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DTR_BME002E_04
DTR_BME005E_03
DESIGN & TECHNICAL MANUAL

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   Related Manuals for Fujitsu AUYG07LVLA

   Summary of Contents for Fujitsu AUYG07LVLA

  • Page 1

    DTR_BME002E_04 DTR_BME005E_03 DESIGN & TECHNICAL MANUAL...

  • Page 2: Table Of Contents

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

  • Page 3: General Information

    Flexible Multi System 1. GENERAL INFORMATION DTR_BME005E_02--CHAPTER01 2013.04.26...

  • Page 4: Table Of Contents

    CONTENTS 1. GENERAL INFORMATION 1. FEATURES OF SYSTEM .............. 01 - 01 1-1.HIGH EFFICIENCY & COMPACT ............. 01 - 01 1-2.FLEXIBLE DESIGN................... 01 - 02 1-3.EASY INSTALLATION ................01 - 03 1-4.CONVENIENT CONTROL SYSTEM............01 - 05 2. MODEL LINE UP................01 - 07 2-1.OUTDOOR UNIT ..................

  • Page 5: Features Of System

    FEATURES OF SYSTEM 1-1. HIGH EFFICIENCY & COMPACT HIGH SEASONAL EFFICIENCY The actual performance is conducted 4.75 under various outside temperatures Frequent operation range depending on weather and seasons, (50% load) furthermore, especially for multi system, not all the rooms are operated 4.75 all the time.

  • Page 6: Flexible Design

    1-2. FLEXIBLE DESIGN A variety of installation patterns can be supported using the branch box connection method. Examples Examples Balcony Bed Room Bed Room Master Bath Master Bed Room Dining Area Living Room Bed Room Master Bed Room Family Room Kitchen Bed Room Bed Room...

  • Page 7: Easy Installation

    1-3. EASY INSTALLATION EASY INSTALLATION Corresponding to diverse installation environments by use of branch connection system. Current model : 4 Rooms multi x 2 New model Branch box BRANCH BOX Allowed branch box mounting direction Ceiling suspension Horizontal wall mounted Vertical wall mounted By reversing the control box By reversing the control box...

  • Page 8: Installation Procedure

    WIRING MISTAKE AUTOMATIC CHECK FUNCTION This operation allows the air conditioner to automatically check the status of the outdoor unit and check for wiring mistakes. Installation procedure Refrigerant piping and electrical wiring work All Flare connection Sealing test Vacuum process Refrigerant piping &...

  • Page 9: Convenient Control System

    1-4. CONVENIENT CONTROL SYSTEM i m n . options, such as individual and central remote controllers, are also available. The easy-to-operate central remote i n m n i n each indoor unit from a single location. Wireless Remote Controller Wired Remote Controller The room temperature can Simple and sophisticated operation be controlled by detecting...

  • Page 10

    CENTRAL REMOTE CONTROLLER (Option) Screen with backlight can be seen even in the dark Wide and large keys easy to press, user-intuitive arrow UTY-DMM M Outdoor unit low noise operation Economy (All) operation Users can choose from 4 low noise levels, economy mode, this can save more energy than depending on the installation environment.

  • Page 11: Model Line Up

    MODEL LINE UP 2-1. OUTDOOR UNIT LINE UP Capacity Connectable Model name indoor unit (kW) 14.0 2 to 8 MODEL DESIGNATION Type Destination Communication Model code n i n Model n i n method (kW) change code i/ in multi (1 .

  • Page 12: Indoor Unit

    2-2. INDOOR UNIT LINE UP Various combinations of types and capacity 8 types 28 models, ranging from 2.0kW to 7.0kW(Capacity class). Capacity Wall Mounted class Compact Slim Duct Cassette Ceiling Model code Compact Cassette Slim Duct Wall Mounted Wall Mounted i in MODEL DESIGNATION n i n...

  • Page 13: Controller

    2-3. CONTROLLER LINE UP Type Model Wall mounted Compact Slim Duct Cassette Ceiling Central Remote Controller UTY-DMM M UTY-RVN M Wired Remote Controller UTY-RNN M AR-RAH2E AR-RAH1E Wireless Remote Controller AR-REA2E AR-REB1E Simple Remote Controller UTY-RSN M mm ni i n i ( 1) i n i n.

  • Page 14: Separation Tube

    2-4. SEPARATION TUBE Separation tube Gas pipe 2-5. BRANCH BOX 3 branches type 2 branches type - (01 - 10) -...

  • Page 15: Others

    2-6. OTHERS LINE UP Type Model Wall mounted Compact Slim Unit Cassette Duct Ceiling Cassette grille Air outlet shutter plate i n i humidity i in External control set UTD-ECS5A External connect kit External connect kit External connect kit Remote sensor unit Auto louver grille kit Communication kit Half concealed kit...

  • Page 16

    PARTS Cassette grille Air outlet shutter plate i n i mi i i in External control set External connect kit ( x 1 ) ( x 2 ) ( x 1 ) ( x 1 ) ( x 1 ) ( x 2 ) i in External connect kit...

  • Page 17

    PARTS Auto louver grille kit Communication kit ( 7 1 m (1 m Communication kit Communication kit Half concealed kit - (01 - 13) -...

  • Page 18: Model Selection

    Flexible Multi System 2. MODEL SELECTION DTR_BME005E_02--CHAPTER02 2013.04.26...

  • Page 19: Table Of Contents

    CONTENTS 2. MODEL SELECTION 1. MODEL SELECTION PROCEDURE..........02 - 01 2. MODEL LINE UP ................02 - 02 2-1.OUTDOOR UNIT ..................02 - 02 2-2.INDOOR UNIT ................... 02 - 02 2-3.OPTIONAL PARTS..................02 - 03 3. MODEL SELECTION AND CAPACITY CALCULATION ....02 - 04 3-1.

  • Page 20: Model Selection Procedure

    MODEL SELECTION PROCEDURE See 2-2.MODEL LINE UP(INDOOR UNIT) and Selection of indoor units 3-1. SELECTION PROCEDURE OF INDOOR UNIT AND OUTDOOR UNIT Selection of required optional parts See 2-3.MODEL LINE UP(OPTIONAL PARTS) Cassette grille for Compact Cassette type See 2-3.MODEL LINE UP(OPTIONAL PARTS) Selection of Branch box Selection of Separation tube See 2-3.MODEL LINE UP(OPTIONAL PARTS)

  • Page 21

    MODEL LINE UP 2-1. OUTDOOR UNIT Rated capacity (kW) Connectable indoor unit Model name Cooling Heating Number Capacity (%) 14.0 16.0 AO G45LBT8 2 to 8 80 to 130 2-2. INDOOR UNIT Rated capacity (kW) Capacity Type Model name Remarks class (kW) Cooling Heating...

  • Page 22: Optional Parts

    2-3. OPTIONAL PARTS BRANCH BOX Items Model name Remarks 3 branches type UTP-PY03A 2 branches type UTP-PY02A SEPARATION TUBE Items Model name Remarks Separation tube UTP-SX248A CONTROLLER Items Model name Remarks Central Remote Controller UTY-DMM M Wired Remote Controller UTY-RVN M UTY-RNN M Accessory: Slim Duct Simple Remote Controller UTY-RSN M...

  • Page 23: Model Selection And Capacity Calculation

    MODEL SELECTION AND CAPACITY CALCULATION 3-1. SELECTION PROCEDURE OF INDOOR UNIT AND OUTDOOR UNIT Please select indoor units and outdoor units and make the capacity of each indoor unit larger than cooling and heating load.  Calculate heat load of each room ...

  • Page 24: The Example Of Calculation

    3-2. THE EXAMPLE OF CALCULATION 3-2-1. COOLING EXAMPLE EXAMPLE 1 (When the connecting capacity for indoor unit is 100% or more) Main Piping length, L1=10m Branch Piping length, L2=10m Branch Branch Branch Outdoor unit Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5...

  • Page 25

    EXAMPLE 2 (When the connecting capacity for indoor unit is 100% or less) Main Piping length, L1=10m Branch Piping length, L2=10m Branch Branch Outdoor unit Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Room 1 Room 2 Room 3 Room 4 Design conditions...

  • Page 26

    Fig 1 Indoor temperature Indoor unit Outdoor 21.0°CDB 23.0°CDB 27.0°CDB 29.0°CDB 32.0°CDB connecting temperature 15.0°CWB 16.0°CWB 19.0°CWB 21.0°CWB 23.0°CWB capacity (%) (°C) -5.0 13.2 2.00 14.5 2.11 15.6 2.25 17.5 2.40 19.0 2.50 13.2 2.08 14.5 2.14 15.6 2.30 17.5 2.45 19.0 2.55...

  • Page 27

    Fig 2 and Y using X and X ii) Calculate capacity of outdoor unit using following equation: Y=(Y ) / (X (X-X1) + Y (X, Y) Capacity ratio of indoor units to outdoor unit, X (%) Indoor temperature Indoor unit Outdoor 21.0°CDB 23.0°CDB...

  • Page 28: Heating Example

    3-2-2. HEATING EXAMPLE EXAMPLE 3 (When the connecting capacity for indoor unit is 100% or more) Main Piping length, L1=10m Branch Piping length, L2=10m Branch Branch Branch Outdoor unit Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor unit 6 Indoor unit 7...

  • Page 29

    EXAMPLE 4 (When the connecting capacity for indoor unit is 100% or more) Main Piping length, L1=10m Branch Piping length, L2=10m Branch Branch Branch 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...

  • Page 30

    Fig 3 Outdoor Indoor temperature Indoor unit temperature connecting 16.0°C DB 18.0°C DB 20.0°C DB 24.0°C DB capacity (%) °C °C -15.0 -16.0 10.5 5.55 10.0 5.52 5.50 5.48 -10.0 -11.0 12.8 5.60 12.2 5.61 11.8 5.62 11.3 5.64 -5.0 -7.0 14.4 5.70...

  • Page 31

    Fig 4 and Y using X and X ii) Calculate capacity of outdoor unit using following equation: Y=(Y ) / (X (X-X1) + Y (X, Y) Capacity ratio of indoor units to outdoor unit, X (%) Outdoor Indoor temperature Indoor unit temperature connecting 16.0°C DB...

  • Page 32: Capacity Table (outdoor Unit)

    CAPACITY TABLE (OUTDOOR UNIT) 4-1. COOLING CAPACITY COOLING CAPACITY MODEL : AO G45LBT8 Capacity in kW Indoor temperature Indoor unit Outdoor 21.0°CDB 23.0°CDB 27.0°CDB 29.0°CDB 32.0°CDB connecting temperature 15.0°CWB 16.0°CWB 19.0°CWB 21.0°CWB 23.0°CWB capacity (%) (°C) -5.0 16.7 2.80 17.5 2.85 18.4 2.90...

  • Page 33: Heating Capacity

    4-2. HEATING CAPACITY HEATING CAPACITY MODEL : AO G45LBT8 Capacity in kW Outdoor Indoor temperature Indoor unit temperature connecting 16.0°C DB 18.0°C DB 20.0°C DB 24.0°C DB capacity (%) °C °C -15.0 -16.0 12.0 5.59 11.5 5.61 11.2 5.64 10.6 5.69 -10.0 -11.0...

  • Page 34: Capacity Compensation Coefficient

    CAPACITY COMPENSATION COEFFICIENT 5-1. COMPENSATION COEFFICIENT OF PIPE LENGTH i i n. m i i i in m in i in . "Total compensation coefficient = main piping x branch piping" *1 *1: Branch piping use the value of the longest piping length. CAPACITY CHANGE RATE BY MAIN PIPING LENGTH Change rate in capacity Main piping length...

  • Page 35

    CAPACITY CHANGE RATE BY BRANCH PIPING LENGTH Change rate in capacity Refrigerant piping connection diameter: Liquid ø6.35mm, Gas ø9.52mm Indoor unit model code: 07 / 09 / 12 Branch piping length Change rate in 98.3 94.2 90.0 cooling capacity Change rate in 98.9 96.2 93.5...

  • Page 36: Compensation Coefficient Of Frosting / Defrosting

    5-2. COMPENSATION COEFFICIENT OF FROSTING / DEFROSTING (HEATING OPERATION) To take the effects of accumulated frost and defrosting operation on heating capacity into shown in the table below. Actual heating capacity = The value of capacity table x Capacity change rate by frosting CAPACITY CHANGE RATE BY FROSTING °CDB / Outdoor temperature...

  • Page 37: Capacity Table (indoor Unit)

    CAPACITY TABLE (INDOOR UNIT) 6-1. COOLING CAPACITY COOLING CAPACITY 6-1-1. COMPACT CASSETTE TYPE MODEL : AU G07LVLA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0...

  • Page 38

    COOLING CAPACITY MODEL : AU G18LVLA, AU G18LVLB Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 4.22 2.68 4.64 3.16 4.96...

  • Page 39: Slim Duct Type

    COOLING CAPACITY 6-1-2. SLIM DUCT TYPE MODEL : AR G07LLTA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 1.65 1.26 1.82...

  • Page 40

    COOLING CAPACITY MODEL : AR G18LLTA, AR G18LLTB Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 4.24 2.93 4.69 3.33 5.00...

  • Page 41: Wall Mounted Type

    COOLING CAPACITY 6-1-3. WALL MOUNTED TYPE MODEL : AS G07LJCA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 1.62 1.26 1.78...

  • Page 42

    COOLING CAPACITY MODEL : AS G07LUCA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 1.62 1.26 1.78 1.41 1.92 1.54 2.05...

  • Page 43

    COOLING CAPACITY MODEL : AS G07LMCA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 1.62 1.26 1.78 1.41 1.92 1.54 2.05...

  • Page 44

    COOLING CAPACITY MODEL : AS G18LFCA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 4.17 2.98 4.59 3.41 4.94 3.71 5.27...

  • Page 45: Floor / Ceiling Type

    COOLING CAPACITY 6-1-4. FLOOR / CEILING TYPE MODEL : AB G14LVTA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 3.28 2.15...

  • Page 46: Floor Type

    COOLING CAPACITY 6-1-5. FLOOR TYPE MODEL : AG G09LVCA Indoor temperature (°CDB / °CWB) Outdoor temperature 21.0 / 15.0 23.0 / 16.0 24.0 / 17.0 27.0 / 19.0 29.0 / 21.0 31.0 / 22.0 32.0 / 23.0 (°CDB) -5.0 2.11 1.62 2.32 1.80...

  • Page 47

    6-2. HEATING CAPACITY HEATING CAPACITY 6-2-1. COMPACT CASSETTE TYPE MODEL : AU G07LVLA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 1.87 1.73 1.59 1.45 1.26 -10.0 -11.0 2.09 1.93 1.78 1.62 1.41 -5.0 -7.0 2.33 2.15...

  • Page 48

    HEATING CAPACITY MODEL : AU G18LVLA, AU G18LVLB Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 4.63 4.27 3.93 3.58 3.12 -10.0 -11.0 5.18 4.78 4.40 4.01 3.49 -5.0 -7.0 5.76 5.31 4.89 4.46 3.89 -2.0 6.29...

  • Page 49

    HEATING CAPACITY 6-2-2. SLIM DUCT TYPE MODEL : AR G07LLTA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 1.92 1.74 1.59 1.43 1.23 -10.0 -11.0 2.15 1.95 1.78 1.60 1.38 -5.0 -7.0 2.39 2.17 1.98 1.78 1.53...

