Page 1 AIR CONDITIONER 1 phase type Simultaneous multi system DESIGN & TECHNICAL MANUAL SIMULTANEOUS MULTI INDOOR G18LVLB G18LLTB G22LMLA G18LVTB × × × ×     G22LVLA G18LLTB G24LMLA G22LVTA × × × ×     G24LVLA G24LVTA ×...
Page 2 CONTENTS 1. GENERAL INFORMATION 2. INDOOR UNIT (SIMULTANEOUS MULTI) 3. OUTDOOR UNIT 4. SYSTEM DESIGN 5. OPTIONAL PARTS...
Page 3 AIR CONDITIONER 1 phase type Simultaneous multi system 1. GENERAL INFORMATION DTR_SSM002E_01--CHAPTER01 2016.01.25...
Page 4: Table Of Contents
CONTENTS 1. GENERAL INFORMATION FEATURES OF SYSTEM ·············································································· 01-01 1-1. PERFORMANCE AND ENERGY SAVING ····················································· 01-01 1-2. EASY INSTALLATION ···················································································01-02 1-3. QUIET OPERATION ·······················································································01-03 1-4. SIMULTANEOUS MULTI SYSTEM ································································01-04 1-5. CONTROL SYSTEM ·······················································································01-05 MODEL LINE UP ····························································································01-08 2-1. INDOOR UNITS ······························································································01-08 2-2.
Page 5: Features Of System
FEATURES OF SYSTEM 1-1. PERFORMANCE AND ENERGY SAVING DC TWIN ROTARY COMPRESSOR „ „ DC twin rotary compressor Efficiency in all load regions is good. Especially good performance from low to medium at normal operation. High efficiency compressor motor High DC Twin Rotary compressor Optimized refrigerant flow design...
Page 6: Easy Installation
1-2. EASY INSTALLATION 4-DIRECTIONS PIPING LOW OUTDOOR „ „ „ „ CONNECTION AIR TEMPERATURE CORRESPONDENCE Four directions piping connection is possible. The perfect route can be selected Both cooling and heating operations can be according to the installation. performed when the outdoor air temperature is low.
Page 7: Quiet Operation
1-3. QUIET OPERATION LOW NOISE FUNCTION „ „ Suppresses operating sound. This function suppresses the outdoor unit noise value to the following 2 level. * Performance may drop depending on the outside air temperature condition, etc. Level 1 ... Rated noise value -2dB Level 2 ...
Page 8: Simultaneous Multi System
1-4. SIMULTANEOUS MULTI SYSTEM „ IDEAL COMFORTABLE AIRFLOW DISTRIBUTION „ Can support various installation scenes from office to commercial space by same place multi connection of up to 3 units. Indoor units distributed layout according to the shape and number of people and lighting conditions of the room even on wide floors and atypical floors.
Page 9: Control System
1-5. CONTROL SYSTEM 1-REMOTE CONTROLLER CONTROL „ „ This is the most basic system. Wired type or wireless type remote controller can be selected. Simultaneous multi system „ Refrigerant pipe Refrigerant pipe Indoor unit 0 Indoor unit 1 Indoor unit 2 Indoor unit 0 Indoor unit 1 Indoor unit 2...
Page 10 2-REMOTE CONTROLLERS CONTROL „ „ Control locally and from a remote point is possible using 2-remote controllers. Simultaneous multi system „ Refrigerant pipe Refrigerant pipe Indoor unit 0 Indoor unit 1 Indoor unit 2 Indoor unit 0 Indoor unit 1 Indoor unit 2 (Primary) (Secondary)
Page 11 GROUP CONTROL „ „ Max 16 indoor units are simultaneously controlled with a wired remote controller. Example Refrigerant pipe Refrigerant pipe Indoor unit 1 Indoor unit 2 Indoor unit 0 (Primary) (Secondary) Indoor unit 15 Max 16 indoor units Wireless R.C. * In simultaneous control, the timer and 10°C HEAT function by using the wireless remote controller...
Page 12: Model Line Up
MODEL LINE UP 2-1. INDOOR UNITS SIMULTANEOUS MULTI SYSTEM „ „ TWIN TRIPLE 18 model x2 22 model x2 24 model x2 18 model x3 AUG18LVLB x 2 AUG22LVLA x 2 AUG24LVLA x 2 AUG18LVLB x 3 COMPACT CASSETTE ARG18LLTB x 2 ARG22LMLA x 2 ARG24LMLA x 2 ARG18LLTB x 3...
Page 13: Outdoor Unit
2-2. OUTDOOR UNIT SIMULTANEOUS MULTI SYSTEM CONNECTION TYPE Twin Triple INDOOR UNIT 18 model x 2 22 model x 2 24 model x 2 18 model x 3 OUTDOOR UNIT AOG36LBTB AOG45LBTB AOG54LBTB - (01-09) -...
Page 14: Controller
2-3. CONTROLLER Wireless Simple REMOTE IR Receiver Wired Remote Controller Remote Remote CONTROLLER TYPE Unit Controller Controller Note; SET TEMP. START/STOP : Accessory : Optional Parts š ― : It is not possible to connect it. UTY-RVNM UTY-RNNM UTY - LRHM UTY-RSNM SIMULTANEOUS MULTI SYSTEM COMPACT...
Page 15: Branch Pipes
2-4. BRANCH PIPES Twin connection type Model : UTP - SX236 Liquid pipe Gas pipe Ø9.52 Ø6.35 Ø15.88 Ø12.70 Ø12.70 Ø19.05 Ø6.35 Ø12.70 Twin connection type Model : UTP - SX254 Liquid pipe Gas pipe Adapter Ø15.88 Ø15.88 Ø9.52 Ø9.52 Ø6.35 Ø19.05 Ø12.70...
Page 16: Cassette Grille
2-5. CASSETTE GRILLE SIMULTANEOUS MULTI SYSTEM „ „ INDOOR UNITS TYPE MODEL COMPACT SLIM FLOOR / DUCT CASSETTE DUCT CEILING ― ― ― Cassette grille UTG-UF š  Parts „ Cassette grille Model: UTG-UF  - (01-12) -...
Page 17: Others (Optional Parts)
2-6. OTHERS (optional parts) SIMULTANEOUS MULTI SYSTEM „ „ INDOOR UNITS OUTDOOR TYPE MODEL COMPACT SLIM FLOOR / UNIT DUCT CASSETTE DUCT CEILING ― ― ― ― Air outlet shutter plate UTR-YDZB š Insulation kit for high ― ― ― ―...
Page 18 SIMULTANEOUS MULTI SYSTEM „ „ Parts „ Air outlet shutter plate Insulation kit for high humidity Model:UTR-YDZB Model:UTZ-KXGC COMPACT CASSETTE COMPACT CASSETTE TYPE TYPE Fresh air intake kit Square flange Model:UTZ-VXAA Model:UTD-SF045T COMPACT CASSETTE TYPE DUCT TYPE Round flange Long-life filter Model:UTD-RF204 Model:UTD-LF25NA DUCT TYPE...
Page 19 External connect kit External connect kit Model:UTY - XWZX Model:UTY - XWZXZ3 ( x 1 ) COMPACT CASSETTE TYPE, ( x 1 ) FLOOR / CEILING TYPE OUTDOOR UNIT - (01-15) -...
Page 20 AIR CONDITIONER 1 phase type Simultaneous multi system 2. INDOOR UNITS (SIMULTANEOUS MULTI) DTR_SSM002E_01--CHAPTER02 2016.01.25...
Page 21 CONTENTS 2. INDOOR UNITS (SIMULTANEOUS MULTI) FEATURES ·······································································································02-01 1-1. COMPACT CASSETTE TYPE ··········································································02-01 1-2. SLIM DUCT TYPE ·····························································································02-04 1-3. DUCT TYPE ·······································································································02-06 1-4. FLOOR / CEILING TYPE ···················································································02-08 REMOTE CONTROLLER ············································································· 02-10 2-1. WIRED REMOTE CONTROLLER ····································································· 02-10 2-2. WIRELESS REMOTE CONTROLLER ······························································...
Page 22 CONTENTS 2. INDOOR UNITS (SIMULTANEOUS MULTI) 6-4. HEATING CAPACITY OF SIMULTANEOUS MULTI (TRIPLE) ·························02-47 6-4-1. COMPACT CASSETTE TYPE ····································································02-47 6-4-2. SLIM DUCT TYPE ···················································································02-48 6-4-3. FLOOR / CEILING TYPE ··········································································02-49 FAN PERFORMANCE ···················································································02-50 7-1. COMPACT CASSETTE TYPE ···········································································02-50 7-1-1. AIR VELOCITY DISTRIBUTION ·································································02-50 7-1-2.
Page 23: Features
FEATURES 1-1. COMPACT CASSETTE TYPE MODEL „ „ INDOOR UNIT OUTDOOR UNIT AU  G18LVLB × 2 AO  G36LBTB AU  G22LVLA × 2 AO  G45LBTB TWIN AU  G24LVLA × 2 AO  G54LBTB AU  G18LVLB × 3 TRIPLE FEATURES „...
Page 24 zEasy maintenance „  Maintenance of fan motor and fan Maintenance of fan motor and fan can be done easily after taking off the panel, since bell-mouth can be removed easily A : Fan motor B : 2 stage turbo fan C : Bell-mouth D : Panel ...
Page 25 FUNCTION SETTING „ „ Outlet direction selection „ • Performs operation matched to the number of outlets when 4 directions are unnecessary and outlets are blocked when the ceiling cassette is installed in a corner, etc. 4-way direction 3-way direction 4-way direction mode: Set when there are 4 outlets (shipped state).
