Fujitsu ARU12RLF Design & Technical Manual Download

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6. SYSTEM DESIGN

Example 5 (Not good)

Branch box (primary)

Do not connect a wired remote controller or simple remote controller to branch box.

Connect them to each indoor unit.

Example 6 (Not good)

Wired
remote
controller

Branch box 2 (secondary)

Branch box 1 (primary)

Simple
remote
controller

Remote
controller line

Do not connect a wired remote controller or simple remote controller to multiple indoor units.

One wired remote controller or simple remote controller cannot control multiple indoor units.

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Summary of Contents for ARU12RLF

Page 1: ...VD014E 06 FUJITSU GENERAL LIMITED DESIGN TECHNICAL MANUAL Hybrid Flex Inverter System DTR_BMU001E_05 ...

Page 2: ...CONTENTS 1 GENERAL INFORMATION 2 MODEL SELECTION 3 OUTDOOR UNITS 4 INDOOR UNITS 5 CONTROL SYSTEM 6 SYSTEM DESIGN 7 OPTIONAL PARTS ...

Page 3: ...1 GENERAL INFORMATION DTR_BMU001E_03 CHAPTER01 2010 08 25 Hybrid Flex Inverter System ...

Page 4: ...1 1 1 HIGH EFFICIENCY COMPACT 01 01 1 2 FLEXIBLE DESIGN EASY INSTALLATION 01 02 1 3 CENTRAL CONTROL 01 05 2 MODEL LINE UP 01 07 2 1 OUTDOOR UNIT 01 07 2 2 INDOOR UNIT 01 08 2 3 CONTROLLER 01 09 2 4 SEPARATION TUBE 01 10 2 5 BRANCH BOX 01 10 2 6 OTHERS 01 11 ...

Page 5: ...out 48000Btu class New model Height difference 29 INNOVATIVE TECHNOLOGY High efficiency DC twin rotary Compressor A high perforamnce low noise large capacity DC twin rotary compressor is used Heat exchanger Reduced compact size and energy saving has been realized by utilizing high density piping design and 3 Row heat exchanger High efficiency large fan New high efficiency fan is mounted DC Fan mot...

Page 6: ... unit connectable capacity Match any room layout Connectable indoor unit capacity 80 to 130 2 to 8 Connectable indoor unit For any room layout connectable capacity of indoor units is max 130 Total pipe length Actual pipe length 377ft max 115m 230ft max 70m Can be installed in high rise condominium or commercial building Height difference between O U and I U 98ft 30m max Height difference between I...

Page 7: ...on are available Primary type UTP PU03A Secondary type UTP PU03B Allowed branch box mounting direction Ceiling suspension Horizontal wall mounted Vertical wall mounted By reversing the electrical box position you can orient the inlet and outlet pipes into a left hand or right hand conﬁguration By reversing the electrical box position you can orient the inlet and outlet pipes into a left hand or ri...

Page 8: ...st run All Flare connection Refrigerant piping Electric wiring Installation mistakes and positions where errors are occurring are shown by the outdoor unit display indicators Check item Check communication Check the number of connected indoor units Check wiring and piping connection SERVICE MAINTENANCE 7 segment LED display Example Easy to read 7 segment LED display which explains operating and tr...

Page 9: ... Once the controller is connected it can automatic register and display all the indoor units CENTRAL REMOTE CONTROLLER Option Controllable 1 Multi system Max controllable 8 indoor units UTY DMMUM Large and full dot liquid crystal screen Screen with backlight can be seen even in the dark Wide and large keys easy to press user intuitive arrow key 1 GENERAL INFORMATION 01 05 GENERAL INFORMATION GENER...

Page 10: ...EAT operation All indoor units ON OFF Economy All operation Example Cooling operation If all the indoor and outdoor units are changed to economy mode this can save more energy than setting of each indoor unit individually Economy operation is energy saving as the set temperature of indoor unit is shifted by 2 F 1 C and the maximum electric value of the outdoor unit is suppressed Temp Economy opera...

Page 11: ...Z 2 to 8 MODEL DESIGNATION A O U 4 8 R L X F Z 1 2 3 4 5 6 7 8 9 10 Type AO Outdoor unit Destination U FUJITSU Function L Inverter Function R Heat pump Function X Extended line set Function Z Zoning Function F Flexible Model code BTU h 48 48000 1 GENERAL INFORMATION 01 07 GENERAL INFORMATION GENERAL INFORMATION ...

Page 12: ...Cassette Slim Duct Compact Wall Mounted AUU9RLF AUU12RLF AUU18RLF ARU9RLF ARU12RLF ARU18RLF ARU24RLF ASU7RLF ASU9RLF ASU12RLF Wall Mounted ASU18RLF ASU24RLF MODEL DESIGNATION Function L Inverter Function R Heat pump Function F Flexible A S U 1 8 R L F 1 2 3 4 5 6 7 8 Type AU Cassette AR Duct AS Wall Mounted Destination U FUJITSU Model code BTU h 7 7000 9 9000 12 12000 18 18000 24 24000 1 GENERAL I...

Page 13: ...M Simple Remote Controller UTY RSNUM 2 Accessory Optional It is not possible to connect it 1 Central remote controller is connected to Branch Box 2 Optional Communication kit UTY XCBXZ1 is necessary for the installation CENTRAL CONTROL Central remote controller INDIVIDUAL CONTROL Wired Remote Controller Simple Remote Controller Wireless Remote Controller IR Receiver Unit UTY LNHUM AR RAH1U 1 GENER...

Page 14: ...ION TUBE 2 4 Separation tube Model UTP SX248A Liquid pipe Gas pipe BRANCH BOX 2 5 Primary type Model UTP PU03A Secondary type Model UTP PU03B 1 GENERAL INFORMATION 01 10 GENERAL INFORMATION GENERAL INFORMATION ...

Page 15: ... External control set UTD ECS5A External connect kit UTY XWZX 1 External connect kit UTY XWZXZ3 External connect kit For Base heater UTY XWZXZ4 Apple catechin ﬁlter UTR FA16 UTR FA13 1 Ion deodorisation ﬁlter UTR FA16 2 UTR FA13 2 Communication kit UTY XCBXZ1 Optional It is not possible to connect it 1 Optional Communication kit UTY XCBXZ1 is necessary for the installation 1 GENERAL INFORMATION 01...

Page 16: ... air intake kit Model UTZ VXAA For Compact Cassette type External control set Model UTD ECS5A x 1 x 2 x 1 x 2 For Slim Duct type External connect kit Model UTY XWZX x 1 x 1 For Compact Cassette Compact Wall Mounted Wall Mounted External connect kit Model UTY XWZXZ3 For Outdoor unit External connect kit For Base heater Model UTY XWZXZ4 For Outdoor unit 1 GENERAL INFORMATION 01 12 GENERAL INFORMATIO...

Page 17: ...A16 For Compact wall mounted type Ion deodorisation ﬁlter Model UTR FA16 2 For Compact wall mounted type Ion deodorisation ﬁlter Model UTR FA13 2 For Wall mounted type Communication kit Model UTY XCBXZ1 For Compact wall mounted type 1 GENERAL INFORMATION 01 13 GENERAL INFORMATION GENERAL INFORMATION ...

Page 18: ...2 MODEL SELECTION DTR_BMU001E_04 CHAPTER02 2010 10 04 Hybrid Flex Inverter System ...

Page 19: ...TION 02 04 3 1 SELECTION PROCEDURE OF INDOOR UNIT AND OUTDOOR UNIT 02 04 3 2 THE EXAMPLE OF CALCULATION 02 05 3 2 1 COOLING EXAMPLE 02 05 3 2 2 HEATING EXAMPLE 02 09 4 CAPACITY TABLE 02 13 4 1 COOLING CAPACITY 02 13 4 2 HEATING CAPACITY 02 15 5 CAPACITY COMPENSATION COEFFICIENT 02 17 5 1 COMPENSATION COEFFICIENT OF PIPE LENGTH 02 17 5 2 COMPENSATION COEFFICIENT OF FROSTING DEFROSTING 02 18 ...

Page 20: ...L PARTS Selection of required optional parts Grill kit for Compact Cassette type Selection of controller units Central Remote Controller Wired Remote Controller Simple Remote Controller Wireless Remote Controller IR Receiver Unit Selection of Separation tube END Selection of other optional parts Air Outlet Shutter Plate Insulation Kit for High humidity Fresh air intake kit External Control Set Ext...

Page 21: ...Compact Wall Mounted 7000 8100 ASU7RLF 9000 10200 ASU9RLF 12000 13500 ASU12RLF Wall Mounted 18000 20000 ASU18RLF 24000 27000 ASU24RLF OPTIONAL PARTS 2 3 BRANCH BOX Items Model name Remarks Primary type UTP PU03A Secondary type UTP PU03B SEPARATION TUBE Items Model name Remarks Separation tube UTP SX248A CONTROLLER Items Model name Remarks Central Remote Controller UTY DMMUM Wired Remote Controller...

Page 22: ... high humidity UTZ KXGC Fresh air intake kit UTZ VXAA External control set UTD ECS5A External connect kit UTY XWZX External connect kit UTY XWZXZ3 External connect kit For Base heater UTY XWZXZ4 Apple catechin ﬁlter UTR FA16 UTR FA13 1 Ion deodorisation ﬁlter UTR FA16 2 UTR FA13 2 Communication kit UTY XCBXZ1 02 03 MODEL SELECTION MODEL SELECTION ...

Page 23: ...r heating capacity of outdoor unit The total cooling capacity or heating capacity of indoor units The sum of capacity of indoor units x Capacity change rate by suction temperature of indoor unit Calculate by the value of the outdoor temperature 95 F when cooling 47 F when heating The cooling capacity or heating capacity of each indoor unit Rated capacity of each indoor unit x 6 System capacity The...

Page 24: ...in r Btu 7000 x 8 56000 Sum of A 3 A 5 Connecting indoor unit capacity Cp 56000 48000 117 80 Cp 130 A 6 Capacity change rate by suction temperature of indoor unit 46 1 48 0 0 960 See Fig 1 A 7 Total capacity at design temperature TCin d Btu 56000 x 0 960 53760 A 4 x A 6 Calculate the Maximum capacity of outdoor unit Remark B 1 Outdoor unit model AOU48RLXFZ B 2 Rated capacity TCout r Btu 48000 Cool...

Page 25: ...5 Connecting indoor unit capacity Cp 42000 48000 87 5 80 Cp 130 A 6 Capacity change rate by suction temperature of indoor unit 46 1 48 0 0 960 See Fig 1 A 7 Total capacity at design temperature TCin d Btu 42000 x 0 960 40320 A 4 x A 6 Calculate the Maximum capacity of outdoor unit Remark B 1 Outdoor unit model AOU48RLXFZ B 2 Rated capacity TCout r Btu 48000 Cooling B 3 Capacity change rate by temp...

Page 26: ...2 2 50 59 7 2 60 64 8 2 80 59 45 0 2 21 49 5 2 40 53 2 2 75 59 7 2 80 64 8 3 00 68 44 0 2 45 49 1 2 63 52 9 3 00 59 4 3 10 64 8 3 20 77 43 0 2 80 48 5 3 20 52 2 3 50 58 7 3 90 62 8 4 00 86 41 6 3 81 47 4 4 15 51 9 4 41 58 0 4 70 60 4 5 00 95 39 9 4 67 46 1 4 95 48 0 5 19 53 2 5 26 54 6 5 34 104 38 2 5 01 42 7 5 12 44 4 5 21 48 5 5 32 51 2 5 41 115 35 5 4 75 37 5 4 97 39 2 5 05 42 7 5 10 44 0 5 15 ...

Page 27: ... 61 4 5 45 63 1 5 51 95 45 0 5 24 48 1 5 79 53 2 5 90 55 3 5 93 57 0 5 96 104 41 6 5 20 44 0 5 90 47 1 5 96 49 1 5 98 53 6 5 98 115 36 8 4 94 39 9 5 06 41 3 5 15 44 0 5 20 45 4 5 28 100 23 45 0 2 00 49 5 2 11 53 2 2 25 59 7 2 40 64 8 2 50 32 45 0 2 08 49 5 2 14 53 2 2 30 59 7 2 45 64 8 2 55 41 45 0 2 12 49 5 2 19 53 2 2 40 59 7 2 50 64 8 2 65 50 45 0 2 16 49 5 2 25 53 2 2 50 59 7 2 60 64 8 2 80 59...

Page 28: ...Connecting indoor unit capacity Cp 64800 54000 120 A 6 Capacity change rate by suction temperature of indoor unit 59 4 54 0 1 10 See Fig 3 A 7 Total capacity at design temperature TCin d Btu 64800 x 1 10 71280 A 4 x A 6 Calculate the Maximum capacity of outdoor unit Remark B 1 Outdoor unit model AOU48RLXFZ B 2 Rated capacity TCout r Btu 54000 Heating B 3 Capacity change rate by temperature conditi...

Page 29: ...ndoor unit capacity Cp 64800 54000 120 A 6 Capacity change rate by suction temperature of indoor unit 59 4 54 0 1 10 See Fig 3 A 7 Total capacity at design temperature TCin d Btu 64800 x 1 10 71280 A 4 x A 6 Calculate the Maximum capacity of outdoor unit Remark B 1 Outdoor unit model AOU48RLXFZ B 2 Rated capacity TCout r Btu 54000 Heating B 3 Capacity change rate by temperature conditions 55 3 54 ...

Page 30: ... 68 43 7 5 38 41 37 58 0 5 76 55 3 5 61 51 2 5 23 47 8 4 92 45 0 4 79 47 43 63 1 5 70 59 4 5 35 54 0 4 89 49 5 4 55 46 1 4 46 50 47 63 5 5 56 59 7 5 25 54 6 4 80 50 2 4 53 46 7 4 37 59 50 64 1 5 19 60 1 4 80 56 0 4 61 51 2 4 33 47 4 4 05 68 59 64 8 4 63 60 7 4 45 57 0 4 36 52 5 4 08 48 5 3 77 75 65 65 2 4 05 61 4 3 92 58 0 3 81 56 0 3 73 53 9 3 51 a b c c A 6 Capacity change rate by suction temper...

Page 31: ... 50 68 6 5 10 67 9 5 22 66 9 5 45 66 2 5 84 65 2 5 98 68 59 69 6 4 37 68 9 4 44 68 6 4 73 67 9 5 05 67 2 5 17 75 65 70 3 4 14 69 9 4 25 69 3 4 39 68 6 4 61 67 9 4 88 100 5 3 35 8 5 55 34 1 5 52 32 8 5 50 31 4 5 48 31 0 5 45 14 12 43 7 5 60 41 6 5 61 40 3 5 62 38 6 5 64 37 5 5 66 23 19 49 1 5 70 47 1 5 78 45 4 5 75 44 0 5 72 42 7 5 40 32 28 53 6 5 76 51 5 5 78 49 5 5 74 47 1 5 68 43 7 5 38 41 37 58...

Page 32: ...9 9 5 00 43 3 5 90 46 1 5 96 48 8 5 98 52 5 5 98 115 36 2 4 82 38 9 5 01 40 3 5 11 43 3 5 18 44 7 5 26 100 23 45 0 2 00 49 5 2 11 53 2 2 25 59 7 2 40 64 8 2 50 32 45 0 2 08 49 5 2 14 53 2 2 30 59 7 2 45 64 8 2 55 41 45 0 2 12 49 5 2 19 53 2 2 40 59 7 2 50 64 8 2 65 50 45 0 2 16 49 5 2 25 53 2 2 50 59 7 2 60 64 8 2 80 59 45 0 2 21 49 5 2 40 53 2 2 75 59 7 2 80 64 8 3 00 68 44 0 2 45 49 1 2 63 52 9 ...

