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Fujitsu GENERAL ASHH09KHCBN Design & Technical Manual
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Fujitsu GENERAL ASHH09KHCBN Design & Technical Manual

Fujitsu GENERAL ASHH09KHCBN Design & Technical Manual

Wall mounted type air conditioner
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AIR CONDITIONER
Wall mounted type
DESIGN & TECHNICAL MANUAL
INDOOR
ASHH09KHCBN
ASHH12KHCBN
ASHH14KHCBN
OUTDOOR
AOHH09KHCBN
For Cold Climate Region
AOHH12KHCBN
AOHH14KHCBN
DR_AS219EG_02
2024.04.12

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Summary of Contents for Fujitsu GENERAL ASHH09KHCBN

  • Page 1 AIR CONDITIONER Wall mounted type DESIGN & TECHNICAL MANUAL For Cold Climate Region INDOOR ASHH09KHCBN ASHH12KHCBN ASHH14KHCBN OUTDOOR AOHH09KHCBN AOHH12KHCBN AOHH14KHCBN DR_AS219EG_02 2024.04.12...
  • Page 2 App Store is a service mark of Apple Inc., registered in the U.S. and other countries. IOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license. Copyright © 2023, 2024 Fujitsu General Limited. All rights reserved.

  • Page 3: Table Of Contents

    CONTENTS Part 1. INDOOR UNIT................1 1. Specifications....................2 2. Wireless LAN control ..................4 2-1. System requirement......................4 3. Dimensions....................5 3-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN .........5 3-2. Pipe exit length from the rear ...................7 4. Wiring diagrams ....................8 4-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN .........8 5.
  • Page 4 CONTENTS (continued) Part 2. OUTDOOR UNIT..............47 1. Specifications....................48 2. Dimensions....................49 2-1. Model: AOHH09KHCBN ....................49 2-2. Models: AOHH12KHCBN and AOHH14KHCBN............50 3. Installation space ..................51 3-1. Models: AOHH09KHCBN, AOHH12KHCBN, and AOHH14KHCBN ......51 4. Refrigerant circuit ..................54 4-1. Models: AOHH09KHCBN and AOHH12KHCBN............54 4-2. Model: AOHH14KHCBN ....................55 5.

  • Page 5: Part 1. Indoor Unit

    Part 1. INDOOR UNIT WALL MOUNTED TYPE: ASHH09KHCBN ASHH12KHCBN ASHH14KHCBN...

  • Page 6: Specifications

    1. Specifications Wall mounted Type Inverter, Heat pump Model name ASHH09KHCBN ASHH12KHCBN ASHH14KHCBN Power supply intake Outdoor unit Voltage System power supply Frequency Available voltage range 207—253 Indoor unit power supply (from outdoor unit) Rated Btu/h 8,500 11,900 14,300 Cooling 0.7—4.7 0.7—5.1 0.8—5.9...
  • Page 7 Wall mounted Type Inverter, Heat pump Model name ASHH09KHCBN ASHH12KHCBN ASHH14KHCBN 14.5 Weight Gross 18.0 Liquid Ø6.35 (Ø1/4) Size mm (in) Connection pipe Ø9.52 (Ø3/8) Method Flare Material Polypropylene + Linear low-density polyethylene Drain hose Tip diameter Ø13.8 (I.D.), Ø15.8 to Ø16.7 (O.D.) °C 18 to 32 Cooling...

  • Page 8: Wireless Lan Control

    After installation of mobile app, user registration is required. For user registration and setup infor- mation, refer to Setting Manual attached with the product. For the latest version of the wireless LAN control manuals, refer to the following web site. https://www.fujitsu-general.com/global/support/ - 4 - 2-1. System requirement...

  • Page 9: Dimensions

    3. Dimensions 3-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN Unit: mm Outline of unit for pipe inlet Ø65 for pipe inlet Ø65 - 5 - 3-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN 3. Dimensions...
  • Page 10 ¢ Installation space requirement Provide sufficient installation space for product safety. Unit: mm Outline of unit 75 or more 70 or more 127 or more 133 or more 1,500 or more - 6 - 3-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN 3.

  • Page 11: Pipe Exit Length From The Rear

    3-2. Pipe exit length from the rear Design the system considering the length of the pipes or hose exiting from the rear of the indoor unit. NOTE: Detailed shapes of the indoor unit and the tip of each pipe or hose may vary depending on the model.

