Daikin VRV III REMQ72PBYD User Manual Download

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EDUS 391004 - N

AMERICAS

Installation

Summary of Contents for VRV III REMQ72PBYD

Page 1: ...EDUS 391004 N AMERICAS AMERICAS Installation...

Page 2: ...Headers 12 4 REFNET Pipe System 14 4 1 REFNET Joint Branch Kit 14 4 2 REFNET Header Branch Kit 18 4 3 Outdoor Unit Multi Connection Piping Kit 22 5 Installation 43 5 1 RXYQ72 360PBYD Heat Pump 460V RX...

Page 3: ...Center of Gravity EDUS391004 N 2 Installation of Outdoor Units 1 Center of Gravity 1 1 460V REMQ72PBYD REMQ96PBYD REMQ120PBYD 4D058650B 4D058651B...

Page 4: ...EDUS391004 N Center of Gravity Installation of Outdoor Units 3 RXYQ72PBYD RXYQ96PBYD RXYQ120PBYD 4D070791 4D070790...

Page 5: ...Center of Gravity EDUS391004 N 4 Installation of Outdoor Units REYQ72PBYD REYQ96PBYD REYQ120PBYD 4D058652B...

Page 6: ...EDUS391004 N Center of Gravity Installation of Outdoor Units 5 1 2 208 230V REMQ72PBTJ REMQ96PBTJ REMQ120PBTJ 4D060193C 4D060194C...

Page 7: ...Center of Gravity EDUS391004 N 6 Installation of Outdoor Units RXYQ72PBTJ RXYQ96PBTJ RXYQ120PBTJ 4D070509 4D070510...

Page 8: ...EDUS391004 N Center of Gravity Installation of Outdoor Units 7 RXYQ144PBTJ REYQ144PBTJ REYQ72PBTJ REYQ96PBTJ REYQ120PBTJ 4D060196A 4D060195B...

Page 9: ...undation Drawing 460V RXYQ72PBYD RXYQ96PBYD RXYQ120PBYD REYQ72PBYD REYQ96PBYD REYQ120PBYD REMQ72PBYD REMQ96PBYD REMQ120PBYD 208 230V RXYQ72PBTJ RXYQ96PBTJ RXYQ120PBTJ RXYQ144PBTJ REYQ72PBTJ REYQ96PBTJ...

Page 10: ...be used for all the pipe work For further details concerning choosing components see VRVIII REFNET and Piping Selection Rules 3 The Daikin REFNET kits are supplied with insulation intended to fit ove...

Page 11: ...T pipe components must be used for all the pipe work For further details concerning choosing components see VRVIII REFNET and Piping Selection Rules 3 The Daikin REFNET kits are supplied with insulati...

Page 12: ...valent 2 The tips for insulation Both Gas Liquid piping must be insulated Materials Glass fiber or heat resistant polyethylene foam Thickness 1 2 inch or more 3 2 2 Heat Recovery Series Suction Discha...

Page 13: ...ly or vertically When the size of the selected field piping is different from that of branch pipe then the connecting section should be cut with a pipe cutter as shown in the figure below When you are...

Page 14: ...he outdoor unit side of the liquid pipe header Cut the B section with a pipe cutter as shown below and connect it to the A section Connect the flared section of the field pipe to the B section Fit the...

Page 15: ...8 1 2 3 8 3 8 3 8 9 13 16 11 7 16 1 9 16 1 4 1 4 3 5 32 1 2 3 5 32 1 21 32 Insulation Insulation Liquid Side D3K03622D 13 5 16 7 8 3 4 5 8 3 4 3 15 16 3 5 32 14 31 32 unit in Gas Side Insulation Insul...

Page 16: ...D 3 4 O D 1 3 8 THERMAL INSULATION 3 9 16 I D 1 2 I D 1 4 THERMAL INSULATION I D 7 8 O D 5 8 I D 3 4 1 15 16 1 1 2 14 1 8 3 1 8 12 6 8 I D 3 8 I D 1 1 8 20 3 4 3 15 16 4 3 4 I D 5 8 4 3 4 O D 7 8 I D...

