Fujitsu ARYG14LHTBP Design & Technical Manual
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Fujitsu ARYG14LHTBP Design & Technical Manual

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AIR CONDITIONER
Duct type
DESIGN & TECHNICAL MANUAL
INDOOR
ARYG12LHTBP
ARYG14LHTBP
OUTDOOR
AOYG12LBLA
AOYG14LBLA
ARYG18LHTBP
ARYG36LHTBP
ARYG24LHTBP
ARYG45LHTBP
ARYG30LHTBP
ARYG54LHTBP
AOYG18LBCA
AOYG30LBTA
AOYG24LBCA
AOYG36LBTA
AOYG45LBTA
AOYG54LBTA
DR_AR006EF_04
2016.04.22

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Summary of Contents for Fujitsu ARYG14LHTBP

  • Page 1 AIR CONDITIONER Duct type DESIGN & TECHNICAL MANUAL INDOOR ARYG12LHTBP ARYG18LHTBP ARYG36LHTBP ARYG14LHTBP ARYG24LHTBP ARYG45LHTBP ARYG30LHTBP ARYG54LHTBP OUTDOOR AOYG12LBLA AOYG18LBCA AOYG30LBTA AOYG14LBLA AOYG24LBCA AOYG36LBTA AOYG45LBTA AOYG54LBTA DR_AR006EF_04 2016.04.22...
  • Page 2 Notices: • Product specifications and design are subject to change without notice for future improvement. • For further details, please check with our authorized dealer. Copyright © 2015, 2016 Fujitsu General Limited. All rights reserved.

  • Page 3: Table Of Contents

    4-3. Models: ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP ......18 4-4. Installation space requirement .................18 4-5. Maintenance space requirement ................19 5. Wiring diagrams ..................20 5-1. Models: ARYG12LHTBP, ARYG14LHTBP, ARYG18LHTBP, and ARYG24LHTBP 20 5-2. Models: ARYG30LHTBP, ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP 21 6. Capacity table ..................22 6-1. Cooling capacity ......................22 6-2.
  • Page 4 CONTENTS (continued) 12. Wired remote controller (Touch panel) ..........76 12-1.Remote controller address setting ................76 12-2.Remote controller master/slave setting ..............78 13. Accessories ....................79 14. Optional parts ..................80 14-1.Controllers ......................80 14-2.Others ........................81...
  • Page 5 CONTENTS (continued) Part 2. OUTDOOR UNIT ..............82 1. Specifications ..................83 1-1. Models: AOYG12LBLA and AOYG14LBLA .............83 1-2. Models: AOYG18LBCA and AOYG24LBCA ............84 1-3. Models: AOYG30LBTA and AOYG36LBTA ............85 1-4. Models: AOYG45LBTA and AOYG54LBTA ............86 2. Dimensions ....................87 2-1. Models: AOYG12LBLA and AOYG14LBLA .............87 2-2.
  • Page 6 CONTENTS (continued) 8-2. Model: AOYG14LBLA ................... 115 8-3. Model: AOYG18LBCA ................... 115 8-4. Model: AOYG24LBCA ................... 116 8-5. Model: AOYG30LBTA ................... 116 8-6. Model: AOYG36LBTA ................... 116 8-7. Model: AOYG45LBTA ................... 117 8-8. Model: AOYG54LBTA ................... 117 9. Operation noise (sound pressure) .............118 9-1.

  • Page 7: Part 1. Indoor Unit

    Part 1. INDOOR UNIT DUCT TYPE: ARYG12LHTBP ARYG14LHTBP ARYG18LHTBP ARYG24LHTBP ARYG30LHTBP ARYG36LHTBP ARYG45LHTBP ARYG54LHTBP...

  • Page 8: Product Features

    1. Product features Implemented core technology provides easy-to-use product operations that realize a comfortable space. 1-1. Model lineup ARYG12LHTBP ARYG18LHTBP ARYG36LHTBP ARYG14LHTBP ARYG24LHTBP ARYG45LHTBP ARYG30LHTBP ARYG54LHTBP AOYG12LBLA AOYG18LBCA AOYG30LBTA AOYG45LBTA AOYG14LBLA AOYG24LBCA AOYG36LBTA AOYG54LBTA 1-2. Features  Automatic Airflow adjustment function This unique and innovative function detects required air flow in each application case and auto- matically adjust the volume.
  • Page 9  High Efficiency and Energy Saving The combination of the V-shaped heat exchanger, air stabiliser, and the high efficient DC fan motor allowed high efficiency despite of the small structual design. High efficient DC fan motor Lower power consumption V-shape heat exchanger Efficient airflow design ...

  • Page 10: Wired Remote Controller

    2. Wired remote controller 2-1. Features • Easy finger touch operation with LCD panel • Built-in weekly/daily timer (on/off, temperature and mode) • The backlit LCD enables easy operation in a dark room. • Room temperature display • Control up to 16 indoor units •...
  • Page 11  Various energy saving control • Auto-off timer – The indoor unit automatically turns off after the set time has passed. – The time interval for which auto-off works can be set. Example: At interval time hour (17:00 to 24:00) to prevent forgetting to turn off. Set interval time hour (17:00 to 24:00) Auto-off Set off time...
  • Page 12  Various convenient functions • Displays setting status and limitations The remote controller settings can be easily Status Page 1/ 4 Status Page 2/ 4 checked. Air Flow Direction R.C. Prohibition Special State Individual • Under Maintenance Economy • Forced Stop •...
  • Page 13  Backlit LCD • The backlit LCD enables easy operation in a dark room. • Backlighting time can be selected from 30 or 60 seconds. • The backlight is lit while the buttons are operated, and goes off 30 or 60 seconds after the operation stops.