  • Page 50

    HEATING CAPACITY MODEL : AR G18LLTA, AR G18LLTB Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 4.74 4.31 3.93 3.53 3.04 -10.0 -11.0 5.30 4.83 4.40 3.95 3.41 -5.0 -7.0 5.90 5.37 4.89 4.39 3.79 -2.0 6.44...

  • Page 51

    HEATING CAPACITY 6-2-3. WALL MOUNTED TYPE MODEL : AS G07LJCA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 1.86 1.72 1.59 1.46 1.30 -10.0 -11.0 2.08 1.93 1.78 1.64 1.46 -5.0 -7.0 2.31 2.14 1.98 1.82 1.62...

  • Page 52

    HEATING CAPACITY MODEL : AS G07LUCA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 1.86 1.72 1.59 1.46 1.30 -10.0 -11.0 2.08 1.93 1.78 1.64 1.46 -5.0 -7.0 2.31 2.14 1.98 1.82 1.62 -2.0 2.53 2.34 2.16...

  • Page 53

    HEATING CAPACITY MODEL : AS G07LMCA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 1.86 1.72 1.59 1.46 1.30 -10.0 -11.0 2.08 1.93 1.78 1.64 1.46 -5.0 -7.0 2.31 2.14 1.98 1.82 1.62 -2.0 2.53 2.34 2.16...

  • Page 54

    HEATING CAPACITY MODEL : AS G18LFCA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 4.59 4.25 3.92 3.61 3.19 -10.0 -11.0 5.13 4.76 4.39 4.04 3.58 -5.0 -7.0 5.71 5.29 4.88 4.49 3.98 -2.0 6.24 5.78 5.33...

  • Page 55

    HEATING CAPACITY 6-2-4. FLOOR / CEILING TYPE MODEL : AB G14LVTA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 3.79 3.50 3.22 2.94 2.56 -10.0 -11.0 4.24 3.91 3.60 3.29 2.86 -5.0 -7.0 4.72 4.35 4.00 3.65...

  • Page 56

    HEATING CAPACITY 6-2-5. FLOOR TYPE MODEL : AG G09LVCA Indoor temperature (°CDB) Outdoor Temperature 16.0 18.0 20.0 24.0 26.0 (°CDB) (°CWB) -15.0 -16.0 2.36 2.18 2.00 1.83 1.59 -10.0 -11.0 2.64 2.44 2.24 2.05 1.78 -5.0 -7.0 2.94 2.71 2.49 2.28 1.98 -2.0...

  • Page 57

    Flexible Multi System 3. OUTDOOR UNIT & BRANCH BOX DTR_BME005E_03--CHAPTER03 2014.02.21...

  • Page 58

    CONTENTS 3. OUTDOOR UNIT & BRANCH BOX 1. SPECIFICATIONS ................. 03 - 01 1-1.OUTDOOR UNIT ..................03 - 01 1-2.BRANCH BOX................... 03 - 02 2. DIMENSIONS ................03 - 03 2-1.OUTDOOR UNIT ..................03 - 03 2-2.BRANCH BOX................... 03 - 04 3.

  • Page 59

    SPECIFICATIONS 1-1. OUTDOOR UNIT Model name AO G45LBT8 Power source 1ø 230V ~ 50Hz Available Voltage Range 198-264V Number 2 to 8 Connectable indoor unit Capacity 80 to 130% 14.0 Cooling Btu/h 48,000 Capacity Rated 16.0 Heating Btu/h 54,000 Cooling 5.20 Input power *1 Rated...

  • Page 60

    1-2. BRANCH BOX Model name UTP-PY03A UTP-PY02A Casing color Paintingless Paintingless Connectable indoor unit 1 to 3 Units 1 to 2 Units Power source 1ø 230V ~ 50Hz 1ø 230V ~ 50Hz Available voltage range 198-264V 198-264V Input Power Running current 0.05 0.05 Refrigerant type...

  • Page 61

    DIMENSIONS 2-1. OUTDOOR UNIT MODEL : AO G45LBT8 Unit : mm Top view ø28: Cable port ø 28: Cable port ø28: Cable port ø28: Cable port Front view Side view Rear view Detail A Bottom view - (03 - 03) - 3.

  • Page 62

    2-2. BRANCH BOX MODEL : UTP-PY03A Unit : mm Indoor unit side Ceiling hanging Outdoor unit side Wall hanging - (03 - 04) - 3. OUTDOOR UNIT & BRANCH BOX...

  • Page 63

    MODEL : UTP-PY02A Unit : mm Indoor unit side Ceiling hanging Outdoor unit side Wall hanging - (03 - 05) - 3. OUTDOOR UNIT & BRANCH BOX...

  • Page 64: Installation Space

    INSTALLATION SPACE 3-1. OUTDOOR UNIT Caution The installation space shown in the following examples is based on an ambient temperature under cooling operation of 35 °C DB at the air intake of the outdoor unit. Provide more space around the air intake than shown in the examples if the ambient temperature exceeds 35 °C DB or if the thermal load of all of the outdoor units exceeds the capacity.

  • Page 65

    3-1-2. MULTIPLE OUTDOOR UNIT INSTALLATION Provide at least 25mm of space between the outdoor units if multiple units are installed. When routing the piping from the side of an outdoor unit, provide space for the piping. No more than 3 units must be installed side by side. When 3 units or more are arranged in a line, provide the space as shown in the following example when an obstruction is present also in the upward area.

  • Page 66: Horizontal Installation

    3-2. BRANCH BOX The branch box can be installed on a wall or suspended from the ceiling. The branch box can be installed and set horizontally or vertically. Pro ide a ser ice ho e or aintenance and inspection purposes as shown in the figure below.

  • Page 67

    Unit : mm Installation dimensions Service access Wall installation 850 or more 530 or more 360 or more 1900 or more Floor - (03 - 09) - 3. OUTDOOR UNIT & BRANCH BOX...

  • Page 68

    3-2-2. VERTICAL INSTALLATION A vertical installation can only be performed when mounting on the wall. (A vertical installation cannot be hung from the ceiling.) Be sure to install the control box so that the top side faces up. The positioning of the control box cannot be changed when performing a vertical installation. [3 branches type] Unit : mm Top side...

  • Page 69

    Unit : mm Installation dimensions 360 or more 530 or more (Service space) (Service space) 800 or more Service access - (03 - 11) - 3. OUTDOOR UNIT & BRANCH BOX...

  • Page 70: Refrigerant Circuit

    REFRIGERANT CIRCUIT Branch box 1 Outdoor unit TH11 Indoor unit 1 TH10 TH11 TH12 Indoor TH10 Strainer unit 2 HP-SW Strainer TH10 TH11 TH12 Indoor unit 3 EEV4 TH12 Strainer Comp EEV1 EEV3 ressor Strainer Strainer SCHEX Strainer EEV3 Strainer EEV3 EEV2 Branch box 2...

  • Page 71: Symbol Description

    SYMBOL DESCRIPTION Outdoor unit MARK DESCRIPTION Heat exchanger Oil separator SCHEX Sub-cool heat exchanger High pressure sensor HP-SW High pressure sensor switch Low pressure sensor 4-way valve 3-way valve EEV 1 Electric expansion valve 1 EEV 2 Electric expansion valve 2 Solenoid valve TH 1 Discharge temperature thermistor...

  • Page 72: Wiring Diagram

    WIRING DIAGRAM 5-1. OUTDOOR UNIT MODEL : AO G45LBT8 - (03 - 14) - 3. OUTDOOR UNIT & BRANCH BOX...

  • Page 73

    5-2. BRANCH BOX MODEL : UTP-PY03A MODEL : UTP-PY02A - (03 - 15) - 3. OUTDOOR UNIT & BRANCH BOX...

  • Page 74: Operation Range

    OPERATION RANGE Operation range Operation mode Indoor unit Outdoor unit 18 to 32°C DB Cooling / Dry -5 to 46°C DB R.H. 80% or less Heating 16 to 31°C DB -15 to 24°C DB R.H. : Relative Humidity. - (03 - 16) - 3.

  • Page 75: Noise Level Curve

    NOISE LEVEL CURVE MODEL : AO G45LBT8 Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz - (03 - 17) - 3.

  • Page 76

    SOUND LEVEL CHECK POINT Air flow Microphone - (03 - 18) - 3. OUTDOOR UNIT & BRANCH BOX...

  • Page 77: Electric Characteristics

    ELECTRIC CHARACTERISTICS 8-1. OUTDOOR UNIT Power Supply Full Load Characteristics iring pecifications Compresser Outdoor Fan Motor Limited Wiring Voltage Power Cable Earth Cable Output Model name Length*2 (kW) AO G45LBT8 26.5 23.4 0.11 8-2. BRANCH BOX Power Supply Full Load Characteristics iring pecifications Limited Wiring Voltage...

  • Page 78

    SAFETY DEVICES 9-1. OUTDOOR UNIT Safety device AO G45LBT8 Main PCB AC 250V 3.15A INV PCB DC 400V 5A Fuse AC 250V 10A Filter AC 250V 3.15A Protector Filter AC 500V 50A Overcurrent protection Compressor Protector Temperature protection Off : 115°C On : 70°C High Pressure Protection Off : 4.2MPa...

  • Page 79

    Flexible Multi System 4. INDOOR UNITS DTR_BME005E_03--CHAPTER04 2014.02.21...

  • Page 80

    CONTENTS 4. INDOOR UNITS 1. FEATURES ................... 04 - 01 1-1. COMPACT CASSETTE TYPE ..............04 - 01 1-2. SLIM DUCT TYPE................... 04 - 02 1-3. WALL MOUNTED TYPE ................ 04 - 03 1-4. FLOOR / CEILING TYPE ................ 04 - 07 1-5.

  • Page 81

    CONTENTS 4. INDOOR UNITS 7. FAN PERFORMANCE CURVE ............. 04 - 77 7-1. SLIM DUCT TYPE................... 04 - 77 8. AIRFLOW ..................04 - 87 9. NOISE LEVEL CURVE..............04 - 89 9-1. COMPACT CASSETTE TYPE ..............04 - 89 9-2.

  • Page 82

    FEATURES 1-1. COMPACT CASSETTE TYPE MODELS : AU G07LVLA, AU G09LVLA, AU G12LVLA, AU G14LVLA, AU G18LVLA, AU G12LVLB, AU G14LVLB, AU G18LVLB FEATURES Quiet quality 2-stage turbo fan pti i ation o wing or a inar igh e ficienc design b stage structure wing t pe and wing nu ber b ades...

  • Page 83

    1-2. SLIM DUCT TYPE MODELS : AR G07LLTA, AR G09LLTA, AR G12LLTA, AR G14LLTA, AR G18LLTA, AR G12LLTB, AR G14LLTB, AR G18LLTB design and wide range o static pressure or e ib e insta ation. FEATURES Slim design Flexible installation he s i design a ows insta ations where ei ing concea ed...

  • Page 84

    1-3. WALL MOUNTED TYPE MODELS : AS G07LJCA, AS G09LJCA, AS G12LJCA o pact and t ish design indoor unit FEATURES High density heat transfer tube Easy maintenance arrangement e o ab e washab e pane Ø5 Making the tube →5 Thin: Volume reduction of heat...

  • Page 85: Powerful Operation

    MODELS : AS G07LUCA, AS G09LUCA, AS G12LUCA, AS G14LUCA FEATURES Thin & Slim design hin and s i design is rea i ed b heat e changer and high e ficienc wind b ower. H282 X W870 X D185 185mm ig open pane and igh densit u ti path heat e changer...

  • Page 86

    MODELS : AS G07LMCA, AS G09LMCA, AS G12LMCA, AS G14LMCA FEATURES igh efficient com act design ore comfortable airflow Quiet operation INDOOR UNIT ir ow ode can be set in steps and ore detai ed air ow setting is possib e. d on at coo ing operation d at heating operation .

  • Page 87

    MODELS : AS G18LFCA, AS G24LFCA AS G24LFCC i p e egant ppearance esign FEATURES Compact & Slim design Vertical airflow Vertical airflow ro ides owerful floor le el heating ro ides owerful floor le el heating (24/30) Outside air conditions: 2 Outside air conditions: 2 Outside air conditions: 2 Outside air conditions: 2...

  • Page 88

    1-4. FLOOR / CEILING TYPE MODELS : AB G14LVTA, AB G18LVTA, AB G18LVTB FEATURES Flexible installation a p e or oor insta ation a p e or cei ing insta ation Easy installation ain wor settings can be done easi the re ote contro er at insta ation Main work settings Setting by wireless or...

  • Page 89

    1-5. FLOOR TYPE MODELS : AG G09LVCA, AG G12LVCA, AG G14LVCA FEATURES ide airflow Heating Prevents cold Window Cooling Prevents cold air draft from from falling window at operation at operation at stable at stable start start operation operation Flexible & easy installation Beneath Standard concave Half concealed...

  • Page 90

    SPECIFICATIONS 2-1. COMPACT CASSETTE TYPE ode na e Power source ai ab e o tage range apacit nput Power unning current 0.15 0.15 0.19 0.22 0.30 High oo ing uiet ir ow rate High eating uiet urbo otor utput High oo ing uiet ound pressure e e...

  • Page 91

    2-2. SLIM DUCT TYPE AR G12LLTA AR G14LLTA AR G18LLTA ode na e AR G07LLTA AR G09LLTA AR G12LLTB AR G14LLTB AR G18LLTB Power source ai ab e o tage range apacit nput Power unning current 0.33 0.30 0.35 0.51 0.44 High oo ing...

  • Page 92

    2-3. WALL MOUNTED TYPE ode na e AS G07LJCA AS G09LJCA AS G12LJCA Power source ai ab e o tage range apacit nput Power unning current 0.13 0.15 0.19 High oo ing uiet ir ow rate High eating uiet ross ow otor output High oo ing...

  • Page 93

    ode na e AS G07LUCA AS G09LUCA AS G12LUCA AS G14LUCA Power source ai ab e o tage range apacit nput power unning current 0.13 0.14 0.17 0.20 High oo ing uiet ir ow rate High eating uiet ross ow otor output High oo ing...

  • Page 94

    ode na e AS G07LMCA AS G09LMCA AS G12LMCA AS G14LMCA Power source ai ab e o tage range apacit nput power unning current 0.13 0.15 0.19 0.25 High oo ing uiet ir ow rate High eating uiet ross ow otor output High oo ing...

  • Page 95

    AS G24LFCA ode na e AS G18LFCA AS G24LFCC Power source ai ab e o tage range apacit nput Power unning current 0.33 0.53 High 1120 oo ing uiet ir ow rate High 1100 eating uiet ross ow otor output High oo ing uiet...

  • Page 96

    2-4. FLOOR / CEILING TYPE ode na e Power source ai ab e o tage range apacit nput Power unning current 0.21 0.36 High oo ing uiet ir ow rate High eating uiet irocco otor output nder cei ing nder cei ing High oor conso e oor conso e...

  • Page 97

    2-5. FLOOR TYPE ode na e Power source ai ab e o tage range apacit nput Power unning current 0.15 0.18 0.20 High oo ing uiet ir ow rate High eating uiet ross ow an otor output High oo ing uiet ound pressure e e High...

  • Page 98

    ELECTRIC CHARACTERISTICS Power upp ndoor ated o tage nput Power ode na e 0.19 0.15 0.19 0.15 0.24 0.19 o pact assette 0.28 0.22 0.38 0.30 AR G07LLTA 0.41 0.33 AR G09LLTA 0.38 0.30 AR G12LLTA 0.44 0.35 AR G12LLTB AR G14LLTA 0.64 0.51...

