor units are not yet installed to the indoor units make sure to shut off the power supply after finishing the complete test run A complete test run surely includes shutting off power after having performed a normal operation stop on the remote controller Do not stop operation by turning circuit breakers off Failure diagnosis at the moment of first insta
41. ng length of the table in paragraph Allowable pipe length and height difference on page 6 E g twin L1 L2 Table 3 Total charging amount lt unit kg gt Refrigerant piping length Liguid pipe size standard 1 75 2 25 2 75 RZQSG71 RZQS71 RZQS100 140 standard 1 75 2 25 2 75 standard 2 70 3 20 3 70 4 20 4 70 Precaution for pumping down operation The outdoor unit is equipped with a low pressure switch or a low pressure sensor to protect the compressor e Take the following steps to perform the pumping down operation Never short circuit the low pressure switch or low pressure sensor during pump down operation Preliminary measures Make sure to cut off power supply Open the front panel and cover the PCB and terminal board with insulation sheet to avoid electric shock by accidental touching of live parts Close the front panel before leaving the outdoor unit You cannot leave the unit unattended in case the front panel remains opened Turn on the power supply and carry out pumping down operation according to the following procedure E Pump down operation Procedure Precaution 1 Make sure that stop valves both on liquid and on gas side are open 2 Push the BS4 pumping down Compressor and outdoor fan will operation button on the PC start operation automatically board of the outdoor unit The indoor unit fan may 8 seconds
42. on manual 7 Be sure to insulate the liquid and gas side field piping and the refrigerant branch kit qu The highest temperature that the gas side piping can reach is around 120 C so be sure to use insulating material which is very resistant 22058 1 EN Any exposed piping may cause condensation or burns if touched Compressor Terminal cover Indoor and outdoor field piping Corking etc Insulation material Bolts Be careful with pipe bolt and outer panel connections ES 1 gt A N Cautions for flare connection Please refer to the table for the dimensions for processing flares and for the tightening torques Too much tightening will end up in splitting of the flare A dimensions for Flare nut tightening torgue Piping size processing flares mm Flare shape 09 5 33 39 12 8 13 2 15 9 63 75 N m 19 3 19 7 If a torque wrench is not available be aware that the tightening torque may increase suddenly Do not tighten nuts any further than to the angle as listed Recommended arm Piping size Further tightening angle length of tool 09 5 60 90 200 mm 15 9 30 60 300 mm When connecting the flare nut coat the flare inner surface with ether oil or ester oil and initially tighten 3 o
43. otocol 4 1 factory refrigerant charge of the product R410A kg see unit name plate E 2 additional refrigerant kg amount charged the field f total refrigerant charge 1 O ka ls 3 J Contains fluorinated 6 5 gases covered by the Kyoto Protocol outdoor unit refrigerant cylinder and manifold for charging NOTE National implementation of EU regulation on certain Oh fluorinated greenhouse gases may require to provide gt the appropriate official national language on the unit Therefore an additional multilingual fluorinated greenhouse gases label is supplied with the unit Sticking instructions are illustrated on the backside of that label Precaution for servicing When performing service on the unit requiring the refrigerant system to be opened refrigerant must be evacuated according to local regulations This unit requires additional charging of refrigerant according to the length of pipe connected at the site Charge the refrigerant to the liquid pipe in its liquid state through the service port of the liquid stop valve Since R410A is a mixed refrigerant its composition changes if charged in a state of gas and normal system operation would no longer be assured On this model it is not necessary to charge additionally if the piping length lt 30 m Additional charging of refrigerant m additional charging amounts relate to the