  • Page 14: Overview

    2-2. Overview a Remote temperature sensor (inside) b On/off button Operable only while displaying the “Monitor mode” screen. c LED lamp (operation indicator) d Touch panel display e Set temperature Operating temperature can be set. f Remote controller group name g Mode Operation mode can be set.

  • Page 15: Specifications

    2-3. Specifications Dimensions and other specifications on the wired remote controller are as follows. [Unit : mm] 20.4 Display 3.8-inch FSTN LCD (255 × 160 dots) with touch panel Dimensions (H × W × D) 120 × 120 × 20.4 Weight Input voltage DC 12 Power consumption Max.

  • Page 16: Specifications

    3. Specifications 3-1. Models: ARYG12LHTBP and ARYG14LHTBP Duct Type Inverter heat pump ARYG12LHTBP ARYG14LHTBP Model name Power supply 230 V ~ 50 Hz Available voltage range 198—264 V Rated Btu/h 11,950 14,650 Cooling 0.9 — 4.4 0.9 — 5.4 Min.—Max.
  • Page 17 Duct Type Inverter heat pump ARYG12LHTBP ARYG14LHTBP Model name Remote controller type Wired NOTES: Specifications are based on the following conditions: –Cooling: Indoor temperature of 27 °CDB/19 °CWB, and outdoor temperature of 35 °CDB/24 °CWB. –Heating: Indoor temperature of 20 °CDB/15 °CWB, and outdoor temperature of 7 °CDB/6 °CWB.

  • Page 18: Models: Aryg18Lhtbp, Aryg24Lhtbp, And Aryg30Lhtbp

    3-2. Models: ARYG18LHTBP, ARYG24LHTBP, and ARYG30LHTBP Duct Type Inverter heat pump ARYG18LHTBP ARYG24LHTBP ARYG30LHTBP Model name Power supply 230 V ~ 50 Hz Available voltage range 198—264 V Rated Btu/h 17,700 23,200 29,000 Cooling 0.9 — 6.5 0.9 — 8.0 2.8—10.0 Min.—Max.
  • Page 19 Duct Type Inverter heat pump ARYG18LHTBP ARYG24LHTBP ARYG30LHTBP Model name Remote controller type Wired NOTES: Specifications are based on the following conditions: –Cooling: Indoor temperature of 27 °CDB/19 °CWB, and outdoor temperature of 35 °CDB/24 °CWB. –Heating: Indoor temperature of 20 °CDB/15 °CWB, and outdoor temperature of 7 °CDB/6 °CWB. –Pipe length: 5 m, Height difference: 0 m.

  • Page 20: Models: Aryg36Lhtbp, Aryg45Lhtbp, And Aryg54Lhtbp

    3-3. Models: ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP Duct Type Inverter heat pump ARYG36LHTBP ARYG45LHTBP ARYG54LHTBP Model name Power supply 230 V ~ 50 Hz Available voltage range 198—264 V 12.1 13.4 Rated Btu/h 32,100 41,300 45,700 Cooling 2.8—11.2 4.0—14.0 4.5 - 14.5 Min.—Max.
  • Page 21 Duct Type Inverter heat pump ARYG36LHTBP ARYG45LHTBP ARYG54LHTBP Model name Remote controller type Wired NOTES: Specifications are based on the following conditions: –Cooling: Indoor temperature of 27 °CDB/19 °CWB, and outdoor temperature of 35 °CDB/24 °CWB. –Heating: Indoor temperature of 20 °CDB/15 °CWB, and outdoor temperature of 7 °CDB/6 °CWB. –Pipe length: 5 m, Height difference: 0 m.

  • Page 22: Dimensions

    4. Dimensions 4-1. Models: ARYG12LHTBP and ARYG14LHTBP Unit: mm Control box Gas pipe Drain port Liquid pipe Top view Side view (R) Side view (L) Front view Rear view - 16 -...

  • Page 23: Models: Aryg18Lhtbp, Aryg24Lhtbp, And Aryg30Lhtbp

    4-2. Models: ARYG18LHTBP, ARYG24LHTBP, and ARYG30LHTBP Unit: mm Control box Gas pipe Drain port Liquid pipe Side view (R) Side view (L) Top view Front view Rear view - 17 -...

  • Page 24: Models: Aryg36Lhtbp, Aryg45Lhtbp, And Aryg54Lhtbp

    4-3. Models: ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP Unit: mm Control box Gas pipe Liquid pipe Drain port Side view (R) Top view Side view (L) Front view Rear view 4-4. Installation space requirement Provide sufficient installation space for product safety.  Models: ARYG12LHTBP, ARYG14LHTB, ARYG18LHTBP, ARYG24LHTBP, ARYG30LHTBP, ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP Unit: mm...

  • Page 25: Maintenance Space Requirement

    4-5. Maintenance space requirement For future maintenance and service access, provide sufficient maintenance space. NOTE: Do not place any wiring or illumination in the maintenance space, as they will impede service.  Models: ARYG12LHTBP, ARYG14LHTB, ARYG18LHTBP, ARYG24LHTBP, ARYG30LHTBP, ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP •...