Page 17: ...32 1 21 32 1 9 16 1 9 16 1 2 5 8 5 8 5 8 3 4 3 5 32 1 2 3 5 32 3 5 32 3 5 32 3 8 1 2 2 3 8 5 8 5 8 3 8 3 8 3 8 3 8 1 4 1 4 3 8 11 13 16 13 3 8 1 2 1 2 11 7 16 9 13 16 D3K03627B 3 4 Suction gas side D...

Page 18: ...8 3 1 8 13 1 16 11 7 16 1 5 8 I D 1 2 I D 5 8 I D 3 8 I D 1 2 I D 1 4 I D 3 8 I D 1 2 3 1 8 O D 1 2 I D 5 8 3 1 8 DISCHARGE GAS SIDE JOINT LIQUID SIDE JOINT SUCTION GAS SIDE JOINT 21 3 8 O D 5 8 3 15...

Page 19: ...8 6 23 32 5 23 32 4 23 32 4 23 32 2 2 3 8 4 23 32 4 23 32 10 7 16 8 1 16 3 15 16 24 7 32 2 I D 1 2 I D 1 2 O D 1 2 I D 5 8 I D 5 8 I D 1 O D 7 8 I D 5 8 I D 3 4 I D 7 8 5 I D 1 2 3 3 16 4 3 4 3 5 32...

Page 20: ...8 6 1 2 5 3 1 8 15 3 4 Thermal Insulation Thermal Insulation 30 1 2 I D 3 4 I D 5 8 3 1 8 3 1 8 3 11 16 5 5 16 I D 5 8 7 1 16 I D 3 4 I D 5 8 I D 7 8 O D 3 4 O D 3 8 I D 1 4 1 15 16 O D 5 8 I D 1 2 3...

Page 21: ...D 3 8 5 2 3 8 11 13 16 5 2 3 17 32 O D 3 8 I D 1 2 3 unit in Suction gas side HP LP gas side Insulation Insulation Insulation Liquid side D3K03634D I D 1 1 4 7 9 32 10 7 16 29 23 32 I D 1 1 8 I D 1 2...

Page 22: ...D 5 8 I D 5 8 30 15 16 6 1 2 3 I D 1 4 30 1 2 3 1 4 I D 1 2 27 15 16 15 3 4 1 15 16 I D 1 1 4 3 1 8 I D 1 3 8 8 I D 3 8 7 1 16 I D 3 4 5 3 1 8 15 3 4 I D 5 8 2 3 8 5 5 16 THERMAL INSULATION O D 3 8 4...

Page 23: ...y it may cause the malfunction of outdoor unit Make sure the piping up to the joint is straight for more than 19 11 16in Do not bend the field piping within this range If a straight field piping more...

Page 24: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 23 1P218719...

Page 25: ...REFNET Pipe System EDUS391004 N 24 Installation of Outdoor Units 1P218720...

Page 26: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 25 1P218720...

Page 27: ...REFNET Pipe System EDUS391004 N 26 Installation of Outdoor Units RXYQ264 360PBYD 460V RXYQ264 360PBTJ 208 230V BHFP22P151U 3D071077 3D071076...

Page 28: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 27 1P280278A...

Page 29: ...REFNET Pipe System EDUS391004 N 28 Installation of Outdoor Units 1P280278A...

Page 30: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 29 1P280279...

Page 31: ...e view 2 Make sure the piping up to the joint is straight for more than 19 11 16in Do not bend the field piping within this range If a straight field piping more than 4 3 4in is connected more than 19...

Page 32: ...CER 2 1 SUCTION GAS SIDE REDUCER 3 1 HP LP GAS SIDE REDUCER 1 1 HP LP GAS SIDE REDUCER 2 1 LIQUID SIDE REDUCER 1 1 INSULATION MATERIAL FOR SUCTION GAS SIDE PIPE 1 INSULATION MATERIAL FOR HP LP GAS SID...

Page 33: ...REFNET Pipe System EDUS391004 N 32 Installation of Outdoor Units 1P218714...

Page 34: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 33 1P218714...