44. ou do not use a wire conduit be sure to protect the wires with vinyl tubes to prevent the edge of the knock out hole from cutting the wires Follow the electric wiring diagram for electrical wiring works Form the wires and fix the cover firmly so that the cover may be fit in properly DAIKIN Installation manual 11 Precautions on wiring of power supply and inter unit wiring m Use a round crimp style terminal for connection to the power supply terminal board In case it cannot be used due to unavoidable reasons be sure to observe the following instruction 1 Round pressure terminal 2 Cut out section CD 3 Cup washer 1 23 Do not connect wires of different gauge to the same power supply terminal Looseness in the connection may cause overheating When connecting wires of the same gauge connect them according to the below figure E Y gt p m T Y e e 00m gt e X X m Use the correct screwdriver to tighten the terminal screws Small screwdrivers can damage the screw head and prevent appropriate tightening m OOver tightening the terminal screws can damage the screws M See the table below for tightening torques for the terminal Screws Tightening torque N m M4 X1M 1 2 1 8 M4 EARTH 1 2 1 4 M5 X1M 2 0 3 0 M5 EARTH 2 4 2 9 Refer to the installation manual attached to the indoor unit for wiring of indoor units etc m Attach an earth leakage breaker and fus
45. piping 2 Part to be brazed 3 Taping 4 Hands valve 5 Pressure reducing valve 6 Nitrogen EVACUATING EH Do not purge the air with refrigerants Use a vacuum pump to vacuum the installation No additional refrigerant is provided for air purging m Pipes inside the units were checked for leaks by the manufacturer The refrigerant pipes fit on site are to be checked for leaks by the installer m Confirm that the valves are firmly closed before leak test or vacuuming Set up for vacuuming and leak test see figure 8 A Pair system B Simultaneous operation system 1 Pressure gauge 2 Nitrogen 3 Refrigerant 4 Weighing machine 5 Vacuum pump 6 Stop valve 7 Main pipe 8 Branched pipes 9 Pipe branching kit optional Installation manual 8 DAIKIN Procedure for leak test Leak test must satisfy EN378 2 1 Evacuate the pipes and check vacuum No pressure increase for 1 minute 2 Break the vacuum with a minimum of 2 bar of nitrogen Never pressurize more than 4 0 MPa 3 Conduct leak test by applying soap water etc to the connecting part of the pipes 4 Discharge nitrogen 5 Evacuate and check vacuum again 6 If the vacuum gauge no longer rises the stop valves can be opened qu Following should be executed if there is a possibility of moisture remaining in the pipe if piping work is carried out during the raining season or over a long period of time rainwater may enter the pipe during work
46. ply with relevant European and national regulations components procured on the site and all electric construction should comply with the applicable local and national codes B High voltage To avoid electrical shock make sure to disconnect the power supply 1 minute or more before servicing the electrical parts Even after 1 minute always measure the voltage at the terminals of main circuit capacitors or electrical parts and before touching make sure that those voltages are 50 V DC or less qa To persons in charge of electrical wiring work Do not operate the unit until the refrigerant piping is complete Running it before the piping is ready will break the compressor Precautions on electrical wiring work Before obtaining access to terminal devices all supply circuits must be interrupted m Use only copper wires m The wiring between the indoor unit and outdoor unit must be for 220 240 V A main switch or other means for disconnection having a contact separation in all poles must be incorporated in the fixed wiring in accordance with relevant local and national legislation Do not turn on the main switch until all the wiring is completed m Never squeeze bundled cables into a unit Fix cables so that cables do not make contact with the pipes especially on high pressure side Secure the electrical wiring with clamping material as shown the figure below so that it does not come in contac
47. possible Remove the rear suction grille to prevent snow from accumulating on the rear fins If you install the unit on a building frame please install a waterproof plate within 150 mm of the underside of the unit or use a drain plug kit option in order to avoid the drainwater dripping See figure DAIKIN Installation manual 3 PRECAUTIONS ON INSTALLATION m Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise after installation m n accordance with the foundation drawing in the figure fix the unit securely by means of the foundation bolts Prepare four sets of M12 foundation bolts nuts and washers each which are available on the market m Itis best to screw in the foundation bolts until their length are 20 mm from the foundation surface ur _140 140 j E LS e 1 RA a 2 El B O18 8 CN D e e o X a 47 RS lt td 614 C A Discharge side B Bottom view mm C Drain hole Installation method for prevention of falling over If it is necessary to prevent the unit from falling over install as shown in the figure Wi prepare all 4 wires as indicated in the drawing Wi unscrew the top plate at the 4 locations indicated A and B B putthe screws through the nooses and screw them back tight A location of
