Fujitsu ASUH09LMAS Design & Technical Manual
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Fujitsu ASUH09LMAS Design & Technical Manual

Fujitsu ASUH09LMAS Design & Technical Manual

Wall mounted type air conditioner
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AIR CONDITIONER
Wall mounted type
DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
WALL SLEEVE
(Optional part)
ASUH09LMAS
ASUH12LMAS
AOUH09LEAS1
AOUH12LEAS1
BASE BRACKET KIT
(Optional part)
UTZ-WUZA-C
UTZ-WUZB-C
DR_AS146EF_06
2022.10.18

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  • Page 1 AIR CONDITIONER Wall mounted type DESIGN & TECHNICAL MANUAL INDOOR ASUH09LMAS ASUH12LMAS OUTDOOR AOUH09LEAS1 AOUH12LEAS1 WALL SLEEVE BASE BRACKET KIT (Optional part) (Optional part) UTZ-WUZA-C UTZ-WUZB-C DR_AS146EF_06 2022.10.18...
  • Page 2 • Product specifications and design are subject to change without notice for future improvement. • For further details, 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 LLC. ®...

  • Page 3: Table Of Contents

    CONTENTS Part 1. INDOOR UNIT................1 1. Specifications....................2 2. Dimensions....................4 2-1. Models: ASUH09LMAS and ASUH12LMAS ..............4 2-2. Installation space requirement ..................5 3. Wiring diagrams ....................6 3-1. Models: ASUH09LMAS and ASUH12LMAS ..............6 4. Capacity table....................7 4-1. Cooling capacity.......................7 4-2. Heating capacity ......................9 5.
  • Page 4 CONTENTS (continued) Part 2. OUTDOOR UNIT..............65 1. Specifications....................66 2. Dimensions....................67 2-1. Models: AOUH09LEAS1 and AOUH12LEAS1 ..............67 3. Installation space ..................68 3-1. Models: AOUH09LEAS1 and AOUH12LEAS1 ..............68 4. Refrigerant circuit ..................69 4-1. Models: AOUH09LEAS1 and AOUH12LEAS1 ..............69 5. Wiring diagrams ..................70 5-1.
  • Page 5 CONTENTS (continued) Part 3. OPTIONAL PARTS..............79 1. Wall sleeve....................80 1-1. Specifications.........................80 1-2. Dimensions ........................80 1-3. Installation space ......................82 1-4. Capacity.........................85 1-5. Noise level curve......................85 2. Base bracket kit...................87 2-1. Specifications.........................87 2-2. Installation........................87...

  • Page 7: Part 1. Indoor Unit

    Part 1. INDOOR UNIT WALL MOUNTED TYPE: ASUH09LMAS ASUH12LMAS...

  • Page 8: Specifications

    1. Specifications Wall mounted Type Inverter heat pump Model name ASUH09LMAS ASUH12LMAS Power supply 208/230 V~ 60 Hz Power supply intake Outdoor unit Available voltage range 187—253 V 2.64 3.52 Rated Btu/h 9,000 12,000 Cooling 0.90—2.90 0.90—3.60 Min.—Max. Btu/h 3,070—9,900 3,070—12,300...
  • Page 9 Wall mounted Type Inverter heat pump Model name ASUH09LMAS ASUH12LMAS NOTES: • Specifications are based on the following conditions: – Cooling: Indoor temperature of 80°F (26.67°CDB)/67°FWB (19.44°CWB), and outdoor temperature of 95°FDB (35°CDB)/75°FWB (23.9°CWB). – Heating: Indoor temperature of 70°FDB (21.11°CDB)/60°FWB (15.56°CWB), and outdoor temperature of 47°FDB (8.33°CDB)/43°FWB (6.11°CWB).

  • Page 10: Dimensions

    2. Dimensions 2-1. Models: ASUH09LMAS and ASUH12LMAS Unit: in (mm) 8-3/4 (222) 32-13/16 (834) 1/8 (3.0) 14-1/8 (359) 16-7/16 (418) 19-3/8 (492) 2-5/8 (67) 12-7/8 (327) 12-7/8 (327) 4-7/16 (113) Outline of indoor unit for pipe inlet Ø 2-9/16 (65) for pipe inlet Ø...