  • Page 99

    DIMENSIONS 4-1. COMPACT CASSETTE TYPE MODELS : AU G07LVLA, AU G09LVLA, AU G12LVLA, AU G14LVLA, AU G18LVLA, AU G12LVLB, AU G14LVLB, AU G18LVLB assette ri e ounting state 530: Hanging bolt position op view Be sure to leave service access Service access for future service at the designated...

  • Page 100

    INSTALLATION PLACE Strong and durable ceiling or more 1000 1000 or more or more 1800 or more Obstruction Floor a i u height ro oor to cei ing ode na e AU G07 AU G09 AU G12 AU G14 AU G18 tandard 2700 2700...

  • Page 101

    4-2. SLIM DUCT TYPE MODELS : AR G07LLTA, AR G09LLTA, AR G12LLTA, AR G14LLTA, AR G12LLTB, AR G14LLTB View A Rear view (Drain hose) Drain port 100 x 6 = 600 Side view Top view Front view Bottom view AR G14L AR G12LL i uid ...

  • Page 102

    MODEL : AR G18LLTA, AR G18LLTB Rear view View A (Drain hose) Drain port 100 x 8 = 800 Top view Side view Front view Bottom view AR G18LL i uid  e rigerant pipe are connection  rain hose connection rain hose ...

  • Page 103

    INSTALLATION PLACE 300 or more Strong and durable ceiling 20 or more Indoor unit Left Right side side 20 or more Service access Ceiling or more or more Floor or less or less Left side Right side (PIPE side) Grill Inlet air or more or more...

  • Page 104

    MAINTENANCE SPACE Pro ide a ser ice access or inspection purposes as shown be ow. o not p ace an wiring or i u ination in the ser ice space as the wi i pede ser ice. Service access Unit Control or more Service space...

  • Page 105

    4-3. WALL MOUNTED TYPE MODELS : AS G07LJCA, AS G09LJCA, AS G12LJCA 205 : Installed state 140 *1 145 *1 *1: Vertical flap is downward Outline of unit 353: Gas pipe ø 65 ø 65 for pipe inlet for pipe inlet 415: Liquid pipe G12LJ i uid...

  • Page 106

    INSTALLATION PLACE Outline of unit 48 or more 52 or more 100 or more 70 or more 1500 or more 4. INDOOR UNITS...

  • Page 107

    MODELS : AS G07LUCA, AS G09LUCA, AS G12LUCA, AS G14LUCA 187: Installed state Outline of Unit Ø65 Ø65 for pipe inlet for pipe inlet AS G14LU AS G12LU i uid  e rigerant pipe are connection  . to rain hose connection rain hose ...

  • Page 108

    INSTALLATION PLACE 4. INDOOR UNITS...

  • Page 109

    MODELS : AS G07LMCA, AS G09LMCA, AS G12LMCA, AS G14LMCA AS G14LM AS G12LM i uid  e rigerant pipe are connection  . to rain hose connection rain hose  ota ength 4. INDOOR UNITS...

  • Page 110

    INSTALLATION PLACE 4. INDOOR UNITS...

  • Page 111

    MODELS : AS G18LFCA, AS G24LFCA AS G24LFCC Unit center 18 x 11 hole 26 x 11 hole 26 x 11 hole 21 x 5: 14holes 18 x 11 hole 5 x 18: 14holes ø 80 hole ø 80 hole Piping inlet Piping inlet 1000: Unit size...

  • Page 112

    INSTALLATION PLACE Outline of unit 52 or more 53 or more 80 or more 120 or more 1500 or more 4. INDOOR UNITS...

  • Page 113

    4-4. FLOOR / CEILING TYPE MODELS : AB G14LVTA, AB G18LVTA, AB G18LVTB Rear view Side view (Drain hose) Bottom view Wall bracket Side of set 100 hole 50 hole 100 hole i uid  e rigerant pipe are connection ...

  • Page 114

    INSTALLATION PLACE Left Right 300 or more 300 or more Ceiling Left Right Indoor unit 150 or more 300 or more Ceiling 20 or more Obstruction Floor 4. INDOOR UNITS...

  • Page 115

    4-5. FLOOR TYPE MODELS : AG G09LVCA, AG G12LVCA, AG G14LVCA Side view Front view INSTALLATION PLACE 100 or more 80 or more 80 or more 50 or more 150 or less from the floor 4. INDOOR UNITS...

  • Page 116

    WIRING DIAGRAMS 5-1. COMPACT CASSETTE TYPE MODELS : AU G07LVLA, AU G09LVLA, AU G12LVLA, AU G14LVLA, AU G18LVLA, AU G12LVLB, AU G14LVLB, AU G18LVLB 4. INDOOR UNITS...

  • Page 117

    5-2. SLIM DUCT TYPE MODELS : AR G07LLTA, AR G09LLTA, AR G12LLTA, AR G14LLTA, AR G18LLTA, AR G12LLTB, AR G14LLTB, AR G18LLTB THERM I STOR GRAY ( PI PE TEM P. ) GRAY BLACK THERM I STOR BLACK ( ROOM TEM P. ) C N 5 C N 7 C N 8...

  • Page 118

    5-3. WALL MOUNTED TYPE MODELS : AS G07LJCA, AS G09LJCA, AS G12LJCA 4. INDOOR UNITS...

  • Page 119

    MODELS : AS G07LUCA, AS G09LUCA, AS G12LUCA, AS G14LUCA 4. INDOOR UNITS...

  • Page 120

    MODELS : AS G07LMCA, AS G09LMCA, AS G12LMCA, AS G14LMCA 4. INDOOR UNITS...

  • Page 121

    MODELS : AS G18LFCA, AS G24LFCA AS G24LFCC 4. INDOOR UNITS...

  • Page 122

    5-4. FLOOR / CEILING TYPE MODELS : AB G14LVTA, AB G18LVTA, AB G18LVTB 4. INDOOR UNITS...

  • Page 123

    5-5. FLOOR TYPE MODELS : AG G09LVCA, AG G12LVCA, AG G14LVCA 4. INDOOR UNITS...

  • Page 124

    AIR VELOCITY AND TEMPERATURE DISTRIBUTIONS 6-1. COMPACT CASSETTE TYPE onditions an speed MODELS : AU G07LVLA, AU G09LVLA peration Air velocity distribution op iew ertica air ow direction ou er 0.25 0.25 0.25 0.25 ide iew ertica air ow direction ou er 0.25 0.25 4.

  • Page 125

    e erence data onditions an speed peration Air velocity distribution ertica air ow direction ou er ide iew ertica air ow direction ou er 0.25 0.25 Air temperature distribution ide iew ertica air ow direction ou er 4. INDOOR UNITS...

  • Page 126

    onditions an speed MODELS : AU G12LVLA, AU G12LVLB peration Air velocity distribution op iew ertica air ow direction ou er 0.25 0.25 0.25 0.25 ide iew ertica air ow direction ou er 0.25 0.25 4. INDOOR UNITS...

  • Page 127

    e erence data onditions an speed peration ertica air ow direction ou er Air velocity distribution ide iew ertica air ow direction ou er 0.25 0.25 Air temperature distribution ide iew ertica air ow direction ou er 4. INDOOR UNITS...

  • Page 128

    onditions an speed MODELS : AU G14LVLA, AU G14LVLB peration Air velocity distribution op iew ertica air ow direction ou er Up 0.25 0.25 0.25 0.25 ide iew ertica air ow direction ou er Up 0.25 0.25 4. INDOOR UNITS...

  • Page 129

    e erence data onditions an speed peration ertica air ow direction ou er Air velocity distribution ide iew ertica air ow direction ou er 0.25 Air temperature distribution ide iew ertica air ow direction ou er 4. INDOOR UNITS...

  • Page 130

    onditions an speed MODELS : AU G18LVLA, AU G18LVLB peration Air velocity distribution op iew ertica air ow direction ou er Up 0.25 0.25 0.25 0.25 ide iew ertica air ow direction ou er Up 0.25 0.25 4. INDOOR UNITS...

  • Page 131

    e erence data onditions an speed peration Air velocity distribution ertica air ow direction ou er ide iew ertica air ow direction ou er 0.25 0.25 Air temperature distribution ide iew ertica air ow direction ou er 4. INDOOR UNITS...

  • Page 132

    6-2. SLIM DUCT TYPE with Auto louver grille kit MODEL : AR G07LLTA (UTD-GXSA-W) onditions an speed Note: his data is easured insta ing the uto ou er gri e it option . peration Air velocity distribution op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew...

  • Page 133

    e erence ata onditions his data is easured insta ing the uto ou er gri e it option . an speed peration Air velocity distribution ide iew ertica air ow direction ou er ori onta air ow direction ou er enter Air temperature distribution ide iew...

  • Page 134

    MODEL : AR G09LLTA (UTD-GXSA-W) onditions an speed his data is easured insta ing the uto ou er gri e it option . peration Air velocity distribution op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er...

  • Page 135

    e erence ata onditions his data is easured insta ing the uto ou er gri e it option . an speed peration Air velocity distribution ide iew ertica air ow direction ou er ori onta air ow direction ou er enter Air temperature distribution ide iew...

  • Page 136

    MODELS : AR G12LLTA, AR G12LLTB onditions (UTD-GXSA-W) an speed peration his data is easured insta ing the uto ou er gri e it option . Air velocity distribution op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er...

  • Page 137

    e erence ata onditions his data is easured insta ing the uto ou er gri e it option . an speed Air velocity distribution peration ide iew ertica air ow direction ou er ori onta air ow direction ou er enter Air temperature distribution ide iew...

  • Page 138

    MODELS : AR G14LLTA, AR G14LLTB onditions (UTD-GXSA-W) an speed peration his data is easured insta ing the uto ou er gri e it option . Air velocity distribution op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er...

  • Page 139

    e erence ata onditions his data is easured insta ing the uto ou er gri e it option . an speed Air velocity distribution peration ide iew ertica air ow direction ou er ori onta air ow direction ou er enter Air temperature distribution ide iew...

  • Page 140

    MODELS : AR G18LLTA, AR G18LLTB onditions (UTD-GXSB-W) an speed peration his data is easured insta ing the uto ou er gri e it option . Air velocity distribution op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er...

  • Page 141

    e erence ata onditions his data is easured insta ing the uto ou er gri e it option . an speed Air velocity distribution peration ide iew ertica air ow direction ou er ori onta air ow direction ou er enter Air temperature distribution ide iew...

  • Page 142

    6-3. WALL MOUNTED TYPE onditions an speed MODEL : AS G07LJCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew...

  • Page 143

    onditions an speed MODEL : AS G09LJCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction ou er...

  • Page 144

    onditions an speed MODEL : AS G12LJCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction ou er...

  • Page 145

    onditions an speed MODELS : AS G07LUCA, AS G09LUCA peration op iew ertica air ow direction ou er 0.75 0.25 ori onta air ow direction ou er enter op iew 0.25 0.75 ertica air ow direction ou er ori onta air ow direction 0.75 0.25 ou er...

  • Page 146

    onditions an speed MODELS : AS G12LUCA, AS G14LUCA peration op iew ertica air ow direction ou er 0.75 0.25 ori onta air ow direction ou er enter op iew 0.25 0.75 ertica air ow direction ou er ori onta air ow direction 0.75 0.25 ou er...

  • Page 147

    onditions an speed MODEL : AS G07LMCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction ou er...

  • Page 148

    onditions an speed MODEL : AS G09LMCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction ou er...

  • Page 149

    onditions an speed MODEL : AS G12LMCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction ou er...

  • Page 150

    onditions an speed MODEL : AS G14LMCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction ou er...

  • Page 151

    onditions an speed MODEL : AS G18LFCA peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction ou er...

  • Page 152

    onditions MODELS : AS G24LFCA, AS G24LFCC an speed peration op iew ertica air ow direction ou er ori onta air ow direction ou er enter op iew ertica air ow direction ou er ori onta air ow direction ou er ight ide iew ertica air ow direction...

  • Page 153

    6-4. FLOOR / CEILING TYPE onditions an speed MODEL : AB G14LVTA (UNDER CEILING) peration op iew ertica air ow direction ou er 0.25 ori onta air ow direction ou er enter 0.25 op iew ertica air ow direction ou er ori onta air ow direction ou er ight...

  • Page 154

    onditions MODEL : AB G14LVTA (FLOOR CONSOLE) an speed peration op iew ertica air ow direction ou er 0.25 ori onta air ow direction ou er enter 0.25 op iew ertica air ow direction ou er ori onta air ow direction ou er ight 0.25...

  • Page 155

    onditions an speed MODELS : AB G18LVTA, AB G18LVTB peration (UNDER CEILING) op iew ertica air ow direction ou er 0.25 ori onta air ow direction ou er enter 0.25 op iew ertica air ow direction ou er ori onta air ow direction ou er ight 0.25...

  • Page 156

    onditions an speed MODELS : AB G18LVTA, AB G18LVTB peration (FLOOR CONSOLE) op iew ertica air ow direction ou er 0.25 ori onta air ow direction ou er enter 0.25 op iew ertica air ow direction ou er ori onta air ow direction ou er ight 0.25...

  • Page 157

    6-5. FLOOR TYPE MODELS : AG G09LVCA, AG G12LVCA, AG G14LVCA onditions an speed peration an se ect op iew ertica air ow direction ou er ori onta air ow direction ou er enter UPPER LOWER op iew ertica air ow direction ou er ori onta air ow direction ou er...

  • Page 158

    FAN PERFORMANCE CURVE 7-1. SLIM DUCT TYPE MODEL : AR G07LLTA upper i it uiet ower i it or a or a upper i it uiet or a or a ower i it upper i it uiet ir ow ai ab e air ow rate range igh e e or a ir ow...

  • Page 159

    Cooling apacit ir ow Heating apacit ir ow 4. INDOOR UNITS...

  • Page 160

    MODEL : AR G09LLTA upper i it uiet ower i it or a or a upper i it upper i it uiet or a uiet ai ab e air ow rate range igh e e or a ai ab e air ow rate range when uto ou er gri e option is insta ed. an speed ertica ap 4.

  • Page 161

    Cooling apacit Heating apacit 4. INDOOR UNITS...

  • Page 162

    MODELS : AR G12LLTA, AR G12LLTB upper i it uiet ower i it or a upper i it or a uiet or a upper i it uiet ai ab e air ow rate range igh e e or a ai ab e air ow rate range when uto ou er gri e option is insta ed. an speed ertica ap 4.

  • Page 163

    Cooling apacit Heating apacit 4. INDOOR UNITS...

  • Page 164

    MODELS : AR G14LLTA, AR G14LLTB upper i it uiet or a upper i it ower i it uiet or a or a upper i it uiet 1000 ai ab e air ow rate range igh e e or a 1000 ai ab e air ow rate range when uto ou er gri e option is insta ed.

  • Page 165

    Cooling apacit 1000 Heating apacit 1000 4. INDOOR UNITS...

  • Page 166

    MODELS : AR G18LLTA, AR G18LLTB upper i it uiet or a ower i it upper i it uiet or a or a upper i it uiet 1000 1100 1200 ai ab e air ow rate range igh e e or a 1000 1100...

  • Page 167

    Cooling apacit 1000 1100 Heating apacit 1000 1100 4. INDOOR UNITS...

  • Page 168

    AIRFLOW ir ow ir ow peration peration speed speed High High oo ing oo ing uiet uiet AS G07LJCA High High eating eating uiet uiet High High oo ing oo ing uiet uiet AS G09LJCA High High eating eating uiet uiet o pact assette...