Page 26: Slim Duct Type
1-2. SLIM DUCT TYPE MODEL „ „ INDOOR UNIT OUTDOOR UNIT AR  G18LLTB × 2 AO  G36LBTB TWIN AR  G18LLTB × 3 AO  G54LBTB TRIPLE FEATURES „ „ Energy efficiency class „ MODEL ARG18LLTB × 2 Cooling Flexible installation Heating...
Page 27 FUNCTION SETTING „ „ Static pressure mode setting „ Airflow, noise, etc. can be used under the optimum conditions by selecting the static pressure mode matched to the installation conditions. Room temperature sensor switching „ Switches from room temperature judgment by room temperature sensor attached to indoor unit body to room temperature judgment by room temperature sensor attached to wired remote controller.
Page 28: Duct Type
1-3. DUCT TYPE MODEL „ „ INDOOR UNIT OUTDOOR UNIT AR  G22LMLA × 2 AO  G45LBTB TWIN AR  G24LMLA × 2 AO  G54LBTB FEATURES „ „ Energy saving „ High energy saving was realized by making the indoor unit and outdoor unit fan motor and compressor all DC and optimal design of the refrigerant cycle.
Page 29 Easy maintenance „ It can easily access the fan and the motor by the divided panel structure. 1. Control box Structural improvement is attained by making the bottom panel two pieces, front and rear. 2. Fan casing The internal fan casing is also manufactured in two 3.
Page 30: Floor / Ceiling Type
1-4. FLOOR / CEILING TYPE MODEL „ „ INDOOR UNIT OUTDOOR UNIT AB  G18LVTB × 2 AO  G36LBTB AB  G22LVTA × 2 AO  G45LBTB TWIN AB  G24LVTA × 2 AO  G54LBTB AB  G18LVTB × 3 TRIPLE FEATURES „...
Page 31 FUNCTION SETTING „ „ Ceiling switching function (standard/high ceiling) „ Also delivers air to high ceilings by selecting the mode and raising the airflow according to the height of the ceiling. Standard ...Operates at normal airflow. Mode 1 ...Airflow becomes greater than normal. Auto restart „...
Page 32: Remote Controller
REMOTE CONTROLLER 2-1. WIRED REMOTE CONTROLLER FEATURES „ „ ● Various timer setup (ON/OFF/WEEKLY) are possible. ● Equipped with weekly timer as standard function. (Start/Stop function is twice per day for a week) ● When setting up a timer, start/stop and a temperature setup can be changed.
Page 33 FUNCTIONS „ „ START/STOP button Pressed to start and stop operation. SET TEMP. button Selects the setting temperature. MODE button Selects the operating mode(AUTO, HEAT, FAN, COOL, DRY). FAN button Selects the fan speed (AUTO, QUIET, LOW, MED, HIGH). ECONOMY (THERMO SENSOR) button Turns the economy efficient mode on and off.
Page 34 SYSTEM DIAGRAM „ „ 1-remote controller 2-remote controllers „ „ Indoor unit Indoor unit A , B , C : Remote controller cable. Refer to next page Primary Primary Secondary Secondary for detail specifications. < < 500m ; B+C 500m Remote controller Remote controller ELECTRICAL WIRING...
Page 35 INSTALLATION „ „ Connect the end of remote controller cable directly to the exclusive terminal block. M4 screw Outdoor unit / Remote controller Remote Power supply terminal block controller terminal block Indoor unit cable Terminal block Note: It may be failed if it is connected to the outdoor unit or the terminal block for power supply.
Page 36: Wireless Remote Controller
2-2. WIRELESS REMOTE CONTROLLER FEATURES „ „ Four kinds of timer setup (ON / OFF / PROGRAM / SLEEP) are possible. „ Can be used jointly with wired remote controllers. „ Easy to change custom code (4 patterns). „ Built-in timers „...
Page 37 FUNCTIONS „ „ MODE button Selects the operating mode (AUTO, COOL, DRY, FAN, HEAT). /Start / end R.C. custom code change. (Max 4 types) 10°C HEAT button * In Simultaneous multi system, does not function. SET TEMP. button ( ▲ / ▼ ) Sets the indoor temp./ Sets R.C.
Page 38 FUNCTIONS (COMPACT CASSETTE TYPE ONLY) „ „ MODE button Selects the operating mode (AUTO, COOL, DRY, FAN, HEAT). /Start / end R.C. custom code change. (Max 4 types) 10°C HEAT button Set temp. button ( ▲ / ▼ ) Sets the indoor temp./ Sets R.C. custom code. ECONOMY button SLEEP button Pressed to select sleep timer.
Page 39 SYSTEM DIAGRAM „ „ Signal receiver ● Control signal might not be recognized in following cases: window (i) A curtain or a wall, etc. exists between transmitter and receiver. (ii) There is an instant-start type (inverter type, etc.) fluorescent lamp Signal transmitter in the room.
Page 40 PACKING LIST (ACCESSORIES) „ „ Name and shape Quantity Application Remote controller holder Use as remote controller holder Tapping screw (M3 x 12 mm) For remote controller holder installation Battery For remote controller [ 1.5V (R03 / AAA) ] SPECIFICATIONS „...
Page 41: Compact Cassette Type
SPECIFICATIONS 3-1. COMPACT CASSETTE TYPE CASSETTE MODEL Type INVERTER HEATPUMP Model name AU Û G18LVLB AU Û G22LVLA AU Û G24LVLA Power source 230V ~ 50Hz Available voltage range 198V - 264V High Cooling Quiet Airflow rate High Heating Quiet Type ×...
Page 42: Slim Duct Type
3-2. SLIM DUCT TYPE DUCTED MODEL Type INVERTER HEATPUMP Model name AR Û G18LLTB Power source 230V ~ 50Hz Available voltage range 198V - 264V High Cooling Quiet Airflow rate High Heating Quiet Type × Q'ty Sirocco × 3 Motor output Recommended static pressure 0 to 90 High...
Page 43: Duct Type
3-3. DUCT TYPE DUCTED MODEL Type INVERTER HEATPUMP Model name AR Û G22LMLA AR Û G24LMLA Power source 230V ~ 50Hz Available voltage range 198V - 264V High 1100 Cooling Quiet Airflow rate High 1100 Heating Quiet Type × Q'ty Sirocco ×...
Page 44: Floor / Ceiling Type
3-4. FLOOR / CEILING TYPE FLOOR / CEILING MODEL Type INVERTER HEATPUMP Model name AB Û G18LVTB AB Û G22LVTA AB Û G24LVTA Power source 230V ~ 50Hz Available voltage range 198V - 264V High Cooling Quiet Airflow rate High Heating Quiet Type ×...
Page 45: Dimensions
DIMENSIONS 4-1. COMPACT CASSETTE TYPE MODELS (UNIT) : AU G18LV, AUG22LV, AUG24LV „ „ (Unit : mm) • Cassette grille mounting state 530 ( Hanging bolt position ) Top view Be sure to leave maintenance space for future service Maintenance space at the designated position.
Page 46 INSTALLATION PLACE „ „ (Unit : mm) Strong and durable ceiling or more 1000 1000 or more or more 1800 or more Obstruction Floor Maximum height from floor to ceiling (Unit: mm) Model name AU  G18LV AU  G22LV AU ...
Page 47: Slim Duct Type
4-2. SLIM DUCT TYPE Unit : mm MODEL : AR  G18LL „ „ Rear view View A (Drain hose) Drain port 100 x 8 = 800 Top view Side view Front view Bottom view - (02-25) -...
Page 48 Unit : mm 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) Grille...
Page 49 MAINTENANCE SPACE „ „ Provide a service access for inspection purposes as shown below. Do not place any wiring or illumination in the service space, as they will impede service. Service access Unit Control or more Service space - (02-27) -...
Page 50: Duct Type
4-3. DUCT TYPE MODELS: AR G22LM, ARG24LM „ „ (Unit : mm) Front view Side view (L) Side view (R) Top view Rear view AR  G22LM, AR  G24LM  Knock out hole (fresh air)  Hole for power cable - (02-28) -...
Page 51 INSTALLATION PLACE „ „ (Unit : mm) 2500 or more (When no ceiling) 300 or more 150 or more Floor MAINTENANCE SPACE „ „ It shall be possible to install and remove It shall be possible to install and remove the control box.
Page 52: Floor / Ceiling Type
4-4. FLOOR / CEILING TYPE MODELS: AB G18LV, ABG22LV, ABG24LV „ „ (Unit : mm) Rear view Side view (Drain hose) Bottom view Wall bracket Side of set 100 hole 50 hole 100 hole AB  G18LV AB  G22LV, AB  G24LV Drain outlet ø...
Page 53 INSTALLATION PLACE „ „ (Unit : mm) 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 - (02-31) -...
Page 54: Wiring Diagrams
WIRING DIAGRAMS 5-1. COMPACT CASSETTE TYPE MODELS: AU G18LV, AUG22LV, AUG24LV „ „ - (02-32) -...
Page 55: Slim Duct Type
5-2. SLIM DUCT TYPE MODEL : AR  G18LL „ „ THERMISTOR GRAY (PIPE TEMP.) GRAY BLACK THERMISTOR BLACK (ROOM TEMP.) LOUVER PRINTED RECEIVER UNIT (OPTION) CIRCUIT (OPTION) BOARD FLOAT SWITCH (MAIN) BLACK BLACK WHITE BLACK TERMINAL HEATER FRESH AIR (OPTION) (OPTION) 1 2 3 4 5 6 7 8...
Page 56: Duct Type
5-3. DUCT TYPE MODELS : AR G22LM, ARG24LM „ „ - (02-34) -...
Page 57: Floor / Ceiling Type
5-4. FLOOR / CEILING TYPE MODELS : ABG18LV, ABG22LV, ABG24LV „ „ - (02-35) -...