  • Page 11: Installation Space Requirement

    2-2. Installation space requirement Provide sufficient installation space for product safety. Unit: in (mm) 2 (40) or more 3 (70) or more Wall hook bracket 5 (107) or more Outline of the indoor unit 8 (183) or more 60 (1,500) or more A: Install so that the flare connection part is outdoors.

  • Page 12: Wiring Diagrams

    3. Wiring diagrams 3-1. Models: ASUH09LMAS and ASUH12LMAS - 6 - 3-1. Models: ASUH09LMAS and ASUH12LMAS 3. Wiring diagrams...

  • Page 13: Capacity Table

    Airflow Rate (AFR): For cooling capacity: Total Capacity (TC), Sensible Heat Capacity (SHC), and Input Power (IP) For heating capacity: Total Capacity (TC) and Input Power (IP) 4-1. Cooling capacity ¢ Model: ASUH09LMAS Indoor temperature °FDB °FWB °FDB...
  • Page 14 ¢ Model: ASUH12LMAS Indoor temperature °FDB °FWB °FDB kBtu kBtu kBtu kBtu kBtu kBtu 13.03 8.87 0.84 14.50 9.21 0.86 15.59 9.59 0.88 16.28 10.58 0.89 16.86 10.85 0.99 17.03 11.33 1.02 12.80 8.63 0.86 14.26 8.97 0.88 15.32 9.25 0.90 16.00 10.13...

  • Page 15: Heating Capacity

    4-2. Heating capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: ASUH09LMAS Indoor temperature °FDB °FDB °FWB kBtu kBtu kBtu kBtu kBtu 9.55 1.28 9.38 1.30 9.01 1.32 8.94 1.34 8.67 1.36 10.30 1.35...

  • Page 16: Fan Performance

    5. Fan performance 5-1. Air velocity distributions ¢ Models: ASUH09LMAS and ASUH12LMAS Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 7 (2) 3 (1) 2 (0.5) Horizontal louver: Up Vertical louver: Center (ft) (ft) Unit: ft/s (m/s) 7 (2) 2 (0.5)

  • Page 17: Airflow

    5-2. Airflow ¢ Model: ASUH09LMAS  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH QUIET - 11 - 5-2. Airflow 5. Fan performance...
  • Page 18 ¢ Model: ASUH12LMAS  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH QUIET - 12 - 5-2. Airflow 5. Fan performance...

  • Page 19: Operation Noise (Sound Pressure)

    6. Operation noise (sound pressure) 6-1. Noise level curve ¢ Models: ASUH09LMAS and ASUH12LMAS  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 NC-25 NC-25 NC-20 NC-20...

  • Page 20: Safety Devices

    7. Safety devices Model Type of protection Protection form ASUH09LMAS and ASUH12LMAS Circuit protection Current fuse (PCB*) 250 V, 3.15 A 257 ±18°F (125 ±10°C) Activate Fan motor stop Power IC thermal Fan motor protection shutdown protection 212 ±18°F (100 ±10°C)

  • Page 21: External Input And Output

    8. External input and output External input and output PCB Indoor unit PCB CN47 (Ext. out) CN65 (Ext. in/out PCB) CN46 (Ext. in) SW301 SW302 Rotary switch CN314 CN313 CN312 CN311 CN310 CN308 Connecting point Input/Output Function Input select Input signal Operation/Stop CN46 Input...

  • Page 22: External Input

    8-1. External input With using external input function, some functions on this product can be controlled from an external device. • “Operation/Stop” mode or "Forced stop" mode can be selected with function setting of indoor unit. • A twisted pair cable (22 AWG) should be used. Maximum length of cable is 492 ft (150 m). •...
  • Page 23 ¢ External Input and Output PCB The indoor unit Operation/Stop can be set by using the input connector on the PCB. • Input select Use either one of these types of connectors according to the application. (Both types of connec- tors cannot be used simultaneously.) –...
  • Page 24 ¢ 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 (SW302) on the External Input and Output PCB.

