Fujitsu AOYG18KMTA Design & Technical Manual Download Page 44

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4. Refrigerant circuit

4-1. Model: AOYG18KMTA

2-way

valve

Strainer

3-way

valve

Muffler

Acccumlator

4-way valve

Expansion valve

Heat exchanger

( INDOOR )

Heat exchanger

( OUTDOOR )

Compressor

Cooling

Heating

:Thermistor (Room temperature)

:Thermistor (Pipe temperature)

:Thermistor (Discharge temperature)

:Thermistor (Outdoor temperature)

:Thermistor (Heat exchanger out temperature)

- 40 -

4-1. Model: AOYG18KMTA

4. Refrigerant circuit

OUTDOOR UNIT

AOYG18, 24KMTA

OUTDOOR UNIT

AOYG18, 24KMTA

Summary of Contents for AOYG18KMTA

Page 1: ...AIR CONDITIONER Wall mounted type DESIGN TECHNICAL MANUAL INDOOR ASYG18KMTA ASYG24KMTA OUTDOOR AOYG18KMTA AOYG24KMTA DR_AS093EF_01 2019 03 28 ...

Page 2: ...please check with our authorized dealer Trademarks FGLair is trademark of Fujitsu General Limited in the United States other countries or both Google Play is trademark of Google Inc App Store is a service mark of Apple Inc registered in the U S and other countries Copyright 2019 Fujitsu General Limited All rights reserved ...

Page 3: ... noise sound pressure 13 6 1 Noise level curve 13 6 2 Sound level check point 14 7 Safety devices 15 8 External input and output 16 8 1 External input 16 8 2 External output 18 9 Group connection 20 10 Remote controller 21 10 1 Wireless remote controller 21 11 Function settings 23 11 1 Function settings by using remote controller 23 11 2 Custom code setting for wireless remote controller 28 12 Acc...

Page 4: ... AOYG24KMTA 42 6 Capacity compensation rate for pipe length and height difference 43 6 1 Model AOYG18KMTA 43 6 2 Model AOYG24KMTA 44 7 Additional charge calculation 45 7 1 Model AOYG18KMTA 45 7 2 Model AOYG24KMTA 45 8 Airflow 46 8 1 Model AOYG18KMTA 46 8 2 Model AOYG24KMTA 46 9 Operation noise sound pressure 47 9 1 Noise level curve 47 9 2 Sound level check point 48 10 Electrical characteristics 4...

Page 5: ...Part 1 INDOOR UNIT WALL MOUNTED TYPE ASYG18KMTA ASYG24KMTA ...

Page 6: ...798 13 3 Fin pitch Main1 1 2 Main2 1 1 Sub1 1 4 Sub2 1 4 Rows Stages Main1 2 10 Main2 2 8 Sub1 1 4 Sub2 1 4 Pipe type Copper Fin type Aluminum Enclosure Material Polystyrene Color White Approximate color of Munsell N 9 25 Dimensions H W D Net mm 280 980 240 Gross 322 1 078 346 Weight Net kg 12 5 Gross 18 Connection pipe Size Liquid mm in Ø 6 35 Ø 1 4 Gas Ø 12 70 Ø 1 2 Method Flare Drain hose Mater...

Page 7: ... Cooling kW 5 2 35 C 7 1 35 C Heating Average 4 8 10 C 7 1 10 C SEER Cooling kWh kWh 7 77 7 28 SCOP Heating Average 4 56 4 18 Annual energy consumption QCE kWh a 234 341 QHE Average 1 472 2 372 Sound power level Cooling HIGH dB A 60 65 Heating 61 65 3 1 Specifications WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 8: ... ASYG24KMTA Unit mm 980 240 280 Outline of indoor unit for pipe inlet Ø65 for pipe inlet Ø65 37 37 400 90 413 77 73 417 61 429 115 72 4 2 1 Models ASYG18KMTA and ASYG24KMTA 2 Dimensions WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 9: ...all hook bracket Outline of the indoor unit 50 or more 71 or more 40 or more 70 or more 117 or more 1 500 or more 1 800 or more 160 or more The flare connection part should be installed outdoors 5 2 1 Models ASYG18KMTA and ASYG24KMTA 2 Dimensions WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 10: ...3 Wiring diagrams 3 1 Models ASYG18KMTA and ASYG24KMTA 6 3 1 Models ASYG18KMTA and ASYG24KMTA 3 Wiring diagrams WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 11: ... 40 3 92 3 14 1 42 4 29 3 44 1 44 4 42 3 54 1 45 4 70 3 77 1 47 4 85 3 88 1 48 5 17 4 14 1 50 5 51 4 41 1 51 46 3 45 2 91 1 47 3 78 3 18 1 48 3 90 3 28 1 50 4 14 3 48 1 51 4 27 3 59 1 53 4 55 3 83 1 55 4 85 4 08 1 56 Model ASYG24KMTA AFR m3 h 1 170 Indoor temperature CDB 18 21 23 25 27 29 32 CWB 12 15 16 18 19 21 23 Outdoor temperature CDB TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC I...