Page 58: Cooling Capacity Of Simultaneous Multi (Twin)
CAPACITY TABLE 6-1. COOLING CAPACITY OF SIMULTANEOUS MULTI (TWIN) 6-1-1. COMPACT CASSETTE TYPE This table is created using the maximum capacity. MODEL : AUG18LV × 2 „ „ 22.7 Indoor temperature °CDB °CWB °CDB 8.75 6.44 1.46 9.74 6.48 1.48 10.08 7.04 1.49 10.74 7.06...
Page 59: Slim Duct Type
6-1-2. SLIM DUCT TYPE This table is created using the maximum capacity. MODEL : ARG18LL × 2 „ „ 31.3 Indoor temperature °CDB °CWB °CDB 8.75 6.44 1.46 9.74 6.48 1.48 10.08 7.04 1.49 10.74 7.06 1.51 11.07 7.63 1.51 11.74 7.60 1.53 12.40 8.09...
Page 60: Duct Type
6-1-3. DUCT TYPE This table is created using the maximum capacity. MODEL : ARG22LM × 2 „ „ 36.7 Indoor temperature °CDB °CWB °CDB 10.62 8.27 1.63 11.83 8.32 1.66 12.24 9.04 1.67 13.04 9.07 1.68 13.45 9.80 1.69 14.26 9.76 1.71 15.06 10.39 1.73 10.54 8.27...
Page 61: Floor / Ceiling Type
6-1-4. FLOOR / CEILING TYPE This table is created using the maximum capacity. MODEL : ABG18LV x 2 „ „ 26.0 Indoor temperature °CDB °CWB °CDB 8.75 6.44 1.46 9.74 6.48 1.48 10.08 7.04 1.49 10.74 7.06 1.51 11.07 7.63 1.51 11.74 7.60...
Page 62: Heating Capacity Of Simultaneous Multi (Twin)
6-2. HEATING CAPACITY OF SIMULTANEOUS MULTI (TWIN) 6-2-1. COMPACT CASSETTE TYPE This table is created using the maximum capacity. MODEL : AUG18LV x 2 „ „ 26.7 Indoor temperature °CDB °CDB °CWB 9.73 4.04 9.50 4.13 9.27 4.21 9.04 4.29 8.81 4.38 10.74...
Page 63: Slim Duct Type
6-2-2. SLIM DUCT TYPE This table is created using the maximum capacity. MODEL : ARG18LL x 2 „ „ 31.3 Indoor temperature °CDB °CDB °CWB 9.73 4.04 9.50 4.13 9.27 4.21 9.04 4.29 8.81 4.38 10.74 4.04 10.49 4.13 10.23 4.21 9.98 4.29...
Page 64: Duct Type
6-2-3. DUCT TYPE This table is created using the maximum capacity. MODEL : ARG22LM x 2 „ „ 36.7 Indoor temperature °CDB °CDB °CWB 10.50 4.35 10.25 4.44 10.00 4.53 9.75 4.62 9.50 4.71 11.69 4.35 11.41 4.44 11.14 4.53 10.86 4.62 10.58...
Page 65: Floor / Ceiling Type
6-2-4. FLOOR / CEILING TYPE This table is created using the maximum capacity. MODEL : ABG18LV x 2 „ „ 26.0 Indoor temperature °CDB °CDB °CWB 9.73 4.04 9.50 4.13 9.27 4.21 9.04 4.29 8.81 4.38 10.74 4.04 10.49 4.13 10.23 4.21 9.98...
Page 66: Cooling Capacity Of Simultaneous Multi (Triple)
6-3. COOLING CAPACITY OF SIMULTANEOUS MULTI (TRIPLE) 6-3-1. COMPACT CASSETTE TYPE This table is created using the maximum capacity. MODEL : AUG18LV x 3 „ „ 34.0 Indoor temperature °CDB °CWB °CDB 12.20 9.30 2.20 13.59 9.36 2.23 14.05 10.17 2.25 14.98 10.21 2.27 15.44 11.02 2.28 16.37 10.98 2.30 17.30 11.69 2.32 12.13 9.32...
Page 67: Slim Duct Type
6-3-2. SLIM DUCT TYPE This table is created using the maximum capacity. MODEL : ARG18LL x 3 „ „ 47.0 Indoor temperature °CDB °CWB °CDB 12.20 9.30 2.20 13.59 9.36 2.23 14.05 10.17 2.25 14.98 10.21 2.27 15.44 11.02 2.28 16.37 10.98 2.30 17.30 11.69 2.32 12.13 9.32 2.28 13.52 9.38...
Page 68: Floor / Ceiling Type
6-3-3. FLOOR / CEILING TYPE This table is created using the maximum capacity. MODEL : ABG18LV x 3 „ „ 39.0 Indoor temperature °CDB °CWB °CDB 12.20 9.30 2.20 13.59 9.36 2.23 14.05 10.17 2.25 14.98 10.21 2.27 15.44 11.02 2.28 16.37 10.98 2.30 17.30 11.69 2.32 12.13 9.32 2.28 13.52 9.38...
Page 69: Heating Capacity Of Simultaneous Multi (Triple)
6-4. HEATING CAPACITY OF SIMULTANEOUS MULTI (TRIPLE) 6-4-1. COMPACT CASSETTE TYPE This table is created using the maximum capacity. MODEL : AUG18LV x 3 „ „ 40.0 Indoor temperature °CDB °CDB °CWB 11.12 4.59 10.85 4.68 10.59 4.78 10.33 4.88 10.06 4.97 12.58...
Page 70: Slim Duct Type
6-4-2. SLIM DUCT TYPE This table is created using the maximum capacity. MODEL : ARG18LL x 3 „ „ 47.0 Indoor temperature °CDB °CDB °CWB 11.12 4.59 10.85 4.68 10.59 4.78 10.33 4.88 10.06 4.97 12.58 4.59 12.28 4.68 11.98 4.78 11.68 4.88...
Page 71: Floor / Ceiling Type
6-4-3. FLOOR / CEILING TYPE This table is created using the maximum capacity. MODEL : AB G18LV x 3 „ „ 39.0 Indoor temperature °CDB °CDB °CWB 11.12 4.59 10.85 4.68 10.59 4.78 10.33 4.88 10.06 4.97 12.58 4.59 12.28 4.68 11.98 4.78...
Page 72: Fan Performance
FAN PERFORMANCE 7-1. COMPACT CASSETTE TYPE Note: Condition 7-1-1. AIR VELOCITY DISTRIBUTION Fan speed : High Operation mode : FAN MODEL : AUG18LV Ceiling mode : Standard „ „ 4-way air outlet „ Unit : m/s 0.25 0.25 0.25 0.25 TOP VIEW Vertical airflow direction louver : Upward...
Page 73 Note: Condition Fan speed : High Operation mode : FAN MODEL : AUG18LV Ceiling mode : Standard „ „ 3-way air outlet „ Unit : m/s 0.25 0.25 0.25 TOP VIEW Vertical airflow direction louver : Upward Unit : m/s 0.25 SIDE VIEW 0.25...
Page 74 Note: Condition Fan speed : High Operation mode : FAN MODEL : AUG22LV Ceiling mode : Standard „ „ 4-way air outlet „ Unit : m/s 0.25 0.25 0.25 0.25 TOP VIEW Vertical airflow direction louver : Upward Unit : m/s 0.25 0.25 SIDE VIEW...
Page 75 Note: Condition Fan speed : High Operation mode : FAN MODEL : AUG22LV Ceiling mode : Standard „ „ 3-way air outlet „ Unit : m/s 0.25 0.25 0.25 TOP VIEW Vertical airflow direction louver : Upward Unit : m/s SIDE VIEW 0.25 0.25...
Page 76 Note: Condition Fan speed : High Operation mode : FAN MODEL : AUG24LV Ceiling mode : Standard „ „ 4-way air outlet „ Unit : m/s 0.25 0.25 0.25 0.25 TOP VIEW Vertical airflow direction louver : Upward Unit : m/s 0.25 SIDE VIEW 0.25...
Page 77 Note: Condition Fan speed : High Operation mode : FAN MODEL : AUG24LV Ceiling mode : Standard „ „ 3-way air outlet „ Unit : m/s 0.25 0.25 0.25 TOP VIEW Vertical airflow direction louver : Upward Unit : m/s SIDE VIEW 0.25 0.25...
Page 78: Airflow
7-1-2. AIRFLOW MODEL : AUG18LV (STANDARD CEILING MODE) „ „ Cooling „ Fan speed Airflow HIGH QUIET zHeating „ Fan speed Airflow HIGH QUIET - (02-56) -...
Page 79 MODEL : AUG22LV (STANDARD CEILING MODE) „ „ Cooling „ Fan speed Airflow HIGH QUIET zHeating „ Fan speed Airflow HIGH QUIET - (02-57) -...
Page 80 MODEL : AUG24LV (STANDARD CEILING MODE) „ „ Cooling „ Fan speed Airflow HIGH QUIET zHeating „ Fan speed Airflow HIGH QUIET - (02-58) -...
Page 81 MODEL : AUG18LV (HIGH CEILING MODE) „ „ Cooling „ Fan speed Airflow HIGH QUIET zHeating „ Fan speed Airflow HIGH QUIET - (02-59) -...
Page 82 MODEL : AUG22LV (HIGH CEILING MODE) „ „ Cooling „ Fan speed Airflow 1030 HIGH QUIET zHeating „ Fan speed Airflow 1000 HIGH QUIET - (02-60) -...
Page 83 MODEL : AUG24LV (HIGH CEILING MODE) „ „ Cooling „ Fan speed Airflow 1030 HIGH QUIET zHeating „ Fan speed Airflow 1000 HIGH QUIET - (02-61) -...
