Fujitsu AOUH18LPAS1 Design & Technical Manual Download Page 21

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8. External input and output

Rotary switch

SW302

CN308

SW301

External input and output PCB

Indoor unit PCB

CN314

CN313

CN312

CN311

CN310

CN65
(Ext. in/out PCB)

CN47 (Ext. out)

CN46 (Ext. in)

PCB

External input

External output

Connector

Input select

Input

signal

Indoor unit

Operation/Stop

CN46

Dry contact

Edge

Forced stop

Operation status

CN47

Error status
Indoor unit fan
operation status
Cooling thermostat
On
Heating thermostat
On
External heater
output

External input

and output (UTY-

XCSXZ2)

Operation/Stop

CN313/

CN314

Dry contact/

Apply voltage

Edge/Pulse

Forced stop
Forced thermostat off

CN313

Edge

Operation status

CN310/
CN311/

CN312

Error status
Indoor unit fan
operation status
External heater
output
Remote controller
output
Cooling high/low
output
Heating thermostat
On

- 17 -

8. External input and output

WALL MOUNTED

ASUH18-24LPAS

WALL MOUNTED

ASUH18-24LPAS

Summary of Contents for AOUH18LPAS1

Page 1: ...AIR CONDITIONER Wall mounted type DESIGN TECHNICAL MANUAL INDOOR ASUH18LPAS ASUH24LPAS OUTDOOR AOUH18LPAS1 AOUH24LPAS1 DR_AS137EF_02 2022 10 11 ...

Page 2: ...ease 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 LLC App Store is a service mark of Apple Inc registered in the U S and other countries Copyright 2021 2022 Fujitsu General Limited All rights reserved ...

Page 3: ...vel curve 14 6 2 Sound level check point 15 7 Safety devices 16 8 External input and output 17 8 1 External input 18 8 2 External output 20 8 3 Combination of external input and output 22 8 4 Details of function 24 9 Group connection 46 10 Remote controller 47 10 1 Wireless remote controller 47 11 Function settings 50 11 1 Function settings by using remote controller 50 11 2 Custom code setting fo...

Page 4: ...24LPAS1 70 6 Capacity compensation rate for pipe length and height difference 71 6 1 Models AOUH18LPAS1 and AOUH24LPAS1 71 7 Additional charge calculation 72 7 1 Models AOUH18LPAS1 and AOUH24LPAS1 72 8 Airflow 73 8 1 Model AOUH18LPAS1 73 8 2 Model AOUH24LPAS1 73 9 Operation noise sound pressure 74 9 1 Noise level curve 74 9 2 Sound level check point 75 10 Electrical characteristics 76 11 Safety de...

Page 5: ...Part 1 INDOOR UNIT WALL MOUNTED TYPE ASUH18LPAS ASUH24LPAS ...

Page 6: ...rent 3 Cooling A 9 9 14 4 Heating 11 9 13 9 Fan Airflow rate Cooling HIGH CFM m3 h 530 900 642 1 090 MED 471 800 471 800 LOW 377 640 377 640 QUIET 241 410 306 520 Heating HIGH 506 860 594 1 010 MED 406 690 506 860 LOW 330 560 377 640 QUIET 247 420 306 520 Type Qty Crossflow fan 1 Motor output W 59 Sound pressure level 4 Cooling HIGH dB A 44 49 MED 42 LOW 37 QUIET 26 31 Heating HIGH 43 47 MED 39 43...

Page 7: ...ails refer to the setting manual M condition Model name ASUH18LPAS ASUH24LPAS Capacity Cooling Rated kW 5 28 7 03 Btu h 18 000 24 000 Min Max kW 1 17 5 57 1 17 7 15 Btu h 4 000 19 000 4 000 24 400 Heating Rated kW 5 28 7 03 Btu h 18 000 24 000 Min Max kW 0 82 7 03 0 85 8 50 Btu h 2 800 24 000 2 900 29 000 Heating 17 F Rated kW 3 28 4 51 Btu h 11 200 15 400 Max kW 4 40 5 57 Btu h 15 000 19 000 Inpu...