48. r 4 turns by hand before tightening firmly After completing the installation carry out a gas leak inspection of the piping connections with nitrogen and such Cautions for necessity of a trap Since there is fear of the oil held inside the riser piping flowing back into the compressor when stopped and causing liquid compression phenomenon or cases of deterioration of oil return it will be necessary to provide a trap at an appropriate place in the riser gas piping Trap installation spacing See figure 6 Outdoor unit Indoor unit Gas piping Liquid piping moow p gt Oiltrap Install trap at each difference in height of 10 m A trap is not necessary when the outdoor unit is installed in a higher position than the indoor unit Cautions for brazing Be sure to carry out a nitrogen blow when brazing Brazing without carrying out nitrogen replacement or releasing nitrogen into the piping will create large quantities of oxidised film on the inside of the pipes adversely affecting valves and compressors in the refrigerating system and preventing normal operation When brazing pipes however do not use oxidation preventers Residue of such preventers may result in choking of pipes or malfunction of components m When brazing while inserting nitrogen into the piping nitrogen must be set to 0 02 MPa with a pressure reducing valve just enough so that it can be felt on the skin 1 Refrigerant
49. rm the wires so that the frontside panel can be securely fastened If the frontside panel is not in place overheat of the terminals electric shocks or a fire may be caused If refrigerant gas leaks during installation work ventilate the area immediately Toxic gas may be produced if refrigerant gas comes into contact with fire After completing the installation work check to make sure that there is no leakage of refrigerant gas Toxic gas may be produced if refrigerant gas leaks into the room and comes into contact with a source of fire such as a fan heater stove or cooker Before touching electric terminal parts turn off power switch Live parts can be easily touched by accident Never leave the unit unattended during installation or servicing when the service panel is removed When planning to relocate former installed units you must first recover the refrigerant after the pumping down operation Refer to chapter Precaution for pumping down operation on page 10 Never directly touch any accidental leaking refrigerant This could result in severe wounds caused by frostbite DAIKIN Installation manual 1 Caution W Ground the air conditioner Grounding resistance should be according to national regulations Do not connect the earth wire to gas or water pipes lightning conductor or telephone earth wire Incomplete grounding may cause electric shocks B Gas pipe Ignition or explosion may occur if the ga
50. s 0 hyeysonu sueyre zz 2183 USEJJEDNOU uea po Z YeARISEA pz qoojop nfuenejsodn qo 6 suoyendis xne eo Uap geweb ZO jo suoisi oid ay LO J UeJOYJII BUS LL auJesjewua seq apun OL 2 92209 Sor 53 ugo du arl 1w1AporouoholdX Uo3gounodu ALL oun Amrloinonox ovyp U p ounzodu o ognovoxo 0 oi srl 10m3 0 1UOIZTUJSI asou Je eyuuojuoo ul pesn oueBue euo oped e e ijone o s prepuejs I ejuen6es i e ruuojuoo ouos 99 18910120 9 opienoe uees enb edueers s ojueunoop 5 5 5 s e uoo pepruuojuoo ue uejse GO senonisul azuo pnigeb ez do ullz epuepulq e1epue JO uae jo ap uuojuoo po SUononijsul sou e 05 sinb nod 5 s jueunoop no s euuou e seuuojuoo 100 g0
51. s ajuinBas s e epepiuuojuoo ogise 80 uejsuo synujsuoy uep e jn esjejejin jeu CN edoin3 UYG ZL uejjsuonynujsuoy eysiuya uap qe JE A N adong UNIE s LL aysiuya ep epfeqrepn n A N adong UMIEC s OL UNE LH9N MOY LYOLLUNOY 3 188 900 JUN ubjre BUHEUNOY 60 enbiuuoe uononijsuo ep 1elsso aj sajiduoo e esuojne 18 UN adong UNIE 20 0 ap eoruog e 1ejiduioo e epeziojne psa UN adong naon AOL 133DLANO DA UngrluLogorono33 1012 AN edoun3 UNEA H 40 3PW71102 4B 4S0 Ip o9juo9 ej e eyezzuojne JN edoin UNIE 90 P9 U09 uoioonujsuo ep e Jejiduoo e ejse AN edoun3 UNIT 50 8 Jerssoperonujsuo Jay PONG SI A N edoin3 UIE s 0 uejjejsnzueuiuresnz epjesuomyniisuoy alp BunByyooieg yey CN edoun3 U uornijsuo eoruuoa ayy ejiduioo oj posuoujne s ed Y 80 20 NN adong UDG LO lt gt 164492 n ployusy Q lt g gt yaepina jaysod y I paue uos WRU OL uoo op1enoe ap lt g gt 10d ajuawengisod lt gt