Page 84: Slim Duct Type With Auto Louver Grille Kit
7-2. SLIM DUCT TYPE with Auto louver grille kit 7-2-1. AIR VELOCITY AND TEMPERATURE DISTRIBUTION MODEL : AR  G18LL (UTD-GXSB-W) „ „ Conditions Fan speed : High Note: This data is a measurement of Auto louver grille kit(option) by installing it. Operation mode : Fan Voltage : 230V...
Page 85 Conditions Fan speed : High Note: This data is a measurement of Auto louver grille kit(option) by installing it. Operation mode : Heat Air velocity distribution Voltage : 230V „ Reference Data Unit: m/s Side view Vertical airflow direction louver : Down Horizontal airflow direction louver : Center Air temperature distribution...
Page 86: Fan Performance Curve
7-2-2. FAN PERFORMANCE CURVE MODEL : AR  G18LL „ „ Hi (SP mode09) SP mode09 upper limit Quiet (SP mode09) SP mode09 lower limit Normal SP upper limit Quiet (Normal SP) Hi (Normal SP) SP mode00 upper limit Hi (SP mode00) Quiet (SP mode00) 1000...
Page 87 Cooling „ Capacity 1000 1100 Airflow [m Heating „ Capacity 1000 1100 Airflow [m - (02-65) -...
Page 88: Airflow
7-2-3. AIRFLOW MODEL : AR  G18LL „ „ Cooling „ Fan speed Airflow HIGH QUIET Heating „ Fan speed Airflow HIGH QUIET - (02-66) -...
Page 89: Duct Type
7-3. DUCT TYPE 7-3-1. FAN PERFORMANCE AND CAPACITY MODEL : ARG22LM (NORMAL MODE) „ „ Static pressure (Pa) 1200 1100 1000 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING 104.0 102.0 100.0 98.0 Capacity 96.0 94.0 1,000 1,100 1,200...
Page 90 MODEL : ARG24LM (NORMAL MODE) „ „ Static pressure (Pa) 1200 1100 1000 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING 104.0 102.0 100.0 98.0 Capacity 96.0 94.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 104.0 102.0 100.0 98.0...
Page 91 MODEL : ARG22LM (STATIC PRESSURE MODE 1) „ „ Static pressure (Pa) 1200 1000 1000 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING 104.0 102.0 100.0 98.0 Capacity 96.0 94.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 104.0 102.0...
Page 92 MODEL : ARG24LM (STATIC PRESSURE MODE 1) „ „ Static pressure (Pa) 1200 1000 1000 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING Capacity 1,000 1,100 1,200 1,300 Airflow (m HEATING Capacity 1,000 1,100 1,200 1,300 Airflow (m - (02-70) -...
Page 93 MODEL : ARG22LM (STATIC PRESSURE MODE 2) „ „ Static pressure (Pa) 1160 1020 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING 102.0 100.0 98.0 96.0 Capacity 94.0 92.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 102.0 100.0 98.0...
Page 94 MODEL : ARG24LM (STATIC PRESSURE MODE 2) „ „ Static pressure (Pa) 1160 1020 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING 102.0 100.0 98.0 Capacity 96.0 94.0 92.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 102.0 100.0 98.0...
Page 95 MODEL : ARG22LM (STATIC PRESSURE MODE 3) „ „ Static pressure (Pa) 1100 1000 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING 102.0 100.0 98.0 96.0 Capacity 94.0 92.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 102.0 100.0 98.0...
Page 96 MODEL : ARG24LM (STATIC PRESSURE MODE 3) „ „ Static pressure (Pa) 1100 1000 Quiet Q-h Characteristic curve Quiet 1,000 1,100 1,200 1,300 Airflow (m COOLING 102.0 100.0 98.0 96.0 Capacity 94.0 92.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 102.0 100.0 98.0...
Page 97: Floor / Ceiling Type
7-4. FLOOR / CEILING TYPE 7-4-1. AIR VELOCITY DISTRIBUTION MODEL : ABG18LV (FLOOR CONSOLE) „ „ Unit : m/s 0.25 Unit : m/s TOP VIEW Right Vertical airflow direction louver : DOWNWARD Horizontal airflow direction louver : CENTER 0.25 0.25 Left Unit : m/s TOP VIEW...
Page 98 MODEL : ABG18LV (UNDER CEILING) „ „ Unit : m/s 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : UPWARD Horizontal airflow direction louver : CENTER 0.25 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : UPWARD Horizontal airflow direction louver : RIGHT &...
Page 99 MODEL : ABG22LV (FLOOR CONSOLE) „ „ Unit : m/s 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : DOWNWARD Right Horizontal airflow direction louver : CENTER 0.25 0.25 Left Unit : m/s TOP VIEW Vertical airflow direction louver : DOWNWARD Horizontal airflow direction louver : RIGHT &...
Page 100 MODEL : ABG22LV (UNDER CEILING) „ „ Unit : m/s 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : UPWARD Horizontal airflow direction louver : CENTER 0.25 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : UPWARD Horizontal airflow direction louver : RIGHT &...
Page 101 MODEL : ABG24LV (FLOOR CONSOLE) „ „ Unit : m/s 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : DOWNWARD Right Horizontal airflow direction louver : CENTER 0.25 0.25 Left Unit : m/s TOP VIEW Vertical airflow direction louver : DOWNWARD Horizontal airflow direction louver : RIGHT &...
Page 102 MODEL : ABG24LV (UNDER CEILING) „ „ Unit : m/s 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : UPWARD Horizontal airflow direction louver : CENTER 0.25 0.25 Unit : m/s TOP VIEW Vertical airflow direction louver : UPWARD Horizontal airflow direction louver : RIGHT &...
Page 103: Airflow
7-4-2. AIRFLOW MODEL : ABG18LV „ „ Cooling „ Fan speed Airflow HIGH QUIET zHeating „ Fan speed Airflow HIGH QUIET - (02-81) -...
Page 104 MODEL : ABG22LV „ „ Cooling „ Fan speed Airflow HIGH QUIET zHeating „ Fan speed Airflow HIGH QUIET - (02-82) -...
Page 105 MODEL : ABG24LV „ „ Cooling „ Fan speed Airflow HIGH QUIET zHeating „ Fan speed Airflow HIGH QUIET - (02-83) -...
Page 106: Operation Noise
OPERATION NOISE 8-1. NOISE LEVEL CURVE 8-1-1. COMPACT CASSETTE TYPE MODEL : AUG18LV „ „ Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 HIGH HIGH NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 QUIET QUIET NC-25 NC-25 NC-20 NC-20...
Page 107 MODEL : AUG24LV „ „ 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 QUIET NC-30 NC-30 QUIET 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...
Page 108: Slim Duct Type
8-1-2. SLIM DUCT TYPE MODEL : ARG18LL „ „ 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 QUIET NC-20 QUIET NC-15 NC-15 1,000 2,000 4,000 8,000...
Page 109: Duct Type
8-1-3. DUCT TYPE MODEL : ARG22LM „ „ 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 QUIET QUIET NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000...
Page 110: Floor / Ceiling Type
8-1-4. FLOOR / CEILING TYPE MODEL : ABG18LV „ „ Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 HIGH HIGH NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 QUIET QUIET NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000...
Page 111 MODEL : ABG24LV „ „ 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 QUIET QUIET 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...
Page 112: Sound Level Check Point
8-2. SOUND LEVEL CHECK POINT „ COMPACT CASSETTE TYPE „ Microphone 1.5 m Microphone - (02-90) -...
Page 113 SLIM DUCT TYPE „ „ Measuring duct Measuring duct Set the static pressure as rating in this area Microphone Microphone DUCT TYPE „ „ Measuring duct Measuring duct Set the static pressure as rating in this area Microphone Microphone - (02-91) -...
Page 114 FLOOR / CEILING TYPE „ „ Floor console „ Microphone Microphone Under ceiling „ Microphone Microphone - (02-92) -...
Page 115: Electric Characteristics
ELECTRIC CHARACTERISTICS Indoor unit Power supply Wiring specification (Total*) Max. operating Connection Limited wiring current (A) Type Model name Voltage (V) Frequency (Hz) cable length (m) AU  G18LV COMPACT AU  G22LV 230 ~ 1.5 (Min.) CASSETTE AU  G24LV SLIM DUCT AR ...
Page 116: Safety Devices
SAFETY DEVICES Indoor unit Circuit protection Fan motor protection Thermal protection program Type Model name Current fuse (PCB) Activate Reset AU  G18LV COMPACT 138 ± 15 °C 105 ± 20 °C AU  G22LV 250V 3.15A CASSETTE Fan motor speed down Fan motor speed recover AU ...
Page 117 AIR CONDITIONER 1 phase type Simultaneous multi system 3. OUTDOOR UNIT DTR_SSM002E_02--CHAPTER03 2016.04.22...
Page 118 CONTENTS 3. OUTDOOR UNIT SPECIFICATIONS ···························································································03-01 DIMENSIONS ·································································································· 03-06 2-1. DIMENSIONS ···································································································· 03-06 REFRIGERANT CIRCUIT ············································································· 03-10 3-1. SIMULTANEOUS MULTI (TWIN) ······································································· 03-10 3-2. SIMULTANEOUS OPERATION MULTI (TRIPLE) ············································· 03-11 WIRING DIAGRAMS ····················································································· 03-12 CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE ····························································································...
Page 119: Specifications
SPECIFICATIONS Tyipe INVERTER HEATPUMP Model name AO Û G36LBTB Indoor unit combination AU Û G18LVLB × 2 AB Û G18LVTB × 2 AR Û G18LLTB × 2 Power source 230V ~ 50Hz Available voltage range 198V - 264V 10.0 10.0 10.0 Rated Btu/h...
Page 120 Model name AO Û G36LBTB Indoor unit combination AU Û G18LVLB × 2 AB Û G18LVTB × 2 AR Û G18LLTB × 2 Cooling Energy efficiency class Heating (Average) Cooling 10.00 (35°C) 10.00 (35°C) 10.00 (35°C) Pdesign Heating (Average) 10.00 (-10°C) 10.00 (-10°C) 10.00 (-10°C) SEER...