Page 8: ...0 1 15 16 50 1 15 16 50 2 3 8 60 16 15 16 430 2 1 16 52 Outline of indoor unit for pipe inlet Ø3 1 8 80 2 13 16 72 16 7 16 418 3 9 16 91 15 3 4 400 3 9 16 90 16 1 4 413 3 1 16 77 16 7 16 417 19 482 20 1 16 510 4 2 1 Models ASUH18LPAS and ASUH24LPAS 2 Dimensions WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 9: ... safety Unit in mm 60 1 500 or more 71 1 800 or more 2 50 or more 2 40 or more 5 117 or more 3 71 or more 3 70 or more 7 160 or more Wall hook bracket Outline of the indoor unit 5 2 1 Models ASUH18LPAS and ASUH24LPAS 2 Dimensions WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 10: ...3 Wiring diagrams 3 1 Models ASUH18LPAS and ASUH24LPAS 6 3 1 Models ASUH18LPAS and ASUH24LPAS 3 Wiring diagrams WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 11: ... 86 1 46 17 46 13 00 1 49 18 00 13 40 1 50 19 18 14 28 1 52 20 45 15 22 1 53 104 13 19 9 55 1 42 14 43 10 45 1 44 15 81 11 45 1 47 16 30 11 80 1 48 17 37 12 57 1 49 18 52 13 41 1 51 115 12 30 8 66 1 39 13 46 9 47 1 41 14 75 10 38 1 44 15 20 10 70 1 45 16 20 11 40 1 46 17 27 12 16 1 48 AFR m3 h 900 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 temper...

Page 12: ... 59 24 54 16 93 2 61 115 16 42 11 00 2 41 17 97 12 04 2 43 19 69 13 19 2 48 20 30 13 60 2 51 21 63 14 49 2 54 23 06 15 45 2 56 AFR m3 h 1 090 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 IP TC SHC IP kW kW kW kW kW kW 10 0 5 08 3 49 0 50 5 56 3 82 0 50 6 10 4 19 0 51 6 28 4 31 0 52 6 70...

Page 13: ...68 7 42 1 71 7 22 1 75 7 02 1 78 6 82 1 82 24 0 18 0 7 66 1 53 7 46 1 56 7 26 1 59 7 06 1 62 6 86 1 65 Model ASUH24LPAS AFR CFM 594 Indoor temperature FDB 60 65 70 72 75 Outdoor temperature FDB FWB TC IP TC IP TC IP TC IP TC IP kBtu kW kBtu kW kBtu kW kBtu kW kBtu kW 5 3 20 58 2 74 20 04 2 79 19 50 2 85 18 96 2 90 18 42 2 96 14 12 25 27 3 07 24 61 3 13 23 95 3 20 23 29 3 26 22 63 3 32 23 19 26 30 ...

Page 14: ...3 1 0 3 1 0 2 0 5 2 0 5 7 2 0 7 2 0 ft 0 3 7 10 13 16 20 23 26 m 0 1 2 3 4 5 6 7 8 9 30 10 7 3 0 3 7 10 ft 3 2 1 0 1 2 3 m Side view Horizontal louver Up Vertical louver Center Unit ft s m s 7 2 0 2 0 5 3 1 0 m 0 1 2 3 4 5 6 7 8 ft 0 3 7 10 13 16 20 23 26 9 30 3 2 1 0 m 10 7 3 0 ft Side view Horizontal louver Down Vertical louver Center Unit ft s m s m 0 1 2 3 4 5 6 7 8 ft 0 3 7 10 13 16 20 23 26 ...