Page 33: ... 5 5 96 14 3 5 98 15 4 5 98 46 1 10 6 4 82 11 4 5 01 11 8 5 11 12 7 5 18 13 1 5 26 100 5 0 13 2 2 00 14 5 2 11 15 6 2 25 17 5 2 40 19 0 2 50 0 0 13 2 2 08 14 5 2 14 15 6 2 30 17 5 2 45 19 0 2 55 5 0 13 2 2 12 14 5 2 19 15 6 2 40 17 5 2 50 19 0 2 65 10 0 13 2 2 16 14 5 2 25 15 6 2 50 17 5 2 60 19 0 2 80 15 0 13 2 2 21 14 5 2 40 15 6 2 75 17 5 2 80 19 0 3 00 20 0 12 9 2 45 14 4 2 63 15 5 3 00 17 4 3...

Page 34: ...66 9 4 43 66 2 4 61 65 5 4 72 64 8 4 84 75 65 69 3 4 12 68 6 4 21 66 2 4 28 63 8 4 36 61 4 4 42 100 5 3 35 8 5 55 34 1 5 52 32 8 5 50 31 4 5 48 31 0 5 45 14 12 43 7 5 60 41 6 5 61 40 3 5 62 38 6 5 64 37 5 5 66 23 19 49 1 5 70 47 1 5 78 45 4 5 75 44 0 5 72 42 7 5 40 32 28 53 6 5 76 51 5 5 78 49 5 5 74 47 1 5 68 43 7 5 38 41 37 58 0 5 76 55 3 5 61 51 2 5 23 47 8 4 92 45 0 4 79 47 43 63 1 5 70 59 4 5...

Page 35: ... 4 61 19 2 4 72 19 0 4 84 23 9 18 3 20 3 4 12 20 1 4 21 19 4 4 28 18 7 4 36 18 0 4 42 100 15 0 16 1 10 5 5 55 10 0 5 52 9 6 5 50 9 2 5 48 9 1 5 45 10 0 11 1 12 8 5 60 12 2 5 61 11 8 5 62 11 3 5 64 11 0 5 66 5 0 7 2 14 4 5 70 13 8 5 78 13 3 5 75 12 9 5 72 12 5 5 40 0 0 2 2 15 7 5 76 15 1 5 78 14 5 5 74 13 8 5 68 12 8 5 38 5 0 2 8 17 0 5 76 16 2 5 61 15 0 5 23 14 0 4 92 13 2 4 79 8 3 6 1 18 5 5 70 1...

Page 36: ...hange rate in capacity Main piping length Cooling Heating CAPACITY CHANGE RATE BY BRANCH PIPING LENGTH Change rate in capacity Refrigerant piping connection diameter Liquid ø1 4in 6 35mm Gas ø3 8in 9 52mm Main piping length ft 9 8 16 4 32 8 49 2 m 3 5 10 15 Change rate in cooling capacity 100 98 3 94 2 90 0 Change rate in heating capacity 100 98 9 96 2 93 5 Refrigerant piping connection diameter L...

Page 37: ...units should be corrected by compensation coefﬁcient shown in the table below Actual heating capacity The value of capacity table x Capacity change rate by frosting CAPACITY CHANGE RATE BY FROSTING Outdoor temperature FDB FWB 5 0 3 0 23 0 19 0 32 0 28 0 41 0 37 0 47 0 43 0 CDB CWB 15 0 16 1 5 0 7 2 0 0 2 2 5 0 2 8 8 3 6 1 Capacity change rate by frosting 90 4 88 8 80 0 90 0 100 02 18 MODEL SELECTI...

Page 38: ...3 OUTDOOR UNIT BRANCH BOX Hybrid Flex Inverter System DTR_BMU001E_04 CHAPTER03 2010 10 04 ...

Page 39: ... 03 06 3 1 2 MULTIPLE OUTDOOR UNIT INSTALLATION 03 07 3 1 3 OUTDOOR UNITS INSTALLATION IN MULTI ROW 03 07 3 2 BRANCH BOX 03 08 3 2 1 HORIZONTAL INSTALLATION 03 08 3 2 2 VERTICAL INSTALLATION 03 09 4 REFRIGERANT CIRCUIT 03 10 5 WIRING DIAGRAM 03 12 5 1 OUTDOOR UNIT 03 12 5 2 BRANCH BOX 03 13 6 OPERATION RANGE 03 14 7 NOISE LEVEL CURVE 03 15 8 ELECTRIC CHARACTERISTICS 03 17 8 1 OUTDOOR UNIT 03 17 8 ...

Page 40: ...10A Charge lbs g 7 6 3450 Refrigerant oil Type PVE Enclosure Material Painted galvanized steel Color Beige 10YR 7 5 1 0NN Dimensions Net H x W x D in mm 36 38 1 4 14 5 8 914 x 970 x 370 Gross 41 1 4 41 7 8 18 27 32 1048 x 1064 x 479 Weight Net lbs kg 216 98 Gross 234 106 Connection pipe Size Liquid in mm 3 8 9 52 Gas 5 8 15 88 Method Flare Max length Total ft m 377 115 Max length BP IN 49 15 Max h...

Page 41: ...9 25 8 70 8 97 SEER 17 0 14 7 15 8 Heating Capacity Btu h 54 000 54 000 54 000 kW 15 8 15 8 15 8 Input power kW 4 89 5 02 4 96 Current A 21 7 22 3 22 0 COP W W 3 23 3 15 3 19 HSPF 9 8 9 3 9 5 Note Speciﬁcations are based on the ARI Standard 210 240 Power source of speciﬁcations 230V Pipe length 16 4ft 5m Outdoor unit Branch box 9 8ft 3m Branch box Indoor unit Height difference 0 ft 0m Outdoor unit...

Page 42: ...e R410A R410A Dimensions H W D Net in mm 7 5 8 17 14 5 8 195 433 370 7 5 8 17 14 5 8 195 433 370 Gross 10 36 5 8 17 1 8 255 929 434 10 36 5 8 17 1 8 255 929 434 Weight Net lbs kg 20 9 20 9 Gross 29 13 29 13 Connection pipe Size Liquid in mm Main 3 8 9 52 1 Branch 1 4 6 35 3 Main 3 8 9 52 1 Branch 1 4 6 35 3 Gas Main 5 8 15 88 1 Branch 1 2 12 7 3 Main 5 8 15 88 1 Branch 1 2 12 7 3 Method Flare Flar...

Page 43: ...16 370 15 16 24 1 9 16 40 16 5 32 410 2 51 Gas 1 11 16 43 Liquid 25 19 32 650 6 1 16 154 1 13 32 36 1 7 8 48 3 7 16 87 3 1 2 89 38 3 16 970 36 914 13 16 21 5 16 8 11 279 1 25 5 5 32 131 11 11 16 297 20 23 32 526 15 16 24 15 32 12 14 9 16 370 1 31 32 50 3 3 4 95 ø1 3 32 2 8 Ca ble po rt 27 5 32 690 10 15 16 278 1 31 32 50 1 9 16 40 5 1 2 140 8 15 16 227 11 21 32 296 12 13 32 315 12 5 8 321 13 7 16 ...

Page 44: ...2 17 1 16 433 2 15 16 75 7 11 16 195 3 11 32 85 2 11 16 68 3 3 4 95 10 3 32 256 14 21 32 372 5 13 16 148 1 25 2 15 16 75 2 3 4 70 3 3 4 95 3 3 4 95 2 1 4 57 15 16 24 6 27 32 174 6 1 16 154 4 11 32 110 6 15 16 176 5 9 32 134 Unit inch mm Ceiling hanging Indoor unit side Outdoor unit side Wall hanging 03 05 OUTDOOR UNITS OUTDOOR UNITS ...

Page 45: ...he outdoor unit 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 Installation methods not shown in the following examples are not recommended Performance may drop significantly SINGLE OUTDOOR UNIT INST...

Page 46: ... is present also in the upward area WHEN THE UPWARD AREA IS OPEN Obstacles at rear only Obstacles at front only Obstacles at front and rear only 11 13 16 300 59 1 16 1500 or more 19 11 16 500 59 1 16 1500 or more WHEN AN OBSTRUCTION IS PRESENT ALSO IN THE UPWARD AREA Obstacles at rear and above only 59 1 16 1500 59 1 16 1500 19 11 16 500 Max 11 13 16 300 OUTDOOR UNITS INSTALLATION IN MULTI ROW 3 1...

Page 47: ...hen hanging HORIZONTAL INSTALLATION 3 2 1 Be sure to install so that the top side faces up 1 3 4 44 Top side 18 15 32 469 Hanger bolt pitch Hanger bolt pitch 10 3 32 256 13 304 15 16 24 Top side Outdoor unit side Indoor unit side 33 838 17 1 16 433 6 1 16 154 9 7 8 251 13 304 4 3 4 120 7 11 16 195 2 23 32 69 Installation dimensions Service access 34 850 or more 15 360 or more 21 530 or more e c a ...

Page 48: ...s up The positioning of the control box cannot be changed when performing a vertical installation Top side Top side Hanger bolt pitch Outdoor unit side Indoor unit side UNIT A Installation dimensions 15 360 or more 21 530 or more 12 300 or more Service space Service space Service space 10 3 32 256 15 16 24 UNIT B UNIT C 18 15 32 469 31 1 2 800 or more 15 3 4 400 Service access 19 11 16 500 or more...

Page 49: ... EEV3 EEV3 EEV3 EEV3 EEV3 EEV3 SV 4WV 3WV 3WV Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer Strainer 0 TH12 0 TH12 0 TH12 0 TH12 0 TH12 0 TH12 0 TH12 0 TH12 EEV4 EEV4 EEV4 Outdoor unit Branch box 1 primary type Indoor unit 1 Indoor unit 4 Indoor unit 7 Indoor unit 2 Indoor unit 5 Indoor unit 8 Indoor ...

Page 50: ...mperature thermistor TH 3 Suction temperature thermistor TH 4 Outdoor temperature thermistor TH 5 Heat exchanger outlet thermistor TH 6 Sub cool heat exchanger inlet thermistor TH 7 Sub cool heat exchanger outlet thermistor TH 8 Liquid temperature thermistor Branch box MARK DESCRIPTION EEV 3 Electric expansion valve 3 EEV 4 Electric expansion valve 4 TH 9 Branch box liquid temperature thermistor T...

Page 51: ...3 OUTDOOR UNIT BRANCH BOX WIRING DIAGRAM 5 OUTDOOR UNIT 5 1 MODELS AOU48RLXFZ 03 12 OUTDOOR UNITS OUTDOOR UNITS ...

Page 52: ...3 OUTDOOR UNIT BRANCH BOX BRANCH BOX 5 2 MODEL UTP PU03A Primary MODEL UTP PU03B Secondary 03 13 OUTDOOR UNITS OUTDOOR UNITS ...

Page 53: ...ion mode Operation range Indoor unit Outdoor unit Cooling Dry 64 to 90 F DB 18 to 32 C DB 23 to 115 F DB 5 to 46 C DB R H 80 or less Heating 60 to 88 F DB 16 to 31 C DB 5 to 75 F DB 15 to 24 C DB R H Relative Humidity 03 14 OUTDOOR UNITS OUTDOOR UNITS ...

Page 54: ...band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 35 NC 50 NC 55 NC 20 NC 40 NC 60 NC 30 NC 15 NC 25 NC 45 NC 65 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 35 NC 50 NC 55 NC 20 NC 40 NC 60 NC 30 NC 15 NC 25 NC 45 NC 65 03 15 OUTDOOR UNITS OUTDOOR UNITS ...

Page 55: ...3 OUTDOOR UNIT BRANCH BOX SOUND LEVEL CHECK POINT Microphone Air flow 39 3 8in 1 m 03 16 OUTDOOR UNITS OUTDOOR UNITS ...

Page 56: ...it Breaker Current MOCP Maximum Over Current Protection ELECTRIC CHARACTERISTICS 8 OUTDOOR UNIT 8 1 Rated Value Electric Characteristics Power Supply Full Load Characteristics Wiring Speciﬁcations 1 Comp resser Outdoor Fan Motor Model name Hz Voltage V MCA A TOCA A MSC A MOCP MFA A Power Cable Earth Cable Limited Wiring Length 2 RLA A Output kW FLA A AWG size Cross section AWG size Cross section A...

Page 57: ...3 15A Protector Filter AC 500V 50A Compressor Protector Overcurrent protection Temperature protection Off 239 F 115 C On 158 F 70 C High Pressure Protection Off 609psi 4 2MPa On 464psi 3 2MPa Low Pressure Protection Off 7 25psi 0 05MPa BRANCH BOX 9 2 Safety device UTP PU03A UTP PU03B Fuse PCB AC 250V 3 15A x 2 AC 250V 10A x 1 03 18 OUTDOOR UNITS OUTDOOR UNITS ...

Page 58: ...4 INDOOR UNITS Hybrid Flex Inverter System DTR_BMU001E_05 CHAPTER04 2010 11 12 ...

Page 59: ...RACTERISTICS 04 09 4 DIMENSIONS 04 10 4 1 COMPACT CASSETTE TYPE 04 10 4 2 SLIM DUCT TYPE 04 12 4 3 COMPACT WALL MOUNTED TYPE 04 17 4 4 WALL MOUNTED TYPE 04 19 5 WIRING DIAGRAMS 04 21 5 1 COMPACT CASSETTE TYPE 04 21 5 2 SLIM DUCT TYPE 04 22 5 3 COMPACT WALL MOUNTED TYPE 04 23 5 4 WALL MOUNTED TYPE 04 24 6 AIR VELOCITY AND TEMPERATURE DISTRIBUTIONS 04 25 6 1 COMPACT CASSETTE TYPE 04 25 6 2 COMPACT W...

Page 60: ...DOOR UNITS 9 NOISE LEVEL CURVE 04 46 9 1 COMPACT CASSETTE TYPE 04 46 9 2 SLIM DUCT TYPE 04 48 9 3 COMPACT WALL MOUNTED TYPE 04 50 9 4 WALL MOUNTED TYPE 04 52 9 5 SOUND LEVEL CHECK POINT 04 53 10 SAFETY DEVICES 04 55 ...

Page 61: ...e of the fan motor and fan can be done easily after taking off the panel as the bell mouth of the fan can be removed easily A Fan motor B 2 stage turbo fan C Bell mouth D Panel 2Long life ﬁlter standard equipment 3Adaptation of transparent drainage parts During installation maintenance and operation the drain pump and kit can be checked easily Compact design Easy installation by taking off ceiling...

Page 62: ...m Drain hose is standard accessory Selectable with a wide range of static pressure By using DC fan motor it is possible to change of static pressure range 0 to 0 36in WG 0 to 90Pa The change of static pressure range is possible by remote controller 0 in WG Pa Air flow rate Static pressure range CFM m3 h 0 36 90 24 model is 0 to 0 20in WG 0 to 50Pa Air intake Air intake direction can be selected to...

Page 63: ...ingredient extracted from apples Apple catechin ﬁlter Deodorizing effect Odor reduction rate Testing organization Environmental Sanitary Inspection Center Test method Deodorization Test Ammonia New ﬁlter With no ﬁlter ppm 160 120 80 40 0 0 30 60 120 min Hydrogen sulfate New ﬁlter With no ﬁlter ppm 160 120 80 40 0 0 30 60 120 min Trimethylamine New ﬁlter With no ﬁlter ppm 160 120 80 40 0 0 30 60 12...

Page 64: ...zontal flap Center 64 58 60 62 C o 18 15 16 17 7 2 1 3 1 0 ft m 10 3 20 6 30 9 40 12 ft m Air conditioner ﬁlter features Organic coating fin used heat exchanger Pre Filter Antibacterial deodorizing pre filter with special ceramic powder Ion Deodorization Filter Apple catechin Filter Easy maintenance Simpliﬁcation of drain pan cleaning improves maintenance ability The ﬁlter deodorizes by powerfully...