Page 35: ...REFNET Pipe System EDUS391004 N 34 Installation of Outdoor Units 1P218715...

Page 36: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 35 1P218715...

Page 37: ...REFNET Pipe System EDUS391004 N 36 Installation of Outdoor Units REYQ264 336PBYD 460V REYQ264 336PBTJ 208 230V BHFP26P136U 3D071078 3D071079...

Page 38: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 37 3D071080...

Page 39: ...REFNET Pipe System EDUS391004 N 38 Installation of Outdoor Units 1P280510A...

Page 40: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 39 1P280510A...

Page 41: ...REFNET Pipe System EDUS391004 N 40 Installation of Outdoor Units 1P280511A...

Page 42: ...EDUS391004 N REFNET Pipe System Installation of Outdoor Units 41 1P280511A...

Page 43: ...3 4 3 4 3 1 2 1 1 1 7 7 8 11 3 4 Pattern 3 2 1 2 1 RXYQ144PBTJ Only 72 type 96 120 type 2 2 60 3 1 4 2 5 2 in 40 4 0 40 6 0 60 60 figure 1 figure 3 figure 2 4 1 2 3 1 2 1 1 2 3 7 8 3 7 8 3 7 8 5 3 7 8...

Page 44: ...nly 1 4 3 3 4 2 1 2 figure 18 2 1 2 3 1 2 3 figure 16 1 2 3 4 5 1 2 3 4 1 2 13 3 5 6 4 11 12 5 9 8 6 10 7 7 7 7 7 RXYQ144PBTJ Only 5 5 11 6 7 6 7 8 12 13 14 8 8 9 10 figure 12 2 B 1 2 1 1 TOIN DUNIT T...

Page 45: ...9 10 4 11 L1 L2 L3 12 1 2 3 4 7 5 6 5 6 7 1 2 3 4 5 1 A1P 2 3 figure 20 1 2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 1 2 3 4 5 7 6 1 3 Part A 6 5 7 A 2 4 figure 21 figure 22 figure 24 figure 25 1 2 3 4 5 6 9 7...

Page 46: ...30 figure 32 3 4 1 1 2 3 4 2 RXYQ144PBTJ Only 1 2 3 10 13 6 4 5 9 7 14 15 16 17 8 1 2 3 5 6 14 15 13 7 18 10 11 12 4 17 8 9 7 1 2 3 10 12 6 4 5 7 9 13 14 8 RXYQ144PBTJ Only 1 2 3 5 10 11 13 14 6 4 16...

Page 47: ...h as nails and other metal or wood parts including plastic packing materials used for transportation may cause injuries or death by suffocation WARNING Only qualified personnel must carry out the inst...

Page 48: ...connected Normal operation is not possible when connected to other units Remote controller wireless kit transmitting distance can be shorter than expected in rooms with electronic fluorescent lamps in...

Page 49: ...ble with R410A To learn which indoor units are compatible with R410A refer to the product catalogs To combine with other refrigerant indoor unit will cause malfunction 2 1 Combination The system name...

Page 50: ...For Patterns 1 and 2 in figure 2 Wall height for front side no higher than 59 in Wall height on the suction side no higher than 19 5 8 in Wall height for sides no limit If the height is exceeded the a...

Page 51: ...y circumstances open the shutoff valve until 7 FIELD WIRING and 10 CHECKING OF DEVICE AND INSTALLATION CONDITIONS are complete Do not use flux when brazing the refrigerant piping Use the phosphor copp...

Page 52: ...ected to the front 2 When connected at lateral side bottom 3 Remove the shutoff valve cover to connect 4 Remove the knock hole on the bottom frame and route the piping under the bottom frame 5 Gas sid...

Page 53: ...hibited pattern Change to pattern 1 or pattern 2 to indoor unit to indoor unit to indoor unit to indoor unit Piping between outdoor units to indoor unit Piping between outdoor units Downward inclinati...

Page 54: ...of REFNET joint to be 1 6 ft that of REFNET header to be 3 3 ft for calculation purposes Total piping length from outdoor unit 2 to all indoor unit 3280 ft Actual pipe length from first outdoor unit m...