Page 15: ... 0 3 7 10 13 16 20 23 26 m 0 1 2 3 4 5 6 7 8 9 30 10 7 3 0 3 7 10 ft 3 2 1 0 1 2 3 m Unit ft s m s Side view Horizontal louver Up Vertical louver Center 2 0 5 3 1 0 7 2 0 m 0 1 2 3 4 5 6 7 8 ft 0 3 7 10 13 16 20 23 26 9 30 3 2 1 0 m 10 7 3 0 ft Unit ft s m s Side view Horizontal louver Down Vertical louver Center m 0 1 2 3 4 5 6 7 8 ft 0 3 7 10 13 16 20 23 26 9 30 3 2 1 0 m 10 7 3 0 ft Unit ft s m...

Page 16: ...222 CFM 471 LOW m3 h 640 l s 178 CFM 377 QUIET m3 h 410 l s 114 CFM 241 Heating Fan speed Airflow HIGH m3 h 860 l s 239 CFM 506 MED m3 h 690 l s 192 CFM 406 LOW m3 h 560 l s 156 CFM 330 QUIET m3 h 420 l s 117 CFM 247 12 5 2 Airflow 5 Fan performance WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 17: ...FM 471 LOW m3 h 640 l s 178 CFM 377 QUIET m3 h 520 l s 144 CFM 306 Heating Fan speed Airflow HIGH m3 h 1 010 l s 281 CFM 594 MED m3 h 860 l s 239 CFM 506 LOW m3 h 640 l s 178 CFM 377 QUIET m3 h 520 l s 144 CFM 306 13 5 2 Airflow 5 Fan performance WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 18: ...5 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 HIGH QUIET Model ASUH24LPAS 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 HIGH QUIET Heating Octave band sound pressure level dB 0 dB 0 0002 µbar Octave band ce...

Page 19: ...1 m Microphone Microphone NOTE Detailed shape of the actual indoor unit might be slightly different from the one illustrated above 15 6 2 Sound level check point 6 Operation noise sound pressure WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 20: ... Circuit protection Current fuse PCB 250 V 3 15 A Fan motor protection Thermal protector program Activate 257 18 F 125 10 C Fan motor stop Reset 212 18 F 100 10 C Fan motor restart PCB Printed Circuit Board 16 7 Safety devices WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 21: ...tus CN47 Error status Indoor unit fan operation status Cooling thermostat On Heating thermostat On External heater output External input and output UTY XCSXZ2 Operation Stop CN313 CN314 Dry contact Apply voltage Edge Pulse Forced stop Forced thermostat off CN313 Edge Operation status CN310 CN311 CN312 Error status Indoor unit fan operation status External heater output Remote controller output Coo...

Page 22: ... should be used Maximum length of cable is 492 ft 150 m The wire connection should be separate from the power cable line Indoor unit Indoor unit functions such as Operation Stop can be done by using indoor unit connectors 1 2 3 Connector CN46 PCB Connected unit 1 The switch can be used on the following condition DC 12 V to 24 V 1 mA to 15 mA 18 8 1 External input 8 External input and output WALL M...

Page 23: ...onnected unit 1 2 3 Input 2 Connector CN313 Connector CN314 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 SW301 to VOL side 1 2 3 Input 1 Power supply PCB Connected unit 2 1 2 3 Input 2 Connector CN313 Connector CN314 1 The switches can be used on the following condition DC 12 V to 24 V 1 m...

Page 24: ...etails refer to Combination of external input and output on page 22 When indicator or other components are connected directly Example Function setting 60 is set to 00 1 2 Connector 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 Connector CN47 PCB Connected unit Relay Operation status 20 8...

Page 25: ... 1 Operation status PCB Resistor Connected unit 1 2 Connector CN311 LED 2 Error status Resistor 1 2 Connector CN312 LED 3 Indoor unit fan operation status Resistor When connecting with a device equipped with a power supply Example Rotary SW on External Input and Output PCB is set to 1 1 2 Connected device 1 Connector CN310 PCB Connected unit Relay Operation status 1 2 Connected device 2 Connector ...