Page 65: ... 241 410 241 410 Heating High 318 540 359 610 471 800 Med 288 490 312 530 418 710 Low 259 440 277 470 353 600 Quiet 230 390 241 410 265 450 Fan Type Q ty Turbo 1 Fan Motor Output W 42 42 42 Sound pressure level Cooling High dB A 33 37 42 Med 31 33 37 Low 29 31 33 Quiet 27 28 29 Heating High 34 37 44 Med 32 33 40 Low 29 31 37 Quiet 27 28 30 Heat exchanger Dimension H W D in mm 8 9 32 51 9 16 17 32 ...

Page 66: ...9 11 16 1 9 16 294 500 39 9 11 9 16 27 9 16 1 9 16 294 700 39 9 11 9 16 35 7 16 1 9 16 294 900 39 9 Fin pitch FPI 20 Rows Stages 3 14 Pipe type Copper tube Fin Type Aluminium Enclosure Material GALVANIZED STEEL SHEET Color Dimensions H W D Net in mm 7 25 32 x 27 9 16 x 24 13 32 198 700 620 7 25 32 x 35 7 16 x 24 13 32 198 900 620 7 25 32 x 43 5 16 x 24 13 32 198 1100 620 Gross 10 7 8 x 38 1 8 x 29...

Page 67: ...3 5 16 x 24 13 16 x 17 32 84 x 630 x 13 3 Fin pitch FPI Main 23 Sub 18 Rows Stages Main 2 x 20 Sub 1 x 4 Pipe type Copper tube Fin Type Aluminium Enclosure Material Polystyrene Color White Approximate color of Mansell N9 25 Dimensions H W D Net in mm 11 1 16 31 1 16 8 280 790 203 Gross 10 3 8 33 1 16 14 3 4 263 840 375 Weight Net lb kg 18 8 Gross 23 10 5 Connection pipe Size Liquid in mm 1 4 6 35 ...

Page 68: ...ws Stages Main 2 x 18 Sub 1 x 4 Pipe type Copper tube Fin Type Aluminium Enclosure Material Polystyrene Color White Approximate color of Mansell N9 25 Dimensions H W D Net mm 12 5 8 x 39 1 4 x 9 320 998 228 Gross 12 9 16 x 42 15 16 x 16 7 8 319 1090 429 Weight Net lb kg 31 14 31 14 Gross 40 18 40 18 Connection pipe Size Liquid in mm 1 4 6 35 Gas 1 2 12 7 5 8 15 88 Method Flare Drain pipe Material ...

Page 69: ...2RLF 60 208 230 0 25 0 24 22 22 0 20 0 19 Wall Mounted ASU18RLF 60 208 230 0 42 0 40 40 41 0 34 0 32 ASU24RLF 60 208 230 0 71 0 66 68 69 0 57 0 53 Compact Cassette AUU9RLF 60 208 230 0 19 0 19 17 18 0 15 0 15 AUU12RLF 60 208 230 0 24 0 24 22 23 0 19 0 19 AUU18RLF 60 208 230 0 41 0 38 38 39 0 32 0 30 Slim Duct ARU9RLF 60 208 230 0 40 0 38 47 49 0 32 0 30 ARU12RLF 60 208 230 0 47 0 44 56 58 0 37 0 3...

Page 70: ... 16 700 2 15 16 75 1 3 16 30 1 3 16 30 10 5 16 262 21 1 4 540 Hanging bolt position 22 7 16 570 Indoor unit 22 27 32 to 26 580 to 660 Ceiling openings Decoration panel mounting state Top view 5 29 32 to 7 7 8 150 to 200 Min 17 23 32 450 Min 17 23 32 450 Maintenance space Side view 8 15 32 215 4 27 32 123 2 9 32 58 4 1 2 114 5 3 4 146 4 1 4 108 4 1 32 102 9 21 32 245 1 3 16 30 1 9 16 40 3 29 32 99 ...

Page 71: ...U9 AUU12 AUU18 Standard mode 106 5 16 2700 106 5 16 2700 106 5 16 2700 High Ceiling mode 118 1 8 3000 118 1 8 3000 3 way directions setting 3 15 16 100 or more To set 3 way directions the air outlet shutter plate UTR YDZB sold separately must be installed and outlet direction switched to 3 way by remote controller When installing the indoor unit be careful about the maintenance space Unit in mm 04...

Page 72: ...3 16 30 14 27 32 377 6 9 16 167 4 11 16 119 3 1 2 89 3 1 16 78 2 5 32 55 1 27 32 47 13 32 10 24 13 32 620 14 19 32 371 10 13 32 264 5 21 32 144 2 23 32 69 25 19 32 650 26 5 32 664 27 9 16 700 1 11 16 43 25 32 20 7 25 32 198 6 5 8 168 5 15 16 151 3 1 16 78 2 5 32 55 ARU9 ARU12 1 Refrigerant pipe ﬂare connection Liquid ø 1 4 in 6 35 mm 2 Gas ø 3 8 in 9 52 mm 3 Drain hose connection Drain hose I D 3 ...

Page 73: ...27 32 377 6 9 16 167 4 11 16 119 3 1 2 89 3 1 16 78 2 5 32 55 1 27 32 47 13 32 10 24 13 32 620 14 19 32 371 10 13 32 264 5 21 32 144 2 23 32 69 33 15 32 850 34 1 32 864 35 7 16 900 1 11 16 43 25 32 20 7 25 32 198 6 5 8 168 5 15 16 151 3 1 16 78 2 5 32 55 ARU18 1 Refrigerant pipe ﬂare connection Liquid ø 1 4 in 6 35 mm 2 Gas ø 1 2 in 12 70 mm 3 Drain hose connection Drain hose I D 3 4 in O D 1 1 16...

Page 74: ... 1 3 16 30 14 27 32 377 6 9 16 167 4 11 16 119 3 1 2 89 3 1 16 78 2 5 32 55 1 27 32 47 13 32 10 24 13 32 620 14 19 32 371 10 13 32 264 5 21 32 144 2 23 32 69 43 5 16 1100 1 11 16 43 25 32 20 7 25 32 198 6 5 8 168 5 15 16 151 3 1 16 78 2 5 32 55 ARU24 1 Refrigerant pipe ﬂare connection Liquid ø 1 4 in 6 35 mm 2 Gas ø 5 8 in 15 88 mm 3 Drain hose connection Drain hose I D 3 4 in O D 1 1 16 in Unit i...

Page 75: ...less 13 32 10 or less Left side Strong and durable ﬂoor Right side PIPE side Grill Inlet air Strong and durable ﬂoor 5 29 32 150 or more 3 15 16 100 or more 11 13 16 300 or more 25 32 20 or more 25 32 20 or more 5 29 32 150 or more Left side Strong and durable ﬂoor Right side PIPE side Dact Grill Inlet air Strong and durable ﬂoor 5 29 32 150 or more 3 15 16 100 or more 11 13 16 300 or more 25 32 2...

Page 76: ...ction purposes as shown below Do not place any wiring or illumination in the service space as they will impede service Service access Unit Control box or more Service space 11 13 16 300 11 13 16 300 or more 3 15 16 100 or more Unit in mm 04 16 INDOOR UNITS INDOOR UNITS ...

Page 77: ... 16 7 mm Drain hose L 20 15 32 in 520mm 8 1 16 205 Installed state 1 Vertical flap is downward 8 203 5 1 2 140 1 13 32 10 1 5 23 32 145 1 31 3 32 790 11 1 32 280 3 11 16 94 2 1 16 52 3 1 16 78 ø2 9 16 65 for pipe inlet ø2 9 16 65 for pipe inlet Outline of unit 12 23 32 323 13 29 32 353 Gas pipe 16 11 32 415 Liquid pipe 12 7 8 327 9 11 32 237 17 23 32 450 8 7 32 209 2 7 16 62 23 32 18 1 27 32 47 1 ...

Page 78: ...n mm INSTALLATION PLACE 59 1 16 1500 or more 70 7 8 1800 or more 2 15 32 63 or more 1 25 32 45 or more 1 7 8 48 or more 2 1 16 52 or more Outline of unit 2 3 4 70 or more 3 15 16 100 or more 04 18 INDOOR UNITS INDOOR UNITS ...

Page 79: ...18 14holes 13 16 x 6 32 21 x 5 14holes 6 32 x 1 31 32 5 x 50 3holes 1 2 x 6 32 13 x 5 4holes ø3 5 32 80 hole ø6 32 5 65holes 39 3 8 1000 Unit size Piping inlet for tapping screw 23 32 x 7 16 18 x 11 hole 23 32 x 7 16 18 x 11 hole 4 13 16 122 6 25 32 172 2 15 16 75 15 1 4 387 6 11 16 170 5 8 16 15 3 4 400 Unit center 4 31 32 126 5 1 4 133 5 1 8 130 4 7 16 113 2 15 16 75 9 9 16 243 8 31 32 228 12 19...

Page 80: ...LATION PLACE Unit in mm 2 15 32 63 or more 3 5 32 80 or more 2 3 32 53 or more 2 1 16 52 or more 3 5 32 80 or more Outline of unit 4 23 32 120 or more 59 1 16 1500 or more 70 7 8 1800 or more 04 20 INDOOR UNITS INDOOR UNITS ...

Page 81: ...4 INDOOR UNITS WIRING DIAGRAMS 5 COMPACT CASSETTE TYPE 5 1 MODELS AUU9RLF AUU12RLF AUU18RLF 04 21 INDOOR UNITS INDOOR UNITS ...

Page 82: ...4 INDOOR UNITS SLIM DUCT TYPE 5 2 MODELS ARU9RLF ARU12RLF ARU18RLF ARU24RLF 04 22 INDOOR UNITS INDOOR UNITS ...

Page 83: ...4 INDOOR UNITS COMPACT WALL MOUNTED TYPE 5 3 MODELS AS U7RLF ASU9RLF ASU12RLF 04 23 INDOOR UNITS INDOOR UNITS ...

Page 84: ...4 INDOOR UNITS WALL MOUNTED TYPE 5 4 MODELS AS U18RLF ASU24RLF 04 24 INDOOR UNITS INDOOR UNITS ...

Page 85: ... 1 0 3 1 0 2 0 5 2 0 5 2 0 5 2 0 5 1 0 25 1 0 25 1 0 25 1 0 25 Unit ft s m s m ft 0 0 3 3 7 7 10 10 13 13 1 1 2 2 3 3 4 4 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Side view Vertical ﬂap Up 7 2 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Unit ft s m s m ft 0 0 3 7 9 1 2 2 7 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Conditions Fan speed High Operation mode FAN 04 25 INDOOR UNITS INDOOR UNITS ...

Page 86: ...5 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Air temperature distribution Side view Vertical ﬂap Down 86 30 86 30 82 28 82 28 79 26 79 26 75 24 75 24 72 22 72 22 Unit F C m ft 0 0 3 7 9 8 1 2 2 7 2 5 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Note Reference data Conditions Fan speed High Operation mode Heating Vertical ﬂap Downward 4Way 04 26 INDOOR UNITS INDOOR UNITS ...

Page 87: ...1 0 25 1 0 25 1 0 25 1 0 25 Unit ft s m s m ft 0 0 3 3 7 7 10 10 13 13 1 1 2 2 3 3 4 4 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Side view Vertical ﬂap Up 7 2 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Unit ft s m s m ft 0 0 3 7 9 1 2 2 7 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Conditions Fan speed High Operation mode FAN 04 27 INDOOR UNITS INDOOR UNITS ...

Page 88: ... 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Air temperature distribution 86 30 86 30 82 28 82 28 79 26 79 26 75 24 75 24 72 22 72 22 Unit F C m ft 0 0 3 7 9 8 1 2 2 7 2 5 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Note Reference data Conditions Fan speed High Operation mode Heating Vertical ﬂap Downward 4Way 04 28 INDOOR UNITS INDOOR UNITS ...

Page 89: ...1 0 25 1 0 25 1 0 25 1 0 25 Unit ft s m s m ft 0 0 3 3 7 7 10 10 13 13 1 1 2 2 3 3 4 4 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Side view Vertical ﬂap Up 7 2 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Unit ft s m s m ft 0 0 3 7 9 1 2 2 7 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Conditions Fan speed High Operation mode FAN 04 29 INDOOR UNITS INDOOR UNITS ...

Page 90: ...5 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Air temperature distribution 86 30 86 30 82 28 82 28 79 26 79 26 75 24 75 24 72 22 72 22 Unit F C m ft 0 0 3 7 9 8 1 2 2 7 2 5 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Note Reference data Conditions Fan speed High Operation mode Heating Vertical ﬂap Downward 4Way 04 30 INDOOR UNITS INDOOR UNITS ...

Page 91: ...Vertical ﬂap Up Horizontal ﬂap Center Unit ft s m s m ft 0 0 3 3 7 7 1 1 2 2 m ft 0 0 3 3 7 10 7 10 1 1 2 3 2 3 m ft 0 0 3 7 10 1 2 3 m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 7 2 0 3 1 0 2 0 5 7 2 0 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 7 ...

Page 92: ... Horizontal ﬂap Center Unit ft s m s m ft 0 0 3 3 7 7 1 1 2 2 m ft 0 0 3 3 7 10 7 10 1 1 2 3 2 3 m ft 0 0 3 7 10 1 2 3 m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 7 2 0 3 1 0 2 0 5 7 2 0 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 3 1 0 2 0 5 7 2 0...

Page 93: ...p Horizontal ﬂap Center Unit ft s m s m ft 0 0 3 3 7 7 1 1 2 2 m ft 0 0 3 3 7 10 7 10 1 1 2 3 2 3 m ft 0 0 3 7 10 1 2 3 m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 7 2 0 3 1 0 2 0 5 7 2 0 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 3 1 0 2 0 5 7 2 ...

Page 94: ...l ﬂap Center 7 2 0 3 1 0 2 0 5 7 2 0 3 1 0 2 0 5 7 2 0 3 1 0 2 0 5 7 2 0 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 Unit ft s m s Unit ft s m s Unit ft s m s Unit ft s m s m ft 0 0 3 3 7 7 1 1 2 2 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 3 3 7 7 1 1 2 2 3 3...

Page 95: ...r 7 2 0 3 1 0 2 0 5 7 2 0 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 7 2 0 3 1 0 2 0 5 7 2 0 3 1 0 2 0 5 Unit ft s m s m ft 0 0 3 3 7 7 1 1 2 2 m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 Unit ft s m s m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 3 3 7 7 1 1 2 2 3 3 10 10 Unit ft s m s m ft 0 0 1 3 7 10 13 16 20 23 26 2 3 4 5 6 7 8 m ft 0 0 3 7 10 1 2 3 Unit ft s m s m ft 0 0 1 3 7 10 13 16 20 23...

Page 96: ... 70 0 0 0 44 110 External Static Pressure in WG Pa 700 600 300 400 500 800 412 353 177 235 294 471 Air Flow CFM m3 h Hi Normal SP Available air ﬂow rate range High level Hi SP mode03 Hi SP mode04 Hi SP mode00 Hi SP mode05 Hi SP mode01 Hi SP mode06 Hi SP mode02 Hi SP mode07 Hi SP mode08 Hi SP mode09 700 600 300 400 500 800 412 353 177 235 294 471 Air Flow CFM m3 h 0 24 60 0 40 100 0 20 50 0 36 90 0...

Page 97: ...6 12 55 4 13 57 2 14 59 0 15 60 8 16 Output temperature F C Capacity Outdoor temperature Heating 100 120 80 60 40 20 0 Capacity Capacity Outdoor temperature 102 2 39 104 0 40 105 8 41 107 6 42 109 4 43 111 2 44 113 0 45 Output temperature F C 700 600 300 400 500 800 412 353 177 235 294 471 Air Flow CFM m3 h 04 37 INDOOR UNITS INDOOR UNITS ...