  • Page 25: External Output

    8-2. 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 (22 AWG)should be used. Maximum length of cable is 82 ft (25 m). •...
  • Page 26 ¢ External Input and Output PCB • A twisted pair cable (22AWG)should be used. Maximum length of cable is 82 ft (25 m). • Output voltage: High DC 12 V ±2 V, Low 0 V. • Permissible current: 50 mA •...

  • Page 27: Setting Of External Input And Output

    8-3. Setting of external input and output • Indoor unit Input Connection point Function setting number 46 Function Operation/Stop mode 1 (R.C. enabled) (Setting prohibited) CN46 Forced stop mode Operation/Stop mode 2 (R.C. disabled) Output Connection point Function setting number 60 Function Operation status 01 to 04...
  • Page 28 • External Input and Output PCB Switch setting Ex IN Ex OUT Rotary SW302 CN313 CN314 CN310 CN311 CN312 switch Edge Operation/Stop Not available Operation Indoor unit fan Error status status status Pulse Operation Stop Indoor unit fan Forced External heater Not available Error status operation...

  • Page 29: Details Of Control Input Function

    8-4. Details of control input function ¢ Operation/Stop mode 1 • In the case of "Edge" input External Input and Output PCB Function External input Input signal Command setting Rotary SW302 switch Off → On Operation — Input of indoor unit CN46 On →...
  • Page 30 ¢ Forced stop • In the case of "Edge" input External Input and Output PCB Function External input Input signal Command setting Rotary SW302 switch Forced stop Off → On (R.C. disabled) — Input of indoor unit CN46 Normal On → Off (R.C.
  • Page 31 ¢ Operation/Stop mode 2 • In the case of “Edge” input External Input and Output PCB Function External input Input signal Command setting Rotary SW302 switch Operation Off → On (R.C. enabled) — Input of indoor unit CN46 Stop On → Off (R.C.
  • Page 32 ¢ Forced thermostat off External Input and Output External input Input signal Command Rotary switch Off → On Thermostat off External Input and 2, B, C, D CN313 Output PCB On → Off Normal operation Off → On Thermostat off External Input and 4, 7, 8, A CN313...