Page 26: ...on Stop Operation Stop Error status Indoor unit fan operation status 0 2 60 00 2 Operation Stop Error status Indoor unit fan operation status External heater output 1 60 01 3 Cooling thermostat On Error status Indoor unit fan operation status External heater output 2 60 02 4 Cooling thermostat On Error status Remote controller output External heater output 3 60 03 5 Cooling thermostat On Cooling h...

Page 27: ... 00 Operation Stop mode 1 R C enabled 01 Setting prohibited 02 Forced stop 03 Operation Stop mode 2 R C disabled Input signal type External Input and Output PCB The input signal type can be selected Signal type edge or pulse can be switched by the DIP switch SW302 on the External Input and Output PCB Pulse The width of pulse must be longer than 200 msec Edge 23 8 3 Combination of external input an...

Page 28: ...Off Indoor unit On CN313 In the case of Pulse input Function setting Rotary SW on External Input and Output PCB External input Input signal Command 46 00 1 External Input and Output PCB CN313 Pulse Operation CN314 Pulse Stop On On Off Operation Stop Remote controller On Off Indoor unit CN313 CN314 NOTES The last command has priority The indoor units within the same remote controller group operates...

Page 29: ...and Output PCB External input Input signal Command 46 02 1 External Input and Output PCB CN313 Pulse Forced stop CN314 Pulse Normal On Off Operation Stop Remote controller On Off Forced stop Normal CN313 CN314 On On On Indoorunit NOTES When the forced stop is triggered indoor unit stops and Operation Stop operation by the re mote controller is restricted When forced stop function is used with form...

Page 30: ...Pulse input Function setting Rotary SW on External Input and Output PCB External input Input signal Command 46 03 1 External Input and Output PCB CN313 Pulse Operation CN314 Pulse Stop Remote controller disabled On On Off Operation Stop Remote controller On Off Indoor unit CN313 CN314 R C disabled Off On NOTE When Operation Stop mode 2 function is used with forming a remote controller group connec...

Page 31: ...mmand 1 B C D External Input and Output PCB CN310 Off On Operation On Off Stop The output is low when the unit is stopped Operation Stop On Off CN310 Indoor unit Error status Rotary SW on External Input and Output PCB External output Output signal Command 1 C External Input and Output PCB CN311 Off On Error On Off Normal D CN312 Off On Error On Off Normal The output is ON when an error is generate...

Page 32: ...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 On Off CN311 312 Indoor unit External heater output Rotary SW on External Input and Output PCB External output Output signal Command 2 B C External Input and Output PCB CN312 Off On Heater on On Off Heater off 28 8 4 Details of function 8 Externa...

Page 33: ...1 External device Heat pump 61 07 On Enabled Auxiliary heat pump control by outdoor temperature 2 External device Heat pump 61 08 On Enabled Auxiliary heat pump control by outdoor temperature 3 External device Heat pump 61 09 On Enabled NOTES After turning off the heater 3 minutes of standby time is required by next power on of the heater For items marked in the table any of validate or invalidate...

Page 34: ...ure Ts Set temperature Thon Heater on temperature Example When set temperature Ts is 72 F 22 C Factory setting and room temperature Tr increases above 53 6 F 12 C signal output is on and room temperature 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 A...

Page 35: ...y 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 mo...

Page 36: ...nction number 62 Operating temperature switching of external heaters 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 Off On Tr Ts 0 9 F 0 5 C Tr Ts Tr Ts Thon 0 9 F 0 5 C Outdoor temperature zone Heat p...

Page 37: ...ination 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 33 8 4 Details of function 8 External input and output WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 38: ...at off Temperature of heater on Thon Adjustable by function number 62 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 Off On Tr Ts 0 9 F 0 5 C Tr Ts Tr Ts Thon 0 9 F 0 5 C Outd...