  • Page 26: Wiring Diagrams

    5. Wiring diagrams 5-1. Models: ARYG12LHTBP, ARYG14LHTBP, ARYG18LHTBP, and ARYG24LHTBP - 20 -...

  • Page 27: Models: Aryg30Lhtbp, Aryg36Lhtbp, Aryg45Lhtbp, And Aryg54Lhtbp

    5-2. Models: ARYG30LHTBP, ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP - 21 -...

  • Page 28: Capacity Table

    2.46 2.16 1.02 2.55 2.34 1.02 2.72 2.35 1.03 2.80 2.54 1.04 2.97 2.53 1.05 3.14 2.69 1.06  Model: ARYG14LHTBP Indoor temperature °CDB °CWB °CDB 4.06 3.51 0.36 4.52 3.53 0.36 4.68 3.84 0.36 4.99 3.85 0.37 5.14 4.16 0.37...
  • Page 29  Model: ARYG18LHTBP 1,050 Indoor temperature °CDB °CWB °CDB 3.77 2.98 0.25 4.20 3.00 0.26 4.34 3.26 0.26 4.63 3.27 0.26 4.76 3.54 0.26 5.05 3.52 0.27 5.34 3.75 0.27 3.65 2.93 0.31 4.07 2.95 0.32 4.21 3.20 0.32 4.49 3.21 0.32 4.62...
  • Page 30  Model: ARYG36LHTBP 2,050 Indoor temperature °CDB °CWB °CDB 7.30 6.42 1.00 8.14 6.45 1.01 8.42 7.02 1.02 8.97 7.03 1.02 9.25 7.60 1.03 9.80 7.57 1.04 10.36 8.06 1.05 7.18 6.27 1.23 8.00 6.31 1.25 8.27 6.86 1.26 8.81 6.89 1.27 9.09...

  • Page 31: Heating Capacity

    5.73 1.61 5.59 1.65 5.45 1.68 5.31 1.71 5.86 1.56 5.72 1.59 5.58 1.63 5.44 1.66 5.30 1.69  Model: ARYG14LHTBP Indoor temperature °CDB °CDB °CWB 4.35 2.11 4.25 2.15 4.14 2.19 4.04 2.24 3.94 2.28 4.92 2.11 4.80 2.15 4.68...
  • Page 32  Model: ARYG24LHTBP 1,360 Indoor temperature °CDB °CDB °CWB 6.27 2.56 6.12 2.62 5.97 2.68 5.82 2.73 5.67 2.78 7.10 2.77 6.93 2.83 6.76 2.89 6.60 2.95 6.43 3.00 7.94 2.91 7.75 2.97 7.56 3.03 7.37 3.09 7.18 3.15 8.80 2.84 8.59 2.91...
  • Page 33  Model: ARYG45LHTBP 2,550 Indoor temperature °CDB °CDB °CWB 11.38 3.93 11.11 4.02 10.84 4.10 10.58 4.19 10.31 4.27 12.37 4.05 12.08 4.13 11.79 4.21 11.50 4.30 11.20 4.38 13.41 4.10 13.10 4.19 12.77 4.27 12.45 4.27 12.13 4.27 14.39 4.10 14.05 4.19...

  • Page 34: Fan Performance

    7. Fan performance 7-1. Fan performance curve  Model: ARYG12LHTBP Fan performance curve_1 Hi (SP mode20) SP mode20 upper limit SP mode20 lower limit Qu(SP mode20) Normal SP Hi (Normal SP) upper limit Normal SP Qu (Normal SP) lower limit 1000 1500 2000...
  • Page 35 NOTES: • Setting of the external static pressure is switchable into modes by using the remote controller. • According to the resistance of the connecting duct, perform the setting of the external static pres- sure with referring “Fan performance curve_2” above. •...
  • Page 36  Model: ARYG14LHTBP Fan performance curve_1 Hi (SP mode20) SP mode20 upper limit SP mode20 lower limit Qu(SP mode20) Normal SP upper limit Hi (Normal SP) Normal SP Qu (Normal SP) lower limit 1000 1500 2000 [l/s] Airflow Fan performance curve_2...
  • Page 37  Characteristics of air volume and capacity • Cooling 1000 1500 2000 [l/s] Airflow • Heating 1000 1500 2000 [l/s] Airflow - 31 -...
  • Page 38  Model: ARYG18LHTBP Fan performance curve_1 Hi (SP mode20) SP mode20 upper limit SP mode20 lower limit Qu(SP mode20) Normal SP Hi (Normal SP) upper limit Normal SP Qu (Normal SP) lower limit 1000 1500 2000 [l/s] Airflow Fan performance curve_2 (For function setting by remote controller) Hi (SP mode19) Hi (SP mode20)
  • Page 39  Characteristics of air volume and capacity • Cooling 1000 1500 2000 [l/s] Airflow • Heating 1000 1500 2000 [l/s] Airflow - 33 -...
  • Page 40  Model: ARYG24LHTBP Fan performance curve_1 Hi (SP mode20) SP mode20 upper limit SP mode20 lower limit Qu(SP mode20) Normal SP Hi (Normal SP) upper limit Qu (Normal SP) Normal SP lower limit 1000 1500 2000 2500 [l/s] Airflow Fan performance curve_2 (For function setting by remote controller) Hi (SP mode19) Hi (SP mode20)
  • Page 41  Characteristics of air volume and capacity • Cooling 1000 1500 2000 2500 [l/s] Airflow • Heating 1000 1500 2000 2500 [l/s] Airflow - 35 -...
  • Page 42  Model: ARYG30LHTBP Fan performance curve_1 Hi (SP mode20) SP mode20 upper limit SP mode20 lower limit Qu(SP mode20) Normal SP Hi (Normal SP) upper limit Normal SP Qu (Normal SP) lower limit 1000 1500 2000 2500 [l/s] Airflow Fan performance curve_2 (For function setting by remote controller) Hi (SP mode19) Hi (SP mode20)
  • Page 43  Characteristics of air volume and capacity • Cooling 1000 1500 2000 2500 [l/s] Airflow • Heating 1000 1500 2000 2500 [l/s] Airflow - 37 -...
  • Page 44  Model: ARYG36LHTBP Fan performance curve_1 Hi (SP mode20) SP mode20 upper limit SP mode20 lower limit Normal SP Hi (Normal SP) Qu(SP mode20) upper limit Normal SP lower limit Qu (Normal SP) 1000 1500 2000 2500 3000 [l/s] Airflow Fan performance curve_2 (For function setting by remote controller) Hi (SP mode19)
  • Page 45  Characteristics of air volume and capacity • Cooling 1000 1500 2000 2500 3000 [l/s] Airflow • Heating 1000 1500 2000 2500 3000 [l/s] Airflow - 39 -...
  • Page 46  Models: ARYG45LHTBP and ARYG54LHTBP Fan performance curve_1 Hi (SP mode16) SP mode16 upper limit SP mode16 lower limit Hi (Normal SP) Qu(SP mode16) Normal SP upper limit Normal SP Qu (Normal SP) lower limit 1000 1500 2000 2500 3000 3500 [l/s] Airflow...
  • Page 47  Characteristics of air volume and capacity • Cooling 1000 1500 2000 2500 3000 3500 [l/s] Airflow • Heating 1000 1500 2000 2500 3000 3500 [l/s] Airflow  Automatic airflow adjustment procedures 1. To start the auto setting, use No.32 of setting value in Function Number 26. 2.