  • Page 169

    ir ow ir ow peration peration speed speed High High oo ing oo ing uiet uiet AS G07LMCA High High eating eating uiet uiet ei ing High High oo ing oo ing uiet uiet AS G09LMCA High High eating eating uiet uiet High...

  • Page 170

    NOISE LEVEL CURVE 9-1. COMPACT CASSETTE TYPE MODEL : AU G07LVLA Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 HIGH HIGH NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET NC-15 NC-15 QUIET 1,000 2,000 4,000 8,000...

  • Page 171

    MODELS : AU G12LVLA, AU G12LVLB Cooling Heating N C -65 N C -65 N C -60 N C -60 N C -55 N C -55 N C -50 N C -50 HIGH N C -45 HIGH N C -45 N C -40 N C -40 N C -35...

  • Page 172

    MODELS : AU G18LVLA, AU G18LVLB Cooling Heating N C -65 N C -65 N C -60 N C -60 N C -55 N C -55 N C -50 N C -50 HIGH HIGH N C -45 N C -45 N C -40 N C -40 N C -35...

  • Page 173

    9-2. SLIM DUCT TYPE MODEL : AR G07LLTA Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 HIGH HIGH NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET NC-15 NC-15 QUIET 1,000 2,000 4,000 8,000 1,000 2,000 4,000...

  • Page 174

    MODELS : AR G12LLTA, AR G12LLTB Cooling Heating N C -65 N C -65 N C -60 N C -60 N C -55 N C -55 N C -50 N C -50 N C -45 N C -45 N C -40 N C -40 N C -35 HIGH...

  • Page 175

    MODELS : AR G18LLTA, AR G18LLTB Cooling Heating N C -65 N C -65 N C -60 N C -60 N C -55 N C -55 N C -50 N C -50 N C -45 N C -45 N C -40 N C -40 HIGH HIGH...

  • Page 176

    9-3. WALL MOUNTED TYPE MODEL : AS G07LJCA Cooling Heating N C -6 5 N C -6 5 N C -6 0 N C -6 0 N C -5 5 N C -5 5 N C -5 0 N C -5 0 N C -4 5 N C -4 5 HIGH...

  • Page 177

    MODEL : AS G12LJCA Cooling Heating N C -6 5 N C -6 5 N C -6 0 N C -6 0 N C -5 5 N C -5 5 N C -5 0 N C -5 0 N C -4 5 HIGH N C -4 5 HIGH...

  • Page 178

    MODEL : AS G07LUCA Cooling Heating N C-6 5 N C-6 5 N C-6 0 N C-6 0 N C-5 5 N C-5 5 N C-5 0 N C-5 0 N C-4 5 N C - 4 5 N C-4 0 N C-4 0 HIGH N C-3 5...

  • Page 179

    MODEL : AS G12LUCA Cooling Heating N C-6 5 N C-6 5 N C-6 0 N C-6 0 N C-5 5 N C-5 5 N C-5 0 N C-5 0 N C-4 5 N C-4 5 N C-4 0 N C-4 0 HIGH N C-3 5 N C-3 5...

  • Page 180

    MODEL : AS G07LMCA Cooling Heating N C -6 5 N C -6 5 N C -6 0 N C -6 0 N C -5 5 N C -5 5 N C -5 0 N C -5 0 N C -4 5 N C -4 5 HIGH N C -4 0...

  • Page 181

    MODEL : AS G12LMCA Cooling Heating N C -6 5 N C -6 5 N C -6 0 N C -6 0 N C -5 5 N C -5 5 N C -5 0 N C -5 0 HIGH N C -4 5 N C -4 5 HIGH N C -4 0...

  • Page 182

    MODEL : AS G18LFCA Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH HIGH NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET NC-15 NC-15 QUIET 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 cta e band center re uenc cta e band center re uenc MODELS : AS G24LFCA, AS G24LFCC...

  • Page 183

    9-4. FLOOR / CEILING TYPE MODEL : AB G14LVTA nsta ation nder cei ing Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 HIGH NC-40 NC-40 HIGH NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 QUIET QUIET NC-20 NC-20 NC-15 NC-15 1,000...

  • Page 184

    9-5. FLOOR TYPE MODEL : AG G09LVCA Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH NC-45 NC-45 HIGH NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET QUIET NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000...

  • Page 185

    MODEL : AG G14LVCA Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 HIGH NC-50 NC-50 HIGH NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET NC-15 NC-15 QUIET 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 cta e band center re uenc cta e band center re uenc 4.

  • Page 186

    9-6. SOUND LEVEL CHECK POINT COMPACT CASSETTE TYPE Microphone Microphone 4. INDOOR UNITS...

  • Page 187

    SLIM DUCT TYPE Measuring duct Measuring duct Microphone Microphone Center Center Side view Front view WALL MOUNTED TYPE Microphone Microphone 4. INDOOR UNITS...

  • Page 188

    FLOOR / CEILING TYPE Floor console Microphone Microphone Under ceiling Microphone Microphone CENTER FLOOR TYPE Microphone Microphone Airflow Airflow 4. INDOOR UNITS...

  • Page 189

    SAFETY DEVICES otor er ina ode and t pe ther a ther a switch protector o pact assette AR G07LLTA AR G09LLTA AR G12LLTA AR G12LLTB AR G14LLTA AR G14LLTB AR G18LLTA AR G18LLTB AS G07LJCA AS G09LJCA AS G12LJCA AS G07LUCA AS G09LUCA AS G12LUCA...

  • Page 190

    Flexible Multi System 5. CONTROL SYSTEM DTR_BME005E_03--CHAPTER05 2014.02.21...

  • Page 191

    CONTENTS 5. CONTROL SYSTEM 1. CONTROL SYSTEM..............05 - 01 1-1. LINE UP OF CONTROLLERS ............... 05 - 01 1-2. CONTROL SYSTEM DESIGN ............... 05 - 02 1-3. SYSTEM CONFIGURATION EXAMPLES ..........05 - 03 1-4. CONTROL EQUIPMENT DESIGN LIMITATION........05 - 05 2.

  • Page 192: Control System

    CONTROL SYSTEM 1-1. LINE UP OF CONTROLLERS FEATURES OF CONTROL SYSTEM Air Conditioning Central Control Air Conditioning Individual Control Central controller specially designed for centralized control. A range of remote controllers suitable for individual control situations, using various built-in timers. Central Remote Wired Remote Controller...

  • Page 193

    1-2. CONTROL SYSTEM DESIGN ADVANCED INTEGRATED CONTROL SYSTEM Air Conditioning Air Conditioning System Central Control Individual Control Outdoor Unit Branch box (Primary) Wired Remote Controller UTY-RVN M UTY-RNN M Central Remote Controller UTY-DMM M Simple Remote Controller UTY-RSN M Branch box (Secondary 1) Wireless Remote Controller Transmission line...

  • Page 194

    1-3. SYSTEM CONFIGURATION EXAMPLES INDIVIDUAL CONTROL Wired Remote Controller Wired, simple, and wireless remote controllers can Branch box Branch box Branch box be used jointly. (Primary) (Secondary 1) (Secondary 2) Two remote controllers can be connected to a single indoor unit. Outdoor unit Wired Remote Controller...

  • Page 195

    INDOOR UNIT TYPE AND THE APPLICABLE CONTROL METHOD Indoor units Type Model Wall mounted Compact Floor / Slim Duct Floor Cassette Ceiling Central Remote UTY-DMM M Controller UTY-RVN M Wired Remote Controller UTY-RNN M AR-RAH2E AR-RAH1E Wireless Remote Controller AR-REA2E AR-REB1E IR Receiver Unit UTY-LRH M...

  • Page 196

    1-4. CONTROL EQUIPMENT DESIGN LIMITATION Model The number that can be connected Central Central Remote Controller UTY-DMM M 1 / Multi system Controller AR-RAH2E AR-RAH1E Wireless Remote Controller AR-REA2E Controller AR-REB1E Individual Controller UTY-RVN M Wired Remote Controller UTY-RNN M 2 / Indoor unit Simple Remote Controller UTY-RSN M...

  • Page 197

    CONTROL UNITS 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) - 5.

  • Page 198

    2-1. CENTRAL REMOTE CONTROLLER MODEL : UTY - DMM M 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 FEATURES Central & Individual Control Batched control of up to 8 indoor units.

  • Page 199

    MAIN FUNCTIONS Outdoor unit low noise operation Users can choose from 4 low noise levels, depending on the conditioning load factor installation environment. Heat load 100% Down Capacity 58dB Operating sound (time) Low noise operation 10°C heat (All) operation While this function is selected, all indoor units start the “10°C heat”...

  • Page 200

    FUNCTIONS 1 Display panel (with backlight) 6 Screen switch button (Right) 2 Screen switch button (Left) 7 Power indicator 3 Menu button 8 On / Off button 4 Cancel button 9 Enter button 5 Cursor button ELECTRICAL WIRING Example: Wiring diagram when 3 units of branch boxes are connected Branch box Branch box Branch box...

  • Page 201

    INSTALLATION 1) Remove the insulation of the remote controller cable. (Unit: mm) 1. 12V (Red) 2. Signal (White) 3. COM (Black) nsert a at b ade screwdri er and re o e the ront case and rear case b twisting it s ight . Hooks (2 places) Rear case Front case...

  • Page 202

    5) Connect the cable to the terminals on the front case. Fix the cable together with the sheath with the cable tie. Cut off the excess cable tie. Tightening torque Terminal screw . to . Cable tie 1. 12V (Red) Remote controller cable (sheath) 2.

  • Page 203

    DIMENSIONS (Unit : mm) 33.5 21.3 Front View Side View Rear View PACKING LIST Name and shape Quantity Application Operating manual Installation manual For connecting the remote controller Remote controller cable For installing the remote controller Screw (M4 x 16mm) To tie the remote controller and cables Cable tie WIRING SPECIFICATIONS...

  • Page 204

    2-2. WIRED REMOTE CONTROLLER MODEL UTY-RVN M 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 FEATURES Individual Control Two remote controllers are installable to one indoor unit. User-friendly operation Large backlight LED screen Large easy-to-see operation panel...

  • Page 205

    MAIN FUNCTIONS Auto off timer Ex) At interval time hour (17:00 to 24:00) to prevent The indoor unit automatically turns forgetting to turn off off after a set time has passed. The time interval for which auto off Set interval time hour (17:00 to 24:00) works can be set.

  • Page 206: Weekly Timer Function, Child Lock

    Weekly timer function Not only the On/Off setting, but also the operation mode setting and the temperature setting can be set by this weekly timer function. Two types of settings: Weekly 1 and Weekly 2 for summer and winter are possible. Weekly 1 Weekly 2 26°C...

  • Page 207

    FUNCTIONS 1 Display panel (with backlight) 6 Screen switch button (Right) 2 Screen switch button (Left) 7 Power indicator 3 Menu button 8 On / Off button 4 Cancel button 9 Enter button 5 Cursor button - (05 - 16) - 5.

  • Page 208

    SYSTEM DIAGRAM 1 remote controller 2 remote controllers Indoor unit Indoor unit A , B , C : Remote controller cable. Secon- Primary dary Remote controller Remote controllers ELECTRICAL WIRING 1 remote controller 2 remote controllers Indoor unit Indoor unit REMOTE REMOTE CONTROLLER...

  • Page 209

    INSTALLATION 1) Installation space. Unit : mm * Please secure enough space 30 or more where a at screwdri er can be inserted to take off the case. 30 or more 30 or more 220 or more* 2) Processing of the remote controller cable. Unit : mm 1.

  • Page 210

    4) Installing the remote controller A. When attaching to switch box: (1) Seal the wiring hole of the remote controller cable. (2) Put a remote controller cable through the hole of the rear case. (3) Fix the rear case by securing it with attached screws (2 places). B.

  • Page 211

    5) Connect the cable to the terminals on the front case. Fix the cable together with the sheath with the cable tie. Cut off the excess cable tie. Tightening torque Terminal screw . to . 1. 12V (Red) 2. Signal (White) 3.

  • Page 212

    Connection Pattern Note: Connection pattern is different according to type of Indoor unit. Indoor unit types Connection Pattern Compact Cassette type Slim Duct type Pattern A Floor / Ceiling type Pattern B Wall Mounted type Pattern C Floor type Pattern A Connect the end of remote controller cable directly to the exclusive terminal block.

  • Page 213

    Pattern C 1) Modify the remote controller 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.

  • Page 214

    DIMENSIONS Unit : mm 33.5 21.3 Front View Side View Rear View PACKING LIST Quantity Application Name and shape Instruction book for installation Installation manual Instruction book for operation Operating manual For connecting the remote controller Remote controller cable For connecting the remote controller cable to the wall Connecting cable mounted type indoor unit For installing the remote controller...

  • Page 215

    PARTS (OPTIONAL) Wall mounted type AS G07LUCA AS G07LMCA AS G07LJCA AS G09LUCA AS G09LMCA AS G09LJCA AS G12LUCA AS G12LMCA Model name AS G12LJCA AS G14LUCA AS G14LMCA UTY-XCBXZ1 UTY-TWBXF UTY-XCBXZ2 *The communication kit is necessary for connecting the wired remote controller to the Wall mounted type. - (05 - 24) - 5.

  • Page 216

    MODEL : UTY - RNN M Various timer setup available (ON / OFF / WEEKLY). FEATURES Equipped with weekly timer as standard function. (Start / Stop function is twice per day for a week) When setting up the timer, start / stop and temperature setup can be changed.

  • Page 217

    FUNCTIONS START/STOP button Pressed to start and stop operation. SET TEMP. button Display Selects the setting temperature. MODE button Selects the operating mode (AUTO , COOL , DRY , , HEAT FAN button , MED Selects the fan speed (AUTO , HIGH , QUIET ertica air ow direction and swing button...

  • Page 218

    SYSTEM DIAGRAM 1 remote controller 2 remote controllers Indoor unit Indoor unit A , B , C : Remote controller cable. < < 500m ; B+C 500m Primary Secondary Remote controller Remote controllers ELECTRICAL WIRING 1 remote controller 2 remote controllers Indoor unit Indoor unit REMOTE...

  • Page 219

    INSTALLATION Connection Pattern Note: Connection pattern is different according to type of Indoor unit. Indoor unit types Connection Pattern Compact Cassette type Slim Duct type Pattern A Floor / Ceiling type Pattern B Wall Mounted type Pattern C Floor type Pattern A Connect the end of remote controller cable directly to the exclusive terminal block.

  • Page 220

    Pattern C 1) Modify the remote controller 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.

  • Page 221

    PACKING LIST Name and shape Quantity Application Operating manual Installation manual For connecting the remote controller Remote controller cable (10m) For installing the remote controller Screw (M4 x 16mm) To tie the remote controller and cables Cable tie For connecting the remote controller cable to the Wall Connecting cable *1 mounted type indoor unit For installing the remote controller cable to the...

  • Page 222

    2-3. SIMPLE REMOTE CONTROLLER MODEL : UTY - RSN M FEATURES Easy operation. Built-in background light function. Easy installation with slim shape with no bulge in the back. Error history.(Last 16 error codes can be accessed.) Can be installed on switch boxes. (Applicable to European and other countries' standards) User-friendly operation Provides access to basic operations, such as Start / Stop, Fan speed, operation mode and...