  • Page 12: Wiring Diagrams

    4. Wiring diagrams 4-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN - 8 - 4-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN 4. Wiring diagrams...

  • Page 13: Capacity Table

    5. Capacity table Capacity tables show each of following values calculated based on the outdoor temperature and the indoor temperature, under given 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) 5-1.

  • Page 14: Heating Capacity

    5-2. Heating capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: ASHH09KHCBN Indoor temperature °CDB °CDB °CWB – 3.42 2.02 3.33 2.06 3.24 2.10 3.15 2.14 3.02 2.15 4.22 2.02 4.11 2.06 4.00 2.10 3.89 2.14...

  • Page 15: Fan Performance

    6. Fan performance 6-1. Air velocity distributions ¢ Model: ASHH09KHCBN Fan speed Operation mode Measuring conditions HIGH Unit: m/s Top view Horizontal louver: Up Vertical louver: Center Unit: m/s Top view Horizontal louver: Up Vertical louver: Left & Right Unit: m/s Side view Horizontal louver: Up Vertical louver: Center...
  • Page 16 ¢ Model: ASHH12KHCBN Fan speed Operation mode Measuring conditions HIGH Unit: m/s Top view Horizontal louver: Up Vertical louver: Center Unit: m/s Top view Horizontal louver: Up Vertical louver: Left & Right Unit: m/s Side view Horizontal louver: Up Vertical louver: Center Unit: m/s Side view Horizontal louver: Down...
  • Page 17 ¢ Model: ASHH14KHCBN Fan speed Operation mode Measuring conditions HIGH Unit: m/s Top view Horizontal louver: Up Vertical louver: Center Unit: m/s Top view Horizontal louver: Up Vertical louver: Left & Right Unit: m/s Side view Horizontal louver: Up Vertical louver: Center Unit: m/s Side view Horizontal louver: Down...

  • Page 18: Airflow

    6-2. Airflow ¢ Model: ASHH09KHCBN  Cooling Fan speed Airflow HIGH MED—HIGH MED—LOW QUIET  Heating Fan speed Airflow HIGH MED—HIGH MED—LOW QUIET - 14 - 6-2. Airflow 6. Fan performance...
  • Page 19 ¢ Model: ASHH12KHCBN  Cooling Fan speed Airflow HIGH MED—HIGH MED—LOW QUIET  Heating Fan speed Airflow HIGH MED—HIGH MED—LOW QUIET - 15 - 6-2. Airflow 6. Fan performance...
  • Page 20 ¢ Model: ASHH14KHCBN  Cooling Fan speed Airflow HIGH MED—HIGH MED—LOW QUIET  Heating Fan speed Airflow HIGH MED—HIGH MED—LOW QUIET - 16 - 6-2. Airflow 6. Fan performance...

  • Page 21: Operation Noise (Sound Pressure)

    7. Operation noise (sound pressure) 7-1. Noise level curve ¢ Model: ASHH09KHCBN  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 HIGH HIGH 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 QUIET NC-15 NC-15 QUIET 1,000...

  • Page 22: Sound Level Check Point

    ¢ Model: ASHH14KHCBN  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 HIGH HIGH 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 QUIET NC-15 NC-15 QUIET 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 23: Safety Devices

    8. Safety devices Model Type of ASHH09KHCBN Protection form protection ASHH12KHCBN ASHH14KHCBN Circuit protection Current fuse (PCB*) 250 V, 3.15 A 150 ±15°C Activate Fan motor stop Fan motor Thermal protector protection program 120 ±15°C Reset Fan motor restart *PCB: Printed Circuit Board - 19 - 8.

  • Page 24: External Input And Output

    9. 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 25: External Input

    9-1. 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 should be used. Maximum length of cable is 150 m. •...
  • Page 26 ¢ 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 27 ¢ 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 28: External Output

    9-2. 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 should be used. Maximum length of cable is 25 m. •...
  • Page 29 ¢ External Input and Output PCB • A twisted pair cable should be used. Maximum length of cable is 25 m. • Output voltage: High DC 12 V ±2 V, Low 0 V. • Permissible current: 50 mA • For details, refer to "Setting of external input and output"...

