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Fujitsu ACUH09LUAS1 Design & Technical Manual Download Page 27

7. Safety devices

Type of protection

Protection form

Model

Models: ACUH09LUAS1,

ACUH12LUAS1, and ACUH18LUAS1

Circuit protection

Current fuse (PCB*)

250 V, 5 A

Fan motor protection Thermal protection program

Activate

Activate: 212 ± 27 °F

(100 ± 15 °C)

Fan motor stop

Reset

Reset: 203 ± 18 °F

(95 ± 10 °C)

Fan motor restart

*PCB: Printed Circuit Board

- 23 -

7. Safety devices

CASSETTE TYPE

ADUH09-18LUAS1

CASSETTE TYPE

ADUH09-18LUAS1

Summary of Contents for ACUH09LUAS1

Page 1: ...AIR CONDITIONER Cassette type DESIGN TECHNICAL MANUAL INDOOR ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 OUTDOOR AOUH09LUAS1 AOUH12LUAS1 AOUH18LUAS1 DR_AU038EF_02 2021 06 30 ...

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 2021 Fujitsu General Limited All rights reserved ...

Page 3: ... 5 2 Airflow 17 6 Operation noise sound pressure 20 6 1 Noise level curve 20 6 2 Sound level check point 22 7 Safety devices 23 8 External input and output 24 8 1 External input 24 8 2 External output 26 8 3 Combination of external input and output 28 8 4 Details of function 31 9 Function settings 56 9 1 Function settings on indoor unit 56 9 2 Function settings by using remote controller 57 10 Acc...

Page 4: ... 81 6 Capacity compensation rate for pipe length and height difference 82 6 1 Model AOUH09LUAS1 82 6 2 Model AOUH12LUAS1 83 6 3 Model AOUH18LUAS1 84 7 Additional charge calculation 85 7 1 Model AOUH09LUAS1 85 7 2 Model AOUH12LUAS1 85 7 3 Model AOUH18LUAS1 85 8 Airflow 86 8 1 Model AOUH09LUAS1 86 8 2 Model AOUH12LUAS1 86 8 3 Model AOUH18LUAS1 87 9 Operation noise sound pressure 88 9 1 Noise level c...

Page 5: ...Part 1 INDOOR UNIT CASSETTE TYPE ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 ...

Page 6: ... 3 11 3 14 8 Fan Airflow rate Cooling HIGH CFM m3 h 318 540 359 610 435 740 MED 288 490 312 530 341 580 LOW 259 440 276 470 288 490 QUIET 230 390 241 410 Heating HIGH 318 540 359 610 435 740 MED 288 490 312 530 341 580 LOW 259 440 276 470 288 490 QUIET 230 390 241 410 Type Q ty Turbo 1 Motor output W 54 Sound pressure level 2 Cooling HIGH dB A 33 37 42 MED 32 33 36 LOW 29 31 32 QUIET 28 Heating HI...

Page 7: ...0 m Between outdoor unit and indoor unit Protective function might work when using it outside the operation range 1 Maximum operating current is the total current of the indoor unit and the outdoor unit 2 Sound pressure level Measured values in manufacturer s anechoic chamber Because of the surrounding sound environment the sound levels measured in actual installation conditions might be higher th...

Page 8: ...ver Grid type grille View B View C 20 7 8 530 2 15 16 75 14 9 16 370 21 1 4 540 11 1 4 285 11 1 4 285 4 1 2 114 4 1 2 114 10 5 16 262 9 5 8 245 5 13 16 146 1 9 16 40 4 102 5 5 16 135 9 13 16 250 1 3 5 40 3 7 8 99 1 3 16 30 1 3 16 30 2 5 16 58 4 1 8 108 a Ceiling openings Cassette grille Option Grid type in mm 22 13 16 to 24 580 to 610 4 2 1 Models ACUH09LUAS1 ACUH12LUAS1 and ACUH18LUAS1 2 Dimensio...

Page 9: ...direction optional Air outlet shutter plate UTR YDZB must be installed and the out let direction need to be switched to 3 way by remote controller When installing the indoor unit be careful about the maintenance space In 3 way outlet mode changing of ceiling height setting by function setting 20 is prohibited Ceiling height setting function setting 20 is allowed to be changed only in 4 way outlet ...

Page 10: ...3 Wiring diagram 3 1 Models ACUH09LUAS1 ACUH12LUAS1 and ACUH18LUAS1 6 3 1 Models ACUH09LUAS1 ACUH12LUAS1 and ACUH18LUAS1 3 Wiring diagram CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 11: ... 72 0 66 9 54 5 70 0 67 10 08 6 07 0 67 104 6 04 4 58 0 60 6 73 4 60 0 61 6 96 5 01 0 62 7 65 5 42 0 63 8 11 5 40 0 63 8 57 5 75 0 64 115 5 55 5 24 0 51 6 19 5 27 0 52 6 40 5 73 0 52 7 03 6 21 0 53 7 45 6 19 0 54 7 87 6 59 0 54 AFR m3 h 540 Indoor temperature CDB 17 8 21 1 23 9 26 7 29 4 32 2 CWB 12 2 15 6 17 2 19 4 21 7 22 8 Outdoor temperature CDB TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC I...