  • Page 223

    FUNCTIONS Start/Stop button Pressed to start and stop operation. Display background light Lights during operation. Operation lamp Lights during operation. Fan button Selects the fan speed (AUTO , HIGH , MED , QUIET Set temp. button Selects the setting temperature. Mode button Selects operating mode (AUTO , COOL...

  • Page 224

    ELECTRICAL WIRING 1 remote controller 2 remote controllers Indoor unit Indoor unit REMOTE REMOTE CONTROLLER CONTROLLER 1 2 3 1 2 3 1 (RED ) : 1 2V 1 2 3 1 2 3 1 2 3 2 (WHITE) : Signal 3 (BLACK) : COM Secondary Primary...

  • Page 225

    INSTALLATION Connection Pattern Note: Connection pattern is different according to type of Indoor unit. Indoor unit types Connection Pattern Compact Cassette type Slim Duct type Pattern A Floor / Ceiling type Pattern B Wall Mounted type Pattern C Floor type Pattern A Connect the end of remote controller cable directly to the exclusive terminal block.

  • Page 226

    Pattern C 1) Modify the remote controller 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.

  • Page 227

    PACKING LIST Name and shape Quantity Application Installation manual Operating manual Remote controller cable For connecting the remote controller (10m) Screw For installing the remote controller (M4 x 16mm) To tie the remote controller and cables Cable tie For connecting the remote controller cable to the Wall Connecting cable *1 mounted type indoor unit Screw *1...

  • Page 228

    2-4. WIRELESS REMOTE CONTROLLER MODEL : AR-RAH2E / AR-RAH1E FEATURES Four kinds of timer setup available (ON/OFF/PROGRAM/SLEEP). Can be used jointly with wired remote controllers. Easy to change custom code (max. 4 custom codes). AR-RAH2E AR-RAH1E Built-in timers Select from four different timer programs (ON/OFF/PROGRAM/SLEEP). Program timer The program timer operates the ON and OFF timer once within a 24 hour period.

  • Page 229

    FUNCTIONS (AR-RAH2E) MODE button Selects the operating mode (AUTO, COOL, DRY, FAN, HEAT). /Start / end R.C. custom code change. (Max. 4 custom codes) 10°C HEAT button P. button Sets the indoor temp./ Sets R.C. custom code. ECONOMY button SLEEP button Pressed to select sleep timer.

  • Page 230

    FUNCTIONS (AR-RAH1E) MODE button Selects the operating mode (AUTO, COOL, DRY, FAN, HEAT). /Start / end R.C. custom code change. (Max. 4 custom codes) 10°C HEAT button P. button Sets the indoor temp./ Sets R.C. custom code. ECONOMY button SLEEP button Pressed to select sleep timer.

  • Page 231

    SYSTEM DIAGRAM Control signal may not be recognized in following c ases: (i) A curtain or a wall, etc. exists between transmitter and receiver. here is an instant start t pe in erter t pe etc. uorescent a p Signal receiver Signal transmitter in the room.

  • Page 232

    PACKING LIST Name and shape Quantity Application Use as remote controller holder Remote controller holder For remote controller holder installation Tapping screw Battery For remote controller [ 1.5V (R03 / AAA) ] SPECIFICATIONS Dimensions [H x W x D]: (mm) 170 x 56 x 19 Weight : (g) 85 [w/o batteries]...

  • Page 233

    MODEL : AR-REA2E FEATURES 5 mode timer setup available (ON/OFF/WEEKLY/PROGRAM/SLEEP). Easy operation. Easy to change custom code (max. 4 custom codes) by button operation. Simple function setting Setting of the air conditioner selection function is performed by remote controller. Built-in timers e ect ro fi e di erent ti er progra s Weekly timer...

  • Page 234

    FUNCTIONS (AR-REA2E) Signal Transmitter MODE button FAN button 10 °C HEAT button ECONOMY button SWING button OUTDOOR UNIT TEMP. button LOW NOISE button SET button POWERFUL button TIMER SETTING button WEEKLY button Start / Stop SEND button button ON/OFF button SLEEP button SELECT button RESET button...

  • Page 235

    MODEL: AR-REB1E FEATURES 4 mode timer setup available (ON/OFF/PROGRAM/SLEEP). Easy operation. Easy to change custom code (max. 4 custom codes) by button operation. Simple function setting Setting of the air conditioner selection function is performed by remote controller. Built-in timers Select from four different timer programs (ON/OFF/PROGRAM/SLEEP).

  • Page 236

    FUNCTIONS (AR-REB1E) Signal Transmitter 10 °C HEAT button MODE button ECONOMY button OUTDOOR UNIT LOW NOISE button ON TIMER button OFF TIMER button CLOCK ADJUST button POWERFUL button TEMP. Set button ( Start/Stop button FAN button SWING button SET button SLEEP TIMER button CANCEL button RESET button...

  • Page 237

    SYSTEM DIAGRAM (AR-REA2E, AR-REB1E) Control signal may not be recognized in following cases: (i) A curtain or a wall, etc. exists between transmitter and receiver. here is an instant start t pe in erter t pe etc. uorescent a p Signal transmitter Signal receiver in the room.

  • Page 238

    PACKING LIST Name and shape Quantity Application Remote controller holder Use as remote controller holder Tapping screw For remote controller holder installation Battery For remote controller [ 1.5V (R03 / AAA) ] SPECIFICATIONS Dimensions [H x W x D]: (mm) 205 x 61 x 17 Weight : (g) 122 [w/o batteries]...

  • Page 239

    2-5. IR RECEIVER UNIT MODEL : UTY - LRH M FEATURES Duct type indoor unit can be controlled with wireless remote controller if the IR receiver unit is used. FUNCTIONS Wireless remote controller IR Receiver Operation Lamp Timer Lamp Economy Lamp Manual Auto Signal Receiver Refer to 2-4.WIRELESS...

  • Page 240

    ELECTRICAL WIRING Connected to CN13 of PCB CN13 Connection cable A ( L = 5m)...Standard accessory Connection cable B 60mm x 120mm Connection cable C ( L = 0.2m ) hole ( L = 10m ) ...Optional service parts ...Standard accessory Connected to Connection cable Connected to IR Receiver Unit...

  • Page 241

    PACKING LIST Name and shape Quantity Application Installation manual Operating manual Cover For covering receiver unit Insulation For protecting PCB from dust Connection cable A For connecting PCB of indoor unit to receiver unit (5m) Connection cable B For connecting PCB of indoor unit to receiver unit (0.2m) or fi ing recei er unit to the wa or cei ing Bracket (cover)

  • Page 242

    2-6. REMOTE SENSOR UNIT MODEL : UTY - XSZX FEATURES New amenity space can be offered by installing the Remote sensor. ELECTRICAL WIRING Remove the screws from the remote sensor, and remove the cover. Connect the cable to the remote sensor as shown below. Ensure that the wires do not contact each other.

  • Page 243

    When the cable is buried in the wall Remove the material (thinner than the surrounding material) in the wiring hole in the remote sensor using a pair of cutters. Drill a hole in the wall for the cable. Seal the area around the cable penetration with putty. [Unit : mm] Screw (M4 x 16mm)

  • Page 244

    2-7. GROUP CONTROL METHOD 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 - 53) - 5. CONTROL SYSTEM...

  • Page 245

    2-8. COMPARISON TABLE OF CONTROLLERS LIST OF CONTROLLER FUNCTION Central Remote Simple Remote Wireless Remote Item Wired Remote Controller Controller Controller Controller AR-RAH2E AR-RAH1E Model UTY-DMM UTY-RVN UTY-RNN UTY-RSN AR-REA2E AR-REB1E Max. controllable indoor units Start/Stop Operation mode setting Fan speed setting Room temp.

  • Page 246

    Flexible Multi System 6. SYSTEM DESIGN DTR_BME005E_03--CHAPTER06 2014.02.21...

  • Page 247

    CONTENTS 6. SYSTEM DESIGN 1. SYSTEM DESIGN ................. 06 - 01 1-1. SYSTEM OUTLINE ................06 - 01 1-2. REFRIGERANT SYSTEM ..............06 - 02 1-3. WIRING SYSTEM................... 06 - 08 1-4. MOUNTING POSITION ................06 - 09 2. PIPING DESIGN ................06 - 11 2-1.

  • Page 248

    CONTENTS 6. SYSTEM DESIGN 6. CHECK RUN.................. 06 - 96 6-1. PRECAUTIONS & PREPARATION ............06 - 96 6-2. CHECK RUN CHECK ITEMS AND PROCEDURE ........ 06 - 98 6-3. CHECK RUN EXAMPLES ..............06 - 99 6-4. RELOCATION AND INCREASE OF UNIT..........06 - 103 7.

  • Page 249

    SYSTEM DESIGN 1-1. SYSTEM OUTLINE Branch box 3 (Secondary) Indoor units Circuit breaker (over current) Earth leakage breaker Power supply Branch box 2 (Secondary) Circuit breaker (over current) Earth leakage breaker Power supply Branch box 1 (Primary)  Circuit breaker (over current) Outdoor unit Earth leakage...

  • Page 250: Refrigerant System

    1-2. REFRIGERANT SYSTEM CONNECTABLE UNIT WITHIN 1 REFRIGERANT SYSTEM Unit Quantity Remarks Outdoor unit 1 unit Indoor unit 2 to Max. 8 units Connectable indoor unit capacity : 80% to 130% Branch box 1 to Max. 3 units One Branch box is always necessary CAUTION When all indoor units are operating at maximum capacity, individual indoor unit operate at a slightly lower capacity.

  • Page 251

    EXAMPLE OF REFRIGERANT SYSTEM Rated capacity of cooling Capacity class Rated capacity of Model code cooling (kW) (kW) 2.05 2.64 3.52 4.10 5.27 7.03 Example 1 (OK) Branch box 1 (2 branches type) Outdoor unit Capacity ratio Indoor unit 1 Indoor unit 2 Rated Connectable indoor...

  • Page 252

    Example 3 (OK) Branch box 2 Branch box 1 Outdoor unit (2 branches type) (3 branches type) Indoor unit 3 Capacity ratio Indoor unit 4 Indoor unit 1 Indoor unit 2 Indoor unit 5 119% Rated Connectable indoor Total capacity unit capacity (kW) capacity Model...

  • Page 253

    Example 5 (Prohibited) Branch box 1 (2 branches type) Outdoor unit Indoor unit 1 Rated Connectable indoor Total capacity unit capacity (kW) capacity Model Judgement of cooling (kW) Min. Max. (kW) Outdoor unit AO45 14.0 14.0  80%  130% Prohibited ecause on one ...

  • Page 254

    Example 7 (Prohibited) Branch box 3 Branch box 2 Branch box 1 Outdoor unit (2 branches type) (3 branches type) (3 branches type) Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor unit 6 Indoor unit 7 Capacity ratio 138%...

  • Page 255

    Example 9 (Prohibited) Branch box 1 Outdoor unit (3 branches type) Indoor unit 1 Indoor unit 2 Indoor unit 3 Rated Connectable indoor Total capacity unit capacity (kW) capacity Model Judgement of cooling Min. Max. (kW) (kW) Outdoor unit AO45 14.0 14.0 ...

  • Page 256: Wiring System

    1-3. WIRING SYSTEM MAXIMUM WIRING LENGTH Maximum wiring length Transmission line Between outdoor unit and branch box Between branch box and indoor unit Between branch box and branch box Between branch box and Central remote controller Between indoor unit and Wired R.C. or Simple R.C. Between indoor unit and IR Receiver unit CONTROLLER Maximum...

  • Page 257

    1-4. MOUNTING POSITION OUTDOOR UNIT For the air conditioner to operate satisfactorily, install it as outlined in installation manual. Outdoor unit mounting position A position where satisfies the mounting space described in “3-3 Installation space". A position where the unit can be installed horizontally. A position with enough space for performing pipe work, service and maintenance.

  • Page 258

    INDOOR UNIT For the air conditioner to operate satisfactorily, install it as outlined in installation manual. Indoor unit mounting position Decide the mounting position with the customer Install the unit level on a strong wall, floor, ceiling which is not subject to vibration. The inlet and outlet ports should not be obstructed.

  • Page 259: Important Items When Using Refrigerant R410a

    PIPING DESIGN 2-1. IMPORTANT ITEMS WHEN USING REFRIGERANT R410A R410A operates at higher pressure and has less solubility with mineral oil than traditional R22 refrigerant. Therefore, the lubricant and a part of pipe material are different. Some special tools are necessary. REFRIGERANT PIPING MATERIAL AND WALL THICKNESS It is necessary to use seamless copper tubes for refrigerant use.

  • Page 260

    WORK FLOW (EXAMPLE) Preparations Prepare schedule of works Always check the refrigerant to be used. Refrigerant check Always use the specified refrigerant. Prepare materials / tools matched to the refrigerant. Operation chart preparation Start of work Indoor unit installation Use copper tube matching the specified material and thickness to meet endurance pressure of the pipe.

  • Page 261

    2-2. PIPING LIMITATION LIMITATION Limitation Diagram Total pipe length 115 or less Total Between outdoor unit and the farthest indoor unit 70 or less a + b + c + m Between outdoor unit and branch boxes 55 or less a + b + c + d + e Total 60 or less...

  • Page 262: Pipe Length

    CAUTION Keep the "piping limitation" for correct operation. Allowable height difference: If the height difference between the indoor unit and outdoor unit is larger than the allowable value: he pressure oss wi be arger nsu ficient coo ing and heating he re rigerant in i uid pipe wi e rigerant ow noise generate at indoor unit he re rigerant oi wi not return...

  • Page 263

    2-3. PIPE SIZE PIPE DIAMETER, RECOMMENDED MATERIAL AND WALL THICKNESS Nominal Diameter (in) 1/4" 3/8" 1/2" 5/8" 3/4" Outside Diameter (mm) 6.35 9.52 12.70 15.88 19.05 Material JIS H3300 C1220T-O or equivalent *1 Wall Thickness *2 (mm) owab e tensi e stress *2: Endurance pressure of the pipe must be 4.2 MPa.

  • Page 264

    Pipe size table "A" etween outdoor unit and first separation tube Outside diameter mm (in) Liquid pipe Gas pipe 9.52 (3/8") 15.88 (5/8") Pipe size table "B" etween first separation tube and second separation tube Outside diameter mm (in) Liquid pipe Gas pipe 9.52 (3/8") 15.88 (5/8")

  • Page 265: Selection Of Pipe Heat Insulating Material

    2-4. SELECTION OF PIPE HEAT INSULATING MATERIAL Always insulate the refrigerant pipe to prevent condensation and water droplets by the refrigerant pipe. Decide the thickness of the heat insulating material by referring to the recommended minimum thic ness in ab e . or insta ation condition hu idit hu idit...

  • Page 266: Additional Charge Calculation

    2-5. ADDITIONAL CHARGE CALCULATION The outdoor unit refrigerant is charged at the factory. Additional refrigerant required to be charged on site depending on pipe length. The additional refrigerant charge amount is calculated according to the following formula. Round up the calculated result to two decimal places. CALCULATION OF ADDITIONAL CHARGE REFRIGERANT Diameter of liquid Additional amount for...

  • Page 267

    2-6. EXAMPLE OF PIPING DESIGN Rated capacity of cooling Capacity class Rated capacity of Model code cooling (kW) (kW) 2.05 2.64 3.52 4.10 5.27 7.03 EXAMPLE 1 Outdoor unit Separation Separation tube tube Branch box Branch box Branch box (2.0kW) (2.0kW) (2.0kW) (2.0kW)

  • Page 268

    Selection of pipe size Liquid pipe size 9.52 9.52 9.52 9.52 9.52 6.35 6.35 mm (in.) (3/8) (3/8) (3/8) (3/8) (3/8) (1/4) (1/4) Gas pipe size 15.88 15.88 15.88 15.88 15.88 9.52 9.52 mm (in.) (5/8) (5/8) (5/8) (5/8) (5/8) (3/8) (3/8) Pipe length...