Page 121 Tyipe INVERTER HEATPUMP Model name AO Û G45LBTB Indoor unit combination AU Û G22LVLA × 2 AB Û G22LVTA × 2 AR Û G22LMLA × 2 Power source 230V ~ 50Hz Available voltage range 198V - 264V 12.1 12.1 12.1 Rated Btu/h 41,300...
Page 122 Tyipe INVERTER HEATPUMP Model name AO Û G54LBTB Indoor unit combination AU Û G24LVLA × 2 AB Û G24LVTA × 2 AR Û G24LMLA × 2 Power source 230V ~ 50Hz Available voltage range 198V - 264V 13.3 13.3 13.3 Rated Btu/h 45,400...
Page 123 Tyipe INVERTER HEATPUMP Model name AO Û G54LBTB Indoor unit combination AU Û G18LVLB × 3 AB Û G18LVTB × 3 AR Û G18LLTB × 3 Power source 230V ~ 50Hz Available voltage range 198V - 264V 13.3 13.3 13.3 Rated Btu/h 45,400...
Page 124: Dimensions
DIMENSIONS 2-1. DIMENSIONS MODELS : AO G36LB, AOG45LB, AOG54LB „ „ Unit: mm Top view Terminal blocks 3-way valve (Liquid) 3-way valve ( Gas ) Ø28 (Cable port) Ø28 (Cable port) Pipe port Pipe port Pipe port Front view Side view Rear view Detail A Pipe &...
Page 125 2-2. INSTALLATION PLACE 2-2-1. SINGLE OUTDOOR UNIT INSTALLATION WHEN THE UPPER SPACE IS OPEN „ „ (Unit : mm) When there are obstacles at the rear only. When there are obstacles at the rear and sides. 150 or more 200 or more 300 or more 200 or more When there are obstacles at the front only.
Page 126 2-2-2. MULTIPLE OUTDOOR UNIT INSTALLATION WHEN THE UPPER SPACE IS OPEN „ „ (Unit : mm) When there are obstacles at the rear only. When there are obstacles at the front only. 1,500 or more 300 or more When there are obstacles at the front and rear. 500 or more 1,500 or more WHEN THERE IS AN OBSTRUCTION IN THE UPPER SPACE...
Page 127 2-2-3. OUTDOOR UNIT INSTALLATION IN MULTI-ROW (Unit : mm) Single parallel unit arrangement Multiple parallel unit arrangement 150 or more 500 or more 2,000 or more 3,000 or more 600 or more 600 or more 1,000 or more 1,500 or more NOTES: •...
Page 128: Refrigerant Circuit
REFRIGERANT CIRCUIT 3-1. SIMULTANEOUS MULTI (TWIN) MODELS : AO G36LB, AOG45LB, AOG54LB „ „ - (03-10) -...
Page 129: Simultaneous Operation Multi (Triple)
3-2. SIMULTANEOUS OPERATION MULTI (TRIPLE) MODEL : AOG54LB „ „ - (03-11) -...
Page 130: Wiring Diagrams
WIRING DIAGRAMS MODELS : AO G36LB, AOG45LB, AOG54LB „ „ - (03-12) -...
Page 131: Capacity Compensation Rate For Pipe Length And Height Difference
CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE Height difference H Outdoor unit Indoor unit Outdoor unit Indoor unit Connection pipe Connection pipe  1 Indoor unit is higher than outdoor unit.  2 Indoor unit is lower than outdoor unit. MODEL : AOG36LB „...
Page 132 MODEL : AOG45LB „ „ NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING 0.879 0.847 0.814 0.782 0.743 Û 1 0.927 0.894 0.861 0.828 0.795 0.755 Indoor unit is 0.975 0.942 0.909 0.875 0.842 0.808 0.768 higher than 0.988 0.979 0.946 0.912 0.879 0.845 0.811 0.771...
Page 133 MODEL : AOG54LB „ „ NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING 0.871 0.837 0.803 0.768 0.717 Û 1 0.921 0.886 0.851 0.816 0.781 0.729 Indoor unit is 0.971 0.936 0.901 0.865 0.830 0.794 0.741 higher than 0.988 0.975 0.940 0.904 0.869 0.833 0.798 0.744 outdoor unit.
Page 134: Airflow
AIRFLOW MODELS : AO G36LB, AOG45LB, AOG54LB „ „ Cooling „ MODEL Airflow 6200 AO Û G36LB 1722 3650 6750 AO Û G45LB 1875 3973 6900 AO Û G54LB 1917 4062 Heating „ MODEL Airflow 6200 AO Û G36LB 1722 3650 6200 AO Û...
Page 135: Operation Noise
OPERATION NOISE 7-1. NOISE LEVEL CURVE MODEL : AOG36LB „ „ 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...
Page 136 MODEL : AOG54LB „ „ 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 - (03-18) -...
Page 137: Sound Level Check Point
7-2. SOUND LEVEL CHECK POINT Airflow Microphone Microphone - (03-19) -...
Page 138: Electric Characteristics
ELECTRIC CHARACTERISTICS Model name AOÛG36LB AOÛG45LB AOÛG54LB Voltage 230 ~ Power supply Frequency SIMULTANEOUS OPERATION MULTI TYPE COMPACT CASSETTE TYPE 19.0 20.4 21.5 SLIM DUCT TYPE 19.0 TWIN Max. operating DUCT TYPE 20.4 21.5 current *1 FLOOR / CEILING TYPE 19.0 20.4 21.5...
Page 139: Safety Devices
SAFETY DEVICES Model Protection form AOÛG36LBTB AOÛG45LBTB AOÛG54LBTB Current fuse (Filter PCB)) 250V 5A Circuit protection Current fuse (Main PCB) 250V 3.15A Current fuse (Near the terminal) 250V 10A 150 ± 15 °C Activate Fan motor stop Fan motor protection Thermal protector 120 ±...
Page 140 AIR CONDITIONER 1 phase type Simultaneous multi system 4. SYSTEM DESIGN DTR_SSM002E_03--CHAPTER04 2016.07.08...
Page 141 CONTENTS 4. SYSTEM DESIGN PIPE DESIGN ···································································································04-01 1-1. IMPORTANT ITEMS WHEN USING REFRIGERANT (R410A) ·····················04-01 1-2. LIMITATION ··································································································· 04-02 1-3. PIPE SIZE ······································································································ 04-04 1-4. SELECTION OF PIPE HEAT INSULATING MATERIAL ······························· 04-06 1-5. ADDITIONAL CHARGE CALCULATION ·······················································04-07 PIPING CONNECTION ··················································································...
Page 142 CONTENTS 4. SYSTEM DESIGN 6-7-2. MODEL: UTY-RVN  M ·············································································04-75 6-8. SIMPLE REMOTE CONTROLLER ·································································04-76 OPTIONAL PARTS INSTALLATION ·························································04-79 7-1. DRAIN PUMP UNIT ························································································04-79 7-1-1. DUCT TYPE ···························································································04-79 7-3. AUTO LOUVER GRILLE KIT ·········································································04-93 INSTALLATION PRECAUTIONS ······························································· 04-98 8-1. INDOOR UNIT INSTALLATION PRECAUTIONS ·········································...
Page 143: Pipe Design
PIPE DESIGN 1-1. 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 „...
Page 144: Limitation
1-2. LIMITATION IN THE CASE OF SIMULTANEOUS MULTI SYSTEM INSTALLATION „ „ Twin type „ Model (Outdoor unit) 36 model 45 model 54 model Model (Indoor unit) 18 model 22 model 24 model Main pipe diameter (L1) <Liquid/Gas> 9.52 (3/8) / 15.88 (5/8) (Standard) [mm (in.)] Branch pipe diameter (L2, L3)
Page 145 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: *The pressure loss will be larger → Insufficient cooling and heating *The refrigerant in liquid pipe will flush →...
Page 146: Pipe Size
1-3. PIPE SIZE PIPE SIZE SELECTION „ „ Simultaneous multi system installation: „ Twin type Model 36 model Main pipe Liquid pipes 9.52 (3/8) diameter (L1) 15.88 Gas pipes [mm (in.)] (5/8) Branch pipe Liquid pipes 6.35 (1/4) diameter (L2, L3) Gas pipes 12.70 (1/2) [mm (in.)]...
Page 147 Triple type Model 54 model Main pipe Liquid pipes 9.52 (3/8) diameter (L1) 15.88 Gas pipes [mm (in.)] (5/8) Branch pipe Liquid pipes 6.35 (1/4) diameter (L2, L3, L4) Gas pipes 12.70 (1/2) [mm (in.)] Piping length Max. piping length <L1+L2+L3+L4>...
Page 148: Selection Of Pipe Heat Insulating Material
1-4. 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 thickness in Table 1. (For installation condition T=32°C(DB),humidity≤70%, humidity≤75%, humidity≤80%, humidity≤85%) •...
Page 149: Additional Charge Calculation
1-5. ADDITIONAL CHARGE CALCULATION CAUTION „ „ • After vacuuming the system, add refrigerant. • When moving and installing the air conditioner, do not mix gas other than the specified refrigerant R410A inside the refrigerant cycle. • Do not reuse recovered refrigerant. •...
Page 150 IF ADDITIONAL REFRIGERANT IS REQUIRED „ „ • When the piping is longer than pre-charge length, additional charging is necessary. • For the additional amount, see the table below. Additional charging amount Simultaneous multi system „ Twin type Triple type Twin type: L1+L2+L3 >...