Page 98: ... 0 16 40 0 32 80 0 08 20 0 04 10 0 12 30 0 28 70 0 0 0 44 110 External Static Pressure in WG Pa Hi Normal SP Available air ﬂow rate range High level Hi SP mode03 Hi SP mode04 Hi SP mode00 Hi SP mode05 Hi SP mode01 Hi SP mode06 Hi SP mode02 Hi SP mode07 Hi SP mode08 Hi SP mode09 700 600 300 400 500 800 412 353 177 235 294 471 Air Flow CFM m3 h 0 24 60 0 40 100 0 20 50 0 36 90 0 16 40 0 32 80 0 08 2...

Page 99: ... CFM m3 h 50 0 10 51 8 11 53 6 12 55 4 13 57 2 14 59 0 15 60 8 16 Output temperature F C Heating 100 120 80 60 40 20 0 Capacity Capacity Outdoor temperature 700 600 300 400 500 800 412 353 177 235 294 471 Air Flow CFM m3 h 102 2 39 104 0 40 105 8 41 107 6 42 109 4 43 111 2 44 113 0 45 Output temperature F C 04 39 INDOOR UNITS INDOOR UNITS ...

Page 100: ... 0 16 40 0 32 80 0 08 20 0 04 10 0 12 30 0 28 70 0 0 0 44 110 External Static Pressure in WG Pa Hi Normal SP Available air ﬂow rate range High level Hi SP mode03 Hi SP mode04 Hi SP mode00 Hi SP mode05 Hi SP mode01 Hi SP mode06 Hi SP mode02 Hi SP mode07 Hi SP mode08 Hi SP mode09 700 600 800 900 1000 1100 1200 Air Flow CFM m3 h 412 353 471 530 589 647 706 0 24 60 0 40 100 0 20 50 0 36 90 0 16 40 0 3...

Page 101: ...9 647 706 50 0 10 51 8 11 53 6 12 55 4 13 57 2 14 59 0 15 60 8 16 Output temperature F C Heating 100 120 80 60 40 20 0 Capacity Capacity Outdoor temperature 700 600 800 900 1000 1100 1200 Air Flow CFM m3 h 412 353 471 530 589 647 706 102 2 39 104 0 40 105 8 41 107 6 42 109 4 43 111 2 44 113 0 45 Output temperature F C 04 41 INDOOR UNITS INDOOR UNITS ...

Page 102: ...P mode00 Quiet SP mode05 800 900 1000 1100 1200 1300 1400 1500 1600 Air Flow CFM m3 h 471 530 589 647 706 765 824 883 942 0 24 60 0 20 50 0 16 40 0 32 80 0 08 20 0 04 10 0 12 30 0 28 70 0 0 External Static Pressure in WG Pa Hi Normal SP Available air ﬂow rate range High level Hi SP mode03 Hi SP mode04 Hi SP mode00 Hi SP mode05 Hi SP mode01 Hi SP mode02 800 900 1000 1100 1200 1300 1400 1500 1600 Ai...

Page 103: ...mperature 50 0 10 51 8 11 53 6 12 55 4 13 57 2 14 59 0 15 60 8 16 Output temperature F C Heating 800 900 1000 1100 1200 1300 1400 1500 1600 Air Flow CFM m3 h 471 530 589 647 706 765 824 883 942 100 120 80 60 40 20 0 Capacity Capacity Outdoor temperature 102 2 39 104 0 40 105 8 41 107 6 42 109 4 43 111 2 44 113 0 45 Output temperature F C 04 43 INDOOR UNITS INDOOR UNITS ...

Page 104: ... 125 265 Slim Duct ARU9RLF Cooling High 600 167 353 Med 530 147 312 Low 440 122 259 Quiet 380 106 224 Heating High 600 167 353 Med 530 147 312 Low 440 122 259 Quiet 380 106 224 ARU12RLF Cooling High 600 167 353 Med 530 147 312 Low 440 122 259 Quiet 380 106 224 Heating High 600 167 353 Med 530 147 312 Low 440 122 259 Quiet 380 106 224 ARU18RLF Cooling High 930 258 547 Med 860 239 506 Low 790 219 46...

Page 105: ...06 ASU12RLF Cooling High 660 183 388 Med 560 156 330 Low 450 125 265 Quiet 340 94 200 Heating High 660 183 388 Med 560 156 330 Low 470 131 277 Quiet 350 97 206 Wall Mounted ASU18RLF Cooling High 920 256 542 Med 740 206 436 Low 620 172 365 Quiet 550 153 324 Heating High 920 256 542 Med 740 206 436 Low 620 172 365 Quiet 550 153 324 ASU24RLF Cooling High 1120 311 659 Med 900 250 530 Low 740 206 436 Q...

Page 106: ...70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz Octave band sound pressure level dB 0dB 0 0002μbar Oc...

Page 107: ...5 NC 55 NC 65 High Quiet 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz 04 47 INDOOR UNITS INDOOR UNITS ...

Page 108: ...250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz Octave band sound pressure level dB 0dB 0 0002μbar Octave band cen...

Page 109: ... 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequ...

Page 110: ...3 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz Octave band sound pressure level dB 0dB 0 0002μbar Octave ba...

Page 111: ...45 NC 55 NC 65 High Quiet 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz 04 51 INDOOR UNITS INDOOR UNITS ...

Page 112: ...25 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 High Quiet Octave band sound pressure level dB 0dB 0 0002μbar Octave band center frequency Hz Octave band sound pressure level dB 0dB 0 0002μbar Octave band ...

Page 113: ...4 INDOOR UNITS SOUND LEVEL CHECK POINT 9 5 COMPACT CASSETTE TYPE Microphone Microphone 4ft 11 1 16in 1 5m 04 53 INDOOR UNITS INDOOR UNITS ...

Page 114: ...ont view Side view 4ft 11 1 16in 1 5m 6ft 6 3 4in 2m 3ft 3 3 8in 1m Microphone Measuring duct Measuring duct Microphone COMPACT WALL MOUNTED AND WALL MOUNTED TYPE 3ft 3 3 8in 1m 2ft 7 1 2in 0 8m Microphone Microphone 04 54 INDOOR UNITS INDOOR UNITS ...

Page 115: ...9RLF 250V 3 15A 266 63 F 48 F 130 17 C 9 C AUU12RLF AUU18RLF Slim Duct ARU9RLF 250V 3 15A 275 59 F 135 15 C ARU12RLF ARU18RLF ARU24RLF Compact Wall Mounted ASU7RLF 250V 3 15A 248 59 F 120 15 C 216 F OFF 102 C OFF ASU9RLF ASU12RLF Wall Mounted ASU18RLF 250V 3 15A 302 59 F 150 15 C 216 F OFF 102 C OFF ASU24RLF 04 55 INDOOR UNITS INDOOR UNITS ...

Page 116: ...5 CONTROL SYSTEM DTR_BMU001E_04 CHAPTER05 2010 10 04 Hybrid Flex Inverter System ...

Page 117: ...URATION EXAMPLES 05 03 1 4 CONTROL EQUIPMENT DESIGN LIMITATION 05 05 2 CONTROL UNITS 05 06 2 1 CENTRAL REMOTE CONTROLLER 05 07 2 2 WIRED REMOTE CONTROLLER 05 13 2 3 SIMPLE REMOTE CONTROLLER 05 19 2 4 WIRELESS REMOTE CONTROLLER 05 25 2 5 IR RECEIVER UNIT 05 30 2 6 GROUP CONTROL METHOD 05 33 2 7 COMPARISON TABLE OF CONTROLLERS 05 34 ...

Page 118: ...te Controller UTY RNNUM The room temperature can be controlled and detected accurately with built in thermo sensor Simple Remote Controller UTY RSNUM Compact remote controller concentrates on the basic functions such as Start Stop Fan Control Temperature Setting and Operation mode Wireless Remote Controller UTY LNHUM AR RAH1U Simple and sophisticated operations with a choice of 4 daily timers IR R...

Page 119: ...ral Remote Controller UTY DMMUM Wired Remote Controller UTY RNNUM Simple Remote Controller UTY RSNUM Wireless Remote Controller UTY LNHUM IR Receiver Unit UTY LRHUM Outdoor Unit Branch box Primary Branch box Secondary 1 Branch box Secondary 2 Transmission line Remote controller line Central remote controller line AR RAH1U 05 02 CONTROL SYSTEM CONTROL SYSTEM ...

Page 120: ...y with wired simple and wireless remote controller Only one can be used for one system Enables easy control of basic functions by the hotel or office guest Two remote controller can be connected with single indoor unit CENTRAL CONTROL Wired Remote Controller Outdoor unit Branch box Primary Branch box Secondary 1 Branch box Secondary 2 Outdoor unit Branch box Primary Branch box Secondary 1 Branch b...

Page 121: ...TY DMMUM 1 1 1 1 Wired Remote Controller UTY RNNUM 2 Wireless Remote Controller UTY LNHUM AR RAH1U IR Receiver Unit UTY LRHUM Simple Remote Controller UTY RSNUM 2 Accessory Optional It is not possible to connect it 1 Central remote controller is connected with Branch box 2 Optional Communication kit UTY XCBXEZ1 is necessary for the installation 05 04 CONTROL SYSTEM CONTROL SYSTEM ...

Page 122: ...oller Central Controller Central Remote Controller UTY DMMUM 1 Multi system Individual Controller Wireless Remote Controller UTY LNHUM AR RAH1U Wired Remote Controller UTY RNNUM 2 Indoor unit Simple Remote Controller UTY RSNUM IR Receiver Unit UTY LRHUM 1 Indoor unit 05 05 CONTROL SYSTEM CONTROL SYSTEM ...

Page 123: ...x Inverter System Central Remote Controller Wired Remote Controller Simple Remote Controller Wireless Remote Controller IR Receiver Unit Central Control Central Remote Controller Individual Control Wired Remote Controller Simple Remote Controller Wireless Remote Controller IR Receiver Unit 05 06 CONTROL SYSTEM CONTROL SYSTEM ...

Page 124: ...ion Large backlight LED screen Large easy to see operation panel Easy installation Central remote controller is connected directly to the branch box making the installation process easier Once the controller is connected it can automatic register and display all the indoor units Large and full dot liquid crystal screen Screen with backlight can be seen even in the dark Wide and large keys easy to ...

Page 125: ... are changed to economy mode this can save more energy than setting of each indoor unit individually Economy operation is energy saving as the set temperature of indoor unit is shifted by 2 F 1 C and the maximum electric value of the outdoor unit is suppressed Temp Economy operation Shift setting temp Control maxmum current Nomal operation Time Set temperature Schedule timer Example Operation sett...

Page 126: ...ator 8 On Off button 9 Enter button ELECTRICAL WIRING Example Wiring diagram when 3 units of branch boxes are connected 1 2 3 1 2 3 1 2 3 1 2 3 Branch box Primary REMOTE CONTROL Branch box Secondary 1 REMOTE CONTROL Branch box Secondary 2 REMOTE CONTROL Central remote controller Remote controller cable Total remote controller cable length MAX 500 m 1640 ft 05 09 CONTROL SYSTEM CONTROL SYSTEM ...

Page 127: ...either horizontal or vertical position B When the cable is along the wall Mount the rear case on the wall Cut off a hole for cabling in the front case Front case Cut off A When mounting on the box Attach the case after leading the cable Screws Box Remote controller cable Rear case CAUTION When connecting the remote controller cable take measures to prevent the water or insects coming into the remo...

Page 128: ... sheath 2 mm 3 32 in No good Good No good CAUTION Be careful to avoid breaking the cable by over tightening the binder When connecting the remote controller cables do not over tighten the screws 6 Attach the front case Insert after adjusting upper part of front case When insert the front case do not pinch the cable Front case Good Click No good No good No good CAUTION Insert the upper case firmly ...

Page 129: ...ller cable 1 For connecting the remote controller Screw M4 x 16mm 2 For installing the remote controller Binder 1 For remote controller and remote controller cable binding Installation manual 1 Operating manual 1 WIRING SPECIFICATIONS Use Cable size Remarks Remote controller cable 22AWG 0 33 mm2 Use sheathed PVC cable Polar 3 core SPECIFICATIONS Dimensions H x W x D in mm 4 23 32 120 x 4 23 32 120...

Page 130: ...et to Wednesday 8 00 to 20 00 Screen after setup 84 F 28 C 0 3 6 9 12 15 18 21 O clock 12 3 6 9 12 3 6 9 time AM PM Example setup screen Set from Sunday to Saturday 12 00 to 15 00 28 C 76 F 84 F 76 F 0 3 6 9 12 15 18 21 O clock 12 3 6 9 12 3 6 9 time AM PM 76 F 24 C 84 F 28 C 24 C 28 C 24 C Easy to understand operation Variable timer control The operation display sections are zoned according to ti...

Page 131: ...r SET TIME button 11 Pressed to select the set back timer TIMER DELETE button 12 The schedule of a weekly timer is deleted TIME SET button 13 Sets the date hour minute and on off time ECONOMY THERMO SENSOR button 14 FILTER RESET button 15 Operation lamp 16 Lights during operation and when the timer is on Timer and clock display 17 Operation mode display 18 Fan speed display 19 Operation lock displ...

Page 132: ...ollers Indoor unit REMOTE CONTROLLER 1 2 3 1 2 3 Primary Secondary Indoor unit 1 2 3 1 2 3 1 2 3 REMOTE CONTROLLER Remote controller Remote controllers 1 RED 12V 2 WHITE Signal 3 BLACK COM DIMENSIONS 3 9 32 83 5 19 32 15 3 2 1 2 63 5 Hole 1 25 32 45 3 3 16 4 5 3 16 4 5 3 16 4 5 5 16 8 1 2 12 5 Hole x 2 Hole x 3 1 4 6 1 3 16 30 1 5 16 33 5 29 32 23 4 23 32 120 4 23 32 120 4 23 32 120 21 32 17 Front...

Page 133: ...r cable as per below methods Use a tool to cut off the terminal on the end of the remote controller cable and then remove the insulation from the cut end of the cable as shown in Fig Connect the remote controller cable and connecting cable as shown in Fig Be sure to insulate the connection between the cables 25 32 in 20 mm Remote controller cable Connecting cable Insulated connection Red Red White...

Page 134: ...he remote controller cable and connecting cable as shown in Fig Be sure to insulate the connection between the cables 25 32 in 20 mm Remote controller cable Connecting cable Insulated connection Red Red White White Black Black 2 Method of connecting remote controller cable Connecting cable made by above mentioned 1 is connected with PCB of Indoor unit CN6 Remote controller cable Connecting cable I...

Page 135: ... mounted type indoor unit Screw 1 M4 x 14mm 1 For installing the remote controller cable to the indoor unit Cable clamper 1 1 For installing the remote controller cable to the indoor unit Installation manual 1 Operating manual 1 1 Use only if the remote controller cable must be modiﬁed for the indoor unit model WIRING SPECIFICATIONS Use Cable size Remarks Remote controller cable 22AWG 0 33 mm2 Use...

Page 136: ...arkened room Background light activates during all button operations and lasts 10 seconds in operating mode and 5 seconds in stop mode after a button is pressed Simple installation Can be mounted on the European switch Box installation dimension 60mm or the JIS Built in Box installation dimension 83 5mm 3 9 32in 83 5mm 2 3 8in 60mm European switch box JIS Built in box Easy operation Built in backg...

Page 137: ...tion lamp 3 Lights during operation FAN button 4 Selects the fan speed AUTO HIGH MED LOW QUIET SET TEMP button 5 Selects the setting temperature MODE button 6 Selects the operating mode AUTO COOL DRY FAN HEAT Standby display 7 Indicates during the oil recovery and defrosting operation Power source display 8 Indicates the main power ON Central control display 9 Indicates when function is locked Fan...