Page 12: ... 2 90 2 31 0 49 3 07 2 46 0 50 Model ACUH18LUAS1 AFR CFM 435 Indoor temperature FDB 64 70 75 80 85 90 FWB 54 60 63 67 71 73 Outdoor temperature FDB TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC IP kBtu kW kBtu kW kBtu kW kBtu kW kBtu kW kBtu kW 14 15 00 11 36 0 47 16 71 11 43 0 48 17 28 12 43 0 48 18 99 13 46 0 49 20 13 13 41 0 49 21 27 14 28 0 50 23 14 77 11 16 0 51 16 45 11 23 0 52 17...

Page 13: ...0 0 15 0 4 72 1 19 4 63 1 22 4 49 1 24 4 27 1 29 24 0 18 0 4 87 1 25 4 78 1 27 4 64 1 30 4 41 1 35 Model ACUH12LUAS1 AFR CFM 359 Indoor temperature FDB 60 65 70 75 Outdoor temperature FDB FWB TC IP TC IP TC IP TC IP kBtu h kW kBtu h kW kBtu h kW kBtu h kW 5 7 15 75 2 11 15 38 2 16 15 00 2 20 14 25 2 29 5 3 16 80 2 16 16 40 2 21 16 00 2 25 15 20 2 34 14 12 18 27 2 04 17 84 2 08 17 40 2 12 16 53 2 2...

Page 14: ... 24 61 1 66 23 37 1 73 75 64 26 38 1 64 25 88 1 67 25 12 1 70 23 87 1 77 AFR m3 h 740 Indoor temperature CDB 15 6 18 3 21 1 23 9 Outdoor temperature CDB CWB TC IP TC IP TC IP TC IP kW kW kW kW 20 6 21 7 4 62 1 20 4 51 1 23 4 40 1 25 4 18 1 30 15 0 16 1 5 39 1 23 5 26 1 25 5 13 1 28 4 87 1 33 10 0 11 1 5 85 1 31 5 71 1 33 5 57 1 36 5 29 1 41 5 0 7 2 6 35 1 38 6 20 1 41 5 89 1 44 5 75 1 50 0 0 2 2 6...

Page 15: ... 4 4 2 0 5 7 2 0 3 1 0 1 0 25 1 0 25 3 1 0 3 1 0 7 2 0 2 0 5 1 0 25 Side view Vertical airflow direction louver Upward Unit ft s m s m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 7 2 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Side view Vertical airflow direction louver Downward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Unit ft s m s 2 0 5 1 0 25 1 0 25 2 0 5 3 ...

Page 16: ... 0 7 2 0 7 2 0 7 2 0 3 1 0 2 0 5 1 0 25 Side view Vertical airflow direction louver Upward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 7 2 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Unit ft s m s Side view Vertical airflow direction louver Downward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 1 0 25 2 0 5 3 1 0 7 2 0 1 0 25 Unit ft s m s 12 5 1 Air velocity dist...

Page 17: ... 0 25 3 1 0 3 1 0 7 2 0 2 0 5 1 0 25 2 0 5 2 0 5 Side view Vertical airflow direction louver Upward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Unit ft s m s 3 1 0 7 2 0 2 0 5 2 0 5 1 0 25 1 0 25 Side view Vertical airflow direction louver Downward m ft 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 1 0 25 2 0 5 7 2 0 7 2 0 3 1 0 3 1 0 2 0 5 Unit ft s m s 1 0 25 1...

Page 18: ... 3 1 0 3 1 0 7 2 0 7 2 0 7 2 0 Side view Vertical airflow direction louver Upward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Unit ft s m s 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Side view Vertical airflow direction louver Downward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Unit ft s m s 7 2 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 14 5 1 Air velocity d...

Page 19: ... 2 0 5 2 0 5 2 0 5 3 1 0 3 1 0 3 1 0 7 2 0 7 2 0 7 2 0 Side view Vertical airflow direction louver Upward Unit ft s m s m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 7 2 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Side view Vertical airflow direction louver Downward m ft 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Unit ft s m s 1 0 25 7 2 0 3 1 0 2 0 5 7 2 0 3 1 0 1 0 25 2...