Page 55: ...3T KHRP26M72TU9 KHRP26M73TU9 Indoor unit total capacity index x 72 72 x 111 111 x 230 230 x Number of outdoor unit 2 units 3 units Connecting piping kit name BHFP22P100U BHFP22P151U Refrigerant branch...

Page 56: ...0 0 lb 1 1 lb 2 2 lb 7 9 lb REFRIGERANT AMOUNT FOR EXCEEDINGCONNECTION CAPACITY OF INDOOR UNIT INDOOR CONNECTION CAPACITY MORE THAN 100 120 OR LESS MORE THAN 120 130 OR LESS RXYQ72 312PBYD RXYQ72 312...

Page 57: ...possibility of reversed phase lose phase momentary blackout or the power goes on and off while the product is operating attach a reversed phase protection circuit locally Running the product in rever...

Page 58: ...the following limitations If they are exceeded transmission problems may occur Between outdoor unit and indoor unit Between outdoor unit and outdoor unit of other systems Max wiring length 3280 ft Max...

Page 59: ...rusting Power line Open a knockout hole as shown at left and connect it using a conduit Transmission line Connect it using a conduit in the knockout hole on the right NOTE After wiring work is complet...

Page 60: ...ty 80 RH then the min thickness is 3 4 in See the Engineering data book for detail If there is a possibility that condensation on the shutoff valve might drip down into the indoor unit through gaps in...

Page 61: ...Follow the procedure below to check how many indoor or outdoor units are turned on NOTE Press the MODE button BS1 if you get confused while operating This returns to Setting Mode 1 H1P OFF default 72P...

Page 62: ...eration etc If the tank is left with the valve open the amount of refrigerant which is properly charged may be off the point Make sure to perform the check operation after installation Otherwise the m...

Page 63: ...e compressor stop working the fan may continue rotation close the valve A immediately 8 And check the LED displays are as below and the remote controller display shows P9 code After checking push the...

Page 64: ...igerant tank is empty Close the valve A and replace empty tank to the new tank After changing the tank open the valve A again Beware the fan running The outdoor unit does not stop operation P8 Close t...

Page 65: ...is also operating 3 Check to see if cold or hot air is coming out from the indoor unit 4 Push the fan direction and strength buttons on the remote controller to see if they operate properly NOTE Heati...

Page 66: ...ncentration is lb ft3 the weight in lb of the refrigerant gas in 1 ft3 volume of the occupied space Compliance to the local applicable regulations and standards for the maximum allowable concentration...

Page 67: ...nit Pattern 1 Pattern 2 Pattern 1 Pattern 2 Pattern 3 When installed in serial 1 4 3 4 3 4 3 4 3 1 2 1 1 1 7 7 8 11 3 4 Pattern 3 2 1 2 1 60 3 1 4 2 5 2 in 40 4 0 40 6 0 60 60 figure 1 figure 3 figure...

Page 68: ...14 A 3 4 1 5 2 B 1 2 1 1 2 3 4 3 4 7 8 2 9 6 5 1 2 3 TOIN DUNIT TOOUT DUNIT F1 F2 F1 F2 1 2 4 5 A1P TOIN DUNIT F1 F2 F1 F2 TOOUT DUNIT F1 F2 F1 F2 7 8 TOIN DUNIT F1 F2 F1 F2 TOOUT DUNIT F1 F2 F1 F2 7...

Page 69: ...27 figure 29 figure 31 figure 25 figure 23 3 2 4 5 7 2 8 Part A Part B Part C 11 9 10 C A B 1 6 12 13 14 14 1 2 3 4 5 6 7 8 9 10 13 14 15 11 12 18 19 16 17 1 2 1 2 3 4 5 1 2 3 10 11 12 4 5 6 7 8 9 13...

Page 70: ...ssive refrigerant leaks in the event of an accident in a closed ambient space can lead to oxygen defi ciency Use only specified accessories and parts for installation work Failure to use specified par...

Page 71: ...Instruct the customer to keep the area around the unit clean NOTE Install the power supply and control wires for the indoor and outdoor units at least 3 5 feet away from televisions or radios to preve...