Page 151 (Example 1) Indoor unit (24,000 BTU) L2 : 10 m Outdoor unit Liquid pipe [mm] 9.52 (54,000 BTU) L1 : 20 m Gas pipe [mm] 15.88 Indoor unit Liquid pipe [mm] 9.52 (24,000 BTU) L3 : 7 m Gas pipe [mm] 15.88 Liquid pipe [mm] 9.52...
Page 152: Piping Connection
PIPING CONNECTION 2-1. CAUTION OF PIPING CAUTION „ „ Keep the permissible length of every piping limitation to prevent a defect or cooling/heating failure. Piping material „ • Use the designated size ( Diameter & thickness ) of refrigerant pipes. •...
Page 153 Piping treatment „ • The pipes vibrate, expand, and contract during operation, so if loads are concentrated in one area, it could cause cracks in the pipes. Provide the pipe supports every 2 to 3m. • Make sure to insulate the refrigeration pipes separately with ample thickness of heat-resistant polyethylene form etc.
Page 154: Piping To Outdoor Unit
2-2. PIPING TO OUTDOOR UNIT PIPING METHOD „ „ Knock out „ 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 155: Flare Connection
2-3. FLARE CONNECTION CAUTION • Do not use mineral oil on a flared part. Prevent mineral oil from getting into the system as this would reduce the lifetime of the units. • While welding the pipes, be sure to blow dry nitrogen gas through them. •...
Page 156 BENDING PIPES „ „ CAUTION • To prevent breaking of the pipe, avoid sharp bends. Bend the pipe with a radius of curvature of 100 mm to 150 mm. • If the pipe is bent repeatedly at the same place, it will break. •...
Page 157 HANDING PRECAUTIONS FOR THE VALVES „ „ • Mounted part of Blank cap is sealed for protection. • Fasten blank cap tightly after opening valves. Table A Blank cap [mm (in.)] Tightening torque [N·m (kgf·cm)] 6.35 (1/4) 20 to 25 (200 to 250) 9.52 (3/8) 20 to 25 (200 to 250) 12.70 (1/2...
Page 158: Branch Pipes
2-4. BRANCH PIPES SELECTION PROCEDURE „ „ Model Piping diameter Number Number Piping diameter Type Kit name (Outdoor unit kit to outdoor unit of indoor of kits kit to indoor unit connection) (Standard) *1 units Ø 9.52 (Liquid) Ø 6.35 (Liquid) □...
Page 159 (3) If the diameter of the connection piping is too large, use a pipe cutter to cut as shown below. • Always use a pipe cutter. Cut in the center of the connections • After cutting, remove the burr and clean the cut section. locally purchased (4) Positioning of branch pipes •...
Page 160 (5) Welding the piping • Check that the connection piping is securely inserted into the branch pipe before welding. CAUTION • During piping work, apply nitrogen gas while brazing the pipes. If pipes are brazed without applying nitrogen gas, it will create a large amount of oxidation film, which will cause a critical malfunction.
Page 161: Wiring Design
WIRING DESIGN 3-1. ELECTRICAL WIRING PRECAUTION FOR ELECTRICAL WIRING „ „ Regulation on wire diameter and selecting circuit braker size differ from locality. Install in accordance with local rules and regulations. WARNING • Wiring connections must be performed by a qualified person in accordance with the specifications.
Page 162 CAUTION • The primary power supply capacity is for the air conditioner itself, and does not include the concurrent use of other devices. • Do not start operation until the refrigerant is charged completely. The compressor will fail if it is operated before the refrigerant piping charging is complete.
Page 163: Power Supply Cable Wiring
3-2. POWER SUPPLY CABLE WIRING POWER SUPPLY CABLE SPECIFICATIONS „ „ Use a separate power supply for the outdoor unit and indoor unit. OUTDOOR UNIT Breaker and wiring specifications „ Power supply cable Breaker capacity (A) Conductor size (mm²) 6.0 (Min.) •...
Page 164 CAUTION • Be sure to execute the electrical work according to the Laws of each country and the Installation Instructions. In addition, be sure to set as exclusive line and use the rated voltage and circuit breaker. • Above "Conductor size" and "Breaker capacity" are minimum value. •...
Page 165 WIRING CONNECTION RULES „ „ • Connect serial wire only to the primary unit. (If serial wire was connected from primary unit to secondary unit, the air conditioner will not operate.) • Do not loop the wiring between remote controllers. (When looped, the air conditioner will not operate.) Connect only the power Do not loop the wiring...
Page 166 RECOMMENDED WIRING CONNECTION „ „ Simultaneous multi system „ Up to 3 indoor units can be connected to one outdoor unit. Operation of all indoor units is the same. The simultaneous multi system is effective for anomalistic floors and wide floors. Connection example Twin connection type Triple connection type...
Page 167 WIRING METHOD „ „ The wiring method conforms to the following diagram. 230V ~ 50Hz 230V ~ 50Hz Breaker Breaker Outdoor unit2 Indoor unit Indoor unit (Transmission) (Transmission) Outdoor unit 1 2 3 1 2 3 Power supply Power supply 1 2 3 1 2 3 Junction box...
Page 168: Control Patterns
3-3. CONTROL PATTERNS 1-REMOTE CONTROLLER CONTROL „ „ This is the most basic system. Wired type or wireless type remote controller can be selected. Connection examples „ Simultaneous multi system Wired Wireless remote controller remote controller Outdoor unit – indoor unit connection cable Junction box (Local purchase)
Page 169 2-REMOTE CONTROLLERS CONTROL „ „ Control locally and from a remote point is possible using 2-remote controllers. Connection examples „ Simultaneous multi system Wired + Wired Wired + Wireless remote controller remote controller Outdoor unit – indoor unit connection cable Junction box (Local purchase) Indoor unit –...
Page 170 REMOTE CONTROLLER GROUP CONTROL „ „ 1 or 2-remote controllers can simultaneously control up to 16 indoor units. Connection examples „ Wired remote controller type Outdoor unit – indoor unit Junction box connection cable (Local purchase) Indoor unit – indoor unit Remote controller cable connection cable Wireless remote controller type...
Page 171: Connection Examples
3-4. CONNECTION EXAMPLES EXAMPLE 1 (Prohibited) „ „ <Twin> <Twin> Outdoor unit Junction box Refrigerant pipe Connection cable Indoor unit Remote controller cable Wired remote controller Note : Do not connect between indoor units crossing over a refrigerant circuit. EXAMPLE 2 (Prohibited) „...
Page 172 EXAMPLE 4 (Prohibited) „ „ <Twin> <Twin> Outdoor unit Junction box Refrigerant pipe Indoor unit Wired remote controller Note : Do not connect 3 or more remote controllers in the same remote controller group. EXAMPLE 5 (Prohibited) „ „ <Triple> <Triple>...
Page 173: System Setting
SYSTEM SETTING 4-1. INDOOR UNIT SETTING Setting Indoor unit Setting range Setting method Indoor unit Refer to 6-6. ○ Set A "00" or "01" Primary / Secondary (Function number: 51) Refrigerant circuit Refer to 6-6. Set B "00" to "15" address (Function number: 02) Remote controller...
Page 174 TRIPLE TYPE „ „ Connection example 5 „ <Triple> Outdoor unit Connection cable Junction box Refrigerant pipe Indoor unit SetASetB SetC SetASetB SetC SetASetB SetC (00)(00)(00) (00) (00) Remote controller cable Wired remote controller Connection example 6 „ <Triple> <Triple> Outdoor unit Connection cable Junction box...
Page 175: External Input And Output
EXTERNAL INPUT AND OUTPUT 5-1. OUTDOOR UNIT With using external input and output functions, this product can be operated inter-connectedly with an external device. Connector Input Output Remarks CN10 Low noise mode — CN11 Peak cut mode — See external input/output settings for details.
Page 176 PEAK CUT MODE „ „ By performing following on-site work, operation that suppresses the current value can be enabled: • The air conditioner is set to the “Peak cut mode” when closing the contact input of a commercial timer or on/off switch to a connector on the control PCB of the outdoor unit. Circuit diagram example „...
Page 177: External Output
5-1-2. EXTERNAL OUTPUT With using external output function, some status signals are transmitted to the control PCB, and the related LED lamp indicates the status of this product. ERROR STATUS OUTPUT „ „ Circuit diagram example „ • .1: Power supply Outdoor unit Connected unit control PCB...
Page 178 COMPRESSOR STATUS OUTPUT „ „ Circuit diagram example „ • .1: Power supply Outdoor unit Connected unit Voltage (Vcc): DC 24 V or less control PCB • 2: Load Connector DC 500 mA or less Power • *: Make the distance from the PCB to the supply connected unit within 10 m.
Page 179: Indoor Unit
5-2. INDOOR UNIT Input Output Connector Remarks CONTROL (Operation/Stop ― CN102 or Forced stop) See external ― OPERATION STATUS CN103 input/output settings FRESH AIR for details. ― CONTROL ― AUXILIARY HEATER CN10 (Duct only) CORRESPONDENCE LIST „ „ ● : Available, —: Not available EXTERNAL EXTERNAL OUTPUT INPUT...
Page 180: External Input
5-2-1. EXTERNAL INPUT CONTROL INPUT (Operation / Stop or Forced stop) „ „ Corresponding indoor units : All indoor units The air conditioner can be remotely operated by means of the following on-site work. "Operation / Stop" mode or "Forced stop" mode can be selected with function setting of indoor unit. Unit operation is started at the following contents by adding the contact input of a commercial ON / OFF switch to a connector on the external control PCB and turning it ON.
Page 181 Parts (Optional) „ Duct type Parts name Model name External control set UTD-ECS5A Wire (External input) Other types Parts name Model name External connect kit UTY-XWZX Wire (External input) : Orange / Yellow - (04-39) -...