Page 20: ...0 5 3 1 0 3 1 0 7 2 0 7 2 0 Side view Vertical airflow direction louver Upward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Unit ft s m s 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 1 0 25 1 0 25 Side view Vertical airflow direction louver Downward m ft 0 0 3 7 10 1 2 3 m ft 0 0 1 1 3 3 7 7 10 10 13 13 2 2 3 3 4 4 Unit ft s m s 7 2 0 1 0 25 7 2 0 3 1 0 3 1 0 2 0 5 2 0 5 1 0 25 16 5 1 Air v...

Page 21: ... 540 l s 150 CFM 318 MED m3 h 490 l s 136 CFM 288 LOW m3 h 440 l s 122 CFM 259 QUIET m3 h 390 l s 108 CFM 229 Heating Fan speed Airflow HIGH m3 h 540 l s 150 CFM 318 MED m3 h 490 l s 136 CFM 288 LOW m3 h 440 l s 122 CFM 259 QUIET m3 h 390 l s 108 CFM 229 17 5 2 Airflow 5 Fan performance CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 22: ... 312 LOW m3 h 470 l s 131 CFM 276 QUIET m3 h 410 l s 114 CFM 241 Heating Fan speed Airflow HIGH m3 h 610 l s 169 CFM 359 MED m3 h 530 l s 147 CFM 312 LOW m3 h 470 l s 131 CFM 276 QUIET m3 h 410 l s 114 CFM 241 18 5 2 Airflow 5 Fan performance CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 23: ... 341 LOW m3 h 490 l s 136 CFM 288 QUIET m3 h 410 l s 114 CFM 241 Heating Fan speed Airflow HIGH m3 h 740 l s 206 CFM 436 MED m3 h 580 l s 161 CFM 341 LOW m3 h 490 l s 136 CFM 288 QUIET m3 h 410 l s 114 CFM 241 19 5 2 Airflow 5 Fan performance CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 24: ...NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 HIGH QUIET Model ACUH12LUAS1 Cooling Octave band sound pressure level dB 0 dB 0 00020 μbar Octave band center frequency Hz 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 HIGH QUIET Heating Octave band sound pressure level dB 0 dB 0 00020 μbar Octave band c...

Page 25: ... 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 00020 μbar Octave band center frequency Hz NC 20 NC 40 NC 50 NC 60 NC 30 NC 15 NC 25 NC 35 NC 45 NC 55 NC 65 HIGH QUIET 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 21 6 1 Noise level curve 6 Operation noise sound pressure CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LU...

Page 26: ...6 2 Sound level check point Microphone Microphone 60 in 1 5 m 22 6 2 Sound level check point 6 Operation noise sound pressure CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 27: ...LUAS1 Circuit protection Current fuse PCB 250 V 5 A Fan motor protection Thermal protection program Activate Activate 212 27 F 100 15 C Fan motor stop Reset Reset 203 18 F 95 10 C Fan motor restart PCB Printed Circuit Board 23 7 Safety devices CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 28: ...e Pulse Forced thermostat off Input 1 Edge Operation status Output 1 Output 2 Output 3 Error status Indoor unit fan operation status External heater output 8 1 External input Operation Stop mode or Forced stop mode can be selected with function setting of indoor unit A twisted pair cable 22AWG should be used Maximum length of cable is 492 ft 150 m The wire connection should be separate from the po...

Page 29: ...o NON VOL side 1 2 C Input 1 Input 2 PCB Connected unit 1 The switches can be used on the following condition DC 12 V to 24 V 1 mA to 15 mA Apply voltage In case of external power supply set the slide switch of SW1 to VOL side 1 2 C Input 1 Input 2 Power supply PCB Connected unit 1 The switches can be used on the following condition DC 12 V to 24 V 1 mA to 15 mA 2 Make the power supply DC 12 V to ...

Page 30: ...0 mA For details refer to Combination of external input and output on page 28 When indicator etc are connected directly Example Function setting 60 is set to 00 1 2 CN47 LED PCB Resistor Connected unit When connecting with a device equipped with a power supply Example Function setting 60 is set to 00 1 2 Connected device CN47 PCB Connected unit Relay Operation status 26 8 2 External output 8 Exter...

Page 31: ...er to Chapter 8 3 Combination of external input and output on page 28 1 2 3 4 5 6 Power supply Power supply Power supply PCB Connected device 1 Operation status Connected device 2 Error status Indoor unit fan operation status Connected device 3 Example 27 8 2 External output 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 32: ...ing 46 00 or Forced stop Function setting 46 02 Operation Stop Not available Edge Operation Stop Pulse 0 2 60 00 2 Forced Thermostat OFF Not available Edge 1 60 01 3 Mechanical cooling Off 2 60 02 4 Forced thermostat Off 3 60 03 5 Mechanical cooling On 4 60 04 6 Mechanical cooling On 5 60 05 7 Forced thermostat Off 6 60 06 8 Forced thermostat Off 7 60 07 9 Mechanical cooling Off 8 60 08 A Forced t...