Page 39: ...ne 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 35 8 4 Details of function 8 External input and output WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 40: ...tat off Temperature of heater on Thon Adjustable by function number 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 Off On Tr Ts 0 9 F 0 5 C Tr Ts Tr Ts Thon 0 9 F 0 5 C Out...

Page 41: ... 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 37 8 4 Details of function 8 External input and output WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 42: ...r off Set temperature Ts 0 9 F 0 5 C 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 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 Off On Tr Ts 1 8 F 1 C Tr Ts Tr Ts Thon 5 4 F 3 C Tr R...

Page 43: ...mperature 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 Off On Tr Ts 1 8 F 1 C Tr Ts Tr Ts Thon 5 4 F 3 C Tr Room temperature Ts Set temperature Thon Heater on temperature Outd...

Page 44: ...ne 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 40 8 4 Details of function 8 External input and output WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 45: ...perature 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 Off On Tr Ts 1 8 F 1 C Tr Ts Tr Ts Thon 5 4 F 3 C Tr Room temperature Ts Set temperature Thon Heater on temperature Outdo...

Page 46: ... On 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 42 8 4 Details of function 8 External input and output WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 47: ...rature 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 Off On Tr Ts 1 8 F 1 C Tr Ts Tr Ts Thon 5 4 F 3 C Tr Room temperature Ts Set temperature Thon Heater on temperature Outdoor temperature zone Heater on...

Page 48: ...rom 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 44 8 4 Details of function 8 External input and output WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 49: ...nnection External output Heating thermostat on Humidifier Operation status The heating thermostat output for CNB01 1 2 or 1 3 or 1 or 1 5 will be on when comp on or ex ternal 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 ai...

Page 50: ... unit 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 tr...

Page 51: ... the F C button for more than 5 seconds to enter Service check mode Do not use Service check mode in normal use If there seems to be a problem check the error code by referring to the Operation manual i WLAN button Starts the wireless LAN setting Press and hold the WLAN button for more than 5 seconds while the air conditioner is operating to enter test run mode j TIMER button k SET button Up down ...

Page 52: ...been drawn to show all possible indicators in actual operation however the display will only show those indicators appropriate to the current op eration 48 10 1 Wireless remote controller 10 Remote controller WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 53: ...45 17 Weight oz g 2 3 65 5 without batteries Holder Unit in mm Top view Front view Side view 75 4 13 16 122 1 1 16 26 6 1 15 16 49 3 Ø 3 9 Hole 6 4 Hole 3 9 Size H W D in mm 4 13 16 1 15 16 1 1 16 122 49 3 26 6 Weight oz g 1 23 5 49 10 1 Wireless remote controller 10 Remote controller WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 54: ...tion setting mode STEP 1 Setting the remote controller custom code Use the following steps to select the custom code of the remote controller Note that the air condi tioner cannot receive a custom code if the air conditioner has not been set for the custom code The custom codes that are set through this process are applicable only to the signal in the function setting For details on how to set the...

Page 55: ...press the START STOP button to confirm the settings 5 Press the RESET button to cancel the function setting mode 6 After completing the function setting be sure to disconnect the power supply and then reconnect it Function number Setting value CAUTION After disconnecting the power supply wait 30 seconds or more before reconnecting it The func tion setting will not become active unless the power su...

Page 56: ...rol switching of external heaters 12 62 Operating temperature switching of external heaters 13 66 Outdoor temperature zone boundary temperature A 14 67 Outdoor temperature zone boundary temperature B 15 71 Standby time for auxiliary equipment operation 16 72 Heat pump backup setting 17 73 Emergency heat for external output terminal 18 95 Heat insulation condition building insulation 1 Filter sign ...

Page 57: ...F The temperature correction values show the difference from the Standard setting 00 manufactur er s recommended value When Function 95 01 High insulation is set the Standard setting 00 will be the same as No cor rection 0 0 F 0 0 C 01 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 c...