  • Page 269: System Configuration

    EXAMPLE 2 Outdoor unit Separation tube Branch box Branch box (5.0kW) (2.0kW) (2.0kW) (2.5kW) (2.0kW) (2.0kW) Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit System configuration (Indoor units) Total capacity (kW) Model name AS18 AS07 AS07 AS09 AS07 AS07...

  • Page 270

    Limitation check Example Limitation Diagram Judge Total pipe length Total 115 or less Between outdoor unit and the farthest indoor unit a + c + k 70 or less Between outdoor unit and branch boxes a + c + d 55 or less Total f + g + h + i + j + k...

  • Page 271

    EXAMPLE 3 Outdoor unit Branch box (7.0kW) (5.0kW) (2.0kW) Indoor unit Indoor unit Indoor unit System configuration (Indoor units) Total capacity (kW) Model name AS24 AS18 AS07 Capacity class (kW) 14.35 Rated capacity of 7.03 5.27 2.05 cooling (kW) Capacity ratio (Total capacity of indoor units) / (Capacity of outdoor unit) = (14.35) / (14.0) = 102.5% (Within 80% to 130%) Selection of separation tube...

  • Page 272

    Limitation check Example Limitation Diagram Judge Total pipe length Total 115 or less Between outdoor unit and the farthest indoor unit c + h 70 or less Between outdoor unit and branch box 55 or less Total f + g + h 60 or less Between branch box and indoor unit Each unit...

  • Page 273

    EXAMPLE 4 Outdoor unit Separation Separation tube tube Branch box Branch box Branch box (5.0kW) (5.0kW) (7.0kW) Indoor unit Indoor unit Indoor unit System configuration (Indoor units) Total capacity (kW) Model name AS18 AS18 AS24 Capacity class (kW) 5.0kW 5.0kW 7.0kW 17.57 Rated capacity of...

  • Page 274

    Limitation check Example Limitation Diagram Judge Total pipe length Total 115 or less Between outdoor unit and the farthest indoor unit a + b + c + l 70 or less Between outdoor unit and branch boxes a + b + c + d + e 55 or less Total f + i + l...

  • Page 275: Opening A Knockout Hole

    INSTALLATION 3-1. OUTDOOR UNIT OPENING A KNOCKOUT HOLE CAUTION Be careful not to deform or scratch the panel while opening the knock out holes. To protect the piping insulation after opening a knock out hole, remove any burrs from the edge of the hole.

  • Page 276

    PIPE CONNECTION CAUTION Be sure to install the pipe against the port on the indoor unit and the outdoor unit correctly. If the centering is improper, the flare nut cannot be tightened smoothly. If the flare nut is forced to turn, the threads will be damaged.

  • Page 277

    Handling precautions for the valves Mounted part of Blank cap is sealed for protection. Fasten blank cap tightly after opening valves. Blank cap Tightening torque [mm (in.)] [N·m] 6.35 (1/4) 20 to 25 9.52 (3/8) 20 to 25 12.70 (1/2) 25 to 30 15.88 (5/8) 30 to 35...

  • Page 278

    3-2. SEPARATION TUBE PIPE CONNECTION CAUTION Be sure to apply the pipe against the port on the indoor unit correctly. If the centering is improper, the flare nut cannot be tighten smoothly. If the flare nut is forced to turn, the threads will be damaged.

  • Page 279

    Straight pipe length to branch box to branch box When connecting the main piping, do not bend it near the connection section. If the main pipe must be bent due to unavoidable circumstances, ensure that the linear section is 150mm or more. Straight pipe=150mm or more to outdoor unit...

  • Page 280: Installation The Unit

    3-3. BRANCH BOX INSTALLATION THE UNIT WARNING Perform installation in a location which can properly withstand the weight of the unit. Failure to install in a robust location or a faulty installment may cause the equipment to fall, a water leakage, electric shock or fire.

  • Page 281

    e o e the contro bo as shown in the figure (6) Attach the control box to the main unit as and then change the positioning to the opposite shown in the figure. side. The lead wire Remove the control runs here box by lifting up and To the opposite side...

  • Page 282

    Fix the unit (When hanging from the ceiling) CAUTION Do not hang from the ceiling when performing a vertical installation. (1) Secure the hangers (accessories) with the screws (2 pieces, Ø 4 x 10mm, accessories). (4 places) Hanger (4 places) Screw (2) Secure the attachment section with the hanging bolt.

  • Page 283

    Fix the unit (For wall installation) <Horizontal installation> <Vertical installation> (1) Secure the hangers (accessories) with the (1) Secure the hangers (accessories) with the screws (2 pieces, Ø 4 x 10mm, accessories). screws (2 pieces, Ø 4 x 10mm, accessories). (4 places) (4 places) nsta the unit with its top side acing...

  • Page 284

    PIPE CONNECTION WARNING Be sure to perform flare connection. It causes a malfunction and a fire of this unit when connecting the pipes other than flare connection (brazing etc.). (1) Detach the caps and plugs from the pipes. CAUTION Be sure to apply the pipe against the port on the unit correctly. If the centering is improper, the flare nut cannot be tightened smoothly.

  • Page 285: Piping Insulation

    ADAPTER INSTALLATION Attach the adapters (accessories) to the ports on the gas pipe side of the indoor unit according to the size of the pipe to be connected. Apply the refrigeration compressor oil (or equivalent) used for the outdoor unit to the attaching portion of the adapters.

  • Page 286: Wiring Design

    WIRING DESIGN 4-1. ELECTRICAL WIRING PRECAUTION FOR ELECTRICAL WIRING Regulation on wire diameter and selecting circuit breaker size differ from locality. Install in accordance with local rules and regulations. Warning Do not turn on the power until all installation work is complete. Before starting work, check that power is not being supplied to the unit.

  • Page 287

    WIRING SYSTEM LAYOUT For installation of the outdoor unit, branch boxes, and indoor units, follow the instructions in the installation manual for each unit. Branch box 3 (Secondary) Indoor units Circuit breaker (over current) Earth leakage breaker Power supply Branch box 2 (Secondary) Circuit breaker (over current)

  • Page 288

    4-2. POWER SUPPLY CABLE WIRING POWER SUPPLY CABLE SPECIFICATIONS Use a separate power supply for the outdoor unit and branch box. Note: *1: Selected sample (Select an appropriate diameter of cable and the kind of cable according to each country and a local rule. ) *2: It is a total value of connected indoor units and branch box.

  • Page 289

    POWER SUPPLY CABLE WIRING Caution Except for EMERGENCY, never turn off main as well as sub breaker of the indoor units during operation. It will cause compressor failure as well as water leakage. First, stop the indoor unit by operating the control unit or external input device and then cut the breaker.

  • Page 290

    Example 3 (Branch box & indoor unit) Indoor units Branch box Branch box Junction box Branch box Circuit breaker (over current) Earth leakage breaker Branch box - Indoor unit Power supply 1ø 230V 50Hz - (06 - 42) - 6. SYSTEM DESIGN...

  • Page 291

    WIRING RULES Example 1 (prohibited) Power cable Branch box Power cable Do not connect the power cable directly to indoor units. Always supply power to indoor units from a branch box. - (06 - 43) - 6. SYSTEM DESIGN...

  • Page 292

    4-3. TRANSMISSION LINE TRANSMISSION WIRING SPECIFICATIONS Cable size Remarks Between Outdoor unit to Branch box 230V 50Hz Between Branch box to Branch box 1.5 mm 3Wire + ground Between Branch box to Indoor unit Sheathed PVC cable Between Central remote controller to Branch box 0.33 mm Polar 3core TRANSMISSION WIRING LIMITATION...

  • Page 293: Wiring Method

    WIRING METHOD Practical transmission wiring method is shown below. Each terminal has to be connected by the following rules. Example 1 Single-phase Power supply cable 230V 50Hz Max.26.5A Breaker1 Breaker1: Earth leakage breaker Breaker2: Circuit breaker (over current) Breaker2 Outdoor unit Central remote controller BRANCH BOX...

  • Page 294: Outdoor Units

    Caution of wiring method ote the connection between branch bo enough according to the figure be ow. BRANCH BOX 3 (SECONDARY 2) Connection prohibited BRANCH BOX 2 (OUTPUT) : Cable line BRANCH BOX 1 BRANCH BOX 1 (OUTPUT) (PRIMARY) OUTDOOR UNIT BRANCH BOX 2 or BRANCH BOX (OUTPUT)

  • Page 295: Indoor Units

    WIRING RULES Example (prohibited) Branch box (primary) Transmission line Do not interconnect indoor units. Always connect branch box to indoor unit. - (06 - 47) - 6. SYSTEM DESIGN...

  • Page 296: Control System

    4-4. CONTROLLER CABLE WIRING WIRING SPECIFICATIONS Model type Connection to Wire Cable size pecification Central remote Remote controller Branch box 0.33 mm controller cable Wired Remote Sheathed PVC cable Polar Indoor unit Controller 3core Remote controller 0.33 mm cable Simple Remote Indoor unit Controller IR Receiver Unit...

  • Page 297: System Design

    WIRING RULES Example 1 (good) Branch box 1 (primary) Branch box 2 (secondary) Branch box 3 (secondary) Central remote controller line Central remote controller One Central remote controller can be connected to any branch box in 1 refrigerant system. Example 2 (prohibited) Branch box 1 (primary) Branch box 2 (secondary) Branch box 3 (secondary)

  • Page 298

    Example 3 (prohibited) Branch box (primary) Central remote controller line Central remote controller Central remote controller line Do not connect Central remote controller to outdoor unit or indoor unit. Always connect branch box to Central remote controller. Example 4 (prohibited) Branch box 1 (primary) Branch box 2 (secondary) Central remote...

  • Page 299

    Example 5 (prohibited) 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 (prohibited) Branch box 1 (primary) Branch box 2 (secondary) Wired Simple remote remote Remote Remote...

  • Page 300

    FUNCTION SETTING 5-1. OUTDOOR UNIT SWITCH POSITION LED lamp 7 Segment LED Lamp LED981 LED982 POWER ERROR / MODE LED961 LED962 MODE / SELECT ENTER CHECK EXIT SW931 SW932 SW933 SW934 Outdoor unit printed circuit board Push button Set the functions of the outdoor unit with the push buttons (SW931, SW932 and SW933) while observing the 7-segment LED lamps (LED961 and LED962) on the printed circuit board.

  • Page 301

    FUNCTION SETTING After verifying that the system is normal, press the MODE/EXIT button (SW931) once. LED961 LED962 LED961 LED962 Press the SELECT button (SW932), and display “F2” on the LED962. (Monitoring mode) (Setting mode) (Function mode) (Error history mode) LED961 LED962 LED961 LED962...

  • Page 302

    Again, referring to the Settings List shown below, press the SELECT button (SW932), and display the code number of the function you want to set on the LED962. Ex.) To select the Emergency Stop function LED961 LED962 LED961 LED962 e t press the button and confir the se ection o the unction ou want to...

  • Page 303

    SETTINGS LIST LED961 LED962 Factory Setting Mode Setting Function Remarks CODE No. CODE No. setting Use it when showing cooling capacity Standard shortage. Cooling High power mode 1 Use High power mode 2 when showing capacity shift cooling capacity shortage in High power High power mode 2 mode 1.

  • Page 304

    5-2. INDOOR UNIT (setting by jumper wire) Note: This function is for Slim Duct type only. SWITCH POSITION Slim Duct type JUMPER WIRE SETTING Drainage function setting (JM1) (u...Factory setting) Drainage function Connect Enable Disconnect Disable Auto louver grille settng (JM2) When Auto louver grille kit (optional parts) is attached, set the Auto louver grille setting to "Valid".

  • Page 305

    5-3. INDOOR UNIT (setting by wireless remote controller) The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions. Incorrect settings can cause the indoor unit to malfunction. After the power is turned on, perform the “FUNCTION SETTING” according to the installation conditions using the remote controller.

  • Page 306

    5-3-1. AR-RAH2E / AR-RAH1E SWITCHING SELECTION OF FUNCTION SETTING MODE (2) Press and hold the “FAN” and the “ SET TEMP. ” buttons. While holding these 2 buttons, press the "RESET" button. SET TEMP. ( ) RESET Function setting mode display SELECTION AND CONFIRMATION OF CUSTOM CODE (3) Press the “...

  • Page 307

    BUTTON NAME AND FUNCTION During address setting mode, indoor unit rejects any operation command from remote controller. Function number Refer to FUNCTION DETAILS MODE button Setting number - Start the function setting mode Refer to FUNCTION DETAILS - Changes the display digits FAN button START/STOP button Fixes function setting...

  • Page 308

    FUNCTION SETTING (5) Press the “MODE” button to access the (6) Press the “ ” or the “ ” buttons to select function setting mode. the function number. Press the “MODE” button to switch between the left and right digits. Change digit (7) Press the FAN button to proceed to setting (8) Press the “...

  • Page 309

    COMPLETION OF FUNCTION SETTING MODE (11) Press the “RESET” button. RESET SETTING UP EACH INDOOR UNIT Repeat steps (1) through to (11). 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.

  • Page 310

    REMOTE CONTROLLER CUSTOM CODE SETTING According to the following instructions, please set the custom code settiing of the Wireless remote controller to match any changes in the custom code setting of the indoor unit. (Note that the air conditioner cannot receive a signal if the right custom codes has not been set.) 1.Press the START/STOP button until only the .

  • Page 311

    5-3-2. AR-REA2E CONFIRMATION OF CUSTOM CODE (2) Prior to entering the function setting mode, adjust the signal code of the remote controller to atch the custo code o the indoor unit as specified in e ote ontro er usto Setting SWITCHING SELECTION OF FUNCTION SETTING MODE "...

  • Page 312

    BUTTON NAME AND FUNCTION During the function setting mode, indoor unit will reject any operation command from remote controller. Function number Refer to FUNCTION DETAILS Setting number Refer to FUNCTION DETAILS 10°C HEAT button POWERFUL button Changes the displayed digits Switches between the setting number (bottom line) and function number (top line)

  • Page 313

    FUNCTION SETTING (4) Press the "TEMP. " or "TEMP. " buttons to select the function number. Press the "10°C HEAT" button to switch between left and right digits. Change digit Change digit (5) Press the "POWERFUL" button to proceed (6) Press the "TEMP. "...

  • Page 314

    COMPLETION OF FUNCTION SETTING MODE (9) Press the "RESET" button. RESET SETTING UP EACH INDOOR UNIT Repeat steps (1) through to (9). RESET THE POWER AFTER SETTING UP FUNCTION OF ALL INDOOR UNITS Important If the reset is not performed, function settings cannot be read in normally. After all the functions have been set, the circuit breaker needs to be switched off for at least 2 minutes.

  • Page 315

    REMOTE CONTROLLER CUSTOM CODE SETTING According to the following instructions, please set the custom code setting of the Wireless remote controller to match any changes in the custom code setting of the indoor unit. (Note that the air conditioner cannot receive a signal if the right custom code has not been set.) 1.