Page 72: ...e also required To select an optimum kit refer to 6 REFRIGERANT PIPING Refrigerant branching kit Make sure that any separately purchased accessories are designed for use with R410A 2 4 Technical and E...

Page 73: ...cur leading to serious injury or death Refer to the chapter CAUTION FOR REFRIGERANT LEAKS NOTE 1 An inverter air conditioner may cause electronic noise generated from AM broadcasting Examine where to...

Page 74: ...y separately sold items selected specifically according to the outdoor unit multi connection piping kit the refrigerant branching kit selection in the 6 5 Example of connection 6 2 Protection against...

Page 75: ...me 5 Liquid pipe shutoff valve 6 Suction gas pipe shutoff valve 7 HP LP gas pipe shutoff valve 8 Brazing 9 Liquid side accessory pipe 1 10 Suction gas side accessory pipe 1 11 HP LP gas side accessory...

Page 76: ...Assume equivalent pipe length of REFNET joint to be 1 6 ft that of REFNET header to be 3 3 ft that of BSVQ36 60 96 to be 13 ft for calculation purposes Total piping length from outdoor unit to all in...

Page 77: ...stream Example REFNET joint C Indoor units 5 6 7 8 Example REFNET joint B Indoor units 7 8 Example REFNET header Indoor units 1 2 3 4 5 6 Example REFNET header Indoor units 1 2 3 4 5 6 7 8 The thickne...

Page 78: ...ping size at 1 4 0 121 0 040 0 081 0 015 1 02 HEAT RECOVER SYSTEM MODEL NAME THE AMOUNT OF REFRIGERANT REYQ72 120PBYD REYQ72 144PBTJ 7 9 lb REFRIGERANT AMOUNT FOR EXCEEDING CONNECTION CAPACITY OF INDO...

Page 79: ...es Make sure the electrical unbalance ratio is no greater than 2 If it is larger than this the unit s lifespan will be reduced If the ratio exceeds 4 the unit will shut down and an malfunction code wi...

Page 80: ...of other systems Max wiring length 3280 ft Max total wiring length 6560 ft Max no of branches 16 Note No branch is allowed after branch See figure 19 Max no of outdoor units of other system that can b...

Page 81: ...ges and areas around the edges using the repair paint to prevent rusting Power line Open a knockout hole as shown at left and connect it using a conduit Transmission line Connect it using a conduit in...

Page 82: ...y be sure to insulate the HP LP gas piping as withstanding as the suction pipe because the suction gas follows in the HP LP gas piping when the system is whole cooling mode And be sure to use the insu...

Page 83: ...A is a mixed refrigerant so charging it as a gas will cause the refrigerant composition to change which may prevent normal operation Shutoff valve operation procedure When operating the shutoff valve...

Page 84: ...left lid or that inspection door 5 Electrical components box 1 right lid 6 LED H1 8P 7 Push button BS1 5 8 Lift the protruding part to open the inspection door Use an insulated rod to operate the push...

Page 85: ...Procedure of Adding Refrigerant charging 1 Make sure the following works are complete in accordance with the installation manual Piping work Wiring work Air tight test Vacuum drying Installation work...

Page 86: ...pe intake All front panels must be closed at the procedure 7 2 If you perform the refrigerant charging operation within the refrigerant system that have the power off unit the operation cannot finish...

Page 87: ...Settings made on sub units are invalid The outdoor unit to which the indoor unit transmission wire are connected is the master unit and all other units are sub units Use the push button switches BS1...

Page 88: ...when handing the unit over to the customer make sure the electrical components box lid the inspection door and the unit casing are all attached 14 CAUTION FOR REFRIGERANT LEAKS Points to note in conne...

Page 89: ...Pattern 1 Pattern 2 Pattern 3 When installed in serial 1 4 3 4 3 4 3 4 3 1 2 1 1 1 7 7 8 11 3 4 Pattern 3 2 1 2 1 60 3 1 4 2 5 2 in 40 4 0 40 6 0 60 60 figure 1 figure 3 figure 2 4 1 2 3 1 1 2 3 7 8 3...