52. s decide R2 in the table R1 0 3 Total additional charge amount R R1 R2 kg Table 2 Length lt unit lt unit kg gt m additional charging of refrigerant Length exceeding Chargeless length Liquid piping 0 10 10 20 Main 9 5 0 5 1 0 R1 Branch Branch 6 4 0 3 0 6 R2 Example 1 L2 7 06 4 50 type L1 35 99 5 indoor 100 type A L3 5 06 4 50 type outdoor heat pump 1 G1 L1 35m G2 L2 L3 7 5 12 2 Over30 m a G1 30 5 m D9 5R1 0 5kg b G2 12m 06 4 R2 0 6 kg 3 Refrigerant charge amount R R1 R2 0 5 0 6 1 1 kg Example 2 L2 7 06 4 50 type indoor L1 5 09 5 L3 17 06 4 125 type 50 type outdoor heat pump indoor L4 20 06 4 50 type 1 Gt L1 5m 2 Over30m a 5 gt R1 0 0 kg b G1 G2 30 5 44 30 19 06 4 R2 0 6 kg 3 Refrigerant charge amount R R1 R2 0 0 0 6 0 6 kg e G2 L2 L3 L4 7 17 20 44 In case of complete recharge of the refrigerant please first execute vacuuming Execute this vacuuming from the service port Do not use the port of the stop valve for vacuuming Vacuuming can not be executed completely using such port Position of service port Outdoor units have 1 service port located between the heat exchanger and the 4 way valve Total charging weight of the refrigerant after a leak etc The total charging amounts relate to the refrigerant piping length as in Maximum allowable pipi
53. s leaks m Water pipe Hard vinyl tubes are not effective grounds m Lightning conductor or telephone ground wire Electric potential may rise abnormally if struck by lightning Be sure to install an earth leakage breaker Failure to install an earth leakage breaker may cause electric shocks and fire m Install drain piping according to this installation manual to ensure good drainage and insulate the pipe to prevent condensation Improper drain piping may cause water leakage and make the furnitures get wet m Install the indoor and outdoor units power wire and connecting wire at least 1 meter away from televisions or radios to prevent image interference or noise Depending on the radio waves a distance of 1 meter may not be sufficient to eliminate the noise m Do not rinse the outdoor unit This may cause electric shocks or fire m Donot install the air conditioner in places such as the following B Where there is mist of mineral oil oil spray or vapour for example a kitchen Plastic parts may deteriorate and cause them to fall out or water to leak m Where corrosive gas such as sulphurous acid gas is produced Corrosion of copper pipes or soldered parts may cause the refrigerant to leak B Where there is machinery which emits electromagnetic waves Electromagnetic waves may disturb the control system and cause malfunction of the equipment B Where flammable gases may leak where carbon fiber or ignitable dus
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55. t is suspended in the air or where volatile flammables such as thinner or gasoline are handled Such gases may cause a fire B Where the air contains high levels of salt such as that near the ocean B Where voltage fluctuates a lot such as that in factories In vehicles or vessels m Where acidic or alkaline vapour is present m This appliance is intended to be used by expert or trained users in shops in light industry and on farms or for commercial use by lay persons W Sound level is less than 70 dB A Provide a logbook In accordance with the relevant national and international codes it may be necessary to provide a logbook with the equipment containing at least info on maintenance repair work results of tests stand by periodes etc In Europe EN378 provides the necessary guidance for this logbook BEFORE INSTALLATION Since maximum working pressure is 4 0 MPa or 40 bar pipes of larger wall thickness may be required Refer to paragraph Selection of piping material on page 5 Precautions for R410A m The refrigerant requires strict cautions for keeping the system clean dry and tight Clean and dry Foreign materials including mineral oils or moisture should be prevented from getting mixed into the system Tight Read Precautions on refrigerant piping on page 6 carefully and follow these procedures correctly W Since R410A is a mixed refrigerant the required additional
56. t with the piping particularly on the high pressure side Make sure no external pressure is applied to the terminal connectors m When installing the earth leakage breaker make sure that it is compatible with the inverter resistant to high frequency electrical noise to avoid unnecessary opening of the earth leakage breaker m As this unit is equipped with an inverter installing a phase advancing capacitor not only will deteriorate power factor improvement effect but also may cause capacitor abnormal heating accident due to high frequency waves Therefore never install a phase advancing capacitor Secure the wiring in the order shown below 1 Secure the ground wire to the stop valve attachment plate so that it does not slide Secure the ground wire to the stop valve attachment plate one more time along with the electric wiring and the inter unit wiring Lay the electrical wiring so that the front cover does not rise up when doing wiring work and attach the front cover securely Switch box Stop valve mounting plate Ground Tie wrap Wiring between units o a AB NN Power supply and ground wiring 1 Power supply wiring and earth wire 2 Wiring between unit When cables are routed from the unit a protection sleeve for the conduits PG insertions can be inserted at the knock out hole See figure 7 Wire Bush Nut Frame Hose Inside Outside UU N When y