  • Page 316

    5-3-3. AR-REB1E SWITCHING SELECTION OF FUNCTION SETTING MODE " buttons. While holding these 2 buttons, (2) Press and hold the "POWERFUL" and "TEMP. press the "RESET" button. POWERFUL TEMP. ( RESET Function setting mode display CONFIRMATION OF CUSTOM CODE (3) Press the “TEMP. ”...

  • Page 317

    BUTTON NAME AND FUNCTION During the function setting mode, indoor unit will reject any operation command from remote controller. Function number Refer to FUNCTION DETAILS Setting number Refer to FUNCTION DETAILS 10°C HEAT button POWERFUL button Changes the displayed digits Switches between the setting number (bottom line) and function number (top line)

  • Page 318

    FUNCTION SETTING (5) Press the "10°C HEAT" button to access (6) Press the "TEMP. " or "TEMP. " the fuction setting mode. buttons to select the function number. Press the "10°C HEAT" button to switch between left and right digits. Change digit (7) Press the "POWERFUL"...

  • Page 319

    COMPLETION OF FUNCTION SETTING MODE (11) Press the "RESET" button. RESET SETTING UP EACH INDOOR UNIT Repeat steps (1) through to (11). RESET THE POWER AFTER SETTING UP FUNCTION OF ALL INDOOR UNITS Important If the reset is not performed, function settings cannot be read in normally. After all the functions have been set, the circuit breaker needs to be switched off for at least 2 minutes.

  • Page 320

    REMOTE CONTROLLER CUSTOM CODE SETTING According to the following instructions, please set the custom code setting of the Wireless remote controller to match any changes in the custom code setting of the indoor unit. (Note that the air conditioner cannot receive a signal if the right custom codes has not been set.) 1.

  • Page 321

    5-4. INDOOR UNIT (setting by wired remote controller) The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions.Incorrect settings can cause the indoor unit to malfunction. After the power is turned on, perform the Function Setting according to the installation conditions using the remote controller.

  • Page 322

    5-4-1. MODEL: UTY-RNN SWITCHING SELECTION OF FUNCTION SETTING MODE 2) To activate the function setting mode, hold down the three buttons "SET TEMP. V", "SET at the sa e ti e or seconds or onger. Function setting mode initial display BUTTON NAME AND FUNCTION During address setting mode, indoor unit will reject any operation command from the remote controller.

  • Page 323

    FUNCTION SETTING 3) Press the "Set Time <" button or the "Set Time >" button, to select the function number. Function number 4) Press the "SET TEMP. V" button or the "SET TEMP. button, to select the setting number. he disp a ashes during setting nu ber se ection.

  • Page 324

    COMPLETION OF FUNCTION SETTING MODE 6) To clear the function setting mode and return to the regular display, hold down the three buttons "SET TEMP. V", "SET TEMP. and "FAN" at the same time. Normal mode display *If no key entry is made for 60 seconds, even though none of the above buttons is pressed, the function setting mode will automatically be cleared.

  • Page 325

    5-4-2. MODEL: UTY-RVN SWITCHING SELECTION OF FUNCTION SETTING MODE 2) When [Menu button] is pressed twice while “Monitor” screen is displayed, it switches to the “Submenu” screen. If [Menu button] is pressed while the “Submenu” screen is displayed, the display returns to the “Monitor” screen. Monitor Mo 10:00AM Submenu...

  • Page 326

    FUNCTION SETTING 3) Select the [Function No.] by pressing the [Cursor button (Left/Right)], and select the Function No. to be set by pressing the [Cursor button (Up/Down)]. Function setting Mo 10:00AM R.C. Function Setting address Cancel: Version Error history 4) Select the [Setting No.] by pressing the [Cursor button (Left/Right)], and select the Setting No.

  • Page 327

    COMPLETION OF FUNCTION SETTING MODE 6) When [Cancel button] is pressed twice while “Function setting” screen is displayed, it switches to the “Submenu” screen. Function setting Mo 10:00AM R.C. Function Setting Submenu Mo 10:00AM address Date and time Screen Cancel: Filter sign Version Error history...

  • Page 328

    5-5. INDOOR UNIT (setting by simple remote controller) The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions. Incorrect settings can cause the indoor unit to malfunction. After the power is turned on, perform the Function Setting according to the installation conditions using the remote controller.

  • Page 329

    SWITCHING SELECTION OF FUNCTION SETTING MODE 2) To activate the function setting mode, hold down the three buttons "Set Temp. q", "Set Temp. p" and "Fan" at the same time for 5 seconds or longer. Function setting mode initial display BUTTON NAME AND FUNCTION During function setting mode, indoor unit will reject any operation command from the remote controller.

  • Page 330

    FUNCTION SETTING Press the an button so that the unction nu ber disp a ashes. hen press either the "Set Temp. p" button or the "Set Temp. q" button to set up the function number. Function number Press the an button so that the etting nu ber disp a ashes.

  • Page 331

    COMPLETION OF FUNCTION SETTING MODE 6) Press the three buttons "Set Temp. p", "Set Temp. q" and "Fan" at the same time for 5 seconds or longer. The function setting mode will be cleared and the regular display will be restored. Normal mode display *If no key entry is made for 60 seconds, even though none of the above buttons is pressed, the function setting mode will automatically be cleared.

  • Page 332

    5-6. FUNCTION DETAILS Compact Functions Slim duct Wall mounted Floor / Ceiling Floor cassette 1) Filter sign 2) Ceiling height 3) Outlet directions ertica air ow direction range contro 5) Static pressure 6) Room temperature control for cooling 7) Room temperature control for heating 8) Auto restart 9) Room temperature sensor switching 10) Remote controller custom code...

  • Page 333

    3) Outlet directions Select the appropriate number of outlet directions according to the installation conditions. ( ... Factory setting) Setting description Function number Setting value 4-way 3-way 4) Vertical airflow direction range control In a concealed installation, change the setting to "Fixed" (02) to restrict the movement of the upper air out et so that the air ow is on towards the hori onta direction.

  • Page 334

    8) Auto restart Enable or disable automatic restart after a power interruption. ( ... Factory setting) Setting description Function number Setting value Enable Disable *Auto restart is an emergency function such as for power outage etc. Do not attempt to use this function in normal operation. Be sure to operate the unit by remote controller or external device.

  • Page 335

    13) Indoor unit fan control for energy saving for cooling Enable or disables the power-saving function by controlling the indoor unit fan rotation when the outdoor unit is stopped during cooling operation. ( ... Factory setting) Setting description Function number Setting value Disable Enable...

  • Page 336

    5-7. CENTRAL REMOTE CONTROLLER Memory backup setting Prohibited Prohibited Switch Prohibited Prohibited Prohibited SWITCH POSITION DIP Switch 1 2 3 4 5 6 Front case (back side) - (06 - 88) - 6. SYSTEM DESIGN...

  • Page 337

    DIP SWITCH SETTING SW1 setting Memory backup setting 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. (u...Factory setting) Memory backup Disable Enable...

  • Page 338

    5-8. WIRED REMOTE CONTROLLER 5-8-1. MODEL: UTY-RVN Memory backup setting Switch Dual remote controller setting SWITCH POSITION Wired remote controller DIP SWITCH SETTING Memory backup setting 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.

  • Page 339

    5-8-2. MODEL: UTY-RNN Prohibited Dual remote controller setting Prohibited Switch 1 °F / °C switch Prohibited Memory backup setting * Do not use DIP Switch 2 SWITCH POSITION Wired remote controller Front case (back side) DIP Switch 2 DIP Switch 1 (All switches fi ed at - (06 - 91) -...

  • Page 340

    DIP SWITCH 1 SETTING SW2 setting Dual remote controller setting Set the remote controller SW2 according to the following table. Indoor unit (u...Factory setting) Primary unit Secondary unit Number Remote controller cable 1 2 3 of remote controller 1 (Normal) 2 (Dual) 1 2 3 1 2 3...

  • Page 341

    5-9. SIMPLE REMOTE CONTROLLER Prohibited Dual remote controller setting °F / °C switch Switch Prohibited Prohibited Prohibited SWITCH POSITION Simple remote controller DIP Switch - (06 - 93) - 6. SYSTEM DESIGN...

  • Page 342

    DIP SWITCH SETTING SW2 setting Dual remote controller setting Set the remote controller SW2 according to the following table. Indoor unit (u...Factory setting) Primary unit Secondary unit Number Remote controller cable 1 2 3 of remote controller 1 (Normal) 2 (Dual) 1 2 3 1 2 3 Secondary...

  • Page 343

    5-10. DUCT STATIC PRESSURE SETTING MODELS : AR G07LLTA, AR G09LLTA, AR G12LLTA, AR G14LLTA, AR G18LLTA, AR G12LLTB, AR G14LLTB, AR G18LLTB he air ow setting other than the de au t a ue o a be changed to the re uired external static pressure.

  • Page 344: Check Run, Safety Precautions

    CHECK RUN This operation allows the air conditioner to automatically check the status of the outdoor unit and check for wiring mistakes. Installation mistakes and positions where errors are occurring are shown by the outdoor unit display indicators. *The Check run time is used only as a guide.This time differs depending on the surrounding temperature conditions.

  • Page 345

    RESTRICTIONS APPLICABLE WHEN PERFORMING THE CHECK When the Check run starts, all indoor units connected to the outdoor unit will start to run automatically. During the Check run, you cannot check the operation of the indoor units separately. After the Check run, check the operation of the indoor units separately in normal operation.

  • Page 346

    6-2. CHECK RUN CHECK ITEMS AND PROCEDURE Use the following procedure to perform the Check run. Check Item Procedure When an Error Occurs When an error occurred 1. Turn on 1.1 Check he power is on to the outdoor unit power communi- connected branch boxes, and indoor units.

  • Page 347

    6-3. CHECK RUN EXAMPLES : Wiring EXAMPLE1 : Piping When the number of piping is more than the number of wiring. Branch box 1 (Primary) Branch box 2 (Secondary) Branch box 3 (Secondary) INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C...

  • Page 348

    EXAMPLE3 When connection destination does not match. Branch box 1 (Primary) Branch box 2 (Secondary) Branch box 3 (Secondary) 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 Indoor...

  • Page 349

    EXAMPLE4 When connection destination does not match. Branch box 1 (Primary) Branch box 2 (Secondary) Branch box 3 (Secondary) 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 Indoor...

  • Page 350

    EXAMPLE5 When connection destination does not match Branch box 1 (Primary) Branch box 2 (Secondary) Branch box 3 (Secondary) 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 351: Operation Method

    6-4. RELOCATION AND INCREASE OF UNIT Perform the following operation when the number of indoor unit/branch box is changed or circuit board of branch box/outdoor unit are exchanged. The air conditioner doesn't work normally if the following operation is not performed. OPERATION METHOD 1) Turn on both the power supplies of the outdoor unit and the branch boxes.

  • Page 352

    EXTERNAL INPUT & OUTPUT 7-1. OUTDOOR UNIT Input Output Connector Remarks Low noise mode CN931 External input priority mode CN932 See external input/output settings Peak cut mode CN933 for details. Stop operation mode CN934 Error status CN951 Compressor status CN952 Base heater CN206 - (06 - 104) -...

  • Page 353

    7-1-1. EXTERNAL INPUT ON/OFF of the "Low noise mode", "External input priority mode", "Peak cut mode", and "Stop operation ode unctions can be changed with an e terna fie d de ice. LOW NOISE MODE The following reduces the operating sound of the outdoor unit from the normal sound. The air conditioner is set to the "Low noise mode"...

  • Page 354

    EXTERNAL INPUT PRIORITY MODE It is possible to switch to cooling operation or heating operation by using external input. Circuit diagram example Outdoor unit control PC board Connected unit Ex.) Switch Connector *10 m Signal Field supply * Make the distance from the PC board to the connected unit within 10 m. Contact capacity: DC 24 V or more, 10 mA or more.

  • Page 355

    PEAK CUT MODE Operation that suppressed the current value can be performed by means of the following on- site work. The air conditioner is set to the Peak cut mode when closing the contact input of a commercial ON/OFF switch to a connector on the outdoor control PC board. Circuit diagram example Outdoor unit control PC board...

  • Page 356

    STOP OPERATION MODE It is possible to switch to Batch stop or Emergency stop and Normal operation by using external input. Circuit diagram example Outdoor unit control PC board Connected unit Ex.) Switch Connector *10 m Signal Field supply * Make the distance from the PC board to the connected unit within 10 m. Contact capacity: DC 24 V or more, 10 mA or more.

  • Page 357

    When function setting is in "Emergency stop" mode Input signal Emergency stop Command Normal Operation Air conditioner Stop Remote controller Remote control operation invalidity Parts (Optional) Parts name External connect kit Model name UTY-XWZXZ3 - (06 - 109) - 6. SYSTEM DESIGN...

  • Page 358

    7-1-2. EXTERNAL OUTPUT ERROR STATUS OUTPUT An air conditioner error status signal is produced when a malfunction occurs. Circuit diagram example Outdoor unit Connected unit control PC board Connector Power supply Load *10 m Signal Field supply * Make the distance from the PC board to the connected unit within 10 m. 1) Power supply Voltage(Chart sign=Vcc): DC 24 V or less 2) Load...

  • Page 359

    COMPRESSOR STATUS OUTPUT Compressor operation status signal is produced when the compressor is running. Circuit diagram example Outdoor unit Connected unit control PC board Connector Power supply Load *10 m Signal Field supply * Make the distance from the PC board to the connected unit within 10 m. 1) Power supply Voltage (Chart sign=Vcc): DC 24 V or less 2) Load...

  • Page 360

    BASE HEATER A base heater is a heating element that may be installed to melt the ice that may accumulate in the condenser drain pan. This output signal is produced when the outdoor temperature drops down to 2°C, and releases at 4°C.

  • Page 361

    7-2. INDOOR UNIT EXTERNAL INPUT EXTERNAL OUTPUT Indoor unit type Operation status Fresh air control Auxiliary heater Control input Error status output output output output Compact Cassette Slim Duct Wall Mounted (LU / LM types) Floor / Ceiling Floor 7-2-1. EXTERNAL INPUT CONTROL INPUT (Operation/Stop or Forced stop) Compact...

  • Page 362

    When function setting is in "Operation/Stop" mode Input signal Operation Indoor unit Stop When function setting is in "Forced stop" mode Input signal Forced stop Command Normal Operation Indoor unit Stop Remote controller Remote control operation invalidity Parts (Optional) Wall Mounted Compact Floor / Slim Duct...

  • Page 363

    7-2-2. EXTERNAL OUTPUT OPERATION STATUS OUTPUT Wall Mounted Compact Floor / Slim Duct Floor Cassette Ceiling LU / LM Connector CN103 CN103 CN304 CNB01 CN16 CN103 CN20 An air conditioner operation status signal can be output. Circuit diagram example Indoor unit Connected unit control PC board *1 Connector...

  • Page 364

    FRESH AIR CONTROL OUTPUT Compact Cassette Slim Duct Wall Mounted Floor / Ceiling Floor Connector A signal linked to air conditioner indoor fan ON can be output. * However, signal becomes OFF during cold air prevention control operation. Circuit diagram example Indoor unit Connected unit control PC board...

  • Page 365

    AUXILIARY HEATER OUTPUT Compact Cassette Slim Duct Wall Mounted Floor / Ceiling Floor Connector CN10 A signal is outputed from Connector when indoor fan and compressor turn on under heating operation. Tr-Ts igna output per or ance specifications are as Tr-Ts = -1°C shown on the right Tr-Ts = -3°C...

