Fujitsu ASU9RL2 Design & Technical Manual
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Fujitsu ASU9RL2 Design & Technical Manual

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AIR CONDITIONER
Wall mounted type
DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
ASU9RL2
ASU12RL2
AOU9RL2
AOU12RL2
DR_AS184EF_01
2022.10.19

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Summary of Contents for Fujitsu ASU9RL2

  • Page 1 AIR CONDITIONER Wall mounted type DESIGN & TECHNICAL MANUAL INDOOR ASU9RL2 ASU12RL2 OUTDOOR AOU9RL2 AOU12RL2 DR_AS184EF_01 2022.10.19...
  • 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 © 2022 Fujitsu General Limited. All rights reserved.

  • Page 3: Table Of Contents

    CONTENTS Part 1. INDOOR UNIT................1 1. Specifications....................2 2. Dimensions....................4 2-1. Models: ASU9RL2 and ASU12RL2..................4 3. Wiring diagrams ....................6 3-1. Models: ASU9RL2 and ASU12RL2..................6 4. Capacity table....................7 4-1. Cooling capacity.......................7 4-2. Heating capacity ......................9 5. Fan performance ..................10 5-1. Air velocity distributions....................10 5-2.
  • Page 4 5-1. Models: AOU9RL2 and AOU12RL2................32 6. Capacity compensation rate for pipe length and height difference..33 6-1. Model: AOU9RL2......................33 6-2. Model: AOU12RL2......................34 7. Additional charge calculation ..............35 7-1. Model: ASU9RL2 ......................35 7-2. Model: ASU12RL2 ......................35 8. Airflow ......................36 8-1. AOU9RL2 ........................36 8-2. AOU12RL2 ........................36 9.

  • Page 5: Part 1. Indoor Unit

    Part 1. INDOOR UNIT WALL MOUNTED TYPE: ASU9RL2 ASU12RL2...

  • Page 6: Specifications

    1. Specifications Wall mounted Type Inverter, Heat pump Model name ASU9RL2 ASU12RL2 Power supply 115 V~ 60 Hz Power supply intake Outdoor unit Available voltage range 103.5—126.5 V 2.64 3.52 Rated Btu/h 9,000 12,000 Cooling 0.5—3.1 0.9—3.7 Min.—Max. Btu/h 1,700—10,700 3,100—12,500...
  • Page 7 M condition Model name ASU9RL2 ASU12RL2 2.64 3.52 Rated Btu/h 9,000 12,000 Cooling 0.5—3.1 0.9—3.7 Min.—Max. Btu/h 1,700—10,700 3,100—12,500 2.93 4.10 Capacity Rated Btu/h 10,000 14,000 Heating 0.5—3.5 0.9—4.7 Min.—Max. Btu/h 1,700—12,000 3,100—16,000 1.93 2.46 Heating (17°F) * Rated Btu/h...

  • Page 8: Dimensions

    2. Dimensions 2-1. Models: ASU9RL2 and ASU12RL2 Unit: in (mm) 32-5/16 (820) 8-1/8 (206) 32-5/16 (820) 1-7/8 14 (355) 13-9/16 (345) 2-13/16 (48) (72) Outline of unit 3-9/16 12-5/16 (312) 12-5/8 (321) 3-3/4 (91) (96) - 4 - 2-1. Models: ASU9RL2 and ASU12RL2...
  • Page 9 Unit: in (mm) Outline of unit 3 (70) or more 4 (100) or more 60 (1,500) or more - 5 - 2-1. Models: ASU9RL2 and ASU12RL2 2. Dimensions...

  • Page 10: Wiring Diagrams

    3. Wiring diagrams 3-1. Models: ASU9RL2 and ASU12RL2 - 6 - 3-1. Models: ASU9RL2 and ASU12RL2 3. Wiring diagrams...

  • Page 11: 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: ASU9RL2 Indoor temperature °FDB °FWB °FDB...
  • Page 12 ¢ Model: ASU12RL2 Indoor temperature °FDB °FWB °FDB kBtu kBtu kBtu kBtu kBtu kBtu 10.40 7.04 0.51 11.59 7.09 0.52 12.78 7.73 0.52 13.17 8.35 0.53 13.96 8.31 0.53 14.75 8.85 0.54 10.59 7.22 0.50 11.80 7.26 0.51 13.00 7.92 0.52 13.40 8.55...