  • Page 33: Details Of Control Output Function

    8-5. Details of control output function ¢ Operation status External Input and Function Output PCB External output Output signal Status setting Rotary switch Off → On Operation 60-00 1, 2, 8 Output of indoor unit CN47 60-06 On → Off Stop Off →...
  • Page 34 ¢ Indoor unit fan operation status External Input and Function Output PCB External output Output signal Status setting Rotary switch Off → On Fan run 60-10 Output of indoor unit CN47 On → Off Fan stop Off → On Fan run External Input and —...
  • Page 35 ¢ External heater output Function setting Indoor unit Wired R. C. Control Primary heater Auxiliary heater Control switching external heaters Sensor activation* No. 61 Auxiliary heater Heat pump 61-00 — External device* control 1 Auxiliary heater Heat pump External device 61-01 —...
  • Page 36 • Design and install external heater appropriately with considering its protection. • 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. - 30 - 8-5.
  • Page 37  Auxiliary equipment control by room temperature Auxiliary equipment control is switchable by room temperature. Auxiliary equipment switching is per- formed for each room temperature divided to following 3 zones. Zone A Ts +0.9°F (0.5 °C) Ts: Setting temperature Ts -0.9°F (0.5 °C) Tr: Room temperature Zone B Zone C...
  • Page 38  Auxiliary heater control 1 Operation Condition Heater on Heater is on as shown in following diagram of heating temperature. • Heater is off as shown in following diagram of heating temperature. • Other than heating mode Heater off • Error occurred •...
  • Page 39  Heat pump prohibition control Perform heating by external heater only. Indoor unit is continuous thermostat off. Operation Condition Heater on Heater is on as shown in following diagram of heating temperature. • Heater is off as shown in following diagram of heating temperature. •...
  • Page 40  Auxiliary heater control by outdoor temperature 1 This control selects heat pump or external heater according to the outdoor temperature. When out- door temperature is high, the heating is performed by using heat pump only. Operation Condition Heater on Heater is on as shown in following diagram of heating temperature.
  • Page 41 • Operation status 46.4°F (8°C) 42.8°F (6°C) Outdoor temperature (Factory setting) -0.4°F (-18°C) -4°F (-20°C) Heat pump Heat pump Combination zone prohibition only zone Outdoor temperature zone * zone Comp. On/Off 12 V Heater * The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min. NOTE: In following operations, compressor will be on in heat pump prohibition zone.
  • Page 42  Auxiliary heater control by outdoor temperature 2 This control selects heat pump or external heater according to the outdoor temperature. Even when outdoor temperature is high, the heating is performed by using both of heat pump and external heater. Operation Condition Heater on...
  • Page 43 • Operation status 46.4°F (8°C) 42.8°F (6°C) Outdoor temperature (Factory setting) -0.4°F (-18°C) -4°F (-20°C) Heat pump Combination zone Outdoor temperature zone * prohibition zone Comp. On/Off 12 V Heater * The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min. NOTE: In following operations, compressor will be on in heat pump prohibition zone.
  • Page 44  Auxiliary heater control by outdoor temperature 3 This control selects heat pump or external heater according to the outdoor temperature. Even when outdoor temperature is high, the heating is performed by using both of heat pump and external heater. Operation Condition Heater on...
  • Page 45 • Operation status Heat pump only zone 46.4°F (8°C) 42.8°F (6°C) Outdoor temperature (Factory setting) -0.4°F (-18°C) -4°F (-20°C) Combination zone Outdoor temperature zone * Comp. On/Off 12 V Heater * The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min. NOTE: In following operations, compressor will be on in heat pump prohibition zone.
  • Page 46  Auxiliary heat pump control • External heater output Operation Condition Heater on Heater is on as shown in following diagram of heating temperature. • Heater is off as shown in following diagram of heating temperature. • Other than heating mode Heater off •...
  • Page 47  Auxiliary heat pump control by outdoor temperature 1 • External heater output Operation Condition Heater on Heater is on as shown in following diagram of heating temperature. • Heater is off as shown in following diagram of heating temperature. •...
  • Page 48 • Operation status 46.4°F (8°C) 42.8°F (6°C) Outdoor temperature (Factory setting) -0.4°F (-18°C) -4°F (-20°C) Heat pump Combination zone Outdoor temperature zone * prohibition zone Comp. On/Off 12 V Heater * The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min. NOTE: In following operations, compressor will be on in heat pump prohibition zone.
  • Page 49  Auxiliary heat pump control by outdoor temperature 2 • External heater output Operation Condition Heater on Heater is on as shown in following diagram of heating temperature. • Heater is off as shown in following diagram of heating temperature. •...
  • Page 50 • Operation status Heat pump prohibition zone 46.4°F (8°C) 42.8°F (6°C) Outdoor temperature (Factory setting) -0.4°F (-18°C) -4°F (-20°C) Combination zone Outdoor temperature zone * Comp. On/Off 12 V Heater * The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min. NOTE: In following operations, compressor will be on in heat pump prohibition zone.
  • Page 51  Auxiliary heat pump control by outdoor temperature 3 • External heater output Operation Condition Heater on Heater is on as shown in following diagram of heating temperature. • Heater is off as shown in following diagram of heating temperature. •...
  • Page 52 • Operation status Heat pump prohibition zone 46.4°F (8°C) 42.8°F (6°C) Outdoor temperature (Factory setting) -0.4°F (-18°C) -4°F (-20°C) Combination zone Outdoor temperature zone * Comp. On/Off 12 V Heater * The outdoor temperature zone transition from one to another will stay in that zone for minimum of 30 min. NOTE: In following operations, compressor will be on in heat pump prohibition zone.
  • Page 53 ¢ Heating thermostat on for humidifier Indoor unit Function External output setting Situation Mode Rotary SW Heating Indoor unit fan Heating thermostat on operation thermostat on no. 60 status 60-05 CN47 Example of 60-06 CN312 individual Not used 60-07 CN311 connection 60-08 CN310...