Page 12: ...9 2 26 7 94 2 30 24 18 9 48 1 89 9 23 1 93 8 98 1 97 8 73 2 01 8 48 2 05 8 24 2 09 7 99 2 13 Model ASYG24KMTA AFR m3 h 1 170 Indoor temperature 16 18 20 22 24 26 28 Outdoor temperature CDB CWB TC IP TC IP TC IP TC IP TC IP TC IP TC IP kW kW kW kW kW kW kW 15 16 7 29 2 76 7 10 2 81 6 91 2 87 6 72 2 93 6 53 2 98 6 34 3 05 6 15 3 10 10 11 8 23 2 83 8 01 2 89 7 80 2 94 7 58 3 01 7 37 3 07 7 15 3 13 6 ...

Page 13: ... Horizontal airflow direction louver Left Right 3 2 1 0 1 2 3 Unit m s m m 0 1 2 3 4 5 6 7 8 9 0 5 0 5 1 0 1 0 2 0 2 0 Side view Vertical airflow direction louver Up Horizontal airflow direction louver Center 3 2 1 0 Unit m s m m 0 1 2 3 4 5 6 7 8 9 2 0 1 0 0 5 Side view Vertical airflow direction louver Down Horizontal airflow direction louver Center 3 2 1 0 Unit m s m m 0 1 2 3 4 5 6 7 8 9 0 5 1...

Page 14: ...ction louver Left Right 3 2 1 0 1 2 3 Unit m s m m 0 1 2 3 4 5 6 7 8 9 0 5 0 5 2 0 2 0 1 0 1 0 Side view Vertical airflow direction louver Up Horizontal airflow direction louver Center 3 2 1 0 Unit m s m m 0 1 2 3 4 5 6 7 8 9 2 0 1 0 0 5 Side view Vertical airflow direction louver Down Horizontal airflow direction louver Center 3 2 1 0 Unit m s m m 0 1 2 3 4 5 6 7 8 9 0 5 1 0 2 0 10 5 1 Air veloci...

Page 15: ...25 CFM 477 LOW m3 h 640 l s 178 CFM 377 QUIET m3 h 510 l s 142 CFM 300 Heating Fan speed Airflow HIGH m3 h 1 020 l s 283 CFM 600 MED m3 h 850 l s 236 CFM 500 LOW m3 h 640 l s 178 CFM 377 QUIET m3 h 510 l s 142 CFM 300 11 5 2 Airflow 5 Fan performance WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 16: ...FM 500 LOW m3 h 640 l s 178 CFM 377 QUIET m3 h 510 l s 142 CFM 300 Heating Fan speed Airflow HIGH m3 h 1 170 l s 325 CFM 689 MED m3 h 850 l s 236 CFM 500 LOW m3 h 640 l s 178 CFM 377 QUIET m3 h 510 l s 142 CFM 300 12 5 2 Airflow 5 Fan performance WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 17: ...5 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 HIGH QUIET Model ASYG24KMTA Cooling Octave band sound pressure level dB 0 dB 0 0002 µbar Octave band center frequency Hz 80 70 60 50 40 30 20 10 0 63 125 250 500 1 000 2 000 4 000 8 000 NC 65 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 QUIET HIGH Heating Octave band sound pressure level dB 0 dB 0 0002 µbar Octave band ce...