Page 33: ... External heater output 6 60 06 8 Operation Stop Error status Indoor unit fan operation status Heating thermostat On 7 60 07 9 Cooling thermostat On Error status Heating thermostat On External heater output 8 60 08 A Cooling thermostat On Heating thermostat On Remote controller output External heater output 9 60 09 B Error status Operation Stop Indoor unit fan operation status External heater outp...

Page 34: ...type can be selected Signal type edge or pulse can be switched by the DIP switch 2 SW2 on the External input and output PCB Edge Pulse The width of pulse must be longer than 200 msec 30 8 3 Combination of external input and output 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 35: ...top Remote controller On Off Indoor unit On Input In the case of Pulse input Function setting Rotary SW of External input and output PCB External input Input signal Command 46 00 60 00 1 External input and output PCB Input 1 Pulse Operation Input 2 Pulse Stop On On Off Operation Stop Remote controller On Off Indoor unit Input 1 Input 2 NOTES The last command has priority The indoor units within th...

Page 36: ...tary SW of External input and output PCB External input Input signal Command 46 02 60 00 1 External input and output PCB Input 1 Pulse Forced stop Input 2 Pulse Normal On Off Operation Stop Remote controller On Off Forced stop Normal Input 1 Input 2 On On On Indoor unit NOTES When the forced stop is triggered indoor unit stops and Operation Stop operation by the re mote controller is restricted Wh...

Page 37: ...oller On On Off In the case of Pulse input Function setting Rotary SW of External input and output PCB External input Input signal Command 46 03 60 00 1 External input and output PCB Input 1 Pulse Operation Input 2 Pulse Stop R C disabled On On Off Operation Stop Remote controller On Off Indoor unit Input 1 Input 2 R C disabled Off On NOTES When Operation Stop mode 2 function is used with forming ...

Page 38: ...p Input Control output function Function setting Rotary SW of External input and output PCB External output Output signal Command 60 00 1 2 60 06 8 Output of indoor unit CN47 Low High Operation High Low Stop 60 00 1 External input and output PCB Output 1 Off On Operation 60 09 B 60 10 C On Off Stop 60 11 D The output is low when the unit is stopped Operation Stop High Low CN47 On Off Output 1 Indo...

Page 39: ... 7 60 06 8 60 07 9 External input and output PCB Output 1 Off On Error On Off Normal 60 00 1 Output 2 Off On Error 60 10 C On Off Normal 60 11 D Output 3 Off On Error On Off Normal The output is ON when an error is generated for the indoor unit Error Normal High Low CN47 On Off Output 1 2 3 Indoor unit 35 8 4 Details of function 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYP...

Page 40: ...nput and output PCB Output 2 Off On Fan run On Off Fan stop 60 00 1 Output 3 Off On Fan run On Off Fan stop Output signal Condition On The indoor unit fan is operating Low High Off The fan is stopped or during cold air prevention High Low During thermostat off when in dry mode operation Fan run Fan stop High Low CN47 On Off Output 2 3 Indoor unit 36 8 4 Details of function 8 External input and out...

Page 41: ...rature 3 Heat Pump External device 61 05 Auxiliary heat pump control External device Heat pump 61 06 Auxiliary heat pump control by outdoor temperature 1 External device Heat pump 61 07 Auxiliary heat pump control by outdoor temperature 2 External device Heat pump 61 08 Auxiliary heat pump control by outdoor temperature 3 External device Heat pump 61 09 NOTES After turning off the heater 3 minutes...

Page 42: ...de Error occurred Forced thermostat off Design and install external heater appropriately with considering its protection External heater Indoor unit Supply air Return air Inappropriate designing and installation of external heater may cause a fire by emitted heat from the external heater Fujitsu General Ltd is not responsible for inappropriate designing or installation of external heat ing device ...

Page 43: ...unnecessary Off Off Off Off B Primary heater only When room temperature stays in zone B for a long time auxiliary equipment also operates On Off 1 C Auxiliary equipment also operates On On 2 On On 2 1 For standby time for auxiliary equipment operation refer to indoor unit function number 71 Con tents of function setting on page 57 2 When indoor unit function number 61 is set to 00 auxiliary equipm...

Page 44: ...emperature Tr increases above 69 8 F 21 C signal output is off and room temperature Tr decreases below 66 2 F 19 C signal output is on and room temperature Tr decreases below 50 F 10 C signal output is off Auxiliary heater control 2 Control that excludes A from Auxiliary heater control 1 on page 40 Operation Condition Heater on Heater is on as shown in following diagram of heating temperature Heat...

Page 45: ...function number 62 Operating temperature switching of external heaters All control temperatures will shift by adjusting Thon Tr Room temperature Ts Set temperature Thon Heater on temperature Off On Tr Ts Tr Ts Thon 0 9 F 0 5 C Tr Ts 0 9 F 0 5 C Operation status On 0 9 F 0 5 C 0 9 F 0 5 C On 12 V On Off Off 0 V Off Heating operation Heater Fan Air conditioner Room temperature Set temp 3 min or more...