  • Page 54: Group Connection

    9. Group connection NOTE: Group control cannot be used together with Wireless LAN adapter. Installation procedure for group control system: A number of indoor units can be operated at the same time using a single remote controller. NOTE: When different type of indoor units (such as wall mounted type and cassette type, cassette type and duct type, or other combinations) are connected using group control system, some functions may no longer be available.

  • Page 55: Remote Controller

    10. Remote controller 10-1. Wireless remote controller ¢ Overview Signal transmitter MODE button FAN button MIN. HEAT button SWING button ECONOMY button TEMP. button SET button POWERFUL button Start/Stop button TIMER SETTING button SELECT button RESET button SLEEP button TEST RUN button CANCEL button CLOCK ADJUST button NOTE: Functions may differ by type of the indoor unit.
  • Page 56 ¢ Specifications  Controller Unit: in (mm) Top view 11/16 2-3/8 (17) (61) Front view Side view Size (H × W × D) in (mm) 8-1/16 × 2-3/8 × 11/16 (205 × 61 × 17) Weight oz (g) 4.4 (124) (without batteries) ...

  • Page 57: 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 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.
  • Page 58 NOTES: • The air conditioner custom code is set to prior to shipment. • If you do not know the air conditioner custom code setting, try each of the custom codes ( → → → ) until you find the code that operates the air conditioner. - 52 - 11-1.
  • Page 59 ¢ 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 Remote controller address setting Filter sign...
  • Page 60 1) Remote controller address setting NOTE: Because this setting is normally done automatically when 2-wire-type wired remote con- troller is installed, setting is unnecessary. Multiple indoor units can be operated by using one wired remote controller. Set the unit number of each indoor unit. Function number Setting value Setting description...
  • Page 61 3) Room temperature control for indoor unit sensor NOTE: Before performing this setting, refer to Function 95. 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 of the room temperature sensor is corrected as follows: Corrected temp.
  • Page 62 4) Room temperature control for wired remote controller sensor NOTE: Before performing this setting, refer to Function 95. Depending on the installed environment, correction of the wire remote temperature sensor may be required. Select the appropriate control setting according to the installed environment. To change this setting, set Function 42 to “Both“...
  • Page 63 7) Remote controller custom code (Only for wireless remote controller) The indoor unit custom code can be changed. Select the appropriate custom code. Function number Setting value Setting description Factory setting ♦ 8) External input control "Operation/Stop" mode or "Forced stop" mode can be selected. Function number Setting value Setting description...
  • Page 64 11) Switching functions for external output terminal Functions of the external output terminal can be switched. For details, refer to “External input and output”. Function number Setting value Setting description Factory setting Operation status ♦ 01—04 Cooling thermostat On Heating operation Operation/Stop 07—08 Cooling thermostat On...
  • Page 65 14) Outdoor temperature zone boundary temperature A Setting required if changing of the outdoor temperature setting for heat pump prohibition zone is re- quired when auxiliary heater control by outdoor temperature 1 and 2 are performed on the indoor unit. For details, refer to “External heater output”...
  • Page 66 17) Heat pump backup setting Enables or disables the heat pump backup instruction from the outdoor unit. This function will be usable provided that the corresponding outdoor unit is connected. Function number Setting value Setting description Factory setting Disable ♦ Enable 18) Emergency heat for external output terminal Enables or disables emergency heat input.

  • Page 67: 11-2.Custom Code Setting For Wireless Remote Controller

    11-2. Custom code setting for wireless remote controller To interconnect the air conditioner and the wireless remote controller, assignment of the custom code for the wireless remote controller is required. NOTE: Air conditioner cannot receive a signal if the air conditioner has not been set for the custom code.

  • Page 68: Accessories

    12. Accessories 12-1. Models: ASUH09LMAS and ASUH12LMAS Part name Exterior Part name Exterior Operation manual Tapping screw (large) Installation manual Tapping screw (small) Wall hook bracket Cloth tape Remote controller Filter holder Remote controller Air cleaning filters holder Battery - 62 - 12-1.