Page 58: ...ling More heating 11 2 F 1 0 C 12 3 F 1 5 C 13 4 F 2 0 C 14 5 F 2 5 C 15 6 F 3 0 C 16 7 F 3 5 C 17 8 F 4 0 C 4 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 ope...

Page 59: ...cription Factory setting 48 00 Both 01 Wired remote controller 9 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 un...

Page 60: ...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 Auxiliary heat pump control 07 Auxiliary heat pump control by outdoor temperature 1 08 Auxiliary heat pump control by outdoor temperature 2 09 Auxiliary heat pump control by outdoor temperature 3 12 Operating temperatu...

Page 61: ...y outdoor temperature 1 is performed on the indoor unit For details refer to External heater output in Chapter 8 4 Details of function on page 24 Function number Setting value Setting description Factory setting 67 00 42 8 F 6 C 01 14 0 F 10 C 02 17 6 F 8 C 03 21 2 F 6 C 04 24 8 F 4 C 05 28 4 F 2 C 06 32 0 F 0 C 07 35 6 F 2 C 08 39 2 F 4 C 09 42 8 F 6 C 10 46 4 F 8 C 11 50 0 F 10 C 12 53 6 F 12 C ...

Page 62: ...nd to the cooling or heating load changes High insulation 01 is when the heat insulation structure of the building is high and does not re quire system to rapidly respond to cooling or heating load changes When High insulation 01 is selected Overheating overcooling is prevented at the start up All room temperature control settings Function 30 31 35 and 36 will reset to No correction 0 0 F 0 0 C Fu...

Page 63: ...TART STOP button until the indicators on the re mote controller turn off 2 Press the MODE button for at least 5 seconds to display the cur rent custom code Initially set to 3 Press the TEMP SELECT buttons to change the custom code between Match the code on the display to the air conditioner custom code Initially set to 4 Press the MODE button again to return to the original display The custom code...

Page 64: ...on manual 1 Tapping screw small 2 Remote controller 1 Battery 2 Remote controller holder 1 Wall hook bracket 1 Cloth tape 1 Ion deodorization filter 1 Filter holder 2 Apple catechin filter 1 Adapter 1 2 12 7 5 8 15 88 in mm Only for 24 model 1 60 12 1 Models ASUH18LPAS and ASUH24LPAS 12 Accessories WALL MOUNTED ASUH18 24LPAS WALL MOUNTED ASUH18 24LPAS ...

Page 65: ...oom Temp Cool Heat Wireless RC Simple remote controller 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 ...

Page 66: ...ler Wireless LAN adapter UTY TFSXF1 Remotely manage an air conditioning system using mobile devices such as smartphones and tablets Appropriate application for each region is required to use this option For details contact FGL sales company Modbus Converter UTY VMSX For connection between indoor unit with UART interface and a Modbus open network Thermostat Converter UTY TTRX This converter can con...

Page 67: ...Part 2 OUTDOOR UNIT SINGLE TYPE AOUH18LPAS1 AOUH24LPAS1 ...

Page 68: ...27 1 4 37 14 3 4 692 940 375 Weight Net lb kg 86 39 Gross 95 43 Connection pipe Size Liquid in mm Ø 1 4 Ø 6 35 Gas Ø 1 2 Ø 12 7 Method Flare Pre charge length ft m 49 15 Max length 66 20 Max height difference 49 15 Operation range Cooling F C 14 to 115 10 to 46 Heating 5 to 75 15 to 24 Drain hose Material PP Tip diameter in mm Ø 1 2 Ø 13 0 I D Ø 5 8 to 11 16 Ø 16 0 to 16 8 O D NOTES Specifications...

Page 69: ... 16 30 4 5 16 109 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 65 2 1 Models AOUH18LPAS1 and AOUH24LPAS1 2 Dimensions OUTDOOR UNIT AOUH18 24LPAS1 OUTDOOR UNIT AOUH18 24LPAS1 ...