Page 18: ...crophone Microphone NOTE Detailed shape of the actual indoor unit might be slightly different from the one illustrated above 14 6 2 Sound level check point 6 Operation noise sound pressure WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 19: ...SYG24KMTA Circuit protection Current fuse PCB 250 V 3 15 A Fan motor protection Thermal protector program Activate 125 24 C Fan motor stop Reset 100 25 C Fan motor restart PCB Printed Circuit Board 15 7 Safety devices WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 20: ...eration 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 Unit operation Initial setting after power is on Starting mode other than initial setting Operation mode Auto changeover Mode at previous operation Set temperature 24 C Temperature at previous operation Airflow mode AUTO Mode at previou...

Page 21: ...tion Stop Forced stop Normal Optional part Part name Model name Exterior External connect kit UTY XWZXZ5 External input wire For operating the external function the wall mounted type requires the communication kit in addi tion to the wire UTY XWZXZ5 17 8 1 External input 8 External input and output WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 22: ...ation kit Connected unit Example Relay unit 1 2 Signal Relay power supply V Connector 10 m DC 24 V Make the distance from the PCB to the connected unit within 10 m Relay spec Max DC 24 V 10 mA to less than 500 mA On Off Operation Stop Indoor unit Output signal Optional part Part name Model name Exterior External connect kit UTY XWZXZ5 External output wire For operating the external function the wa...

Page 23: ...the distance from the PCB to the connected unit within 10 m Relay spec Max DC 24 V 10 mA to less than 500 mA On Off Error Normal Error status Output signal Optional part Part name Model name Exterior External connect kit UTY XWZXZ5 External output wire For operating the external function the wall mounted type requires the communication kit in addi tion to the wire UTY XWZXZ5 19 8 2 External output...

Page 24: ...t 4 2 Set the R C address Function setting Addresses will be automatically set when initially starting up this unit In such a case do not change the remote controller address for the indoor unit and keep it at the initial setting of 00 Only set addresses manually when using different numbers for addresses Set the R C address of each indoor unit using the function setting Refer to Remote con trolle...

Page 25: ...tton NOTE Functions may differ by type of the indoor unit For details refer to the operation manual Display panel Mode indicator LOW NOISE mode indicator Clock and Timer indicator SEND indicator Temperature indicator Fan speed indicator Swing indicator Transmit indicator To facilitate explanation the accompanying illustration has been drawn to show all possible indicators in actual operation howev...

Page 26: ...5 61 17 Weight g 125 without batteries Holder Unit mm 48 5 5 5 26 2 69 3 6 5 Front View Side View Bottom View Ø 3 5 Hole 150 106 8 Hole 3 5 2 R Size H W D mm 150 69 3 26 2 Weight g 27 22 10 1 Wireless remote controller 10 Remote controller WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 27: ... invalid numbers or setting values are selected When optional wired remote controller is used refer to the installation manual enclosed with the remote controller Entering function setting mode While pressing the POWERFUL button and TEMP button simulta neously press the RESET button to enter the function setting mode Function number Setting value Selecting the function number and setting value 1 P...

Page 28: ...troller custom code 8 46 External input control 9 48 Room temperature sensor switching Aux 10 49 Indoor unit fan control for energy saving for cooling 1 Remote controller address setting Multiple indoor units can be operated by using one wired remote controller Set the unit number of each indoor unit Function number Setting value Setting description Factory setting 00 00 Unit no 0 01 Unit no 1 02 ...

Page 29: ... temperature sensor may be re quired Select the appropriate control setting according to the installed environment The temperature correction values show the difference from the Standard setting 00 manufactur er s recommended value Function number Setting value Setting description Factory setting 30 For cooling 31 For heating 00 Standard setting 01 No correction 0 0 C 02 0 5 C More cooling Less he...

Page 30: ...rt Enables or disables automatic restart after a power interruption Function number Setting value Setting description Factory setting 40 00 Enable 01 Disable NOTE 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 exter nal device 6 Room temperature sensor switching Only for ...

Page 31: ...tory setting 48 00 Both 01 Wired remote controller 10 Indoor unit fan control for energy saving for cooling Enables or disables the power saving function by controlling the indoor unit fan rotation when the outdoor unit is stopped during cooling operation Function number Setting value Setting description Factory setting 49 00 Disable 01 Enable 02 Remote controller 00 When the outdoor unit is stopp...

Page 32: ...STOP button until only the clock is displayed on the remote controller display 2 Press the MODE button for at least 5 seconds to display the cur rent custom code Initially set to 3 Press the TEMP buttons to change the custom code be tween Match the code on the display to the air con ditioner custom code Initially set to 4 Press the MODE button again to return to the clock display The custom code w...