Page 138: ...y Secondary Indoor unit 1 2 3 1 2 3 1 2 3 REMOTE CONTROLLER Remote controller Remote controllers DIMENSIONS 4 23 32 120 2 15 16 75 1 15 16 49 1 17 32 39 15 16 23 5 9 16 14 5 32 4 7 16 11 3 16 4 5 1 2 12 5 hole x 2 hole x 2 5 16 8 2 3 8 60 1 4 6 23 32 18 11 32 9 1 7 8 47 5 3 9 32 83 5 Front View Side View Rear View Unit in mm 05 21 CONTROL SYSTEM CONTROL SYSTEM ...

Page 139: ...r cable as per below methods Use a tool to cut off the terminal on the end of the remote controller cable and then remove the insulation from the cut end of the cable as shown in Fig Connect the remote controller cable and connecting cable as shown in Fig Be sure to insulate the connection between the cables 25 32 in 20 mm Remote controller cable Connecting cable Insulated connection Red Red White...

Page 140: ...he remote controller cable and connecting cable as shown in Fig Be sure to insulate the connection between the cables 25 32 in 20 mm Remote controller cable Connecting cable Insulated connection Red Red White White Black Black 2 Method of connecting remote controller cable Connecting cable made by above mentioned 1 is connected with PCB of Indoor unit CN6 Remote controller cable Connecting cable I...

Page 141: ...l mounted type indoor unit Screw 1 M4 x 14mm 1 For installing the remote controller cable to the indoor unit Cable clamper 1 1 For installing the remote controller cable to the indoor unit Installation manual 1 Operating manual 1 1 Use only if the remote controller cable must be modiﬁed for the indoor unit model WIRING SPECIFICATIONS Use Cable size Remarks Remote controller cable 22AWG 0 33 mm2 Us...

Page 142: ...oling operation dry operation When the sleep timer is set the set temperature automatically rises 2 F 1 C every hour The set temperature can rise up to a maximum of 4 F 2 C Heating operation When the sleep timer is set the set temperature automatically drops 2 F 1 C every 30 minutes The set temperature can drop to a maximum of 8 F 4 C Switching remote controller signal code A B C D A B C D Mixed u...

Page 143: ...direction swing button TIMER MODE button 11 Pressed to select the timer mode OFF TIMER ON TIMER PROGRAM TIMER TIMER RESET TIMER SET button 12 Sets the current time and on off time CLOCK ADJUST button 13 Sets the current time RESET button 14 Used when replacing batteries TEST RUN button 15 Used when testing the air conditioner after installation Signal transmitter 16 Temperature set display 17 Oper...

Page 144: ...ODE button 10 Pressed to select the timer mode OFF TIMER ON TIMER PROGRAM TIMER TIMER RESET TIMER SET button 11 Sets the current time and on off time CLOCK ADJUST button 12 Sets the current time RESET button 13 Used when replacing batteries TEST RUN button 14 Used when testing the air conditioner after installation Signal transmitter 15 Temperature set display 16 Operating mode display 17 Sleep di...

Page 145: ... the room Air conditioner might not work correctly when strong light hits the signal receiver window Shut off the direct sunlight and also make illuminator far away from the receiver window DIMENSIONS Controller 6 11 16 170 2 7 32 56 3 4 19 Front View Rear View Top View Side View Unit in mm Holder Front View Side View Bottom View 2 3 8 60 4 1 3 16 30 2 Ø1 8 3 5 1 8 x 1 4 3 5 x 6 5 HOLE HOLE 1 1 32...

Page 146: ... 1 Remote controller holder 1 Use as remote controller holder Tapping screw 2 For remote controller holder installation Battery 1 5V R03 AAA 2 For remote controller SPECIFICATIONS Dimensions H x W x D in mm 6 11 16 170 x 2 7 32 56 x 3 4 19 Weight oz g 3 85 w o batteries 05 29 CONTROL SYSTEM CONTROL SYSTEM ...

Page 147: ...TIONS OPERATION LAMP TIMER LAMP ECONOMY LAMP MANUAL AUTO SIGNAL RECEIVER Wireless remote controller Refer to 2 4 WIRELESS REMOTE CONTROLLER for details IR Receiver SYSTEM DIAGRAM ATTACHMENT RANGE L 1 L 1 1 Connection cable length L Cable A standard accessory 16ft 5 m Cable C Optional parts 33ft 10 m SIGNAL ANGLE 120 16ft 5m 120 16ft 5m 05 30 CONTROL SYSTEM CONTROL SYSTEM ...

Page 148: ... CN13 of PCB CN13 Connected to IR Receiver Unit IR Receiver Unit Connected to Connection cable 2 3 8in x 4 3 4in 60mm x 120mm hole DIMENSIONS Front View Side View Rear View 7 16 11 5 11 32 8 5 5 23 32 145 3 17 32 90 23 32 18 5 2 3 8 60 2 9 32 57 6 3 9 3 2 8 3 5 29 32 22 9 4 21 32 118 4 2 27 32 72 4 17 32 13 6 17 32 13 6 2 1 4 57 4 9 32 7 2 9 32 7 2 21 32 17 Unit in mm 05 31 CONTROL SYSTEM CONTROL ...

Page 149: ...For installing remote control unit holder to the wall Screw M4 x 20mm 2 For installing receiver unit to the wall or ceiling Battery R03 LR03 2 For remote controller Remote controller holder 1 Use as remote controller holder SPECIFICATIONS IR Receiver Dimensions H x W x D in mm 5 23 32 145 x 3 17 32 90 x 1 3 16 30 Weight oz g 5 3 150 OPTIONAL SERVICE PARTS Please use the parts number shown below to...

Page 150: ...CONTROL METHOD 2 6 REMOTE CONTROLLER GROUP Wired Simple and Wireless Remote Controllers can be used jointly in the following combinations Example of combination for Remote controller group 05 33 CONTROL SYSTEM CONTROL SYSTEM ...

Page 151: ...g Fan speed setting Room temp setting Test operation Up down air direction ﬂap setting Right left air direction ﬂap setting 1 RC prohibition Min heat setting Economy setting Low noise mode setting for outdoor unit Outdoor Unit Quiet Display Failure Defrosting Current time Day of week RC prohibition Address display Timer Weekly timer On Off per day 2 2 On Off per week 14 14 On Off timer Sleep timer...

Page 152: ...6 SYSTEM DESIGN DTR_BMU001E_04 CHAPTER06 2010 10 04 Hybrid Flex Inverter System ...

Page 153: ...N 06 26 3 1 OUTDOOR UNIT 06 26 3 2 SEPARATION TUBE 06 29 3 3 BRANCH BOX 06 31 4 WIRING DESIGN 06 37 4 1 ELECTRICAL WIRING 06 37 4 2 POWER SUPPLY CABLE WIRING 06 39 4 3 TRANSMISSION LINE 06 43 4 4 CONTROLLER CABLE WIRING 06 46 5 FUNCTION SETTING 06 50 5 1 OUTDOOR UNIT 06 50 5 2 INDOOR UNIT setting by jumper wire 06 54 5 3 INDOOR UNIT setting by wireless remote controller 06 55 5 4 INDOOR UNIT setti...

Page 154: ... 89 7 2 INDOOR UNIT 06 98 8 DRAIN CONNECTION 06 104 8 1 OUTDOOR UNIT 06 104 8 2 INDOOR UNIT 06 105 9 STANDARD ACCESSORIES 06 111 9 1 OUTDOOR UNIT 06 111 9 2 INDOOR UNIT 06 112 10 OPTIONAL PARTS INSTALLATION 06 115 10 1 FRESH AIR INTAKE KIT 06 115 11 REFRIGERANT LEAKAGE CAUTION 06 126 11 1 INTRODUCTION 06 126 11 2 CHECKING CONCENTRATION LIMIT 06 127 12 INSTALLATION PRECAUTIONS 06 129 12 1 INDOOR UN...

Page 155: ...Power supply Branch Box 7 Remote controller line I U R C 8 Piping 1 Outdoor unit Indoor units Branch box 1 Primary Central remote controller Branch box 2 Secondary Branch box 3 Secondary 6 Earth leakage breaker Power supply Circuit breaker over current 6 Earth leakage breaker Power supply Circuit breaker over current 6 Earth leakage breaker Power supply Circuit breaker over current 5 Power supply ...

Page 156: ...its One Branch box of primary type is always necessary Caution When all indoor units are operating at maximum capacity individual indoor unit operate at a slightly lower capacity When connecting more than 100 Do not exceed both of connectable capacity range and maximum connectable indoor unit otherwise it may cause hinder the return of the refrigerant oil and cause a compressor breakdown 06 02 SYS...

Page 157: ...ARU24 24000 1 42000 Indoor unit 2 ARU18 18000 Branch box 1 UTP PU03A Example 2 OK Branch box 1 Primary type Outdoor unit Indoor unit 1 Indoor unit 2 Indoor unit 3 Model Capacity BTU h Total capacity BTU h Connectable indoor unit capacity BTU h Judgement Min Max Outdoor unit AOU48 48000 48000 2 80 38400 3 130 62400 2 1 3 38400 60000 62400 OK Indoor unit 1 ARU24 24000 1 60000 Indoor unit 2 ARU24 240...

Page 158: ... 4 OK Branch box 1 Primary type Branch box 2 Secondary type Branch box 3 Secondary type Outdoor unit Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor unit 6 Indoor unit 7 Indoor unit 8 Model Capacity BTU h Total capacity BTU h Connectable indoor unit capacity BTU h Judgement Min Max Outdoor unit AOU48 48000 48000 2 80 38400 3 130 62400 2 1 3 38400 56000 62400 OK Indoor ...

Page 159: ... unit is connected Indoor unit 1 ARU24 24000 1 24000 Branch box 1 UTP PU03A Example 6 Not good Branch box 1 Primary type Outdoor unit Indoor unit 1 Indoor unit 2 Model Capacity BTU h Total capacity BTU h Connectable indoor unit capacity BTU h Judgement Min Max Outdoor unit AOU48 48000 48000 2 80 38400 3 130 62400 1 2 36000 38400 Not good Indoor unit 1 ARU24 24000 1 36000 Indoor unit 2 ARU12 12000 ...

Page 160: ... UTP PU03B Branch box 3 UTP PU03B Example 8 Not good Branch box 1 Primary type Branch box 2 Secondary type Branch box 3 Secondary type Outdoor unit Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor unit 6 Indoor unit 7 Indoor unit 8 Indoor unit 9 Model Capacity BTU h Total capacity BTU h Connectable indoor unit capacity BTU h Judgement Min Max Outdoor unit AOU48 48000 48...

Page 161: ...Between indoor unit and IR Receiver unit 16 5 CONTROLLER Maximum connectable units in one multi system Maximum controllable indoor units Remarks Controller Central Control Central Remote Controller 1 8 Individual Control Wired Remote Controller 16 1 1 1 One indoor unit can be connected by 2 wired remote controllers Wired remote controller or Simple remote controller Simple Remote Controller 16 1 1...

Page 162: ...ir near to the inlet and outlet A position not exposed to radiation from other heat sources A position where the discharge air will not affect animals or plants A position where the noise and hot air will not disturb the neighbour A position with strong installation fixings which can sufficiently bear the product weight A position that does not transmit noise or vibration A position where drain wa...

Page 163: ...ty environment with direct sea breeze and too much of dust Install the unit where drainage does not cause any trouble Control may not operate correctly if the unit is installed near machinery which emit electromagnetic wave Install the unit in a well ventilated place avoiding rains and direct sunlight Install the unit where air from the outlet and noise do not disturb the neighbour Install the ind...

Page 164: ...4 2 MPa Please select the pipe size in accordance with local rules LUBRICANT Refrigerant R410A Mixed refrigerant Lubricant Synthetic oil TOOLS R410A work requires a number of special tools Since the tools with 4 symbol for R22 work cannot be used for R410A prepare them beforehand Tool name Process and application Pipe cutter Pipe cutting Refrigerant piping work Flaring tool 4 Pipe ﬂaring work Torq...

Page 165: ...o be used Always use the specified refrigerant Prepare materials tools matched to the refrigerant Air purging by refrigerant gas is strictly prohibited Use a special vacuum pump with reverse check mechanism Seal with nitrogen up to 609 psi 4 2 MPa After 24 hours check wether the pressure in piping has not descended Calculate the refrigerant additional charging amount and charge a suitable amount U...

Page 166: ...tween branch box and indoor unit Total 197 60 or less f g h i j k l m Each unit Between 10 to 49 3 to 15 f g h i j k l m Between outdoor unit and the ﬁrst separation tube 16 5 or more a Between outdoor unit and branch box When there is no separation tube a d Allowable height difference Between outdoor unit and indoor unit 98 30 or less H1 Between outdoor unit and branch box 98 30 or less H2 Betwee...

Page 167: ...the pipe size is larger than designated size The refrigerant ﬂow velocity will drop Refrigerant oil will not return to the outdoor unit Insufﬁcient refrigerant oil resulting in compressor damage The refrigerant in liquid pipe will ﬂush easily Insufﬁcient cooling and heating If the pipe size is smaller than designated size The refrigerant circulation volume will drop Insufﬁcient cooling and heating...

Page 168: ... 0 8 0 8 0 8 1 0 1 2 1 Allowable tensile stress 33 N mm2 2 Endurance pressure of the pipe must be 609 psi 4 2 MPa Please select the pipe size in accordance with local rules PIPE SIZE SELECTION Branch box 1 Primary First Separation tube Outdoor unit Indoor units Branch box 2 Secondary Branch box 3 Secondary Pipe size table A Pipe size table B Pipe size table C Pipe size table D Second Separation tu...

Page 169: ...id pipe Gas pipe 9 52 3 8 15 88 5 8 Pipe size table C Between separation tube and branch box Outside diameter mm in Liquid pipe Gas pipe 9 52 3 8 15 88 5 8 Pipe size table D Between branch box and indoor unit Model code of indoor unit Cooling capacity of indoor unit BTU h Outside diameter mm in Liquid pipe Gas pipe 7 9 12 7000 to 12000 6 35 1 4 9 52 3 8 18 18000 6 35 1 4 12 70 1 2 24 24000 6 35 1 ...

Page 170: ...onductivity is equal to or less than 0 040 W m k is used Recommended minimum thickness for heat insulating material mm Relative humidity 70 75 80 85 Refrigerant pipe Outside diameter mm in 6 35 1 4 8 10 13 17 9 52 3 8 9 11 14 18 12 70 1 2 10 12 15 19 15 88 5 8 10 12 16 20 19 05 3 4 10 13 16 21 When an ambient temperature and relative humidity exceed 90 F DB 32 C DB and 85 respectively please stren...

Page 171: ...la Round up the calculated result to two decimal places CALCULATION OF ADDITIONAL CHARGE REFRIGERANT Diameter of liquid pipe unit in mm Additional amount for pipe length unit oz ft g m ø1 4 6 35 0 224 21 ø3 8 9 52 0 624 58 Calculation of additional amount for pipe length Total length of ø3 8in 9 52mm liquid pipe x 0 624 oz ft 58g m ft m oz g Total length of ø1 4in 6 35mm liquid pipe x 0 224 oz ft ...

Page 172: ... Total indoor unit capacity Total outdoor unit capacity 56000 48000 116 7 Within 80 to 130 Selection of separation tube Model Q ty UTP SX248A 2 Selection of branch box Model Q ty UTP PU03A primary 1 UTP PU03B secondary 2 Selection of pipe size a b c d e f g Liquid pipe size in mm 3 8 9 52 3 8 9 52 3 8 9 52 3 8 9 52 3 8 9 52 1 4 6 35 1 4 6 35 Gas pipe size in mm 5 8 15 88 5 8 15 88 5 8 15 88 5 8 15...

Page 173: ...unit Total f g h i j k l m 138 43 Less than 197 60 OK Each unit f g h i j k l m 16 to 26 5 to 8 Between 10 to 49 3 to 15 OK Between outdoor unit and the ﬁrst separation tube a 23 7 Greater than 16 5 OK Calculation of additional charge refrigerant Liquid pipe size in mm 1 4 6 35 3 8 9 52 Additional refrigerant oz ft g m 0 224 21 0 624 58 Liquid pipe length ft m 138 43 121 37 Additional charge 0 224...