Page 70: ...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 71: ... ex ample 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...

Page 72: ...utdoor 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 ...

Page 73: ...ling Heating ThD ThR ThO ThHO Muffler Accumulator ThPI ThC Thermistor Discharge temperature Thermistor Outdoor temperature Thermistor Heat exchanger out temperature ThD Thermistor Compressor temperature ThC ThO ThHO Thermistor Pipe temperature ThPI Thermistor Room temperature ThR 69 4 1 Models AOUH18LPAS1 and AOUH24LPAS1 4 Refrigerant circuit OUTDOOR UNIT AOUH18 24LPAS1 OUTDOOR UNIT AOUH18 24LPAS1...

Page 74: ...5 Wiring diagrams 5 1 Models AOUH18LPAS1 and AOUH24LPAS1 70 5 1 Models AOUH18LPAS1 and AOUH24LPAS1 5 Wiring diagrams OUTDOOR UNIT AOUH18 24LPAS1 OUTDOOR UNIT AOUH18 24LPAS1 ...

Page 75: ... 992 0 987 0 975 0 974 0 0 1 002 1 000 0 995 0 983 0 982 Indoor unit is lower than outdoor unit 2 5 16 1 002 1 000 0 995 0 983 0 982 7 5 25 1 000 0 995 0 983 0 982 10 33 0 995 0 983 0 982 15 49 0 983 0 982 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 0 994 0 979 10 33 1 012 0 994 0 979 7 5 25 1 000 1 012 0 994 0 979 5 16...

Page 76: ...igerant amount lb oz 2 lb 16 oz g 1 350 Refrigerant charge Total pipe length ft 49 or less 66 Max 0 22 oz ft 20 g m m 15 or less 20 Max Additional charge oz 0 3 5 g 0 100 72 7 1 Models AOUH18LPAS1 and AOUH24LPAS1 7 Additional charge calculation OUTDOOR UNIT AOUH18 24LPAS1 OUTDOOR UNIT AOUH18 24LPAS1 ...

Page 77: ...2 290 l s 636 CFM 1 348 Heating m3 h 2 290 l s 636 CFM 1 348 8 2 Model AOUH24LPAS1 Cooling m3 h 2 650 l s 736 CFM 1 560 Heating m3 h 2 650 l s 736 CFM 1 560 73 8 1 Model AOUH18LPAS1 8 Airflow OUTDOOR UNIT AOUH18 24LPAS1 OUTDOOR UNIT AOUH18 24LPAS1 ...

Page 78: ...8 000 NC 65 NC 60 NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 Model AOUH24LPAS1 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 79: ...e Rear Airflow Rear view Side view NOTE Detailed shape of the actual outdoor unit might be slightly different from the one illustrated above 75 9 2 Sound level check point 9 Operation noise sound pressure OUTDOOR UNIT AOUH18 24LPAS1 OUTDOOR UNIT AOUH18 24LPAS1 ...

Page 80: ...rcuit 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 conductor si...

Page 81: ...r protection Thermal protection program Compressor temp Activate 226 F 108 C Compressor stop Reset After 3 minutes and 176 F 80 C or less Compressor restart Thermal protection program Discharge temp Activate 230 F 110 C Compressor stop Reset After 7 minutes Compressor restart Thermal protection program Outdoor temp Only in COOL and DRY mode Activate 5 F 15 C Compressor stop Reset 14 F 10 C Compres...

Page 82: ...18LPAS1 and AOUH24LPAS1 Part name Exterior Q ty Part name Exterior Q ty Installation manual 1 Cable tie 2 Drain pipe 1 78 12 1 Models AOUH18LPAS1 and AOUH24LPAS1 12 Accessories OUTDOOR UNIT AOUH18 24LPAS1 OUTDOOR UNIT AOUH18 24LPAS1 ...

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