  • Page 13: Heating Capacity

    4-2. Heating capacity ¢ Model: ASU9RL2 Indoor temperature °FDB °FDB °FWB kBtu kBtu kBtu kBtu kBtu 8.17 0.86 7.97 0.88 7.78 0.89 7.59 0.91 7.39 0.93 9.24 0.90 9.02 0.92 8.80 0.94 8.58 0.96 8.36 0.98 10.32 0.95 10.07 0.97 9.83...

  • Page 14: Fan Performance

    5. Fan performance 5-1. Air velocity distributions ¢ Models: ASU9RL2 and ASU12RL2 Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 2 (0.5) 7 (2.0) Horizontal louver: Up 3 (1.0) Vertical louver: Center (ft) (ft) Unit: ft/s (m/s) 2 (0.5)

  • Page 15: Airflow

    5-2. Airflow ¢ Model: ASU9RL2  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH QUIET - 11 - 5-2. Airflow 5. Fan performance...
  • Page 16 ¢ Model: ASU12RL2  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH QUIET - 12 - 5-2. Airflow 5. Fan performance...

  • Page 17: Operation Noise (Sound Pressure)

    6. Operation noise (sound pressure) 6-1. Noise level curve ¢ Model: ASU9RL2  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...

  • Page 18: Sound Level Check Point

    6-2. Sound level check point Microphone Microphone 40 in (1 m) NOTE: Detailed shape of the actual indoor unit might be slightly different from the one illustrated above. - 14 - 6-2. Sound level check point 6. Operation noise (sound pressure)

  • Page 19: Safety Devices

    7. Safety devices Model Type of protection Protection form ASU9RL2 ASU12RL2 Circuit protection Current fuse (PCB*) 250 V, 3.15 A Fan motor protection Terminal protection program 320 ±45°F (160 ±25°C) Off *PCB: Printed Circuit Board - 15 - 7. Safety devices...

  • Page 20: Remote Controller

    8. Remote controller 8-1. Wireless remote controller ¢ Overview a FAN button b SET button c SWING button d START/STOP button e RESET button f TIMER CANCEL button g ON TIMER button h OFF TIMER button i SLEEP TIMER button j °F/°C button k ECONOMY button l POWERFUL button...
  • Page 21 ¢ Specifications  Controller Unit: in (mm) Top view 2-3/16 (56) 11/16 (18) Front view Side view Rear view Size (H × W × D) in (mm) 5-1/2 × 2-3/16 × 11/16 (139 × 56 × 18) Weight oz (g) 2 (70) (without batteries) ...

  • Page 22: Function Settings

    9. 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. 9-1. 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 23 STEP 2: Selecting the function number and setting value 1. Press the SET TEMP. ( ) buttons to select the function num- Function number ber. To switch between the left and right digits, press the MODE button. 2. Press the FAN button to proceed the setting value. To return the function number selection, press the FAN button again.
  • Page 24 ¢ 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 25 2) 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 26 4) 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 ♦ 5) Heat insulation condition (building insulation) Heat insulation conditions differ according to the installed environment. "Standard insulation"...

  • Page 27: Custom Code Setting For Wireless Remote Controller

    9-2. 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 custom code if the air conditioner has not been set for the custom code.

  • Page 28: Accessories

    10. Accessories 10-1. Models: ASU9RL2 and ASU12RL2 Part name Exterior Part name Exterior Remote controller Operating manual holder Installation manual Cloth tape Tapping screw Wall hook bracket (Large) Tapping screw Remote controller (Small) Battery - 24 - 10-1. Models: ASU9RL2 and ASU12RL2...

  • Page 29: Part 2. Outdoor Unit

    Part 2. OUTDOOR UNIT SINGLE TYPE: AOU9RL2 AOU12RL2...

  • Page 30: Specifications

    1. Specifications Type Inverter, Heat pump Model name AOU9RL2 AOU12RL2 Power supply 115 V~ 60 Hz Power supply intake Outdoor unit Available voltage range 103.5—126.5 V Starting current 11.0 Cooling 1,012 (1,720) 1,077 (1,830) Airflow rate CFM (m Heating 889 (1,510) 942 (1,600) Type ×...