Page 90: ...3 4 5 3 4 7 8 9 6 2 1 4 3 2 5 6 1 1 2 9 TOIN DUNIT F1 F2 F1 F2 TOOUT DUNIT F1 F2 F1 F2 11 12 1 TOIN DUNIT F1 F2 F1 F2 TOOUT DUNIT F1 F2 F1 F2 11 12 1 1 2 10 F1 F2 F1 F2 13 8 TOIN DUNIT F1 F2 TOOUT DU...

Page 91: ...6 figure 27 figure 25 figure 29 figure 30 figure 32 figure 28 figure 24 1 2 3 4 5 6 7 8 9 10 12 11 1 2 3 4 5 6 7 8 9 10 13 15 15 16 F17 11 12 19 20 14 18 1 2 1 2 3 1 2 3 4 5 1 2 2 3 5 6 4 1 2 3 4 10 1...

Page 92: ...e refrigerant concentration from exceeding allowable safety limits Excessive refrigerant leaks in the event of an accident in a closed ambient space can lead to oxygen defi ciency Use only specified a...

Page 93: ...a fire Take adequate measures to prevent the outside unit from being used as a shelter by small animals Small animals making contact with electrical parts can cause malfunctions smoke or fire Instruc...

Page 94: ...280 REYQ240PBYD PBTJ 120 312 REYQ264PBYD PBTJ 132 343 REYQ288PBYD PBTJ 144 374 REYQ312PBYD PBTJ 156 405 REYQ336PBYD PBTJ 168 436 For installing the 2 or 3 units multi system Outdoor unit multi connect...

Page 95: ...If the height is exceeded the above calculate h1 and h2 shown in the figure below and add h2 2 to the service space of front side and h1 2 to the service space of suction side DANGER Do not install u...

Page 96: ...de and outside and which do not accumulate harmful sulfur oxidants dirt cutting oils moisture or other contamination Foreign materials inside pipes including oils for fabrication must be 0 14 gr 10 ft...

Page 97: ...Suction gas side accessory pipe 1 12 HP LP gas side accessory pipe 1 13 Equalizer side accessory pipe 1 14 L type accessory joint 1 15 L type accessory joint 2 16 Liquid side accessory pipe 2 17 Suct...

Page 98: ...Install the REFNET header so it splits horizontally Refer to figure 15 1 Horizontal surface 2 B arrow view Prohibited pattern Oil remains in the stopping outdoor unit Change to pattern 1 or pattern 2...

Page 99: ...Assume equvalent pipe length of REFNET joint to be 1 6 ft that of REFNET header to be 3 3 ft that of BSVQ36 60 96 to be 13 ft for calculation purposes Total piping length from outdoor unit 2 to all in...

Page 100: ...ing piping kit name BHFP26P90U BHFP26P136U 3 pipes KHRP25M33H9 KHRP25M72H9 KHRP25M73H9 2 pipes KHRP26M22H9 or KHRP26M33H9 KHRP26M33H9 KHRP26M72H9 KHRP26M73H9 Refrigerant branch kit name Example for in...

Page 101: ...joint and REFNET header for systems and each pipe length as shown below Outdoor system REYQ240PBYD Total capacity of indoor unit 116 R 25 0 175 1 0 121 1 0 081 75 0 040 10 0 015 1 02 3 3 1 1 a 3 4 15...

Page 102: ...securely using designated wire and fix it with attached clamp without applying external pressure on the terminal parts terminal for power wiring terminal for transmission wiring and earth terminal If...

Page 103: ...gure 19 should be done within the following limitations If they are exceeded transmission problems may occur Between outdoor unit and Branch Selector or indoor unit Between Branch Selector unit and in...

Page 104: ...r Open an appropriate hole as needed After knocking out the holes trim off the burr then we recommend you to paint the edges and areas around the edges using the repair paint to prevent rusting Power...

Page 105: ...multi system and these pipe connections Failing to insulate the pipes may cause leaking or burns Especially be sure to insulate the HP LP gas piping as withstanding as the suction pipe because the suc...