  • Page 48: Airflow

    7-2. Airflow  Model: ARYG12LHTBP  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH QUIET - 42 -...
  • Page 49  Model: ARYG14LHTBP  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH QUIET - 43 -...
  • Page 50  Model: ARYG18LHTBP  Cooling Fan speed Airflow 1,050 HIGH QUIET  Heating Fan speed Airflow 1,050 HIGH QUIET - 44 -...
  • Page 51  Model: ARYG24LHTBP  Cooling Fan speed Airflow 1,360 HIGH 1,080 QUIET  Heating Fan speed Airflow 1,360 HIGH 1,080 QUIET - 45 -...
  • Page 52  Model: ARYG30LHTBP  Cooling Fan speed Airflow 1,700 HIGH 1,001 1,360 1,190 1,070 QUIET  Heating Fan speed Airflow 1,700 HIGH 1,001 1,360 1,190 1,070 QUIET - 46 -...
  • Page 53  Model: ARYG36LHTBP  Cooling Fan speed Airflow 2,050 HIGH 1,207 1,640 1,330 1,070 QUIET  Heating Fan speed Airflow 1,850 HIGH 1,089 1,640 1,330 1,070 QUIET - 47 -...
  • Page 54  Model: ARYG45LHTBP  Cooling Fan speed Airflow 2,550 HIGH 1,501 2,040 1,201 1,650 1,430 QUIET  Heating Fan speed Airflow 2,550 HIGH 1,501 2,040 1,201 1,650 1,430 QUIET - 48 -...
  • Page 55  Model: ARYG54LHTBP  Cooling Fan speed Airflow 2,550 HIGH 1,501 2,040 1,201 1,650 1,430 QUIET  Heating Fan speed Airflow 2,550 HIGH 1,501 2,040 1,201 1,650 1,430 QUIET - 49 -...

  • Page 56: Operation Noise (Sound Pressure)

    NC-25 Quiet NC-20 Quiet NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 Octave band center frequency, Hz 1,000 2,000 4,000 8,000  Model: ARYG14LHTBP  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...
  • Page 57  Model: ARYG18LHTBP  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 NC-25 NC-25 NC-20 NC-20 Quiet Quiet NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
  • Page 58  Model: ARYG30LHTBP  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 High NC-45 NC-45 High NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 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 Octave band center frequency, Hz Octave band center frequency, Hz...
  • Page 59  Model: ARYG45LHTBP  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 NC-25 NC-25 Quiet 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...

  • Page 60: Sound Level Check Point

    8-2. Sound level check point Front view Side view Product Measuring duct Measuring duct (Set the static pressure as rating in this area.) Microphone Microphone - 54 -...

  • Page 61: Safety Devices

    9. Safety devices Model ARYG30LHTBP Type of protection Protection form ARYG12LHTBP ARYG18LHTBP ARYG36LHTBP ARYG14LHTBP ARYG24LHTBP ARYG45LHTBP ARYG54LHTBP Circuit protection Current fuse (PCB*) 250 V, 5A 250 V, 10A 115 ± 15 °C Activate Fan motor stop Thermal protection program Fan motor protection 70 °C...

  • Page 62: External Input And Output

    10. External input and output Rotary switch CN65 CN47 (Ext.in/out PCB) (Ext.out) Terminal (Ext.in) Fig. Indoor unit PCB Fig. External input and output PCB External Input External input External output Connector Input select connect kit signal (Optional parts) Operation/Stop Terminal Dry contact Edge Forced stop...
  • Page 63  External input and output PCB The indoor unit Operation/Stop can be set by using the input terminal on the PCB.  Input select Use either one of these types of terminals according to the application. (Both types of terminals cannot be used simultaneously.) •...