Page 174: ...it capacity Total outdoor unit capacity 55000 48000 114 6 Within 80 to 130 Selection of separation tube Model Q ty UTP SX248A 1 Selection of branch box Model Q ty UTP PU03A primary 1 UTP PU03B secondary 1 Selection of pipe size a b c d e f g Liquid pipe size in mm 3 8 9 52 3 8 9 52 3 8 9 52 1 4 6 35 1 4 6 35 Gas pipe size in mm 5 8 15 88 5 8 15 88 5 8 15 88 1 2 12 70 3 8 9 52 Pipe length ft m 23 7...

Page 175: ... indoor unit Total f g h i j k 96 30 Less than 197 60 OK Each unit f g h i j k 16 5 Between 10 to 49 3 to 15 OK Between outdoor unit and the ﬁrst separation tube a 23 7 Greater than 16 5 OK Calculation of additional charge refrigerant Liquid pipe size in mm 1 4 6 35 3 8 9 52 Additional refrigerant oz ft g m 0 224 21 0 624 58 Liquid pipe length ft m 96 30 138 42 Additional charge 0 224 x 96 0 624 x...

Page 176: ...Total outdoor unit capacity 49000 48000 102 1 Within 80 to 130 Selection of separation tube Model Q ty UTP SX248A None Selection of branch box Model Q ty UTP PU03A primary 1 UTP PU03B secondary None Selection of pipe size a b c d e f g Liquid pipe size in mm 3 8 9 52 1 4 6 35 1 4 6 35 Gas pipe size in mm 5 8 15 88 5 8 15 88 1 2 12 70 Pipe length ft m 148 45 39 12 39 12 h i j k l m Liquid pipe size...

Page 177: ...l f g h 127 39 Less than 197 60 OK Each unit f g h 39 to 49 12 to 15 Between 10 to 49 3 to 15 OK Between outdoor unit and branch box When there is no separation tube c 148 45 Greater than 16 5 OK Calculation of additional charge refrigerant Liquid pipe size in mm 1 4 6 35 3 8 9 52 Additional refrigerant oz ft g m 0 224 21 0 624 58 Liquid pipe length ft m 127 39 148 45 Additional charge 0 224 x 127...

Page 178: ... unit capacity 60000 48000 125 0 Within 80 to 130 Selection of separation tube Model Q ty UTP SX248A 2 Selection of branch box Model Q ty UTP PU03A primary 1 UTP PU03B secondary 2 Selection of pipe size a b c d e f g Liquid pipe size in mm 3 8 9 52 3 8 9 52 3 8 9 52 3 8 9 52 3 8 9 52 1 4 6 35 Gas pipe size in mm 5 8 15 88 5 8 15 88 5 8 15 88 5 8 15 88 5 8 15 88 1 2 12 70 Pipe length ft m 23 7 59 1...

Page 179: ...box and indoor unit Total f i l 117 36 Less than 197 60 OK Each unit f i l 39 12 Between 10 to 49 3 to 15 OK Between outdoor unit and the ﬁrst separation tube a 23 7 Greater than 16 5 OK Calculation of additional charge refrigerant Liquid pipe size in mm 1 4 6 35 3 8 9 52 Additional refrigerant oz ft g m 0 224 21 0 624 58 Liquid pipe length ft m 117 36 173 53 Additional charge 0 224 x 117 0 624 x ...

Page 180: ...ed 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 knock out 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 Service panel Front Lateral Re...

Page 181: ... 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 Connection pipe Liquid Connection pipe Gas 3 way valve Gas Flare nut Flare nut 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 ...

Page 182: ... 35 to 40 25 8 to 29 5 Operating the valves Use a hexagon wrench size 4 mm 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 di...

Page 183: ...he ﬂare nut is tightened properly by your hand hold the body side coupling with a separate spanner then tighten with a torque wrench See the table below for the ﬂare nut tightening torques Flare nut mm in Tightening torque N m lbf ft 6 35 1 4 16 to 18 11 8 to 13 3 9 52 3 8 32 to 42 23 6 to 31 0 12 70 1 2 49 to 61 36 1 to 45 0 15 88 5 8 63 to 75 46 5 to 55 3 19 05 3 4 90 to 110 66 4 to 81 1 Type of...

Page 184: ...sulation and between coupler insulation and the heat insulation on the local piping Tape ﬁeld supply Tape ﬁeld supply Tape ﬁeld supply No gap Tape ﬁeld supply Tape ﬁeld supply Coupler insulation Gas pipe Large Liquid pipe Small Coupler insulation Insulation CAUTION Be sure to install the heat insulation on liquid pipes and gas pipes Unless they are thermally insulated water condensation can cause ...

Page 185: ...re performing the installation The positioning of the control box can be changed Only when installed horizontally When vertically installed the positioning cannot be changed To the opposite side At time of shipment Positioning after change Bottom side Bottom side Control box Control box Bottom side Bottom side Control box cover Screw Screw Wiring cover Tape 4 places 1 Remove the screws 2 pieces to...

Page 186: ...hown in the ﬁgure Control box Bottom panel 7 Attach the bottom panel and secure it with the screws 4 pieces 8 Secure the control box with the screws 4 pieces Control box Control box cover Seal Accessory Afﬁ x the seal so each hole 4 places is covered Wiring cover Secure the wiring cover by inserting into the slots 9 Attach the control box cover and secure it with the screws 2 places 10 Attach the ...

Page 187: ...ces 2 Secure the attachment section with the hanging bolt Use M8 or M10 for the hanging bolt 3 Secure the hangers with hexagonal nuts ﬁeld supply and the washers accessories as shown in the ﬁgure below 4 Once you have checked the unit is ﬂat fasten the hexagonal nuts The unit s slope must be within 5 in all directions 20 to 30 25 32 to 1 3 16 Hanging bolt M8 or M10 Unit in mm Hexagonal nuts M8 or ...

Page 188: ...ed including the tapping screws The unit s slope must be within 5 in all directions Screw Screw Screw Screw Vertical installation 1 Secure the hangers accessories with the screws 2 pieces Ø 4 x 10mm accessories 4 places Install the unit with the control box facing upwards Screw Hanger Control box 2 For temporary mounting of the unit install two of the Ø 4 25mm screws in the wall allowing the space...

Page 189: ...6 5 to 55 3 Do not remove the cap from the connection pipe before connecting the pipe CAUTION Be sure to connect the large pipe after connecting the small pipe completely 4 Branch box is marked with engraved letters indicating each corresponding indoor unit UNIT A UNIT B and UNIT C UNIT A Refrigerant pipe connection port for UNIT A UNIT B Refrigerant pipe connection port for UNIT B UNIT C Refriger...

Page 190: ... Adhesive tape ﬁeld supply Insulation long Coupler heat insulation small Butting surfaces Outdoor unit side Coupler heat insulation small Coupler heat insulation large Butting surfaces First piece Insulation short Insulation short Second piece Insulation short Adhesive tape ﬁeld supply Insulation short x 2 cover with 2 pieces of insulation NON CONNECTING PIPES 1 Install the coupler heat insulation...

Page 191: ...de This system uses an inverter which means that when used with a ground fault breaker you must use breakers that can handle higher harmonics such as a GFEB Ground Fault Equipment Breaker 30 mA or greater in order to prevent malfunctioning of ground fault device This product is intended for professional use Be sure to use a dedicated power circuit Never use a power supply shared by another applian...

Page 192: ...supply and Transmission line B B I U 5 Power supply Outdoor Unit 6 Power supply Branch Box 7 Remote controller line I U R C 1 Outdoor unit Indoor units Branch box 1 Primary Central remote controller Branch box 2 Secondary Branch box 3 Secondary 6 6 Earth leakage breaker Power supply Circuit breaker over current Earth leakage breaker Power supply Circuit breaker over current Earth leakage breaker P...

Page 193: ... BOX example of wiring specification for outdoor unit is given Select circuit breaker for outdoor unit based on the value of MOCP Branch box Model cable size Maximum current MCA Circuit breaker MOCP Earth leakage breaker Remarks UTP PU03A 14 AWG 1 2 15 A 3 30mA 0 1sec or less 208 230V 60Hz 2Wire ground UTP PU03B Select cable size based on the value of total MCA of the indoor units and branch box c...

Page 194: ...e daily work Regulation of wire size and circuit breaker differs from each locality please refer in accordance with local rules Example 1 Outdoor unit Outdoor unit Power supply 1ø 208 230V 60Hz Earth leakage breaker Outdoor unit Circuit breaker over current Example 2 Branch box indoor unit Earth leakage breaker Branch box Indoor units Branch box Branch box Earth leakage breaker Earth leakage break...

Page 195: ... unit Branch box Indoor unit Power supply 1ø 208 230V 60Hz Earth leakage breaker Circuit breaker over current Junction box Disconnect SW Disconnect SW Disconnect SW Branch box Branch box Branch box Indoor units 06 41 SYSTEM DESIGN SYSTEM DESIGN ...

Page 196: ...IGN WIRING RULES Example 1 Not good Branch box Power cable Power cable Do not connect the power cable directly to indoor units Always supply power to indoor units from a branch box 06 42 SYSTEM DESIGN SYSTEM DESIGN ...

Page 197: ... Branch box 22 AWG Sheathed PVC cable Polar 3core TRANSMISSION WIRING LIMITATION d e f a b Central remote controller c h i g l j k Branch box 3 secondary Branch box 2 secondary Branch box 1 primary Maximum length ft m Outdoor unit Branch box primary a 246 75 Branch box primary Branch box secondary each unit b c 246 75 Branch box Indoor unit each unit d e f g h i j k 246 75 Central remote controlle...

Page 198: ... terminal Connection cable Select the disconnect switch appropriately depending on the loads total current value of connected units 1 2 3 Central remote controller Example 1 1 2 3 1 2 3 1 2 3 Indoor unit Remote controller BRANCH BOX REMOTE CONTROL Outdoor unit 1 2 3 Single phase 208 230V 60Hz Max 26 5A BRANCH BOX Power supply cable Breaker1 POWER Breaker2 Breaker1 Eeath leakage breaker Breaker2 Ci...

Page 199: ...anch box to outdoor unit Example 2 Not good Branch box primary Branch box primary Transmission line Do not interconnect primary type branch boxes Only 1 primary type branch box can be connected in 1 multi system Example 3 Not good Branch box primary Transmission line Do not interconnect indoor units Always connect branch box to indoor unit 06 45 SYSTEM DESIGN SYSTEM DESIGN ...

Page 200: ...e controller cable 22 AWG Simple Remote Controller Indoor unit IR Receiver Unit Indoor unit Connection cable 16ft 5m cable attached Caution Install in accordance with local rules and regulations Never bundle the power supply cable and controller cable together Bundling these cords together will cause misoperation Always ground for shilded cable both end For detail specification and connection plea...

Page 201: ...r One Central remote controller can be connected any branch box in 1 refrigerant system Example 2 Not good Central remote controller line Central remote controller Branch box primary Branch box 2 secondary Branch box 3 secondary Central remote controller Do not connect two or more Central remote controllers in 1 refrigerant system 06 47 SYSTEM DESIGN SYSTEM DESIGN ...

Page 202: ...t Central remote controller to outdoor unit or indoor unit Always connect branch box to Central remote controller Example 4 Not good Central remote controller line Branch box primary Branch box primary Branch box 2 secondary Central remote controller Do not connect one Central remote controllers to two refrigerant system 06 48 SYSTEM DESIGN SYSTEM DESIGN ...

Page 203: ...mple 6 Not good Wired remote controller Branch box 2 secondary Branch box 1 primary Simple remote controller Remote controller line Remote controller line Do not connect a wired remote controller or simple remote controller to multiple indoor units One wired remote controller or simple remote controller cannot control multiple indoor units 06 49 SYSTEM DESIGN SYSTEM DESIGN ...

Page 204: ...top the 1 operation if it is still running and turn off the power Remove the front panel of the outdoor unit and remove the lid of the electrical component box 2 in order to expose the printed circuit board Turn on the power of the outdoor unit 3 As shown in the above figure make sure that the POWER MODE indicator lamp LED981 is on and the ERROR indicator lamp LED982 is off LED981 POWER MODE LED98...

Page 205: ... LED962 press the ENTER button SW933 3 A ﬂashing display appears on the LED961 and the ﬂashing display of F2 on the LED962 changes to the illuminated display of a number LED961 LED962 LED961 LED962 Referring to the Settings List shown below press the SELECT button SW932 and display the 4 code number of the mode you want to set on the LED961 Ex To select switching between Forced Stop and Emergency ...

Page 206: ...it FUNCTION SETTING MODE LED961 LED962 LED961 LED962 To set another function press the ENTER button SW933 in the setting completed status 7 shown in step 5 above LED961 LED962 LED961 LED962 Repeat steps 4 and 5 above to set other functions When all settings are complete perform the operation described in step 6 above to exit RESET THE POWER AFTER SETTING UP FUNCTION OF OUTDOOR UNIT Important If th...

Page 207: ...ration mode which is set ﬁrst Priority given to external input of outdoor unit Priority is given to the operation mode which is set by the external input terminal CN932 0 1 Priority given to external input of outdoor unit 2 8 Forbidden 0 0 Forbidden Setting forbidden 0 1 Forbidden 2 9 Forbidden 0 0 Forbidden Setting forbidden 0 1 Forbidden 3 0 Energy saving level setting 0 0 Level 1 stop The capac...

Page 208: ...TCH POSITION Slim Duct type JM1 JM2 JM3 JUMPER WIRE SETTING Drainage function setting JM1 Factory setting JM1 Drainage function Connect Valid Disconnect Invalid JM2 setting forbidden Fan delay setting JM3 Factory setting JM3 Fan delay Connect Invalid Disconnect Valid 06 54 SYSTEM DESIGN SYSTEM DESIGN ...

Page 209: ...ons using the remote controller The settings may be selected between the following two Function Number or Setting Number Settings will not be changed if invalid numbers or setting numbers are selected PREPARATION 1 Turn on the power to the Branch box By turning on the power indoor units so make sure the piping air tight test and vacuuming have been conducted before turning on the power Also check ...

Page 210: ...FIRMATION OF CUSTOM CODE 3 Press the SET TEMP or SET TEMP buttons to select the custom code that matches the setting with the indoor unit By selecting the appropriate custom code the communication between the indoor unit and the wireless RC become possible CUSTOM CODE The initial setting is 4 Press the TIMER MODE button to send the code to the indoor unit Pi Pi Correct code Wrong code No Response ...

Page 211: ...ton SET TEMP and button FAN button Setting number Function number Refer to FUNCTION DETAILS Refer to FUNCTION DETAILS Switches between the setting number bottom line and function number top line Increases and decreases the displayed number Start the function setting mode Changes the display digits Transmits function setting Transmits function mode 06 57 SYSTEM DESIGN SYSTEM DESIGN ...

Page 212: ...lection 8 Press the or the buttons to select the setting number Each time the MODE button is pressed it switches between 1 unit and 10 units positions Change degit 9 Press the TIME MODE button once to send the function mode information Pi Pi 10 Press the START STOP button once to send the function setting information A beeping noise will be heard if the command is accepted Wrong code No Response P...

Page 213: ...tched off for at least 2 minutes After the 2 minutes has passed power can be restored The set fuction is stored in the PCB and will remain in memory even when the power is turned off However setting function is effective after power reset Record the function set in the indoor unit on a label etc and afﬁx the label to the unit so it can be used for after sales service operations Once the RESET butt...

Page 214: ...ns using the remote controller The settings may be selected between the following two Function Number or Setting Number Settings will not be changed if invalid numbers or setting numbers are selected PREPARATION 1 Turn on the power to the Branch box By turning on the power indoor units so make sure the piping air tight test and vacuuming have been conducted before turning on the power Also check a...