  • Page 31: Dimensions

    2. Dimensions 2-1. Models: AOU9RL2 and AOU12RL2 Unit: in (mm) Top view 13/16 (20) 26 (660) 2-11/16 6/16 (10) 11-7/16 (290) 11/16 (18) (68) 13-7/8 (352) Front view Side view 17-7/8 (454) Airflow 5-5/16 (135) Bottom view - 27 - 2-1.

  • Page 32: Installation Space

    3. Installation space 3-1. Models: AOU9RL2 and AOU12RL2 ¢ Space requirement Provide sufficient installation space for product safety.  Single outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the rear and sides.
  • Page 33  Multiple outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the front only. 40 (1,000) or more 8 (200) or more When there are obstacles at the front and rear.
  • Page 34  Outdoor unit installation in multi-row Unit: in (mm) Single parallel unit arrangement Multiple parallel unit arrangement 4 (100) or more 8 (200) or more 40 (1,000) 80 (2,000) or more or more 8 (200) or more 16 (400) or more 40 (1,000) or more 20 (500) or more 8 (200) or more...

  • Page 35: Refrigerant Circuit

    4. Refrigerant circuit 4-1. Models: AOU9RL2 and AOU12RL2 Heat exchanger 3-way 2-way ( INDOOR ) valve valve Muffler 4-w ay valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) Cooling Heating - 31 - 4-1. Models: AOU9RL2 and AOU12RL2 4.

  • Page 36: Wiring Diagrams

    5. Wiring diagrams 5-1. Models: AOU9RL2 and AOU12RL2 - 32 - 5-1. Models: AOU9RL2 and AOU12RL2 5. Wiring diagrams...

  • Page 37: 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. Model: AOU9RL2 NOTE: Values mentioned in the table are calculated based on the maximum capacity.

  • Page 38: Model: Aou12Rl2

    6-2. Model: AOU12RL2 NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length COOLING — — — 0.872 0.882 Indoor unit is higher than outdoor — — 0.953 0.887 0.897 unit * — 0.988 0.957 0.890 0.900 1.023...

  • Page 39: Additional Charge Calculation

    7. Additional charge calculation 7-1. Model: ASU9RL2 Refrigerant type R410A lb oz 1 lb 7 oz Factory charge amount ¢ Refrigerant charge 49 or less 66 (Max.) Total pipe length 0.22 oz/ft 15 or less 20 (Max.) (20 g/m) Additional charge amount 7-2.

  • Page 40: Airflow

    8. Airflow 8-1. AOU9RL2  Cooling 1,720 1,012  Heating 1,510 8-2. AOU12RL2  Cooling 1,830 1,077  Heating 1,600 - 36 - 8-1. AOU9RL2 8. Airflow...

  • Page 41: Operation Noise (Sound Pressure)

    9. Operation noise (sound pressure) 9-1. Noise level curve ¢ AOU9RL2  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 42: Sound Level Check Point

    9-2. 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. - 38 - 9-2. Sound level check point 9.

  • Page 43: Electrical Characteristics

    10. Electrical characteristics Model name AOU9RL2 AOU12RL2 Voltage 115~ Power supply Frequency 13.5 15.0 MCA * Starting current 11.0 MAX. CKT. BKR * Power cable Wiring spec. * Size Connection Limited wiring cable * ft (m) 69 (21) length NOTES: •...

  • Page 44: Safety Devices

    11. Safety devices Model Type of Protection form protection AOU9RL2 AOU12RL2 250 V, 25 A Circuit 250 V, 3.15 A Current fuse (PCB*) protection 250 V, 3.15 A 302°F (150°C) Activate Fan motor Fan motor stop Terminal protection program protection 248°F (120°C) Reset Fan motor restart...

  • Page 45: Accessories

    12. Accessories 12-1. Models: AOU9RL2 and AOU12RL2 Part name Exterior Part name Exterior Installation manual Drain pipe - 41 - 12-1. Models: AOU9RL2 and AOU12RL2 12. Accessories...

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