  • Page 30: Setting Of External Input And Output

    9-3. 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/Stop 01 to 08...

  • Page 31: Details Of Control Input Function

    9-4. 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 32 ¢ 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 33 ¢ 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 34 ¢ 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 CN313 Compressor Room temp. Set temp. - 30 - 9-4.

  • Page 35: Details Of Control Output Function

    9-5. 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 Output of indoor unit CN47 On → Off Stop Off → On Operation External Input and —...
  • Page 36 ¢ 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 37: Group Connection

    10. Group connection NOTE: Group control cannot be used together with WLAN 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 38: Remote Controller

    11. Remote controller 11-1. Wireless remote controller ¢ Overview a MODE button b FAN SPEED button c POWERFUL button d SET button (Left/right airflow) e ECONOMY button f 10 °C HEAT button g OUTDOOR LOW NOISE button h ENERGY SAVING button i RESET button j TEST RUN button k WLAN button...
  • Page 39 ¢ Specifications  Controller Unit: mm Top view Front view Side view Size (H × W × D) 181 × 58 × 17 Weight 116 (without batteries)  Holder Unit: mm Top view Ø (Hole) Hole 26.3 62.8 Front view Side view Size (H ×...

  • Page 40: Function Settings

    12. 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. 12-1. 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 41 ¢ 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 30/31...
  • Page 42 2) 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 of the room temperature sensor is corrected as follows: Corrected temp.
  • Page 43 3) Room temperature control for wired remote controller sensor 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 “01”. Ensure that the Thermo Sensor icon is displayed on the remote controller screen.
  • Page 44 6) 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 ♦ 7) External input control "Operation/Stop" mode or "Forced stop" mode can be selected. Function number Setting value Setting description...
  • Page 45 10) 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—08 (Setting prohibited) Error status Indoor unit fan operation status (Setting prohibited) - 41 -...

  • Page 46: 12-2.Custom Code Setting For Wireless Remote Controller

    12-2. 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 47: Accessories

    13. Accessories 13-1. Models: ASHH09KHCBN, ASHH12KHCBN, and ASHH14KHCBN Part name Exterior Part name Exterior Self-tapping screw Operation manual (Large) Self-tapping screw Installation manual (Small) Remote controller Wall hook bracket Remote controller Cloth tape holder Air cleaning filter Battery Filter holder - 43 - 13-1.

  • Page 48: Optional Parts

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

  • Page 49: 14-2.Others

    14-2. Others Exterior Part name Model name Summary Air Cleaning Filter can be mounted to Air Cleaning UTR-FA16-5 the indoor unit. Filter (For antibacterial) Use to connect with various peripheral devices and air conditioner PCB. External UTY-XWZX Connect Kit Connecting point: CN46 and CN47 on Main PCB Required when external device is connected.
  • Page 50 - 46 - 14-2. Others 14. Optional parts...

  • Page 51: Part 2. Outdoor Unit

    Part 2. OUTDOOR UNIT SINGLE TYPE: AOHH09KHCBN AOHH12KHCBN AOHH14KHCBN...

  • Page 52: Specifications

    1. Specifications Type Inverter, Heat pump Model name AOHH09KHCBN AOHH12KHCBN AOHH14KHCBN Power supply 230 V~ 50 Hz Power supply intake Outdoor unit Available voltage range 207—253 V Starting current Cooling 1,850 2,630 2,530 Airflow rate Heating 1,690 2,140 2,070 Type × Qty Propeller fan ×...

  • Page 53: Dimensions

    2. Dimensions 2-1. Model: AOHH09KHCBN Unit: mm 4-M10 hole Pitch of bolts for installation Top view Side view Front view Side view Airflow Drain port Ø42 Bottom view Side view (Valve part) - 49 - 2-1. Model: AOHH09KHCBN 2. Dimensions...

  • Page 54: Models: Aohh12Khcbn And Aohh14Khcbn

    2-2. Models: AOHH12KHCBN and AOHH14KHCBN Unit: mm 4-M10 hole Pitch of bolts for installation Side view Front view Side view Airflow Drain port Ø42 Bottom view Side view (Valve part) - 50 - 2-2. Models: AOHH12KHCBN and AOHH14KHCBN 2. Dimensions...