Page 182: External Output
5-2-2. EXTERNAL OUTPUT OPERATION STATUS OUTPUT „ „ Corresponding indoor units: All indoor units An air conditioner operation status signal can be output. Circuit diagram example „ Indoor unit Connected unit control PCB Connector Ex.)Relay unit Ex.)Display 24V DC Relay power supply *10 m...
Page 183 FRESH AIR CONTROL OUTPUT „ „ Corresponding indoor units : All indoor units (Except for Floor/Ceiling type) 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 „...
Page 184 AUXILIARY HEATER OUTPUT „ „ Corresponding indoor units: slim duct type, duct type A signal is outputed from Connector when indoor fan and compressor turn on under heating operation. * Signal output performance specifications are as Tr-Ts shown on the right Tr-Ts = -1°C Ex.
Page 185: Function Setting Outdoor Unit
FUNCTION SETTING 6-1. OUTDOOR UNIT Perform appropriate function setting locally according to the installation environment. NOTE: Incorrect settings can cause a product malfunction. Caution • Before setting up the switch buttons, discharge the static electricity from your body. • Never touch the terminals or the patterns on the parts that are mounted on the PCB. 6-1-1.
Page 186 SWITCH BUTTONS AND THE FUNCTIONS „ „ LED lamp LED lamp Function or operation method (1) POWER/MODE Green Lights on while power on. Local setting in outdoor unit or error code is displayed with blink. (2) ERROR Blinks during error operation. (3) PUMP DOWN (L1) Orange Lights on during pump down operation.
Page 187: Local Setting Procedure
6-1-2. LOCAL SETTING PROCEDURE NOTE: Before performing the function setting, be sure to stop the operation of the air conditioner. LOW NOISE MODE „ „ LED lamp part (1) Press the MODE switch button (SW1) for 3 seconds or more to switch to “Local setting mode”. (2) After confirming the LED lamp of POWER/MODE blinks 9 times, press the ENTER switch button (SW3).
Page 188 (7) To return to “Operating status display (Normal operation)”, press the EXIT switch button (SW4). In case of missing how many times you pressed the SELECT and ENTER switch buttons: 1. To return to “Operation status display (Normal operation)”, press the EXIT switch button once.
Page 189 (6) Press the ENTER switch button (SW3) and fix it. PEAK CUT (L4) (L5) (L6) 100% of rated input ratio 75% of rated input ratio 50% of rated input ratio 0% of rated input ratio (7) To return to “Operating status display (Normal operation)”, press the EXIT switch button (SW4). NOTE: When pressed number is lost during setting, you must redo the setting procedure.
Page 190: Indoor Unit (Setting By Printed Circuit Board)
6-2. INDOOR UNIT (setting by printed circuit board) INDOOR UNIT ALL INDOOR UNITS DIP SW Remote controller address setting INDOOR UNIT SLIM DUCT DUCT Drainage function setting Setting prohibited Jumper Wire Auto louver grille setting Fan delay setting SWITCH POSITION „...
Page 191 DIP-SW SETTING „ „ Remote controller address setting „ A number of indoor units can be operated at the same time using a wired remote controller. Set the unit number of each indoor unit using the DIP switches on the indoor unit circuit board. (See the following table.) The DIP switches are normally set to make the unit number 00.
Page 192 JUMPER WIRE SETTING „ „ Drainage function setting (JM1) „ (u...Factory setting) Drainage function Connect Enable Disconnect Disable Auto louver grille setting (JM2) „ When Auto louver grille kit (optional parts) is attached, set the Auto louver grille setting "Enable". (u...Factory setting) Auto louver grille setting Connect...
Page 193: Indoor Unit (Setting By Wireless Remote Controller)
6-3. 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 malfunction. After the power is turned on, perform the “FUNCTION SETTING” according to the ●...
Page 194 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 „...
Page 195 BUTTON NAME AND FUNCTION „ „ ● During address setting mode, indoor unit reject the 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...
Page 196 FUNCTION SETTING „ „ (5) Press the “MODE” button to access the (6) Press the “ ” or the “ ” buttons to select function setting mode. the function number. Each time the “MODE” button is pressed, it switches between the one's place and the ten's place positions.
Page 197 COMPLETION OF FUNCTION SETTING MODE „ „ (11) Press the “RESET” button. RESET After pressing the RESET button, please set the custom code again if b,c,d setting. SETTING UP EACH INDOOR UNIT „ „ Repeat steps (1) through to (11). Steps (1) through to (4) and (11) only need to carried out if the custom code is different to the factory setting of “A”.
Page 198 REMOTE CONTROLLER CUSTOM CODE SETTING „ „ In function setting, please change to the setting that custom code setting of Wireless remote controller is the same as indoor unit according to the following content when you change custom code setting of indoor unit. 1.
Page 199: Indoor Unit (Setting By Wired Remote Controller)
6-4. 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 malfunction. After the power is turned on, perform the “FUNCTION SETTING” according to the ●...
Page 200: Model: Uty-Rnn
6-4-1. MODEL: UTY-RNN M SWITCHING SELECTION OF FUNCTION SETTING MODE „ „ 2) To activate the address setting mode, hold down the three buttons of SET TEMP. V, SET TEMP. Λ and FAN at the same time for 5 seconds or longer. Address setting mode initial display BUTTON NAME AND FUNCTION „...
Page 201 FUNCTION SETTING „ „ 3) Pressing the SET BACK button, select a remote controller address (select the indoor unit you want to operate). Remote controller address Ex.) When remote controller address “00” is selected 4) Pressing the SET TIME < button or the SET TIME > button, to select the function number. Function number 5) Pressing the SET TEMP.
Page 202 COMPLETION OF FUNCTION SETTING MODE „ „ 7) To clear the function setting mode and return to the regular display, hold down the three buttons of SET TEMP. V, SET TEMP. Λ 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 203: Model: Uty-Rvn
6-4-2. MODEL: UTY-RVN M 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”...
Page 204 FUNCTION SETTING „ „ 3) Select the [Function No.] with pressing the [Cursor button (Left/Right)], and select the Function No. to be set with 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.] with pressing the [Cursor button (Left/Right)], and select the Setting No.
Page 205 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...
Page 206: Indoor Unit (Setting By Simple Remote Controller)
6-5. 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 malfunction. After the power is turned on, perform the “FUNCTION SETTING” according to the ●...
Page 207 SWITCHING SELECTION OF FUNCTION SETTING MODE „ „ 2) To activate the function setting mode, hold down the three buttons of 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 „...
Page 208 FUNCTION SETTING „ „ 3) Pressing the SET TEMP. p button or SET TEMP. q button, select a remote controller address (select the indoor unit you want to operate). Remote controller address Ex.) When remote controller address “00” is selected 4) Press the FAN button so that the “Function number”...
Page 209 COMPLETION OF FUNCTION SETTING MODE „ „ 7) Press the three buttons of 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.
Page 210: Function Details
6-6. FUNCTION DETAILS Simultaneous Multi System Function no. Functions Compact Floor/ Slim duct Duct cassette ceiling Refrigerant circuit address Filter sign ― ― Ceiling height ― ― ― Static pressure ― ― ― ― ― ― Outlet directions Room temperature sensor control for cooling Room temperature sensor control for heating Auto restart Room temperature sensor switching...
Page 211 3) Ceiling height Select the appropriate ceiling height according to the place of installation. Function number Setting value Setting description Factory setting Standard  High ceiling Low ceiling (Cassette type only) 4) Static pressure Select appropriate static pressure according to the installation conditions. 4-1) Duct type Function number Setting value...
Page 212 6) Room temperature sensor control for cooling Depending on the installed environment, correction of the room temperature sensor may be required. Select the appropriate control setting according to the installed environment. Function number Setting value Setting description Factory setting Standard ...
Page 213 10) Cold air prevention This setting is to disable the cold air prevention function during heating operation. When disabled, the fan setting will always follow the setting on the remote controller. (Excluding defrost mode) Function number Setting value Setting description Factory setting Enable ...
Page 214: Wired Remote Controller
6-7. WIRED REMOTE CONTROLLER 6-7-1. MODEL: UTY-RNN M 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...
Page 215 DIP SWITCH 1 SETTING „ „ SW1 setting prohibited „ (u...Factory setting) Fixed at OFF Setting prohibited SW2 setting „ Dual remote controller setting ● Set the remote controller SW2 according to the following table. Indoor unit (u...Factory setting) Secondary Primary unit Number Remote controller cable...
Page 216 SW5 setting prohibited „ (u...Factory setting) Fixed at OFF Setting prohibited SW6 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 217: Model: Uty-Rvn
6-7-2. MODEL: UTY-RVN M 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 218: Simple Remote Controller
6-8. SIMPLE REMOTE CONTROLLER Prohibited Dual remote controller setting °F / °C switch Switch Prohibited Prohibited Prohibited SWITCH POSITION „ „ Simple remote controller „ DIP Switch - (04-76) -...
Page 219 DIP SWITCH SETTING „ „ SW1 setting prohibited „ (u...Factory setting) Fixed at OFF Setting prohibited SW2 setting „ Dual remote controller setting ● Set the remote controller SW2 according to the following table. Indoor unit (u...Factory setting) Secondary Primary unit Number unit Remote controller cable...
Page 220 SW5 setting prohibited „ (u...Factory setting) Fixed at OFF Setting prohibited SW6 setting prohibited „ (u...Factory setting) Fixed at OFF Setting prohibited - (04-78) -...
Page 221: Optional Parts Installation
OPTIONAL PARTS INSTALLATION 7-1. DRAIN PUMP UNIT 7-1-1. DUCT TYPE MODEL : UTZ-PX1NBA „ „ SPECIFICATIONS „ „ Unit Specifications Height of drain up Maximum 1000 Power source 220-240V, 50/60Hz Input Power (230V, 50/60Hz) 12 / 10.8 Current (230V, 50/60Hz) 114 / 92 Dimensions (H x W x D) 176 x 178 x 154...