Page 46: ... All control temperatures will shift by adjusting Thon Outdoor temperature zone boundary A and B Adjustable individually by function setting number 66 and 67 External heater output Tr Room temperature Ts Set temperature Thon Heater on temperature Tr Ts Off On Tr Ts 0 9 F 0 5 C Tr Ts Thon 0 9 F 0 5 C When room temperature stays in this zone for a specific time auxiliary heater is turned on For deta...

Page 47: ...ation zone The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min 46 4 F 8 C 42 8 F 6 C 0 4 F 18 C 4 F 20 C NOTE In following operations compressor will be on in heat pump prohibition zone Other than heating Test run 43 8 4 Details of function 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 48: ...2 Operating temperature switching of external heaters All control temperatures will shift by adjusting Thon Outdoor temperature zone boundary A Adjustable by function setting number 66 External heater output Tr Room temperature Ts Set temperature Thon Heater on temperature Tr Ts Off On Tr Ts 0 9 F 0 5 C Tr Ts Thon 0 9 F 0 5 C When room temperature stays in this zone for a specific time auxiliary h...

Page 49: ... The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min 46 4 F 8 C 42 8 F 6 C 0 4 F 18 C 4 F 20 C NOTE In following operations compressor will be on in heat pump prohibition zone Other than heating Test run 45 8 4 Details of function 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 50: ...62 Operating temperature switching of external heaters All control temperatures will shift by adjusting Thon Outdoor temperature zone boundary B Adjustable by function setting number 67 External heater output Tr Room temperature Ts Set temperature Thon Heater on temperature Tr Ts Off On Tr Ts 0 9 F 0 5 C Tr Ts Thon 0 9 F 0 5 C When room temperature stays in this zone for a specific time auxiliary ...

Page 51: ...n 12 V Off Off 0 V Heater Fan Comp On Off Outdoor temperature Factory setting Outdoor temperature zone 46 4 F 8 C 42 8 F 6 C 0 4 F 18 C 4 F 20 C NOTE In following operations compressor will be on in heat pump prohibition zone Other than heating Test run 47 8 4 Details of function 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 52: ...erature Thon Heater on temperature Off On Tr Ts Tr Ts Thon 0 9 F 0 5 C Tr Ts 0 9 F 0 5 C Auxiliary heat pump On Off Temperature of heater on Thon Adjustable by function number 62 Operating temperature switching of heat pump All control temperatures will shift by adjusting Thon Tr Room temperature Ts Set temperature Thon Heater on temperature Off On Tr Ts Tr Ts 1 8 F 1 C Tr Ts Thon 5 4 F 3 C When r...

Page 53: ... 5 C Tr Ts 0 9 F 0 5 C Auxiliary heat pump On Off Temperature of heater on Thon Adjustable by function number 62 Operating temperature switching of heat pump All control temperatures will shift by adjusting Thon Tr Room temperature Ts Set temperature Thon Heater on temperature Off On Tr Ts Tr Ts 1 8 F 1 C Tr Ts Thon 5 4 F 3 C When room temperature stays in this zone for a specific time auxiliary h...

Page 54: ... The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min 46 4 F 8 C 42 8 F 6 C 0 4 F 18 C 4 F 20 C NOTE In following operations compressor will be on in heat pump prohibition zone Other than heating Test run 50 8 4 Details of function 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 55: ...5 C Tr Ts 0 9 F 0 5 C Auxiliary heat pump On Off Temperature of heater on Thon Adjustable by function number 62 Operating temperature switching of heat pump All control temperatures will shift by adjusting Thon Tr Room temperature Ts Set temperature Thon Heater on temperature Off On Tr Ts Tr Ts 1 8 F 1 C Tr Ts Thon 5 4 F 3 C When room temperature stays in this zone for a specific time auxiliary he...

Page 56: ...n On 12 V Off Off 0 V Heater Fan Comp On Off Outdoor temperature Factory setting Outdoor temperature zone 46 4 F 8 C 42 8 F 6 C 0 4 F 18 C 4 F 20 C NOTE In following operations compressor will be on in heat pump prohibition zone Other than heating Test run 52 8 4 Details of function 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 57: ...ry heat pump On Off Temperature of heater on Thon Adjustable by function number 62 Operating temperature switching of heat pump All control temperatures will shift by adjusting Thon Tr Room temperature Ts Set temperature Thon Heater on temperature Off On Tr Ts Tr Ts 1 8 F 1 C Tr Ts Thon 5 4 F 3 C When room temperature stays in this zone for a specific time auxiliary heater is turned on For details...