Page 106: ...0A is a mixed refrigerant so charging it as a gas will cause the refrigerant composition to change which may prevent normal operation Shutoff valve operation procedure When operating the shutoff valve...

Page 107: ...x s inspection door There is a risk of electric shock if you touch any live parts since this operation must be performed with the power on CAUTION Make sure to use the protect tool protective groves a...

Page 108: ...suction gas pipe HP LP gas pipe equalizer pipe shutoff valves must be left closed and charge the refrigerant of the additional charging amount from the liquid side shutout valve service port Refer to...

Page 109: ...ipe intake All front panels must be closed at the procedure 7 2 If you perform the refrigerant charging operation within the refrigerant system that have the power off unit the operation cannot finish...

Page 110: ...aster unit Settings made on sub units are invalid The outdoor unit to which the indoor unit transmission wire are connected is the master unit and all other units are sub units Use the push button swi...

Page 111: ...when handing the unit over to the customer make sure the electrical components box lid the inspection door and the unit casing are all attached 14 CAUTION FOR REFRIGERANT LEAKS Points to note in conne...

Page 112: ...external static pressure for VRV is 0 12 Wg 2 High external static pressure of 0 32 Wg is available by field setting as shown below In this case a kind of sound proof device should be considered becau...

Page 113: ...EDUS391004 N Field Setting Installation of Outdoor Units 113 2P281604A...

Page 114: ...Field Setting EDUS391004 N 114 Installation of Outdoor Units 2P281604A...

Page 115: ...EDUS391004 N Field Setting Installation of Outdoor Units 115 2P281604A...

Page 116: ...Field Setting EDUS391004 N 116 Installation of Outdoor Units 2P281604A...

Page 117: ...EDUS391004 N Field Setting Installation of Outdoor Units 117 RXYQ72PBYD RXYQ96PBYD RXYQ120PBYD 3P281590...

Page 118: ...t is the outdoor unit connected to the transmission wiring to the indoor and Branch Selector units Ground terminal Be cautious of the running fan when inspecting Do not touch the charged parts when in...

Page 119: ...is the outdoor unit connected to the transmission wiring to the indoor and Branch Selector units Ground terminal Be cautious of the running fan when inspecting Do not touch the charged parts when ins...

Page 120: ...ternal static pressure for VRV is 0 118 inch Aq 2 High external static pressure of 0 236 inch Aq is available by field setting as shown below In this case a kind of sound proof device should be consid...

Page 121: ...EDUS391004 N Field Setting Installation of Outdoor Units 121 2P281605A...

Page 122: ...Field Setting EDUS391004 N 122 Installation of Outdoor Units 2P281605A...

Page 123: ...4 N Field Setting Installation of Outdoor Units 123 2P281605A the Branch Selector and outdoor units will be opened the Branch Selector and the outdoor unit the Branch Selector and outdoor units will b...

Page 124: ...Field Setting EDUS391004 N 124 Installation of Outdoor Units 2P281605A...

Page 125: ...Installation of Outdoor Units 125 RXYQ72PBTJ RXYQ96PBTJ RXYQ120PBTJ 3P281590 Ground terminal Inspection door Be cautious of the running fan when inspecting Do not touch the charged parts when inspecti...

Page 126: ...Field Setting EDUS391004 N 126 Installation of Outdoor Units RXYQ144PBTJ 3P281589 grounding and install a ground leakage breaker Ground terminal...

Page 127: ...ion of Outdoor Units 127 REYQ72PBTJ REYQ96PBTJ REYQ120PBTJ REYQ144PBTJ 3P281588 Ground terminal Be cautious of the running fan when inspecting Do not touch the charged parts when inspecting grounding...

Page 128: ...oor Units REMQ72PBTJ REMQ96PBTJ REMQ120PBTJ 3P281587 a ground leakage breaker How to remove the transport protector Ground terminal The master unit is the outdoor unit connected to the transmission wi...

Page 129: ......

Page 130: ...auspices of the American Society of Heating Refrigeratin and Air Conditioning Engineers ASHRAE Daikin Industries Ltd s products are manufactured for export to numerous countries throughout the world...

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