  • Page 64: 10-2.External Output

    10-2. External output Use an external output cable with appropriate external dimension, depending on the number of ca- bles to be installed.  Indoor unit • A twisted pair cable (22AWG) should be used. Maximum length of cable is 25 m. •...

  • Page 65: 10-3.Combination Of External Input And Output

    10-3. Combination of external input and output By combining the function setting of the indoor unit and rotary switch setting of the External input and output PCB, you can select various combinations of functions. Combination examples of external input and output are as follows: External input External Function...
  • Page 66  Input signal type • Indoor unit Input signal type is only "Edge". Edge • External input and output PCB The input signal 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.

  • Page 67: 10-4.Details Of Function

    10-4. Details of function  Control input function  When function setting is "Operation/Stop" mode 1 • In the case of "Edge" input Rotary SW of Function External input and External input Input signal Command setting / output PCB Off → On Operation Input of indoor unit Terminal...
  • Page 68  When function setting is "Forced stop" mode • In the case of "Edge" input Rotary SW of Function External input and External input Input signal Command setting / output PCB Off → On Forced stop Input of indoor unit Terminal On →...
  • Page 69  When function setting is "Operation/Stop" mode 2 • In the case of "Edge" input Rotary SW of Function External input and External input Input signal Command setting / output PCB Off → On Operation Input of indoor unit Terminal Stop (R.C.
  • Page 70  Forced thermostat off function Function Rotary SW of External External input Input signal Command setting / input and output PCB 60-00 / 2 Thermostat Off →On 60-09 / B External input and output Input 1 60-10 / C Normal On →...
  • Page 71  Error status Function Rotary SW of External Output External output Command setting / input and output PCB signal Low → High Error 60-09 / B Output of indoor unit CN47 High → Low Normal Off → On Error 60-00 / 2 Output 1 On →...
  • Page 72  External heater output Function Rotary SW of External Output External output Command setting / input and output PCB signal Low → High Heater on 60-11 / D Output of indoor unit CN47 High → Low Heater off 60-00 / 2 Off →...

  • Page 73: Function Settings

    11. Function settings To adjust the functions of this product according to the installation environment, various types of function settings are available. NOTE: Incorrect settings can cause a product malfunction. 11-1. Function settings on indoor unit  Models: ARYG12LHTBP, ARYG14LHTB, ARYG18LHTBP, ARYG24LHTBP, ARYG30LHTBP, ARYG36LHTBP, ARYG45LHTBP, and ARYG54LHTBP By using some components on the PCB, you can change the function settings.
  • Page 74  DIP switch setting • Remote controller address setting (SW100) When operating a number of indoor units by using a wired remote controller, DIP switch set- ting for assigning unit number to each indoor unit is required. DIP switches are normally set to make the unit number 00. Remote DIP switch number Factory...

  • Page 75: 11-2.Function Settings By Using Remote Controller

    11-2. Function settings by using remote controller Some function settings can be changed on the remote controller. After confirming the setting proce- dure and the content of each function setting, select appropriate functions for your installation envi- ronment. NOTE: Incorrect settings can cause a product malfunction. ...
  • Page 76 Touch the “Setting” on the “Function Setting” screen. Function Setting Address [002–01] Function No. [11] Setting No. [00] Back Setting Setting screen of “Setting No.” is displayed. Set the setting number by touching ▲ or ▼. (The setting range is from 00 to 99.) When the “OK” is touched, the “Function Setting” verification screen is displayed.
  • Page 77  Contents of function setting Each function setting listed in this section is adjustable in accordance with the installation environ- ment. NOTE: Setting will not be changed if invalid numbers or setting values are selected.  Function setting list Function no. Functions Filter sign Static pressure...
  • Page 78 2) Static pressure Select the appropriate static pressure according to the installation conditions. Function number Setting value Setting description Factory setting 30 Pa 40 Pa 50 Pa 60 Pa 70 Pa 80 Pa 90 Pa 100 Pa 110 Pa 120 Pa 130 Pa 140 Pa 150 Pa...
  • Page 79 3) Room temperature control for indoor unit sensor Depending on the installed environment, correction of the room 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).
  • Page 80 5) Auto restart Enables or disables automatic restart after a power interruption. Function number Setting value Setting description Factory setting Enable ♦ Disable NOTE: Auto restart is an emergency function such as for power outage etc. Do not attempt to use this function in normal operation.
  • Page 81 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 Disable Enable Remote controller...

  • Page 82: Wired Remote Controller (Touch Panel)

    12. Wired remote controller (Touch panel) 12-1. Remote controller address setting  How to confirm the remote controller address NOTE: The address of this remote controller is set automatically. Do not change the indoor unit remote controller address from the factory setting "0". (Verify that the address is "0".) When the [RC Address Setting] on the “Maintenance”...
  • Page 83 When the [Yes] on the verification screen is touched, a message screen is displayed. Manual Addressing Manual address setting will be started. OK? When the [Close] on the message screen is touched, the display returns to the “R.C. Address Setting” screen. Turn on the power again. Manual Addressing Setting is reflected after the power is turned on again.

  • Page 84: 12-2.Remote Controller Master/Slave Setting

    12-2. Remote controller master/slave setting Touch the [RC Master/Slave Setting] on the “Initial Setting” screen. Initial Setting Page 3/ 3 RC Master/ Slave Setting Previous Back Page “RC Master/Slave Setting” screen is displayed. Select the [Master] or [Slave]. R.C. Master / Slave Setting Master Slave Cancel...