Page 58: ...m one to another will stay in that zone for minimum of 30 min 46 4 F 8 C 42 8 F 6 C 0 4 F 18 C 4 F 20 C Combination zone Heat pump prohibition zone NOTE In following operations compressor will be on in heat pump prohibition zone Other than heating Test run 54 8 4 Details of function 8 External input and output CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 59: ...nnection External output Heating thermostat on Humidifier Operation status The heating thermostat output for CN47 Output1 Output2 and Output3 will be on when comp on or external heater on The heating thermostat output will be off when comp off and external heater off Heating operation Heating thermostat On output External heater output On Off Comp On Off On On On On On Off Off Off Off Off Fan Cool...

Page 60: ...tion settings on indoor unit By using some components on the PCB you can change the function settings Component location Components on the indoor unit main PCB used for the function settings are located as shown in the following figure SW101 1 2 3 DIP switch setting SW101 Setting change prohibited 56 9 1 Function settings on indoor unit 9 Function settings CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYP...

Page 61: ...troller sensor 6 40 Auto restart 7 42 Room temperature sensor switching 8 44 Remote controller custom code 9 46 External input control 10 48 Room temperature sensor switching Aux 11 49 Indoor unit fan control for energy saving for cooling 12 60 Switching functions for external output terminal 13 61 Control switching of external heaters 14 62 Operating temperature switching of external heaters 15 6...

Page 62: ...ype models The ceiling height values are for the 4 way outlet Do not change this setting in the 3 way outlet mode 9 000 Btu h model cannot be installed in high ceiling Do not change this setting 3 Outlet directions For Compact cassette type only Select the appropriate number of outlet directions according to the installation conditions Function number Setting value Setting description Factory sett...

Page 63: ...ted temp will be 80 F 78 F 2 F 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 F 0 0 C 02 1 F 0 5 C More cooling Less heating 03 2 F 1 0 C 04 3 F 1 5 C 05 4 F 2 0 C 06 5 F 2 5 C 07 6 F 3 0 C 08 ...

Page 64: ... 15 6 F 3 0 C 16 7 F 3 5 C 17 8 F 4 0 C 6 Auto restart 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 ...

Page 65: ...ory setting 48 00 Both 01 Wired remote controller 11 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 stoppe...

Page 66: ...er to External heater output in Chapter 8 4 Details of function on page 31 Function number Setting value Setting description Factory setting 61 00 Auxiliary heater control 1 01 Auxiliary heater control 2 02 Heat pump prohibition control 03 Auxiliary heater control by outdoor temperature 1 04 Auxiliary heater control by outdoor temperature 2 05 Auxiliary heater control by outdoor temperature 3 06 A...

Page 67: ... 2 F 4 C 0 9 F 0 5 C 7 2 F 4 C 0 F 0 C 11 9 0 F 5 C 0 9 F 0 5 C 9 0 F 5 C 0 F 0 C 12 5 4 F 3 C 0 F 0 C 0 9 F 0 5 C 0 9 F 0 5 C 13 3 6 F 2 C 0 F 0 C 1 8 F 1 C 0 9 F 0 5 C 14 3 6 F 2 C 0 F 0 C 3 6 F 2 C 0 9 F 0 5 C 15 5 4 F 3 C 0 F 0 C 5 4 F 3 C 0 9 F 0 5 C 16 7 2 F 4 C 0 F 0 C 7 2 F 4 C 0 9 F 0 5 C 17 9 0 F 5 C 0 F 0 C 9 0 F 5 C 0 9 F 0 5 C 15 Outdoor temperature zone boundary temperature A Setting...

Page 68: ...liary equipment operation starts during primary equipment opera tion For details refer to Chapter 8 4 Details of function on page 31 Function number Setting value Setting description Factory setting 71 00 Disable 01 1 minute 02 2 minutes 98 98 minutes 99 99 minutes 18 Heat pump backup setting Enables or disables the heat pump backup instruction from the outdoor unit This function will be usable pr...

Page 69: ...g NOTE Inappropriate heater selection may cause cold air in defrosting Function number Setting value Setting description Factory setting 75 00 Disable 01 Enable 65 9 2 Function settings by using remote controller 9 Function settings CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 70: ...on manual 1 Hose band 1 Template Carton top 1 Coupler heat insulation large 1 Special nut A large flange 4 Coupler heat insulation small 1 Special nut B small flange 4 Cable tie for electrical wiring 2 Drain hose Ø3 4 in I D Ø1 1 16 in O D 1 66 10 1 Models ACUH09LUAS1 ACUH12LUAS1 and ACUH18LUAS1 10 Accessories CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 71: ...eration mode Wire type Non polar 2 wire For Slim duct type only 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 wire Wireless remote controller UTY LNTU Unit control is performed by wireless remote controller NOTE Available functions may differ by the remote controller For d...