  • Page 69: Optional Parts

    13. Optional parts 13-1. Controllers Exterior Part name Model name Summary Easy finger touch operation with LCD panel. Backlit LCD enables easy operation in a dark room. Wire type: Non-polar 2-wire Optional Communication Kit is necessary for installation. NOTE: When this remote controller is connected, wireless remote controller cannot be Office...

  • Page 70: 13-2.Others

    13-2. Others Exterior Part name Model name Summary Use to connect with various peripheral External devices and air conditioner PCB. UTY-XWZX Connect Kit Required when external device is External connected. UTY-XWZXZ5 Connect Kit Use to connect with external devices and air conditioner PCB. External Input UTY-XCSXZ2 Optional External Connect Kit is...

  • Page 71: Part 2. Outdoor Unit

    Part 2. OUTDOOR UNIT SINGLE TYPE: AOUH09LEAS1 AOUH12LEAS1...

  • Page 72: Specifications

    1. Specifications Type Inverter heat pump Model name AOUH09LEAS1 AOUH12LEAS1 Power supply 208/230 V ~ 60 Hz Power supply intake Outdoor unit Available voltage range 187—253 V Starting current Cooling 789 (1,340) Airflow rate CFM (m Heating 789 (1,340) 842 (1,430) Type ×...

  • Page 73: Dimensions

    2. Dimensions 2-1. Models: AOUH09LEAS1 and AOUH12LEAS1 Unit: in (mm) Top view 19-5/16 (490) 19-11/16 (500) Front view Side view - 67 - 2-1. Models: AOUH09LEAS1 and AOUH12LEAS1 2. Dimensions...

  • Page 74: Installation Space

    3. Installation space 3-1. Models: AOUH09LEAS1 and AOUH12LEAS1 ¢ Space requirement Provide sufficient installation space for product safety. • Provide the space shown in the following figure so that the airflow is not blocked. • For efficient operation, leave open three of the four directions front, rear, and both sides. •...

  • Page 75: Refrigerant Circuit

    4. Refrigerant circuit 4-1. Models: AOUH09LEAS1 and AOUH12LEAS1 Muffler 4-Way valve Cooling Heating : Thermistor (Discharge temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger mid pipe temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Pipe temperature) : Thermistor (Room temperature) - 69 - 4-1.

  • Page 76: Wiring Diagrams

    5. Wiring diagrams 5-1. Models: AOUH09LEAS1 and AOUH12LEAS1 - 70 - 5-1. Models: AOUH09LEAS1 and AOUH12LEAS1 5. Wiring diagrams...

  • Page 77: Additional Charge Calculation

    6. Additional charge calculation 6-1. Models: AOUH09LEAS1 and AOUH12LEAS1 Refrigerant type R410A lb oz 1 lb 13 oz Refrigerant amount ¢ Refrigerant charge 25 (Max.) Total pipe length 0.0 oz/ft 7.5 (Max.) (0 g/m) Additional charge - 71 - 6-1. Models: AOUH09LEAS1 and AOUH12LEAS1 6.

  • Page 78: Airflow

    7. Airflow 7-1. Model: AOUH09LEAS1  Cooling 1,340  Heating 1,340 7-2. Model: AOUH12LEAS1  Cooling 1,340  Heating 1,430 - 72 - 7-1. Model: AOUH09LEAS1 7. Airflow...

  • Page 79: Operation Noise (Sound Pressure)

    8. Operation noise (sound pressure) 8-1. Noise level curve ¢ Model: AOUH09LEAS1  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 80: Sound Level Check Point

    8-2. Sound level check point Rear Microphone Microphone Airflow 40 in (1 m) Side view Rear view NOTE: Detailed shape of the actual outdoor unit might be slightly different from the one illustrated above. - 74 - 8-2. Sound level check point 8.

  • Page 81: Electrical Characteristics

    9. Electrical characteristics Model name AOUH09LEAS1 AOUH12LEAS1 Voltage 208/230~ Power supply Frequency MCA *1 11.2 Starting current MAX. CKT. BKR *3 Power cable Wiring spec. Size Connection Limited wiring cable *4 ft (m) 26 (8) length *1: Minimum Circuit Ampacity (Calculation based on UL60335-2-40) *2: Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005.