Page 215: ...l display BUTTON NAME AND FUNCTION During address setting mode indoor unit reject the any operation command from remote controller Function number Refer to FUNCTION DETAILS Remote controller address It ﬁxes to 00 SET TIME and button Switches the function number Setting number Refer to FUNCTION DETAILS SET TEMP V and Λ button Switches the setting number TIMER SET button Transmits function setting 0...

Page 216: ... Function number 30 Setting number 01 Setting number 5 Pressing the TIMER SET button conﬁrm the setting The data will be transferred to the indoor unit GOOD NOT GOOD When the data was not set up on the indoor unit is displayed Set up the data again according to the procedure in step 5 6 above When the data was normally set up on the indoor unit Flashing display changes to illuminated display FUNCT...

Page 217: ...R UNIT Repeat the procedures in steps 1 through 6 and set up the indoor units requiring function setting RESET THE POWER AFTER SETTING UP FUNCTION OF ALL INDOOR UNITS Important If the reset is not performed function can not be read in normally After all the functions have been set the circuit breaker needs to be switched off for at least 2 minutes After the 2 minutes has passed power can be restor...

Page 218: ...ns using the remote controller The settings may be selected between the following two Function Number or Setting Number Settings will not be changed if invalid numbers or setting numbers are selected PREPARATION 1 Turn on the power to the Branch box By turning on the power indoor units so make sure the piping air tight test and vacuuming have been conducted before turning on the power Also check a...

Page 219: ...nction setting mode indoor unit reject the any operation command from remote controller Function number Refer to FUNCTION DETAILS Remote controller address It ﬁxes to 00 FAN button Each time this button is pressed the fan setting changes among Remote controller address Function number and Setting number Setting number Refer to FUNCTION DETAILS START STOP button Transmits function setting SET TEMP ...

Page 220: ...T TEMP button or the SET TEMP button to set up the setting number Ex Function number 30 Setting number 01 Setting number 5 Pressing the START STOP button conﬁrm the setting The data will be transferred to the indoor unit NOT GOOD When the data was normally set up on the indoor unit When the data was not set up on the indoor unit is displayed Set up the data again according to the procedure in step...

Page 221: ...G UP EACH INDOOR UNIT Repeat the procedures in steps 1 through 6 and set up the indoor units requiring function setting RESET THE POWER AFTER SETTING UP FUNCTION OF ALL INDOOR UNITS Important If the reset is not performed function can not be read in normally After all the functions have been set the circuit breaker needs to be switched off for at least 2 minutes After the 2 minutes has passed powe...

Page 222: ...the setting value for No indication Factory setting Setting description Function number Setting value Standard 11 00 Long interval 01 Short interval 02 No indication 03 The ﬁlter sign interval time is different according to Indoor unit type as follows Setting description Comapact Cassette Slim Duct Compact Wall Mounted Wall Mounted Standard 2500 hours 400 hours Long interval 4400 hours 1000 hours ...

Page 223: ...n Function number Setting value Standard 30 00 Slightly lower control 01 Lower control 02 Warmer control 03 When using ﬂoor console installation change the setting value to 01 Only Slim duct type 6 Heater room temperature correction Depending on the installed environment the room temperature sensor may require a correction The settings may be changed as shown in the table below Factory setting Set...

Page 224: ...nsor If setting value is 01 Room temperature is controlled by either indoor unit temperature sensor or remote controller unit sensor 9 Remote controller signal code Change the indoor unit Signal Code depending on the remote controllers Factory setting Setting description Function number Setting value A 44 00 B 01 C 02 D 03 10 External input control Operation Stop mode or Forced stop mode can be se...

Page 225: ...OTE CONTROLLER 5 7 DIP Switch SW1 Memory backup setting SW2 Forbidden SW3 Forbidden SW4 Forbidden SW5 Forbidden SW6 Forbidden SWITCH POSITION 1 2 3 4 5 6 ON OFF Front case back side DIP Switch ON 06 71 SYSTEM DESIGN SYSTEM DESIGN ...

Page 226: ...will be deleted if there is a power failure Factory setting SW1 Memory backup OFF Invalidity ON Validity SW2 setting forbidden Factory setting SW2 OFF Fixed at OFF ON Setting forbidden SW3 setting forbidden Factory setting SW3 OFF Fixed at OFF ON Setting forbidden SW4 setting forbidden Factory setting SW4 OFF Fixed at OFF ON Setting forbidden 06 72 SYSTEM DESIGN SYSTEM DESIGN ...

Page 227: ...STEM DESIGN SW5 setting forbidden Factory setting SW5 OFF Fixed at OFF ON Setting forbidden SW6 setting forbidden Factory setting SW6 OFF Fixed at OFF ON Setting forbidden 06 73 SYSTEM DESIGN SYSTEM DESIGN ...

Page 228: ...mote controller setting SW3 Forbidden SW4 F C switch SW5 Forbidden SW6 Memory backup setting Do not use DIP Switch 2 SWITCH POSITION Wired remote controller 1 2 3 4 5 6 Front case back side DIP Switch 2 All switches ﬁxed at OFF DIP Switch 1 ON ON OFF 06 74 SYSTEM DESIGN SYSTEM DESIGN ...

Page 229: ...e Factory setting Number of remote controller Primary unit Secondary unit SW2 SW2 1 Normal OFF 2 Dual OFF ON SW3 setting forbidden Factory setting SW3 OFF Fixed at OFF ON Setting forbidden SW4 setting F C switch Temperature display is Fahrenheit F Celsius C Factory setting SW4 OFF C ON F 1 2 3 1 2 3 1 2 3 Indoor unit Remote controller cable Primary unit Secondary unit Remote controller 06 75 SYSTE...

Page 230: ...Wired remote controller only Set to ON to use batteries for the memory backup If batteries are not used all of settings stored in memory will be deleted if there is a power failure Factory setting SW6 Memory backup OFF Invalidity ON Validity Never turn it ON in the case of simple remote controller 06 76 SYSTEM DESIGN SYSTEM DESIGN ...

Page 231: ...NTROLLER 5 9 DIP Switch SW1 Forbidden SW2 Dual remote controller setting SW3 F C switch SW4 Forbidden SW5 Forbidden SW6 Forbidden SWITCH POSITION Simple remote controller 1 2 3 4 5 6 DIP Switch ON OFF 06 77 SYSTEM DESIGN SYSTEM DESIGN ...

Page 232: ... Factory setting Number of remote controller Primary unit Secondary unit SW2 SW2 1 Normal OFF 2 Dual OFF ON SW3 setting F C switch Temperature display is Fahrenheit F Celsius C Factory setting SW3 OFF C ON F SW4 setting forbidden Factory setting SW4 OFF Fixed at OFF ON Setting forbidden 1 2 3 1 2 3 1 2 3 Indoor unit Remote controller cable Primary unit Secondary unit Remote controller 06 78 SYSTEM...

Page 233: ...STEM DESIGN SW5 setting forbidden Factory setting SW5 OFF Fixed at OFF ON Setting forbidden SW6 setting forbidden Factory setting SW6 OFF Fixed at OFF ON Setting forbidden 06 79 SYSTEM DESIGN SYSTEM DESIGN ...

Page 234: ...ILS in 5 3 INDOOR UNIT setting by wireless remote controller Wired remote controller Air ﬂow is set by function number 26 static pressure Refer to BUTTON NANE AND FUNCTION FUNCTION SETTING and FUNCTION DETAILS in 5 4 INDOOR UNIT setting by wired remote controller Simple remote controller Air ﬂow is set by function number 26 static pressure Refer to BUTTON NANE AND FUNCTION FUNCTION SETTING and FUN...

Page 235: ...isplayed on the indoor unit Main unit Operation lamp blinks 1 time Timer lamp blinks 5 times Wired remote controller 15 Check run and normal operation cannot be performed in this state Stop the indoor unit operation by remote controller When the indoor unit is in the stopped state and error display disappears perform Check run PREPARATION To ensure safety check that the following work inspections ...

Page 236: ...g 64 to 114 F 18 to 46ºC indoor temperature for heating 5 to 98 F 15 to 37ºC In the check run the conditioner will automatically switch between cooling and heating depending on the outdoor temperature and indoor temperature If the outdoor temperature or indoor temperature is outside the above operable temperature range wait until the temperature is within the operable range and then perform the Ch...

Page 237: ...ch boxes and indoor units has been detected correctly LED961 LED962 LED981 POWER MODE LED982 ERROR LED961 LED962 LED981 POWER MODE LED982 ERROR All off state Number of units display Number of Branch boxes Number of Indoor units If the number of displayed units does not match the number of installed units If the number of units displayed by the outdoor unit indicators does not match the number of i...

Page 238: ...x 3 Secondary is connected with the wiring for Indoor unit 8 EXAMPLE2 When the number of piping is less than the number of wiring INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C Branch box 1 Primary Branch box 2 Secondary Branch box 3 Secondary Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor ...

Page 239: ...x 1 Indoor unit A Branch box 3 Indoor unit B to LED961 LED962 LED981 POWER MODE LED982 ERROR Coping process The wire connected to Terminal Indoor unit A of Branch box1 Primary must be rewired to Terminal Indoor unit B of Branch box 3 Secondary After correcting wiring INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C Indoor...

Page 240: ... Indoor unit A Branch box 1 Indoor unit C Branch box 1 Indoor unit C Branch box 1 Indoor unit A to to Coping process 1 The wire connected to Terminal Indoor unit A of Branch box1 Primary must be rewired to Terminal Indoor unit C of Branch box 1 Primary 2 The wire connected to Terminal Indoor unit C of Branch box1 Primary must be rewired to Terminal Indoor unit A of Branch box 1 Primary After corre...

Page 241: ...nch box 1 Indoor unit B Branch box 1 Indoor unit C Branch box 3 Indoor unit A to to to to Coping process 1 The wire connected to Terminal Indoor unit B of Branch box1 Primary must be rewired to Terminal Indoor unit A of Branch box 2 Secondary 2 The wire connected to Terminal Indoor unit C of Branch box1 Primary must be rewired to Terminal Indoor unit B of Branch box 1 Primary 3 The wire connected ...

Page 242: ...ory mode The display of the LED962 changes each time when the SELECT button is pressed 1 The F1 and F9 modes are used for maintenance so do not set them in regular operation 4 Press the ENTER button LED961 LED962 LED961 LED962 5 Match the 7seg display to 36 by press the SELECT button LED961 LED962 LED961 LED962 6 Press the ENTER button for more than 3 seconds LED961 LED962 LED961 LED962 LED961 LED...

Page 243: ...tput Connector Remarks Low noise mode CN931 See external input output settings for details External input priority mode CN932 Peak cut mode CN933 Stop operation mode CN934 Error status CN951 Compressor status CN952 Base heater CN206 06 89 SYSTEM DESIGN SYSTEM DESIGN ...

Page 244: ...ard Performance may drop depending on the outside air temperature condition etc Circuit diagram example Outdoor unit control PC board Connector 1 2 Signal Field supply 33ft 10m Connected unit Ex Switch Contact capacity 24VDC or more 10mA or more Make the distance from the PC board to the connected unit within 33ft 10m Use the following parts and construct a circuit as shown above Input Signal ON L...

Page 245: ...upply 33ft 10m Connected unit Ex Switch Make the distance from the PC board to the connected unit within 33ft 10m Use the following parts and construct a circuit as shown above Input Signal OFF Cooling operation Input Signal ON Heating operation Set the External input priority mode refer to 5 FUNCTION SETTING ON OFF Cooling Heating Input Signal Priority mode Parts Optional Parts name External conn...

Page 246: ...y 24VDC or more 10mA or more Outdoor unit control PC board Connector 1 2 Signal Field supply 33ft 10m Connected unit Ex Switch Make the distance from the PC board to the connected unit within 33ft 10m Use the following parts and construct a circuit as shown above Input Signal ON Peak cut mode Input Signal OFF Normal operation Set the Peak cut mode level refer to 5 FUNCTION SETTING ON OFF ON OFF In...

Page 247: ...d supply 33ft 10m Connected unit Ex Switch Make the distance from the PC board to the connected unit within 33ft 10m Use the following parts and construct a circuit as shown above Set the Batch stop or Emergency stop pattern refer to 5 FUNCTION SETTING When function setting is Batch stop mode Remote controller On On Input signal On Off Air conditioner Operation Stop Command Batch stop Normal Remot...

Page 248: ...op mode Remote controller On On On Input signal On Off Air conditioner Operation Stop Command Emergency stop Normal Remote control operation invalidity Parts Optional Parts name External connect kit Model name UTY XWZXZ3 06 94 SYSTEM DESIGN SYSTEM DESIGN ...

Page 249: ... DC 24V or less 2 Load Load DC 500mA or less is recommended Signal Outdoor unit control PC board Connected unit Connector 1 2 Field supply 33ft 10m Vcc Load Vcc Power supply Make the distance from the PC board to the connected unit within 33ft 10m Error Normal ON OFF Error status Output signal Parts Optional Parts name External connect kit Model name UTY XWZXZ3 06 95 SYSTEM DESIGN SYSTEM DESIGN ...

Page 250: ...less 2 Load Load DC 500mA or less is recommended Signal Outdoor unit control PC board Connected unit Connector 1 2 Field supply 33ft 10m Vcc Load Vcc Power supply Make the distance from the PC board to the connected unit within 33ft 10m ON OFF Operation Stop Compressor Output signal status Parts Optional Parts name External connect kit Model name UTY XWZXZ3 06 96 SYSTEM DESIGN SYSTEM DESIGN ...

Page 251: ...Connector AC240V Base heater 2 1 connected unit P C B 1 Connect to pin 1 and pin 3 No connection pin2 and pin4 2 The allowable power consumption is 25W or less 1 2 3 4 Connector AC240V Base heater 3 1 connected unit P C B 3 If a load greater than 25W is applied a contactor or relay should be used to operate and control the base heater ON OFF Operation Stop Heater Output signal status Parts Optiona...

Page 252: ...r power turned on Starting other than at the left Operation mode Auto changeover Mode at previous operation Set temperature 76 F 24 C Temperature at previous operation Air ﬂow mode AUTO Mode at previous operation Up down air direction swing Standard air direction swing OFF Air direction at previous operation Left right air direction swing Standard air direction swing OFF Air direction at previous ...

Page 253: ...al Compact Cassette Slim Duct Comapct Wall Mounted Wall Mounted Parts name External connect kit Model name UTY XWZX Compact Cassette Slim Duct Comapct Wall Mounted Wall Mounted Parts name Communication kit Model name UTY XCBXZ1 For operating the EXTERNAL INPUT function the Compact wall mounted type requires the communication kit UTY XCBXZ1 in addition to the wire UTY XWZX 06 99 SYSTEM DESIGN SYSTE...

Page 254: ...nector 1 3 Connector 1 3 Compact cassette Slim duct Connector 1 3 Connector 1 3 Compact wall mounted Compact wall mounted Example 3 Not good Connector 1 3 Connector 1 3 Compact wall mounted Compact cassette Note the contact capacity when connecting it with two or more indoor units Secure the contact capacity per one indoor unit of 10mA or more Example 4 OK Connector 1 3 Connector 1 3 Compact wall ...

Page 255: ...4V DC 1 PC board of Communication kit is used for Compact wall mounted type 2 Make the distance from the PC board to the connected unit within 33ft 10m ON OFF Operation Stop Indoor unit Output signal Parts Optional Compact Cassette Slim Duct Compact Wall Mounted Wall Mounted Parts name External connect kit Model name UTY XWZX Compact Cassette Slim Duct Compact Wall Mounted Wall Mounted Parts name ...

Page 256: ...on off 2 Signal Relay power supply Ex Fan Connected unit Ex Relay unit 33ft 10m Make the distance from the PC board to the connected unit within 33ft 10m ON OFF Operation Stop Indoor fan Output signal Parts Optional Compact Cassette Slim Duct Comapct Wall Mounted Wall Mounted Parts name External control set External control set Model name UTD ECS5A UTD ECS5A The wire fresh air output for connectin...