  • Page 85: Accessories

    13. Accessories Part name Exterior Q’ty Part name Exterior Q’ty Coupler heat Operating manual insulation (large) Operating manual (CD- Coupler heat ROM) insulation (small) large Web site manual Operating manual medium Cable tie (remote controller) Installation manual small (indoor unit) Installation manual Remote controller (remote controller)

  • Page 86: Optional Parts

    14. Optional parts 14-1. Controllers Exterior Part name Model name Summary Easy finger touch operation with LCD Wired remote panel. Backlit LCD enables easy UTY-RNRYZ1 controller operation in a dark room. Wire type: Non-polar 2-wire High visibility and easy operation. Room temperature can be accurately Wired remote UTY-RLRY...

  • Page 87: 14-2.Others

    14-2. Others Exterior Part name Model name Summary New amenity space can be offered by Remote sensor UTY-XSZX installing Remote sensor unit in the unit remote controller. Long-life filter can be mounted to the Long-life filter UTD-LFNC indoor unit. (For 12 and 14 models) Long-life filter can be mounted to the Long-life filter UTD-LFNB...

  • Page 88: Part 2. Outdoor Unit

    Part 2. OUTDOOR UNIT SINGLE TYPE: AOYG12LBLA AOYG14LBLA AOYG18LBCA AOYG24LBCA AOYG30LBTA AOYG36LBTA AOYG45LBTA AOYG54LBTA...

  • Page 89: Specifications

    1. Specifications 1-1. Models: AOYG12LBLA and AOYG14LBLA Type Inverter heat pump Model name AOYG12LBLA AOYG14LBLA Power supply 230 V ~ 50 Hz Available voltage range 198—264 V Starting current Cooling 1,780 1,910 Airflow rate Heating 1,630 1,740 Type × Q'ty Propeller ×...

  • Page 90: Models: Aoyg18Lbca And Aoyg24Lbca

    1-2. Models: AOYG18LBCA and AOYG24LBCA Type Inverter heat pump Model name AOYG18LBCA AOYG24LBCA Power supply 230 V ~ 50 Hz Available voltage range 198—264 V Starting current Cooling 1,900 2,460 Airflow rate Heating 1,700 2,340 Type × Q'ty Propeller × 1 Motor output Cooling Sound pressure level *1...

  • Page 91: Models: Aoyg30Lbta And Aoyg36Lbta

    1-3. Models: AOYG30LBTA and AOYG36LBTA Type Inverter heat pump Model name AOYG30LBTA AOYG36LBTA Power supply 230 V ~ 50 Hz Available voltage range 198—264 V Starting current 11.8 13.4 Cooling 3,600 3,800 Airflow rate Heating 3,600 3,800 Type × Q'ty Propeller ×...

  • Page 92: Models: Aoyg45Lbta And Aoyg54Lbta

    1-4. Models: AOYG45LBTA and AOYG54LBTA Type Inverter heat pump Model name AOYG45LBTA AOYG54LBTA Power supply 230 V ~ 50 Hz Available voltage range 198—264 V Starting current 15.7 20.2 Cooling 6,750 6,750 Airflow rate Heating 6,200 6,850 Type × Q'ty Propeller ×...

  • Page 93: Dimensions

    2. Dimensions 2-1. Models: AOYG12LBLA and AOYG14LBLA Unit : mm Top view Front view Side view Air flow Bottom view - 87 -...

  • Page 94: Models: Aoyg18Lbca And Aoyg24Lbca

    2-2. Models: AOYG18LBCA and AOYG24LBCA Unit : mm Top view Side view Side view Front view Airflow Drain port 3-Ø20 (Drain cap) Drain port Ø20 (Drain pipe) Bottom view - 88 -...

  • Page 95: Models: Aoyg30Lbta And Aoyg36Lbta

    2-3. Models: AOYG30LBTA and AOYG36LBTA Unit : mm Top view Front view Side view Airflow Bottom view - 89 -...

  • Page 96: Models: Aoyg45Lbta And Aoyg54Lbta

    2-4. Models: AOYG45LBTA and AOYG54LBTA 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 & cable port 51.5 Bottom view - 90 -...

  • Page 97: Installation Space

    3. Installation space 3-1. Models: AOYG12LBLA, AOYG14LBLA, AOYG18LBCA, and AOYG24LBCA  Space requirement Provide sufficient installation space for product safety.  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.
  • Page 98  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. 1,000 or more or more When there are obstacles at the front and rear. 200 or more 1,000 or more •...
  • Page 99  Outdoor unit installation in multi-row Unit: mm Single parallel unit arrangement Multiple parallel unit arrangement 100 or more 200 or more 1,000 or more 2,000 or more 200 or more 400 or more 1,000 or more 500 or more 200 or more NOTES: •...

  • Page 100: Models: Aoyg30Lbta And Aoyg36Lbta

    3-2. Models: AOYG30LBTA and AOYG36LBTA  Installation space requirement Provide sufficient installation space for product safety.  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. 100 or more 100 or more 300 or more...
  • Page 101  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 250 or more or more When there are obstacles at the front and rear. 500 or more 1,500 or more •...
  • Page 102  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 1,500 or more 1,000 or more 250 or more 1,500 or more 500 or more...