57. table below concerning lengths and heights Refer to figures 2 3 4 and 5 Assume that the longest line in the figure corresponds with the actual longest pipe and the highest unit in the figure corresponds with the actual highest unit Allowable pipe length Liquid pipe size 71 Maximum total one way piping length Pair L1 standard Twin and triple L14L2 2 m 50 m 70 m Double twin L1 L2 standard 40 L4 Maximum allowable piping length Twin L1 L2 L3 30m Triple L1 L2 L3 90m 50m Double twin L1 L2 L3 L4 L5 L6 L7 Maximum branch piping length Twin and triple L2 Double twin L24L4 20 Maximum difference between branch lengths Twin L2 L3 10m 10m Triple L2 L4 Double twin L2 L3 L4 L5 m m L6 L7 L2 L4 L3 L7 Maximum height between indoor and outdoor Maximum height between indoors Twin triple and H2 double twin B pom Chargeless length All L1 L2 L3 L4 L5 L6 standard lt 30 m L7 a Parenthesized figure represents the equivalent length PRECAUTIONS ON REFRIGERANT PIPING m Do not allow anything other than the designated refrigerant to get mixed into the freezing cycle such as air etc If any refrigerant gas leaks while working on the unit ventilate the room thoroughly right away m Use R410A only when adding refrigerant Installation tools Make sure to use installation tools gauge
58. th branch pipes to the indoor unit equal REFRIGERANT PIPING m Field pipes can be installed in four directions 12 13 Figure Field pipes in four directions 1 Drill 8 Pipe outlet plate 2 Centre area around 9 Screw front plate knockout hole 10 Pipe outlet plate screw 3 Knockout hole 11 Forward 4 Slit 12 Backward 5 Connecting pipe 13 Sideways 6 Bottom frame 14 Downward 7 Front plate m Cutting out the two slits makes it possible to install as shown the figure Field pipes in four directions Use a metal saw to cut out the slits m Toinstall the connecting pipe to the unit in a downward direction make a knockout hole by penetrating the centre area around the knockout hole using a 6 mm drill See figure Field pipes in four directions m After knocking out the knock out it is recommended to apply repair paint to the edge and the surrounding end surfaces to prevent rusting Installation manual 6 DAIKIN Preventing foreign objects from entering Plug the pipe through holes with putty or insulating material procured locally to stop up all gaps as shown in the figure I 1 1 Putty insulating material produced locally Insects or small animals entering the outdoor unit may cause a short circuit in the electrical box Cautions for handling stop valve m The stop valves for indoor outdoor connecting piping are closed at shipment from the factory Aa Make sure to keep the
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60. valve open during operation The names of parts of the stop valve are shown in the figure Service port stop valve Field piping connection BON Valve cover m Since the side boards may be deformed if only a torque wrench is used when loosening or tightening flare nuts always lock the stop valve with a wrench and then use a torque wrench Do not place wrenches on the valve cover 1 Spanner 2 Torque wrench Applying an excessive torque may distort the interior stop valve surface causing gas to leak inside the valve and causing the flare nut to crack eventually Do not apply force on the valve cover this may result in a refrigerant leak For cooling operation under low ambient temperature or any other operation under low pressure apply silicon pad or similar to prevent freezing of the gas stop valve flare nut see figure Freezing of the flare nut may cause refrigerant leak Silicon sealing pad Make sure there is no gap How to use the stop valve Use hexagonal wrenches 4 mm and 6 mm m Opening the valve 1 Place the hex wrench on the valve bar and turn counter clockwise 2 Stop when the valve bar no longer turns It is now open m Closing the valve 1 Place the hex wrench on the valve bar and turn clockwise 2 Stop when the valve bar no longer turns It is now closed AA SB TEN SA CON T Cautions for handling the valve cover Closing direction A Liqui
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