Page 72: ...der roof condition is expected to be the humidity of over 80 and the temperature of over 86 F 30 C External input and output PCB UTY XCSX Use to connect with external devices and air conditioner PCB External input and output PCB box UTZ GXEA For installing the External input and output PCB Wireless LAN adapter UTY TFSXZ2 Remotely manage an air conditioning system using mobile devices such as smart...

Page 73: ...ontrol Fujitsu General products using a third party thermostat controller External switch controller UTY TERX Air conditioner switching can be controlled by connecting other external sensor switches 69 11 3 Others 11 Optional parts CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 74: ... 70 11 3 Others 11 Optional parts CASSETTE TYPE ADUH09 18LUAS1 CASSETTE TYPE ADUH09 18LUAS1 ...

Page 75: ...Part 2 OUTDOOR UNIT SINGLE TYPE AOUH09LUAS1 AOUH12LUAS1 AOUH18LUAS1 ...

Page 76: ...in mm 21 5 16 31 7 16 11 7 16 542 799 290 24 7 8 31 7 16 11 7 16 632 799 290 Gross 23 11 16 37 14 3 4 602 940 375 27 1 4 37 14 3 4 692 940 375 Weight Net lb kg 70 32 84 38 86 39 Gross 77 35 95 43 Connection pipe Size Liquid in mm Ø 1 4 Ø 6 35 Gas Ø 3 8 Ø 9 52 Ø 1 2 Ø 12 7 Method Flare Pre charge length ft m 49 15 66 20 Max length 66 20 98 30 Max height difference 49 15 Operation range Cooling F C ...

Page 77: ...le 31 7 16 799 2 11 16 68 1 5 16 33 1 3 16 30 3 4 19 21 5 16 542 13 16 20 Side view Side view Front view 11 7 16 290 1 2 13 Unit in mm Bottom view Airflow Drain port Ø1 5 8 42 Side view Valve part 4 3 4 120 4 1 4 184 7 1 16 180 1 7 16 37 15 11 16 399 Hole Hole Hole 73 2 1 Models AOUH09LUAS1 2 Dimensions OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

Page 78: ...109 13 7 8 353 24 7 8 632 13 16 20 13 330 Pitch of bolts for installation Pitch of bolts for installation 4 M10 hole Unit in mm Side view Valve part 4 3 4 120 4 1 4 184 7 1 16 180 Bottom view Airflow Drain port Ø1 5 8 42 1 7 16 37 15 11 16 399 Hole Hole Hole 74 2 2 Models AOUH12LUAS1 and AOUH18LUAS1 2 Dimensions OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

Page 79: ...per space is open Unit in mm Obstacles at rear only Obstacles at rear and sides 4 100 or more 10 250 or more 4 100 or more 4 100 or more Obstacles at front Obstacles at front and rear 24 600 or more 24 600 or more 4 100 or more When an obstruction in the upper space Unit in mm Obstacles at rear and above Obstacles at rear sides and above 4 100 or more Max 7 200 24 600 or more 24 600 or more 4 100 ...

Page 80: ...ple When an obstruction in the upper space When the upper space is open Unit in mm Obstacles at rear only Obstacles at front only 10 250 or more 8 200 or more 10 250 or more 40 1 000 or more Obstacles at front and rear 10 250 or more 8 200 or more 40 1 000 or more When an obstruction in the upper space Unit in mm Obstacles at rear and above 10 250 or more 10 250 or more 60 1 500 or more 60 1 500 o...

Page 81: ... unit in 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 32 F 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 h...

Page 82: ...ing Heating ThD ThR ThPI ThO ThHO Thermistor Discharge temperature Thermistor Outdoor temperature Thermistor Heat exchanger out temperature ThD ThO ThHO Thermistor Room temperature Thermistor Pipe temperature ThR ThPI Muffler ThHM Thermistor Heat exchanger middle temperature ThHM 78 4 1 Models AOUH09LUAS1 4 Refrigerant circuit OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

Page 83: ...ccumulator 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 ThHM Thermistor Heat exchanger middle temperature ThHM 79 4 2 Models AOUH12LUAS1 and AOUH18LUAS1 4 Refrigerant circuit OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNI...

Page 84: ...5 Wiring diagrams 5 1 Model AOUH09LUAS1 80 5 1 Model AOUH09LUAS1 5 Wiring diagrams OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

Page 85: ...5 2 Models AOUH12LUAS1 and AOUH18LUAS1 81 5 2 Models AOUH12LUAS1 and AOUH18LUAS1 5 Wiring diagrams OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

Page 86: ... 992 0 964 0 904 0 915 0 0 1 029 1 000 0 971 0 913 0 922 Indoor unit is lower than outdoor unit 2 5 16 1 029 1 000 0 971 0 913 0 922 7 5 25 1 000 0 971 0 913 0 922 10 33 0 971 0 913 0 922 15 49 0 913 0 922 HEATING Pipe length m 5 7 5 10 15 20 ft 16 25 33 49 66 Height difference H Indoor unit is higher than outdoor unit 1 15 49 0 901 0 884 10 33 0 974 0 901 0 884 7 5 25 1 000 0 974 0 901 0 884 5 16...