Page 33: ...manual 1 Tapping screw large 5 Installation manual 1 Tapping screw small 2 Remote controller 1 Battery 2 Remote controller holder 1 Filter holder 2 Cloth tape 1 Air cleaning filters 1 Wall hook bracket 1 29 12 1 Models ASYG18KMTA and ASYG24KMTA 12 Accessories WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 34: ...UTY RSRY Compact remote controller concentrates on the basic functions such as Start Stop fan control temperature setting and operation mode Wire type Non polar 2 wire Optional communication kit is necessary for installation Simple remote controller UTY RHRY Compact remote controller concentrates on the basic functions such as Start Stop fan control and temperature setting Wire type Non polar 2 wi...

Page 35: ...input and output PCB UTY XCSXZ2 Use to connect with external devices and air conditioner PCB Communication kit UTY TWRXZ2 Use to connect Non polar 2 core wired remote controller Wireless LAN adapter UTY TFSXF2 Remotely manage an air conditioning system using mobile devices such as smartphones and tablets 31 13 2 Others 13 Optional parts WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 36: ... 32 13 2 Others 13 Optional parts WALL MOUNTED ASYG18 24KMTA WALL MOUNTED ASYG18 24KMTA ...

Page 37: ...Part 2 OUTDOOR UNIT SINGLE TYPE AOYG18KMTA AOYG24KMTA ...

Page 38: ...oximate color of Munsell 10YR 7 5 1 0 Dimensions H W D Net mm 632 799 290 716 820 315 Gross 692 940 375 776 961 450 Weight Net kg 36 42 Gross 40 46 Connection pipe Size Liquid mm in Ø 6 35 Ø 1 4 Gas Ø 12 70 Ø 1 2 Method Flare Pre charge length m 15 Max length 25 30 Max height difference 20 25 Operation range Cooling C 10 to 46 Heating 15 to 24 Drain hose Material PP Size mm Ø 13 0 I D Ø 16 0 to Ø ...

Page 39: ...w Side view Valve part Top view 580 799 19 68 16 290 33 30 109 353 632 20 330 Pitch of bolts for installation Pitch of bolts for installation 4 M10 hole Airflow Drain port Ø42 37 120 184 399 180 35 2 1 Model AOYG18KMTA 2 Dimensions OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 40: ...0 18 Airflow 600 109 353 330 Pitch of bolts for installation Pitch of bolts for installation 4 M10 hole 820 19 68 716 20 Drain port Ø42 37 410 Bottom view Side view Valve part 119 184 194 36 2 2 Model AOYG24KMTA 2 Dimensions OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 41: ...ation When the upper space is open Unit mm Obstacles at rear only Obstacles at rear and sides 100 or more 250 or more 100 or more 100 or more Obstacles at front Obstacles at front and rear 600 or more 600 or more 100 or more When there is an obstruction in the upper space Unit mm Obstacles at rear and above Obstacles at rear sides and above 100 or more Max 200 600 or more 250 or more 100 or more M...

Page 42: ...own in the following ex ample When an obstruction in the upper space When the upper space is open Unit mm Obstacles at rear only Obstacles at front only 200 or more 250 or more 1 000 or more 250 or more Obstacles at front and rear 200 or more 1 000 or more 250 or more When an obstruction in the upper space Unit mm Obstacles at rear and above 1 500 or more 200 or more 250 or more 250 or more Max 30...

Page 43: ...two stage where the drain water could freeze Otherwise the drainage from the upper unit may form ice and cause a malfunction of the lower unit When the outdoor temperature is 0 C or less do not use the accessory drain pipe and drain cap If the drain pipe and drain cap are used the drain water in the pipe may freeze in extremely cold climate For reverse cycle model only In area with heavy snowfall ...