Page 257: ... 1 minute after thermo OFF in heating mode 1 minute delay control set by cutting jumper wire on PCB Circuit diagram example Relay spec Rated 12V DC 50mA to less Field supply Indoor control PC board Connector 1 12 V on off 2 Signal Relay power supply Ex Heater Connected unit Ex Relay unit 33ft 10m Make the distance from the PC board to the connected unit within 33ft 10m ON OFF Operation Stop Heatin...

Page 258: ...in extremely cold weather As the drain water flows out of the outdoor unit during heating operation install the drain pipe and connect it to a commercial 5 8 inch 16 mm hose When installing the drain pipe plug all the holes other than the drain pipe mounting hole in the bottom of the outdoor unit with drain cap so there is no water leakage AIR 27 5 32 690 10 15 16 278 1 31 32 50 1 9 16 40 5 1 2 14...

Page 259: ...indoor unit use the accessory band Except compact wall mounted type and wall mounted type COMPACT CASSETTE TYPE PVC pipe Local arrangement 3 4 inch 11 13 16 300 or less Max 27 9 16 700 Attached band drain hose accessory Downward gradient 1 100 or more Horizontal or upward gradient 5 to 7ft 1 5 to 2 0m Unit in mm Hanging ﬁtting Downward gradient 1 100 or more Air bleeding Rise Trap Not good CAUTION...

Page 260: ...cealed setting Drain hose Arrange the drain hose lower than this position Drain cap Supporter 5 to 7ft 1 5 to 2 0m Not good Trap Rise Air bleeding Floor standing concealed setting Drain cap Not good Trap Rise 06 106 SYSTEM DESIGN SYSTEM DESIGN ...

Page 261: ... upward gradient Gap of 5 to 7ft 1 5 2 0 m Not good Air bleeding Rise Trap CAUTION Drain lift up pipe restrictions 1 Lift up height 27 9 16in 700mm from ceiling 2 Drain hose pipe length 11 13 16in 300mm between indoor unit and lift up pipe When a dimensions exceed the above restrictions will cause water leakage 06 107 SYSTEM DESIGN SYSTEM DESIGN ...

Page 262: ...ulation Insulation Indoor unit drain hose Hexagonal wrench Installation method of Drain cap For left outlet piping cut off the piping outlet cutting groove with a hacksaw WALL MOUNTED TYPE Not good OK Drain cap Drain cap Drain hose Right side Left side Drain hose Drain hose Saddle End in water Wave Liftted up Insert the drain cap until it butts against the drain port Insert the drain hose until it...

Page 263: ...in pipes install according to the procedure shown below 3 15 16in 100 mm or more T joint converging drain pipes 3 15 16in 100 mm or more Select converging drain pipes whose diameter is suitable for the operating capacity of the unit 06 109 SYSTEM DESIGN SYSTEM DESIGN ...

Page 264: ... from heat by the heat insulator of enough thickness so that there is no dewy when the confirmation ends Fix the drain pipe on to the wall with saddle Pipe Saddle Wall Outside wall cap Sealer putty Outdoors After put out Drain hose from the wall please cover the space with the putty etc Silicone sealant Heat insulation adhesive tape Be sure to coat the entire end surface If there is a gap it could...

Page 265: ...rd any accessories until the installation work has been completed Name and shape Q ty Application Installation manual 1 Drain pipe 1 For outdoor unit drain piping work Drain cap 7 For outdoor unit drain piping work Binder 3 For binding power cable and connection cable Conduit plate 1 For conduit ﬁxed 06 111 SYSTEM DESIGN SYSTEM DESIGN ...

Page 266: ...rain hose insulation 1 For installing drain pipe Wired remote controller 1 Remote controller cable 1 For connecting the Wired remote controller Tapping screw M4 x 16mm 2 For installing the Wired remote controller Name and shape Q ty Application Connector cover 1 For covering connector Tapping screw M5 12mm 4 For mounting decoration panel Tapping screw M4 12mm 1 For mounting connector cover L angle...

Page 267: ...er Medium 3 For power supply and transmission and remote control cable binding Large 4 For ﬁxing the coupler heat insulation Name and shape Q ty Application Filter Small 2 AR9 12 24 Filter Big 2 AR18 1 AR24 Drain hose 1 For installing drain pipe 3 4 inch Hose band 1 For installing drain hose Drain hose insulation B 1 Insulates the drain hose Wired remote controller 1 Remote controller cable 1 For ...

Page 268: ...ntroller 1 Battery 2 Wireless remote controller holder 1 WALL MOUNTED TYPE Name and shape Q ty Application Operating manual 1 Installation manual 1 Wall hook bracket 1 For indoor unit installation Cloth tape 1 For indoor unit installation Tapping screw M4 x 25mm 8 For wall hook bracket installation Tapping screw M3 x 12mm 2 Drain hose Insulation 1 For installing drain hose Name and shape Q ty Appl...

Page 269: ...ir Room air Outside Under the roof Room Standard Field supply Connecting Duct Hood Field supply Hood Field supply Air ﬁlter Field supply Air ﬁlter Field supply Outlet air Outlet air Room air Fresh air Intake kit Outlet air Outlet air Room air Duct fan Field supply Field supply Connecting Duct Fresh air Intake kit Fresh air Fresh air Case1 Intake by fan of indoor unit Case2 Intake by duct fan Conne...

Page 270: ...fresh air intake volume for High 10 Connection duct type mm inch ø 100 3 15 16 Pcs 1 Dimension HxWxD Net mm inch 120 x 570 x 570 4 23 32 x 22 7 16 x 22 7 16 Gross 165 x 585 x 585 6 1 2 x23 1 32 x 23 1 32 Weight Net kg lb 3 5 8 Gross 5 5 12 06 116 SYSTEM DESIGN SYSTEM DESIGN ...

Page 271: ... high Don t intake the air of below 32 F 0 C into the Fresh air intake kit The upper Iimit of the product s temperature range should respond to the outdoor temperature range About duct fan When installing the duct fan connect the drive relay ﬁeld supplied and operate with the indoor unit Please ensure the intake air volume is below 10 of the product s air volume HI When the intaken air volume beco...

Page 272: ...201 7 29 32 570 22 7 16 683 26 7 8 390 15 11 32 120 4 23 32 150 to 200 5 29 32 to 7 7 8 328 12 29 32 398 15 21 32 310 12 7 32 Ceiling opening space Inspection hatch TOP VIEW SIDE VIEW SIDE VIEW When installing this kit inspection hatch is necessary It is necessary when servicing 06 118 SYSTEM DESIGN SYSTEM DESIGN ...

Page 273: ...0 150 200 0 0 20 0 40 0 60 0 80 0 50 100 150 200 0 29 59 88 118 Unit mm inch 450 17 23 32 Measurement position of shown in the graph Air ﬂow m3 h CFM Static pressure of Fresh air intake kit Pa in WG 06 119 SYSTEM DESIGN SYSTEM DESIGN ...

Page 274: ...r Single Multi split system Max 10m 33ft Connection diagram For Relay Output voltage DC12V 2V Permissible current 15mA Indoor unit P C B CN6 1 2 Make the distance from the PC board to the Relay Unit within 10m 33ft 10m 33ft Field supplied Fan other power Fuse Relay Indoor unit status operation stop 12V 0V Indoor unit fan CN6 output Wire External output 1 Wire color White Wire color RED 06 120 SYST...

Page 275: ...nsion wire for louver 2 Extension wire for louver Name and shape Q ty Application Extension wire for receiver kit 1 Extension wire for receiving kit Wire External output 1 1 For connect indoor unit to relay of duct fan For single or multi Wire External output 2 1 For connect indoor unit to relay of duct fan For VRF Bolt 4 For attaching kit to indoor unit Binder 1 For ﬁxing wire red white 06 121 SY...

Page 276: ...6 to 9 1 4in Installation of the fresh air intake kit CAUTION Installing the Fresh Air Intake Kit with the wrong direction is a cause of water leakage Provisionally attach the DRAIN PIPE of the Fresh Air Intake Kit to the indoor unit foam sealed DRAIN PIPE following the direction of the indoor unit using the metal fittings of the combined diagram 230 235 9 1 16 to 9 1 4 Indoor unit Fresh air intak...

Page 277: ...ed chamber in place with screws provided Ø100 3 15 16 hook fittings screw x 2 Unit mm inch When using the UTZ KXGC kit for high humidity please first cut off and remove the heat insulation as shown in the figure Please install the kit for high humidity according to the installation instruction sheet provided Cut off 80 3 5 32 30 1 3 16 06 123 SYSTEM DESIGN SYSTEM DESIGN ...

Page 278: ...in WG Please do not construct the duct in the manner of below Extreme Bends Highly Repetitive Bends Making the Connecting Duct Diameters Smaller When wiring of the duct fan is required please refer to FRESH AIR CONTROL OUTPUT Completion figure Band field supplied Vinyl tape field supplied Duct field supplied Indoor unit Fresh air intake kit Hanging band for duct field supplied 06 124 SYSTEM DESIGN...

Page 279: ...he decoration panel 2 Tie the wires together with the fasteners provided and insert into the hole of the Fresh Air Intake Kit 3 Install the wire cover provided on the Fresh Air Intake Kit 4 Please install decoration panel according to the installation instruction sheet provided Metal fittings x 2 Extention wire x 3 Screw x 2 Connect Binder 06 125 SYSTEM DESIGN SYSTEM DESIGN ...

Page 280: ... enough that the refrigerant gas will not exceed the concentration limit even if the refrigerant gas leaks Concentration limit Concentration limit is the limit of Freon gas concentration where immediate measures can be taken without hurting the human body when refrigerant leaks in to the air The concentration limit shall be described in units of lb cf kg m3 Freon gas weight in per cf m3 air to fac...

Page 281: ...smallest room a Without partition Outdoor unit Branch box Indoor unit Outdoor unit Indoor unit Partition Opening b When there are partitions but there is an effective opening for ventilation between the rooms Branch box Outdoor unit Indoor unit Small est room c With partition and without opening which serve as passage of air to adjoining room Branch box Outdoor unit d When a mechanical ventilation...

Page 282: ...efrigerant equipment 1 Shorten the length of the refrigerant pipes Move the location of the outdoor unit closer to the indoor unit and reduce the total refrigerant charging amount by shortening the length of the refrigerant pipes Countermeasure 3 Provide gas leak alarm linked with mechanical ventilator Countermeasure 3 Countermeasure 1 Opening effective to ventilation Gas leak alarm Indoor unit Me...

Page 283: ... ceiling is high If the indoor unit is installed where the installation height given in the installation manual is exceeded the temperature difference between the ﬂoor and ceiling of the room will be large and the heating effect will be poor Moreover even if the indoor unit is installed within the installation height a similar phenomena will occur when installed in a room in which the doors are op...

Page 284: ...dity inside the ceiling 1 Always perform heat insulation processing Heat insulating material Glass wool 25mm thick or more When the remote controller installation site is bad If the cold or warm air blown out from the air conditioner directly contacts the thermostat section of the remote controller the outlet temperature of the air conditioner may be sensed and room temperature control will be dif...

Page 285: ...or unit may not correctly detect the room temperature Heating operation Room is not heated because the indoor unit is easily turned off by the thermostat Cooling operation Room is too cold because the indoor unit is difﬁcult to turn off by the thermostat 1 Replace the indoor unit thermistor with a Remote sensor unit optional parts and install the sensor where the room temperature can be correctly ...

Page 286: ...X 3 Be careful when installing the set at the following places Installation precautions Contents Countermeasures Reference When installed near adjacent houses Perform installation work so that operating sound does not disturb the neighbors 1 Install a soundproof barrier 2 Change the installation site When there is the possibility of strong wind 1 If the outdoor unit is exposed to strong wind capac...

Page 287: ...7 OPTIONAL PARTS Hybrid Flex Inverter System DTR_BMU001E_03 CHAPTER07 2010 08 25 ...

Page 288: ...CONTENTS 7 OPTIONAL PARTS 1 SEPARATION TUBE 07 01 2 BRANCH BOX 07 02 3 CONTROLLER 07 04 4 OTHERS 07 05 ...

Page 289: ...ort diameters Liquid pipe Gas pipe Q ty Q ty ø 3 8 9 52 1 ø 5 8 15 88 1 Heat insulation For liquid pipe For gas pipe Q ty Q ty 1 1 Dimensions Liquid pipe Gas pipe 15 3 16 386 3 5 32 80 14 13 16 376 3 17 32 90 Unit in mm 07 01 OPTIONAL PARTS OPTIONAL PARTS ...

Page 290: ...8 1 25 2 15 16 75 2 3 4 70 3 3 4 95 3 3 4 95 2 1 4 57 15 16 24 6 27 32 174 6 1 16 154 4 11 32 110 5 9 32 134 4 4 4 3 3 3 2 1 8 1 2 216 10 3 32 256 6 15 16 176 Ceiling hanging Indoor unit side Outdoor unit side Wall hanging PIPE DIAMETER 1 Main pipe Liquid pipe ø 3 8 inch 9 52 mm 2 Gas pipe ø 5 8 inch 15 88 mm 3 Branch pipe Liquid pipe ø 1 4 inch 6 35 mm 4 Gas pipe ø 1 2 inch 12 70 mm Unit inch mm ...

Page 291: ... onto this equipment outdoor unit side Insulation 3 To be used with this equipment s indoor unit side piping Hanger 4 For suspending the Branch box from ceiling Name and Shape Q ty Application Washer 8 For suspending the Branch box from ceiling Tapping screw M4 10 8 For installing the Hanger Tapping screw M4 25 8 For installing the Branch box on the wall Binder 1 For remote controller cable bindin...

Page 292: ... Receiver Unit UTY LRHUM Simple Remote Controller UTY RSNUM 2 Accessory Optional It is not possible to connect it 1 Central remote controller is connected with Branch box 2 Optional Communication kit UTY XCBXZ1 is necessary for the installation CENTRAL CONTROL Central remote controller INDIVIDUAL CONTROL Wired Remote Controller Simple Remote Controller Wireless Remote Controller UTY LNHUM AR RAH1U...

Page 293: ...air intake kit UTZ VXAA External control set UTD ECS5A External connect kit UTY XWZX 1 External connect kit UTY XWZXZ3 External connect kit For Base heater UTY XWZXZ4 Apple catechin ﬁlter UTR FA16 UTR FA13 1 Ion deodorisation ﬁlter UTR FA16 2 UTR FA13 2 Communication kit UTY XCBXZ1 Optional It is not possible to connect it 1 Optional Communication kit UTY XCBXZ1 is necessary for the installation 0...

Page 294: ...pact Cassette type Fresh air intake kit Model UTZ VXAA For Compact Cassette type External connect kit Model UTY XWZX x 1 x 1 For Compact Cassette Compact Wall Mounted Wall Mounted External control set Model UTD ECS5A x 1 x 2 x 1 x 2 For Slim Duct type External connect kit Model UTY XWZXZ3 For Outdoor unit External connect kit For Base heater Model UTY XWZXZ4 For Outdoor unit 07 06 OPTIONAL PARTS O...

Page 295: ...techin ﬁlter Model UTR FA16 For Compact wall mounted type Ion deodorisation ﬁlter Model UTR FA16 2 For Compact wall mounted type Ion deodorisation ﬁlter Model UTR FA13 2 For Wall mounted type Communication kit Model UTY XCBXZ1 For Compact wall mounted type 07 07 OPTIONAL PARTS OPTIONAL PARTS ...

Page 296: ... All rights reserved Product speciﬁcations are subject to change without notice Printed in Japan 2010 11 12 FUJITSU GENERAL LIMITED 1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan URL http www fujitsu general com Hybrid Flex Inverter System ...

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