  • Page 366

    ERROR STATUS OUTPUT Wall Mounted Compact Floor / Slim Duct Floor Cassette Ceiling LU / LM Connector CNB02 An air conditioner error status signal can be output. Circuit diagram example Indoor unit Connected unit control PC board *1 Connector DC 24 V Ex.)Relay unit Ex.)Display Relay...

  • Page 367

    DRAIN CONNECTION 8-1. OUTDOOR UNIT CAUTION Perform drain work in accordance with this Manual, and ensure that the drain water is properly drained. If the drain work is not carried out correctly, water may drip down from the unit, wetting the furniture. When the outdoor temperature is 0 °C or less, do not use the accessory drain pipe and drain cap.

  • Page 368

    8-2. INDOOR UNIT GENERAL RULES OF DRAIN PROCESS Install the drain pipe with downward gradient (1/100 or more) and so there are no rises in the pipe. Use general hard polyvinyl chloride pipe and connect it with adhesive (polyvinyl chloride) so that there is no leakage.

  • Page 369

    SLIM DUCT TYPE Ceiling concealed setting Supporter Drain hose Drain cap Arrange the drain hose 1.5 to 2.0m lower than this position prohibited Air bleeding Rise Trap Gap of 1.5-2.0 m Supporter Locally arranged pipe Max. VP25 300 mm [O.D.32mm or more] Horizontal or upward gradient...

  • Page 370

    Floor standing concealed setting prohibited Drain cap Rise Trap CAUTION Drain lift-up cannot be done for Floor standing concealed setting. - (06 - 122) - 6. SYSTEM DESIGN...

  • Page 371: Installation Method

    WALL MOUNTED TYPE (LJ, LU, LM) Installation method of Drain cap For left outlet piping, cut off the piping outlet cutting groove with a hacksaw. No gap No gap Remove the drain cap by pulling at the projection at the end of the cap with pliers, etc.

  • Page 372

    FLOOR / CEILING TYPE Under ceiling setting Remove the hole cover prohibited Drain hose Arrange the drain hose lower than this position When drain hose is arranged backward. Secure the drain hose with the VT wire. Piping hole Base (Bottom) VT wire Intake grille Drain hose...

  • Page 373

    FLOOR TYPE The drain hose can be connected at either side of the indoor unit. The unit has been shipped with the drain hose connectedat left (viewed from the back of the unit) and the drain cap applied at right. Drain cap Drain hose...

  • Page 374

    CENTRAL DRAIN PROCESS When converging multiple drain pipes , install according to the procedure shown below. T-joint converging drain pipes Select converging drain pipes whose diameter is suitable for the operating capacity of the unit. - (06 - 126) - 6.

  • Page 375

    DRAIN INSULATION Please confirm water flows into Drain pan of the indoor unit, and drain is done normally when the connection of Drain hose is completed. Please check whether there is any water leak in the Drain piping. Please insulate the pipe from heat using a heat insulator with enough thickness so that there is no dew.

  • Page 376: Standard Accessories

    STANDARD ACCESSORIES 9-1. OUTDOOR UNIT The following installation parts are supplied. Use them as required. Do not discard any accessories until the installation work has been completed. Name and shape Q'ty Application Installation manual Drain pipe For outdoor unit drain piping work Drain cap For outdoor unit drain...

  • Page 377

    9-2. INDOOR UNIT COMPACT CASSETTE TYPE INDOOR UNIT ACCESSORIES CASSETTE GRILLE ACCESSORIES Name and shape Q'ty Application Name and shape Q'ty Application Operating Connector cover For covering connector manual Tapping screw For mounting decoration Installation panel manual (M5 × 12mm) Coupler heat For indoor side pipe joint Tapping screw...

  • Page 378

    SLIM DUCT TYPE Name and shape Q'ty Application Name and shape Q'ty Application Operating Drain hose For installing drain pipe VP25 (O.D.32, I.D.25) manual Installation Hose band For installing drain hose manual Installation template For positioning the Drain hose insulation B Insulates the drain hose indoor unit Filter (Small)

  • Page 379

    WALL MOUNTED TYPE Name and shape Q'ty Application Name and shape Q'ty Application Operating Tapping screw For wall hook bracket installation manual (M4 x 25mm) Installation Tapping screw manual (M3 x 12mm) Wall hook bracket For indoor unit Remote controller installation ir c eaning fi ter Battery...

  • Page 380

    Name and shape Q'ty Application Name and shape Q'ty Application Operating Seal A It is used when the manual diameter of gas pipe is Ø12.70 or more. It is necessary when using AS14. Installation Tapping screw For wall hook bracket manual (M4 x 25mm) installation...

  • Page 381

    FLOOR / CEILING TYPE Name and shape Q'ty Application Name and shape Q'ty Application Operating Coupler heat insulation For indoor side pipe joint (Large) (Large pipe) manual Installation Coupler heat insulation For indoor side pipe joint (Small) (Small pipe) manual Cover plate (left) Cable tie For binding the drain...

  • Page 382

    FLOOR TYPE Name and shape Q'ty Application Name and shape Q'ty Application Operating Tapping screw For wall hook bracket installation manual (M4 x 25mm) Installation Tapping screw manual (M3 x 12mm) Wall hook bracket For indoor unit Remote controller installation ir c eaning fi ter Battery Cloth tape...

  • Page 383: Optional Parts Installation, Fresh Air Intake Kit

    OPTIONAL PARTS INSTALLATION 10-1. FRESH AIR INTAKE KIT MODEL : UTZ-VXAA FEATURE Enables to take in fresh air of up to 10% of “high” air volume of the indoor unit by attaching the Fresh Air Intake Kit to cassette type indoor units. Connecting duct Indoor unit (Field supply)

  • Page 384

    SPECIFICATIONS Model name UTZ-VXAA Fresh air Max. fresh air %(for High) intake intake volume Connection duct type ø 100 Dimension 120 x 570 x 570 (HxWxD) Gross 165 x 585 x 585 Weight Gross - (06 - 136) - 6. SYSTEM DESIGN...

  • Page 385: Installation Location

    PRECAUTION About fresh air intake kit The Fresh Air Intake Kit can be installed onto cassette type air conditioners. The volume of ventilated air provided by the Fresh Air Intake it a be unab e to u fi enti ation regulations in some countries.

  • Page 386

    DIMENSIONS Unit : mm Min.450 Inspection hatch (SIDE VIEW) (TOP VIEW) (SIDE VIEW) When installing this kit, an inspection hatch is necessary. (For service and maintenance.) - (06 - 138) - 6. SYSTEM DESIGN...

  • Page 387

    AIRFLOW Unit : mm Measurement position of shown in the graph ir ow - (06 - 139) - 6. SYSTEM DESIGN...

  • Page 388: Connection Diagram

    FRESH AIR CONTROL OUTPUT You can control duct fan by synchronization with fan operation of indoor unit. Wire for fresh air control output is supplied with Fresh Air Intake Kit. Extended length of the wire : For Single & Multi split system : Max. 10m Connection diagram For Relay Output voltage : DC12V ±...

  • Page 389

    ACCESSORY PARTS Name and shape Q'ty Application Name and shape Q'ty Application Installation Extension wire for Extension wire for receiver receiver manual Chamber Air joint for connection Wire (External output  ) For connect indoor unit duct to relay of duct fan (For single or multi) Wire cover Cover for extension wire...

  • Page 390: Auto Louver Grille Kit

    10-2. AUTO LOUVER GRILLE KIT MODELS UTD-GXSA-W UTD-GXSB-W FEATURE i p e at uto ou er wi pro ide co ort air ow and har oni e with u ur interior. Closed louver Opened louver [Operation is stopped.] [During operation] Flexible control Auto Louver Grille ★Operation with Indoor Unit...

  • Page 391

    Ideal warm airflow Tempe- Tempe- rature(°C) rature(°C) Without Auto Louver With Auto Louver [Condition] [Condition] Model (Indoor unit): AR*G12LLTA Model (Indoor unit): AR*G12LLTA Outdoor temperature: 2°C Model (Auto louver grille): UTD-GXSA-W Outdoor temperature: 2°C Operation contents: Heating Set temperature: 30°C Operation contents: Heating Set temperature: 30°C ir ow...

  • Page 392

    SPECIFICATIONS Model name UTD-GXSA-W UTD-GXSB-W Power Supply Connecting with Control box of indoor unit Fixing of Auto Louver Grille crew fi ing to ange or ectangu ar duct Extension Square Duct Limit 1.0m (Max. duct length between indoor unit and Grille) Net Dimension 180x683x(84+9) 180x883x(84+9)

  • Page 393

    PRECAUTION e ect the insta ation ocation that eets the o owing re uire ent and that is appro ed b the customer. o d and war air shou d reach the entire roo . D≦1000 mm floor *1) Refer to Design & Technical manual for Air velocity distribution and Air temperature distribution during heating. the distance ro the cei ing is not ade uate it a cause...

  • Page 394

    DIMENSIONS MODEL : UTD-GXSA-W Burring hole Hole Burring hole Hole MODEL : UTD-GXSB-W Burring hole Hole Hole Burring hole - (06 - 146) - 6. SYSTEM DESIGN...

  • Page 395

    ACCESSORY PARTS Name and shape Q'ty Name and shape Q'ty Installation manual Screw-A 10 mm Operating manual Screw-B 10 mm Grille Cable clip Bracket frame Cable tie Bushing - (06 - 147) - 6. SYSTEM DESIGN...

  • Page 396

    REFRIGERANT LEAKAGE CAUTION The installer and system specialist shall secure safety against leakage according to local regulations or standards. The following standards may be applicable if local regulations are not available. 11-1. INTRODUCTION This air conditioners use R410A as refrigerant. Though R410A is harmless and incombustible in itself, the room in which the air conditioner is installed should be large enough that the refrigerant gas will not exceed the concentration limit even if the refrigerant gas leaks.

  • Page 397

    11-2. CHECKING CONCENTRATION LIMIT Check concentration limit following steps  , and take appropriate measures depending on the situation.  Calculate amount of all replenished refrigerant (kg) per refrigerant system. Total amount of replenished Amount of replenished Amount of additional refrigerant per refrigerant refrigerant in refrigerant replenished refrigerant...

  • Page 398

    When concentration limit is exceeded When the concentration limit is exceeded,change the original plan or take one of the countermeasures shown below. Countermeasure 1 Provide opening for ventilation. Pro ide . ore opening to oor space both abo e and be ow or pro ide opening without door.

  • Page 399: Installation Precautions

    INSTALLATION PRECAUTIONS 12-1. INDOOR UNIT INSTALLATION PRECAUTIONS Note: The information listed below are general precautions. Some models also include items that do not apply. PLACES WHERE USE IS PROHIBITED Places where there is the danger of combustible gas leakage. Places where sulfur gas, chlorine gas, acid, alkali, or other matter which effects equipment is generated Places where there is a lot of oil splash and steam (kitchen, machinery room, etc.) Places where machinery which generates high frequencies is used...

  • Page 400

    [Installation precautions] Contents Countermeasures (Reference) When inside When the indoor unit is installed where the 1) Add heat insulating material the ceiling inside of the ceiling is 30°C (86°F) RH80% to the outside of the indoor is high or greater, the dew point temperature of the unit cabinet.

  • Page 401

    [Installation precautions] Contents Countermeasures (Reference) When When the wall mounting type is installed in a 1) Plan installation of a model installation bedroom, living room, or other quiet place, the with external expansion environment is sound o the re rigerant ow a be sensed valve.

  • Page 402: Outdoor Unit Installation Precautions

    12-2. OUTDOOR UNIT INSTALLATION PRECAUTIONS Note: The information listed below are general precautions. Some models also include items that do not apply. PLACES WHERE USE IS PROHIBITED Places where there is the danger of combustible gas leakage Places where sulfur gas, chlorine gas, acid, alkali, or other matter which effects equipment is generated Places not affected by heat radiation from other heat sources Places where the air is not stagnant...

  • Page 403

    Flexible Multi System 7. OPTIONAL PARTS DTR_BME005E_02--CHAPTER07 2013.04.26...

  • Page 404

    CONTENTS 7. OPTIONAL PARTS 1. SEPARATION TUBE ..............07 - 01 2. BRANCH BOX................07 - 02 3. CONTROLLER ................07 - 05 4. OTHERS ..................07 - 06...

  • Page 405: Heat Insulation

    SEPARATION TUBE MODEL : UTP- SX248A Unit: mm Port diameters Liquid pipe Gas pipe Q'ty Q'ty ø 9.52 ø 15.88 Heat insulation For liquid pipe For gas pipe Q'ty Q'ty Dimensions Liquid pipe Gas pipe - (07 - 01) - 7.

  • Page 406

    BRANCH BOX Model Type UTP-PY03A 3 branches UTP-PY02A 2 branches DIMENSION Unit : mm [3 branches type]         Indoor unit side Ceiling hanging Outdoor unit side Wall hanging - (07 - 02) - 7.

  • Page 407

    Unit : mm [2 branches type]       Indoor unit side Ceiling hanging Outdoor unit side Wall hanging PIPE DIAMETER Liquid pipe ø 3/8 inch (9.52 mm)  Main pipe Gas pipe ø 5/8 inch (15.88 mm) ...

  • Page 408

    ACCESSORIES Name and Shape Q'ty Application Name and Shape Q'ty Application Installation Manual Washer For suspending the Branch box from ceiling Tapping screw For installing the Hanger (M4×10) Coupler heat For indoor and [PY03A] insulation (large) outdoor side pipe joint (gas pipe) [PY02A] Tapping screw For installing the...

  • Page 409

    CONTROLLER LINE UP Indoor units Type Model Wall mounted Compact Floor / Slim Duct Floor Cassette Ceiling Central Remote Controller UTY-DMM M UTY-RVN M Wired Remote Controller UTY-RNN M AR-RAH2E AR-RAH1E Wireless Remote Controller AR-REA2E AR-REB1E IR Receiver Unit UTY-LRH M Simple Remote Controller UTY-RSN M : Accessory,...

  • Page 410

    OTHERS LINE UP Indoor units Outdoor Type Model Wall Mounted Compact Slim Floor / unit Floor Cassette Duct Ceiling Cassette Grille UTG-UF D-W Air outlet shutter plate UTR-YDZB Insulation kit for high UTZ-KXGC humidity Fresh air intake kit UTZ-VXAA External control set UTD-ECS5A UTY-XWZX External connect kit...

  • Page 411

    PARTS Cassette grille Air outlet shutter plate Model : UTG-UF D-W Model : UTR-YDZB For Compact Cassette type For Compact Cassette type Insulation kit for high humidity Fresh air intake kit Model : UTZ-KXGC Model : UTZ-VXAA Insulation For Compact Cassette type For Compact Cassette type External control set External connect kit...

  • Page 412

    PARTS Auto louver grille kit Communication kit Models : UTD-GXSA-W *1 UTD-GXSB-W *2 Model : UTY-XCBXZ1 *1 For Slim Duct (07-14 models) *2 For Slim Duct (18 model) For Wall Mounted (LJ) type Communication kit Communication kit Model : UTY-XCBXZ2 Model : UTY-TWBXF For Wall Mounted (LM) type For Wall Mounted (LU) type...

  • Page 413

    Flexible Multi System FUJITSU GENERAL LIMITED 1116, Suenaga, Takatsu-ku, Kawasaki 213-8502, Japan URL : http://www.fujitsu-general.com Copyright© 2010-2014 Fujitsu General Limited. All rights reserved. Product specifications are subject to change without notice. Printed in Japan 2014.02.21...

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