  • Page 55: Installation Space

    3. Installation space 3-1. Models: AOHH09KHCBN, AOHH12KHCBN, and AOHH14KHCBN ¢ Space requirement Provide sufficient installation space for product safety. CAUTION Keep the space shown in the installation examples. If the installation is not performed accordingly, it could cause a short circuit and result in a lack of operating performance.
  • Page 56  Multiple outdoor unit installation • Provide at least 250 mm of space between the outdoor units if multiple units are installed. • When routing the piping from the side of an outdoor unit, provide space for piping. • No more than 3 units must be installed side by side. When 4 units or more are arranged in a line, provide the space as shown in the following ex- ample “When an obstruction in the upper space:”.
  • Page 57  Outdoor units 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 500 or more 1,000 or more 200 or more 250 or more 1,000 or more...

  • Page 58: Refrigerant Circuit

    4. Refrigerant circuit 4-1. Models: AOHH09KHCBN and AOHH12KHCBN Heat exchanger 3-way 2-way (INDOOR) valve valve Muffler Muffler Pressure switch Receiver tank Strainer 4-way valve Expansion valve Heat exchanger Strainer Accumulator (OUTDOOR) Cooling Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature)

  • Page 59: Model: Aohh14Khcbn

    4-2. Model: AOHH14KHCBN Heat exchanger 3-way 2-way (INDOOR) valve valve Muffler Muffler Pressure switch 4-way valve Strainer Expansion valve Accumulator Heat exchanger Strainer (OUTDOOR) Cooling Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Pipe temperature)

  • Page 60: Wiring Diagrams

    5. Wiring diagrams 5-1. Models: AOHH09KHCBN, AOHH12KHCBN, and AOHH14KHCBN - 56 - 5-1. Models: AOHH09KHCBN, AOHH12KHCBN, and AOHH14KHCBN 5. Wiring diagrams...

  • Page 61: 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: AOHH09KHCBN, AOHH12KHCBN, and AOHH14KHCBN NOTE: Values mentioned in the table are calculated based on the maximum capacity.

  • Page 62: Additional Charge Calculation

    7. Additional charge calculation 7-1. Model: AOHH09KHCBN Refrigerant type Factory charge amount 1,220 ¢ Refrigerant charge Total pipe length 15 or less 20 (Max.) 20 g/m Additional charge amount 7-2. Model: AOHH12KHCBN Refrigerant type Factory charge amount 1,320 ¢ Refrigerant charge Total pipe length 15 or less 20 (Max.)

  • Page 63: Airflow

    8. Airflow 8-1. Model: AOHH09KHCBN  Cooling 1,850 1,089  Heating 1,690 8-2. Model: AOHH12KHCBN  Cooling 2,630 1,548  Heating 2,140 1,260 8-3. Model: AOHH14KHCBN  Cooling 2,530 1,489  Heating 2,070 1,218 - 59 - 8-1. Model: AOHH09KHCBN 8.

  • Page 64: Operation Noise (Sound Pressure)

    9. Operation noise (sound pressure) 9-1. Noise level curve ¢ AOHH09KHCBN  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...

  • Page 65: Sound Level Check Point

    ¢ AOHH14KHCBN  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 9-2.

  • Page 66: Electrical Characteristics

    10. Electrical characteristics Model name AOHH09KHCBN AOHH12KHCBN AOHH14KHCBN Voltage Power supply Frequency 12.5 15.5 Max operating current* Starting current Circuit breaker current Power cable Wiring Cross-sectional spec.* Connection area cable* Limited wiring length NOTES: • *1: Maximum operating current is the total current of the indoor unit and the outdoor unit. •...

  • Page 67: Safety Devices

    11. Safety devices Model Type of Protection form protection AOHH09KHCBN AOHH12KHCBN AOHH14KHCBN 250 V, 25 A Current fuse (PCB*) Circuit 250 V, 5 A protection Current fuse (Base pan heater) 250 V, 3.15 A 125 ±10°C Activate Fan motor stop Fan motor Thermal protection program protection...

  • Page 68: Accessories

    12. Accessories 12-1. Models: AOHH09KHCBN, AOHH12KHCBN, and AOHH14KHCBN Part name Exterior Part name Exterior Installation manual - 64 - 12-1. Models: AOHH09KHCBN, AOHH12KHCBN, and AOHH14KHCBN 12. Accessories...

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