  • Page 103: Models: Aoyg45Lbta And Aoyg54Lbta

    3-3. Models: AOYG45LBTA and AOYG54LBTA  Space requirement Provide sufficient installation space for product safety.  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. 200 or more 300 or more 150 or more...
  • Page 104  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 •...
  • Page 105  Outdoor unit installation in multi-row Unit: mm Single parallel unit arrangement Multiple parallel unit arrangement 150 or 500 or more 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 106: Refrigerant Circuit

    4. Refrigerant circuit 4-1. Models: AOYG12LBLA and AOYG14LBLA Heat exchanger 3-Way ( INDOOR ) valve Muffler 2-Way valve 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) : Cooling : Heating : Thermistor (Compressor Temp.) : Thermistor (Discharge Temp.) : Thermistor (Outdoor Temp.) : Thermistor (Heat Exchanger Med Temp.) : Thermistor (Heat Exchanger Out Temp.)

  • Page 107: Models: Aoyg18Lbca And Aoyg24Lbca

    4-2. Models: AOYG18LBCA and AOYG24LBCA Heat exchanger 3-Way ( INDOOR ) valve Muffler 2-Way valve Pressure switch 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) : Cooling : Heating : Thermistor (Compressor Temp.) : Thermistor (Discharge Temp.) : Thermistor (Outdoor Temp.) : Thermistor (Heat Exchanger Out Temp.) : Thermistor (Room Temp.)

  • Page 108: Models: Aoyg30Lbta And Aoyg36Lbta

    4-3. Models: AOYG30LBTA and AOYG36LBTA Heat exchanger 3-Way ( INDOOR ) valve Muffler 2-Way valve Pressure switch 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) : Cooling : Heating : Thermistor (Compressor Temp.) : Thermistor (Discharge Temp.) : Thermistor (Outdoor Temp.) : Thermistor (Heat Exchanger Out Temp.) : Thermistor (Room Temp.)

  • Page 109: Models: Aoyg45Lbta And Aoyg54Lbta

    4-4. Models: AOYG45LBTA and AOYG54LBTA - 103 -...

  • Page 110: Wiring Diagrams

    5. Wiring diagrams 5-1. Models: AOYG12LBLA and AOYG14LBLA - 104 -...

  • Page 111: Models: Aoyg18Lbca And Aoyg24Lbca

    5-2. Models: AOYG18LBCA and AOYG24LBCA 5-3. Model: AOYG30LBTA - 105 -...

  • Page 112: Model: Aoyg36Lbta

    5-4. Model: AOYG36LBTA - 106 -...

  • Page 113: Models: Aoyg45Lbta And Aoyg54Lbta

    5-5. Models: AOYG45LBTA and AOYG54LBTA - 107 -...

  • Page 114: Capacity Compensation Rate For Pipe Length And Height Difference

    6. Capacity compensation rate for pipe length and height difference Height difference H Indoor unit is higher than outdoor unit Indoor unit is lower than outdoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Connection pipe Connection pipe 6-1. Models: AOYG12LBLA NOTE: Values mentioned in the table are calculated based on the maximum capacity.

  • Page 115: Models: Aoyg14Lbla

    6-2. Models: AOYG14LBLA NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING 0.953 0.950 0.947 0.983 0.968 0.966 0.962 Indoor unit is higher than outdoor unit *1 0.988 0.987 0.972 0.970 0.966 0.992 0.992 0.991...

  • Page 116: Model: Aoyg30Lbta

    6-4. Model: AOYG30LBTA NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING 0.908 0.894 0.876 0.935 0.923 0.909 0.891 Indoor unit is higher 0.968 0.951 0.938 0.924 0.906 than outdoor unit *1 0.982 0.972 0.954...

  • Page 117: Model: Aoyg36Lbta

    6-5. Model: AOYG36LBTA NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING 0.879 0.846 0.814 0.926 0.893 0.861 0.828 Indoor unit is higher 0.975 0.942 0.908 0.875 0.841 than outdoor unit *1 0.988 0.979 0.946...

  • Page 118: Models: Aoyg45Lbta And Aoyg54Lbta

    6-6. Models: AOYG45LBTA and AOYG54LBTA NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING 0.871 0.837 0.803 0.921 0.886 0.851 0.816 Indoor unit is higher 0.971 0.936 0.901 0.865 0.830 than outdoor unit *1 0.988 0.975 0.940...

  • Page 119: Additional Charge Calculation

    7. Additional charge calculation 7-1. Model: AOYG12LBLA Refrigerant type R410A Factory charge amount 1,150  Refrigerant charge Total pipe length 15 or less 25 (Max.) 20 g/m Additional charge amount 7-2. Model: AOYG14LBLA Refrigerant type R410A Factory charge amount 1,250 ...

  • Page 120: Models: Aoyg45Lbta And Aoyg54Lbta

    7-5. Models: AOYG45LBTA and AOYG54LBTA Refrigerant type R410A Factory charge amount 3,350  Refrigerant charge Total pipe length 20 or less 50 (Max.) 40 g/m Additional charge amount 1200 - 114 -...

  • Page 121: Airflow

    8. Airflow 8-1. Model: AOYG12LBLA  Cooling Airflow 1,780 1,048  Heating Airflow 1,630 8-2. Model: AOYG14LBLA  Cooling Airflow 1,910 1,124  Heating Airflow 1,740 1,024 8-3. Model: AOYG18LBCA  Cooling Airflow 1,900 1,118  Heating Airflow 1,700 1,001 - 115 -...

  • Page 122: Model: Aoyg24Lbca

    8-4. Model: AOYG24LBCA  Cooling Airflow 2,460 1,448  Heating Airflow 2,340 1,377 8-5. Model: AOYG30LBTA  Cooling Airflow 3,600 1,000 2,119  Heating Airflow 3,600 1,000 2,119 8-6. Model: AOYG36LBTA  Cooling Airflow 3,800 1,056 2,237  Heating Airflow 3,800 1,056 2,237...