Page 44: ...DOOR Heat exchanger OUTDOOR Compressor Cooling Heating ThD ThR ThPI ThHO ThO ThR ThPI ThD ThO ThHO Thermistor Room temperature Thermistor Pipe temperature Thermistor Discharge temperature Thermistor Outdoor temperature Thermistor Heat exchanger out temperature 40 4 1 Model AOYG18KMTA 4 Refrigerant circuit OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 45: ...hD ThR ThO ThHO Muffler Pressure switch Accumulator ThPI ThC Thermistor Discharge temperature Thermistor Outdoor temperature Thermistor Heat exchanger out temperature ThD Thermistor Compressor temperature ThC ThO ThHO Thermistor Room temperature Thermistor Pipe temperature ThR ThPI 41 4 2 Model AOYG24KMTA 4 Refrigerant circuit OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 46: ...5 Wiring diagrams 5 1 Model AOYG18KMTA 5 2 Model AOYG24KMTA 42 5 1 Model AOYG18KMTA 5 Wiring diagrams OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 47: ...5 0 939 0 922 0 1 000 0 991 0 981 0 963 0 946 0 930 Indoor unit is lower than outdoor unit 2 5 1 000 0 991 0 981 0 963 0 946 0 930 7 5 0 991 0 981 0 963 0 946 0 930 10 0 981 0 963 0 946 0 930 20 0 946 0 930 HEATING Pipe length m 5 7 5 10 15 20 25 Height difference H m Indoor unit is higher than outdoor unit 1 20 0 887 0 871 10 0 952 0 903 0 887 0 871 7 5 0 976 0 952 0 903 0 887 0 871 5 1 000 0 976...

Page 48: ...930 0 914 10 0 981 0 963 0 946 0 930 0 914 20 0 946 0 930 0 914 25 0 930 0 914 HEATING Pipe length m 5 7 5 10 15 20 25 30 Height difference H m Indoor unit is higher than outdoor unit 1 25 0 871 0 855 20 0 887 0 871 0 855 10 0 952 0 903 0 887 0 871 0 855 7 5 0 976 0 952 0 903 0 887 0 871 0 855 5 1 000 0 976 0 952 0 903 0 887 0 871 0 855 0 1 000 0 976 0 952 0 903 0 887 0 871 0 855 Indoor unit is lo...

Page 49: ... 15 or less 20 25 Max 20 g m Additional charge g 0 100 200 7 2 Model AOYG24KMTA Refrigerant type R32 Refrigerant amount g 1 320 Refrigerant charge Total pipe length m 15 or less 20 25 30 Max 20 g m Additional charge g 0 100 200 300 45 7 1 Model AOYG18KMTA 7 Additional charge calculation OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 50: ... 2 350 l s 653 CFM 1 383 Heating m3 h 2 100 l s 583 CFM 1 236 8 2 Model AOYG24KMTA Cooling m3 h 3 240 l s 900 CFM 1 907 Heating m3 h 2 820 l s 783 CFM 1 660 46 8 1 Model AOYG18KMTA 8 Airflow OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 51: ... 8 000 NC 65 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 25 NC 20 NC 15 NC 30 Model AOYG24KMTA Cooling Octave band sound pressure level dB 0 dB 0 0002 µbar Octave band center frequency Hz 80 70 60 50 40 30 20 10 0 63 125 250 500 1 000 2 000 4 000 8 000 NC 65 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 Heating Octave band sound pressure level dB 0 dB 0 0002 µbar Octave band center freque...

Page 52: ...Rear Airflow Rear view Side view NOTE Detailed shape of the actual outdoor unit might be slightly different from the one illustrated above 48 9 2 Sound level check point 9 Operation noise sound pressure OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

Page 53: ...m 26 31 1 Maximum operating current is the total current of the indoor unit and the outdoor unit 2 Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005 As the regulations of wire size and circuit breaker differ in each country or region select appropriate de vices complied to the regional standard 3 Limit voltage drop to less than 2 If voltage drop is 2 or more incre...

Page 54: ...motor stop Reset 95 10 C Fan motor restart Compressor protection Thermal protection program Discharge temp Activate 110 C Compressor stop Reset After 7 minutes Compressor restart Thermal protection program Outdoor temp Only in COOL or DRY mode Activate 20 C Compressor stop 15 C Compressor stop Reset 15 C Compressor restart 10 C Compressor restart 50 11 Safety devices OUTDOOR UNIT AOYG18 24KMTA OUT...

Page 55: ...dels AOYG18KMTA and AOYG24KMTA Part name Exterior Q ty Part name Exterior Q ty Installation manual 1 Drain pipe 1 51 12 1 Models AOYG18KMTA and AOYG24KMTA 12 Accessories OUTDOOR UNIT AOYG18 24KMTA OUTDOOR UNIT AOYG18 24KMTA ...

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