Page 222 INSTALLING DRAIN PUMP UNIT „ „ Note: Loosen the nut on the indoor unit and hook the tip of the bracket. Tighten the nut securely. Make sure that the drain pump unit is not slanted. Hose band (Big) Hose band (Small) Joint hose Thread the hose band through the joint hose and secure to the drain pump unit and indoor unit.
Page 223 INSTALLING PIPE „ „ Gap of 1.5-2m Air bleeding Rise Supporter Locally arranged pipe VP25 [O.D.32mm] or more Trap VP30 [O.D.38mm]or more Observe the following procedures to construct centralized drain pipe fittings. ELECTRICAL WIRING „ „ Control box Circuit board Drain pump wire (Connector : Blue) Drain pump unit...
Page 224 7-2. FRESH AIR INTAKE KIT 7-2-1. COMPACT CASSETTE TYPE MODEL : UTZ-VXAA „ „ FEATURE „ „ • • It can be taken in fresh air of up to 10% of “high” air volume of the indoor unit by attaching Fresh Air Intake Kit to cassette type indoor unit.
Page 225 SPECIFICATIONS „ „ Model name UTZ-VXAA Fresh air Max. fresh air intake intake volume (for High) Connection duct type ø 100 Dimension 120 x 570 x 570 (H x W x D) Gross 165 x 585 x 585 Weight Gross - (04-83) -...
Page 226 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 Kit may be unable to fulfill ventilation regulations in all countries.
Page 227 DIMENSIONS „ „ Unit : mm Min.450 Inspection hatch SIDE VIEW TOP VIEW SIDE VIEW • When installing this kit, inspection hatch is necessary. (It is necessary when servicing.) - (04-85) -...
Page 228 AIRFLOW „ „ Unit : mm Measurement position of shown in the graph Airflow (m - (04-86) -...
Page 229 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 : Max. 10m Connection diagram „...
Page 230 ACCESSORY PARTS „ „ Name and shape Q'ty Application Name and shape Q'ty Application Installation Extension wire for Extension wire for receiver kit receiving kit manual Chamber Air joint for connection Wire (External output  ) For connect indoor unit duct to relay of duct fan (For single or multi)
Page 231 INSTALLATION „ „ Mounting of indoor unit „ • Please refer to the installation manual provided with the indoor unit for mounting. • Please refer to the diagram below for installation height. • When installing this product to existing indoor units, please adjust the installation height of the indoor units to height 230-235mm.
Page 232 Chamber installation „ Fit the four-sided holes of the chamber together with the hook fittings of the Fresh Air Intake Kit (in two places), and secure the attached chamber in place with screws provided. Ø100 screw x 2 hook fittings •...
Page 233 Duct installation „ • Please fasten the connecting parts of the ducts with band, and wrap with vinyl tape to ensure no air leaks. (Carry out the work to ensure no air leakage at a pressure of 200 Pa) • Please do not construct the duct in the manner of below.
Page 234 Installation of cassette grille „ Please connect extension wires for use with louvers, or extension wire for optical receiver after provisional attaching of the cassette grille. Tie the wires together with the fasteners provided and insert into the hole of the Fresh Air Intake Kit.
Page 235: Auto Louver Grille Kit
7-3. AUTO LOUVER GRILLE KIT MODEL UTD-GXSB-W „ „ FEATURE „ „ Simple flat Auto Louver will provide comfort airflow and harmonize with luxury interior. Closed louver Opened louver [Operation is stopped.] [During operation] Flexible control „ Auto Louver Grille ★Operation with Indoor Unit Auto Louver can be operated by synchronizing Indoor Unit...
Page 236 SPECIFICATIONS „ „ Model name UTD-GXSB-W Power Supply Connecting with Control box of indoor unit Fixing of Auto Louver Grille Screw fixing to Flange or Rectangular duct Extension Square Duct Limit 1.0m (Max. duct length between indoor unit and Grille) Net Dimension 180 x 883 x (84+9) (H x W x D)
Page 237 PRECAUTION „ „ ● Select the installation location that meets the following requirement and that is approved by the customer. • Cold and warm air should reach the entire room. D≦1000 mm Floor *1) Refer to Design & Technical manual for Air velocity distribution and Air temperature distribution during heating. *2) If the distance from the ceiling is not adequate, it may cause mildew stains on the wall or the ceiling.
Page 238 DIMENSIONS „ „ MODEL : UTD-GXSB-W „ Burring hole Hole Hole Burring hole - (04-96) -...
Page 239 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 - (04-97) -...
Page 240: Installation Precautions
INSTALLATION PRECAUTIONS 8-1. INDOOR UNIT INSTALLATION PRECAUTIONS Note: The information listed below are general precautions. Some models also include items that do not apply. PLACES WHERE USE 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.)
Page 241 [Installation precautions] Contents Countermeasures (Reference) When inside the When the indoor unit is installed where the inside of the ceiling Add heat insulating material to ceiling is high is 30°C (86°F) RH80% or greater, the dew point temperature the outside of the indoor unit temperature and of the outer perimeter may become higher than the cabinet cabinet.
Page 242 [Installation precautions] Contents Countermeasures (Reference) When installation When the wall mounting type was installed in a bedroom, living Plan installation of a model room, or other quiet place, the sound of the refrigerant flow with external expansion valve. environment is may be sensed as noise and must be taken into accunt.
Page 243: Outdoor Unit Installation Precautions
8-2. OUTDOOR UNIT INSTALLATION PRECAUTIONS Note: The information listed below are general precautions. Some models also include items that do not apply. PLACES WHERE USE 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 •...
Page 244 AIR CONDITIONER 1 phase type Simultaneous multi system 5. OPTIONAL PARTS DTR_SSM002E_01--CHAPTER05 2016.01.25...
Page 245 CONTENTS 5. OPTIONAL PARTS BRANCH PIPES ······························································································05-01 CONTROLLER ······························································································· 05-04 CASSETTE GRILLE ····················································································· 05-05 OTHERS (optional parts) ··········································································· 05-06...
Page 246 BRANCH PIPES MODEL : UTP-SX236  „ „ Port diameters „ Liquid pipe Q'ty Gas pipe Q'ty Ø12.70 Ø6.35 Ø9.52 Ø15.88 Ø6.35 Ø12.70 Ø12.70 Ø19.05 Heat insulation „ Heat insulation for liquid pipe Q'ty Heat insulation for gas pipe Q'ty Dimensions „...
Page 247 MODEL : UTP-SX254  „ „ Port diameters „ Liquid pipe Q'ty Gas pipe Q'ty Ø15.88 Ø9.52 Ø15.88 Ø9.52 Ø9.52 Ø19.05 Ø12.70 Ø15.88 Heat insulation „ Heat insulation for liquid pipe Q'ty Heat insulation for gas pipe Q'ty Adapter Q'ty Ø6.35 Ø9.52 Dimensions...
Page 248 MODEL : UTP-SX354  „ „ Port diameters „ Liquid pipe Q'ty Gas pipe Q'ty Ø9.52 Ø15.88 Ø12.70 Ø19.05 Ø6.35 Ø6.35 Ø6.35 Ø12.70 Ø12.70 Ø12.70 Heat insulation „ Heat insulation for liquid pipe Q'ty Heat insulation for gas pipe Q'ty Cable tie Q'ty Dimensions...
Page 249 CONTROLLER Wireless Simple REMOTE IR Receiver Wired Remote Controller Remote Remote CONTROLLER TYPE Unit Controller Controller Note; SET TEMP. START/STOP : Accessory : Optional Parts š ― : It is not possible to connect it. UTY-RVNM UTY-RNNM UTY - LRHM UTY-RSNM SIMULTANEOUS MULTI SYSTEM COMPACT...
Page 250 CASSETTE GRILLE SIMULTANEOUS MULTI SYSTEM „ „ INDOOR UNITS TYPE MODEL COMPACT SLIM FLOOR / DUCT CASSETTE DUCT CEILING ― ― ― Cassette grille UTG-UF š  Parts „ Cassette grille Model: UTG-UF  - (05-05) -...
Page 251 OTHERS (optional parts) SIMULTANEOUS MULTI SYSTEM „ „ INDOOR UNITS OUTDOOR TYPE MODEL COMPACT SLIM FLOOR / UNIT DUCT CASSETTE DUCT CEILING ― ― ― ― Air outlet shutter plate UTR-YDZB š Insulation kit for high ― ― ― ― UTZ-KXGC š...
Page 252 SIMULTANEOUS MULTI SYSTEM „ „ Parts „ Air outlet shutter plate Insulation kit for high humidity Model:UTR-YDZB Model:UTZ-KXGC COMPACT CASSETTE COMPACT CASSETTE TYPE TYPE Fresh air intake kit Square flange Model:UTZ-VXAA Model:UTD-SF045T COMPACT CASSETTE TYPE DUCT TYPE Round flange Long-life filter Model:UTD-RF204 Model:UTD-LF25NA DUCT TYPE...
Page 253 External connect kit External connect kit Model:UTY - XWZX Model:UTY - XWZXZ3 ( x 1 ) COMPACT CASSETTE ( x 1 ) TYPE, FLOOR / CEILING TYPE OUTDOOR UNIT - (05-08) -...

This manual is also suitable for:

Au g22lvla series Au g24lvla series Ar g18lltb seiresAr g18lltb seriesAr g22lmla series Ar g24lmla series ... Show all

Fujitsu AU G18LVLB Series Design & Technical Manual

Section 1

Section 2

Section 3

Section 4

Quick Links

Chapters

Related Manuals for Fujitsu AU G18LVLB Series

Summary of Contents for Fujitsu AU G18LVLB Series

This manual is also suitable for:

Table of Contents