  • Page 123: Model: Aoyg45Lbta

    8-7. Model: AOYG45LBTA  Cooling Airflow 6,750 1,875 3,973  Heating Airflow 6,200 1,722 3,649 8-8. Model: AOYG54LBTA  Cooling Airflow 6,750 1,875 3,973  Heating Airflow 6,850 1,903 4,032 - 117 -...

  • Page 124: Operation Noise (Sound Pressure)

    9. Operation noise (sound pressure) 9-1. Noise level curve  Model: AOYG12LBLA  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...
  • Page 125  Model: AOYG18LBCA  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 ...
  • Page 126  Model: AOYG30LBTA  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 ...
  • Page 127  Model: AOYG45LBTA  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 ...

  • Page 128: Sound Level Check Point

    9-2. Sound level check point Rear Microphone Microphone Airflow Side view Rear view Side view Rear view Rear Microphone Microphone Airflow NOTE: Detailed shape of the actual outdoor unit might be slightly different from the one illustrated above. - 122 -...

  • Page 129: Electrical Characteristics

    10. Electrical characteristics Model name AOYG12LBLA AOYG14LBLA AOYG18LBCA AOYG24LBCA Power Voltage 230 ~ supply Frequency Max operating current *1 10.5 13.0 13.5 18.5 Circuit breaker current Power cable Wiring Connection 1.5 — 2.5 spec. *2 cable *3 Limited wiring length Model name AOYG30LBTA AOYG36LBTA...

  • Page 130: Safety Devices

    11. Safety devices Model Type of Protection form protection AOYG12LBLA AOYG14LBLA Current fuse (Filter PCB) Current fuse 250 V, 15A Circuit protection (Main PCB) 250 V, 3.15A Current fuse 250 V, 20A (Near the terminal) 250 V, 5A 100+15/-10°C Activate Fan motor stop Fan motor Thermal protection program...
  • Page 131 Model Type of Protection form protection AOYG18LBCA AOYG24LBCA Current fuse (Filter PCB) Current fuse 250 V, 20A Circuit protection (Main PCB) 250 V, 5A Current fuse (Near the terminal) 100±15°C Activate Fan motor stop Fan motor Thermal protection program protection 95±10°C Reset Fan motor restart...
  • Page 132 Model Type of Protection form protection AOYG30LBTA AOYG36LBTA Current fuse 250 V, 10A (Filter PCB) Current fuse Circuit protection 250 V, 3.15A × 2 (Main PCB) Current fuse 250 V, 25A (Near the terminal) 150±15°C Activate Fan motor stop Fan motor Thermal protection program protection 120±15°C...
  • Page 133 Model Type of Protection form protection AOYG45LBTA AOYG54LBTA 250 V, 30A Current fuse 250 V, 10A × 2 (Filter PCB) 250V, 3.15 A Circuit protection Current fuse 250 V, 3.15 A (Main PCB) 122±9°C Activate Fan motor stop Fan motor Thermal protection program protection 116+10/-9°C...

  • Page 134: External Input And Output (Aoyg45Lbta And Aoyg54Lbta)

    12. External input and output (AOYG45LBTA and AOYG54LBTA) 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 135  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. ...

  • Page 136: 12-2.External Output

    12-2. 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 Outdoor unit Connected unit control PCB Connector •...
  • Page 137  Compressor status output  Circuit diagram example Outdoor unit control PCB Connected unit Connector • 1: Power supply Power Voltage (Vcc): DC 24 V or less supply • 2: Load DC 500 mA or less Load • *: Make the distance from the PCB to the *10 m connected unit within 10 m.

  • Page 138: Function Settings

    13. Function settings 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. 13-1.
  • Page 139  Switch buttons and the functions LED lamps Switch buttons LED lamp Function or operation method Lights on while power on. (1) POWER/MODE Green 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 140: 13-2.Local Setting Procedure

    13-2. Local setting procedure NOTE: Before performing the function setting, be sure to stop the operation of the air conditioner.  Low noise mode LED lamps Switch buttons Press the MODE switch button (SW1) for 3 seconds or more to switch to “Local setting mode”. After confirming the LED lamp of POWER/MODE blinks 9 times, press the ENTER switch button (SW3).
  • Page 141 Press the ENTER switch button (SW3) and fix it. PEAK CUT (L4) (L5) (L6) MODE 1 MODE 2 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.
  • Page 142 Press the ENTER switch button (SW3). LOW NOISE (L2) (L3) PEAK CUT MODE Sign “ ”: Lights on Press the SELECT switch button (SW2), and adjust the LED lamps as shown below. PEAK CUT (L4) (L5) (L6) Blink 100 % of rated input ratio 75 % of rated input ratio Blink 50 % of rated input ratio...

  • Page 143: Accessories

    14. Accessories 14-1. Models: AOYG12LBLA and AOYG14LBLA Part name Exterior Q’ty Part name Exterior Q’ty Installation manual Drain cap Adapter, 6.35 (1/4)→9.52 (3/8) Drain pipe [mm (in)] (for 12 model) 14-2. Models: AOYG18LBCA and AOYG24LBCA Part name Exterior Q’ty Part name Exterior Q’ty Installation manual...

  • Page 144: Optional Parts

    15. Optional parts Exterior Part name Model name Summary Use to operate the external input and External UTY-XWZXZ3 output functions of outdoor unit. connect kit (For 45 and 54 models) - 138 -...

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