  • Page 82: Safety Devices

    10. Safety devices Model Type of protection Protection form AOUH09LEAS1 AOUH12LEAS1 Circuit protection Current fuse (Main PCB) 250 V, 15 A 257±18 °F (125±10 °C) Activate Fan motor stop Thermistor protection Fan motor protection program 248±18 °F (120±10 °C) Reset Fan motor restart 230 °F (110 °C) Activate...

  • Page 83: Accessories

    11. Accessories Part name Exterior Part name Exterior Installation manual Cable tie with clip Cable tie Use with the optional sleeve - 77 - 11. Accessories...

  • Page 84: Optional Parts

    12. Optional parts Exterior Part name Model name Summary Applicable up to 15 in (381 mm) thick Wall Sleeve UTZ-WUZA-C walls. Applicable up to 10-9/32 in (261 mm) Wall Sleeve UTZ-WUZB-C thick walls. Bracket for installing the outdoor unit Base Bracket Kit —...

  • Page 85: Part 3. Optional Parts

    Part 3. OPTIONAL PARTS...

  • Page 86: Wall Sleeve

    1. Wall sleeve 1-1. Specifications Model name UTZ-WUZA-C UTZ-WUZB-C 16-1/16 × 42 × 27-7/16 16-1/16 × 42 × 22-23/32 (408 × 1,067 × 697) (408 × 1,067 × 577) Dimensions in (mm) (H × W × D) 32-3/8 × 47-1/16 × 22-5/8 27-19/32 ×...
  • Page 87 ¢ Model: UTZ-WUZB-C Unit: in (mm) 42 (1,067) - 81 - 1-2. Dimensions 1. Wall sleeve...

  • Page 88: Installation Space

    1-3. Installation space ¢ Models: UTZ-WUZA-C and UTZ-WUZB-C  Space requirement Provide sufficient installation space for product safety. • Provide the space shown in the following figure so that the airflow is not blocked. • For efficient operation, leave open three of the four directions front, rear, and both sides. •...
  • Page 89  Baffle (resistor) removal (Manufacturer recommended) The rear grille should be attached to the sleeve in a manner that will prevent recirculation of con- denser discharge air into the air inlet. • If the rear grille is not attached directly to the sleeve, a locally purchased splitter or gasket installa- tion is required between the chassis and the rear grille.
  • Page 90  Rear grille selection Select an appropriate grille to ensure that the unit operates properly and that does not malfunction or lose capacity. • For the rear grille, use a standard grille that meets the following conditions. – There is at least 65% free space –...

  • Page 91: Capacity

    1-4. Capacity ¢ Models: UTZ-WUZA-C and UTZ-WUZB-C Sleeveless installtion Free area 86% (Standard grille) Free area 65% Free area 1-5. Noise level curve ¢ Model: AOUH09LEAS1 with Wall sleeve  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45...
  • Page 92 ¢ Model: AOUH12LEAS1 with Wall sleeve  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 93: Base Bracket Kit

    2. Base bracket kit 2-1. Specifications — Model name (Service part No.: 9357623009) Install bracket A Material Steel Install bracket B Material Steel Rub sheet Material EDPM 2-2. Installation CAUTION To prevent personal injury, property damage, or product malfunction, read the installation manual attached with the product carefully, and be sure to comply with the safety precautions.
  • Page 94 2. Fasten Bracket B with the anchor bolts. For stable operation, install the outdoor unit on a raised stand or rack at or above the antic- ipated snow depth for the region (at least 2 in [50 mm] above the ground). The inside of Bracket B (the gray area) should be an open area to prevent drain water from accumulating.
  • Page 95 4. Fasten Bracket A and Bracket B with the hexagon head bolt and washer. Bracket A Outdoor unit Must be hooked Hook Hexagon head bolt & Washer & Nut Rear side NOTE: If the unit is installed in a region exposed to high winds, freezing conditions, freezing rain, snowfall, or heavy snow accumulation, take appropriate measures to protect it from those elements.

This manual is also suitable for:

Asuh12lmasAouh09leas1Aouh12leas1Utz-wuza-cUtz-wuzb-c

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