Page 87: ... 902 7 5 25 1 000 0 971 0 906 0 902 10 33 0 971 0 906 0 902 15 49 0 906 0 902 HEATING Pipe length m 5 7 5 10 15 20 ft 16 25 33 49 66 Height difference H Indoor unit is higher than outdoor unit 1 15 49 0 933 0 925 10 33 0 981 0 933 0 925 7 5 25 1 000 0 981 0 933 0 925 5 16 1 017 1 000 0 981 0 933 0 925 0 0 1 017 1 000 0 981 0 933 0 925 Indoor unit is lower than outdoor unit 2 5 16 1 012 0 995 0 976...

Page 88: ...0 978 0 972 10 33 0 995 0 983 0 982 0 978 0 972 15 49 0 983 0 982 0 978 0 972 HEATING Pipe length m 5 7 5 10 15 20 25 30 ft 16 25 33 49 66 82 98 Height difference H Indoor unit is higher than outdoor unit 1 15 49 0 994 0 979 0 949 0 919 10 33 1 012 0 994 0 979 0 949 0 919 7 5 25 1 000 1 012 0 994 0 979 0 949 0 919 5 16 0 969 1 000 1 012 0 994 0 979 0 949 0 919 0 0 0 969 1 000 1 012 0 994 0 979 0 9...

Page 89: ...lb oz 2lbs 10oz g 1 200 Refrigerant charge Total pipe length ft 49 or less 66 Max 0 2 oz ft 20 g m m 15 or less 20 Max Additional charge oz 0 4 0 g 0 100 7 3 Model AOUH18LUAS1 Refrigerant type R410A Refrigerant amount lb oz 2lbs 12oz g 1 250 Refrigerant charge Total pipe length ft 66 or less 82 or less 98 Max 0 2 oz ft 20 g m m 20 or less 25 or less 30 Max Additional charge oz 0 4 0 7 0 g 0 100 20...

Page 90: ...l s 428 CFM 906 Heating Airflow m3 h 1 540 l s 428 CFM 906 8 2 Model AOUH12LUAS1 Cooling Airflow m3 h 1 990 l s 553 CFM 1 171 Heating Airflow m3 h 1 850 l s 514 CFM 1 089 86 8 1 Model AOUH09LUAS1 8 Airflow OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

Page 91: ...8 3 Model AOUH18LUAS1 Cooling Airflow m3 h 2 370 l s 658 CFM 1 395 Heating Airflow m3 h 2 480 l s 689 CFM 1 460 87 8 3 Model AOUH18LUAS1 8 Airflow OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

Page 92: ...cy Hz NC 65 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 Model AOUH12LUAS1 Cooling 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 Octave band sound pressure level dB 0 dB 0 0002 μbar Octave band center frequency Hz NC 65 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 Heating 0 10 20 30 40 50 60 70 80 63 125 250 500 1 000 2 000 4 000 8 000 Octave band s...

Page 93: ...0 500 1 000 2 000 4 000 8 000 Octave band sound pressure level dB 0 dB 0 0002 μbar Octave band center frequency Hz NC 65 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 9 2 Sound level check point 1 m Microphone Microphone Rear Airflow Rear view Side view NOTE Detailed shape of the actual outdoor unit might be slightly different from the one illustrated above 89 9 1 Noise level curve 9...

Page 94: ...inimum Circuit Ampacity Calculation based on UL60335 2 40 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 Maximum Circuit Breaker 4 Limit voltage drop to less than 2 If voltage drop is 2 or more increase cable con...

Page 95: ...pe of protection Protection form Model AOUH12LUAS1 AOUH18LUAS1 Circuit protection Current fuse Main PCB 250 V 15 A 250 V 20 A 250 V 5 A 250 V 3 15 A Fan motor protection Thermal protection program Activate 257 18 F 125 10 C Fan motor stop Reset 248 18 F 120 10 C Fan motor restart Compressor protection Thermal protection program Compressor temp Activate 226 F 108 C Compressor stop Reset After 3 min...

Page 96: ...1 and AOUH18LUAS1 Part name Exterior Q ty Part name Exterior Q ty Installation manual 1 Cable tie 2 Drain pipe 1 Drain cap 5 92 12 1 Models AOUH09LUAS1 AOUH12LUAS1 and AOUH18LUAS1 12 Accessories OUTDOOR UNIT AOUH09 18LUAS1 OUTDOOR UNIT AOUH09 18LUAS1 ...

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