Fujitsu AUXG24KVLA Service Manual
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Fujitsu AUXG24KVLA Service Manual

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AIR CONDITIONER
Cassette type
INDOOR
OUTDOOR
SERVICE MANUAL
AUXG24KVLA
AOYG24KATA
SR_AU018EF_01
2019.10.24

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Summary of Contents for Fujitsu AUXG24KVLA

  • Page 1 AIR CONDITIONER Cassette type SERVICE MANUAL INDOOR AUXG24KVLA OUTDOOR AOYG24KATA SR_AU018EF_01 2019.10.24...
  • 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 Inc. ®...
  • Page 3 CONTENTS 1. GENERAL INFORMATION 2. TECHNICAL DATA AND PARTS LIST...
  • Page 5 1. GENERAL INFORMATION 2019.10.24 SR_CH01_AU017EF_01...

  • Page 6: Table Of Contents

    CONTENTS 1. GENERAL INFORMATION 1. Specifications....................01-1 1-1. Indoor unit ........................01-1 1-2. Outdoor unit........................01-4 2. Dimensions....................01-5 2-1. Indoor unit ........................01-5 2-2. Outdoor unit........................01-7...

  • Page 7: Specifications

    1. Specifications 1-1. Indoor unit Cassette Type Inverter heat pump Model name AUXG24KVLA Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V 6.80 Rated Btu/h 23,200 Cooling 0.90—7.40 Min.—Max. Btu/h 3,100—25,200 Capacity 7.50...
  • Page 8 Cassette Type Inverter heat pump Model name AUXG24KVLA 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 9 Specifications for ErP Lot10 Model name AUXG24KVLA Cooling Energy efficiency class Heating (Average) Cooling 6.8 (35°C) Pdesign Heating (Average) 5.4 (-10°C) SEER Cooling 5.90 kWh/kWh SCOP Heating (Average) 3.80 Annual energy con- kWh/a sumption QHE (Average) 1,988 Cooling Sound power level...

  • Page 10: Outdoor Unit

    1-2. Outdoor unit Type Inverter heat pump Model name AOYG24KATA Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V Starting current 10.0 Cooling 2,885 Airflow rate Heating 2,350 Type × Q'ty Propeller × 1 Motor output Cooling Sound pressure level *1...

  • Page 11: Dimensions

    2. Dimensions 2-1. Indoor unit ¢ Model: AUXG24KVLA Unit: mm Grid type grille Hanging bolt position IR receiver Drain hose View A Ceiling Control Box View B View C a: Ceiling openings Cassette grille (Option [Grid type]) 580 to 610 - (01-5) - 2-1.
  • Page 12 ¢ Installation space requirement Unit: mm Strong and durable ceiling or more 1,000 1,000 or more or more 1,800 or more Obstruction Floor Maximum height from floor to ceiling (Unit: mm) Standard 2,700 High ceiling 3,000 3-way direction setting: Unit: mm 100 or more* NOTES: •...

  • Page 13: Outdoor Unit

    2-2. Outdoor unit ¢ Model: AOYG24KATA 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) - (01-7) - 2-2. Outdoor unit 2. Dimensions...
  • Page 14 - (01-8) - 2-2. Outdoor unit 2. Dimensions...
  • Page 15 2. TECHNICAL DATA AND PARTS LIST 2019.10.24 SR_CH02_AU017EF_01...
  • Page 16 2. TECHNICAL DATA AND PARTS LIST 1. Precautions....................02-1 2. Cassette grille (optional part) parts list.............02-2 2-1. Model: UTG-UFYF-W .....................02-2 3. Indoor unit parts list..................02-5 3-1. Model: AUXG24KVLA ....................02-5 4. Outdoor unit parts list................02-10 4-1. Model: AOYG24KATA ....................02-10 5. Accessories ....................02-14 5-1. Indoor unit ........................02-14 5-2.

  • Page 17: Precautions

    • Service parts information and design are subject to change without notice for product improve- ment. • For the latest information of the service parts, refer to our Service Portal. https://fujitsu-general.force.com/portal/ • Precise figure of the service parts listed in this manual may differ from the actual service parts. - (02-1) -...

  • Page 18: Cassette Grille (Optional Part) Parts List

    2. Cassette grille (optional part) parts list 2-1. Model: UTG-UFYF-W ¢ Panels Description Parts No. Decoration Panel 9382821005 without Insulations Display panel assy 9383100031 9375530013 Panel Cover without Insulations 9711310002 Indicator PCB 9375549015 Connector Cover - (02-2) - 2-1. Model: UTG-UFYF-W 2.
  • Page 19 ¢ Intake grille Description Parts No. 9382863005 Intake grille 9375533014 Long Life Filter 9375546014 Hook bracket 9375532031 Grille hook - (02-3) - 2-1. Model: UTG-UFYF-W 2. Cassette grille (optional part) parts list...
  • Page 20 ¢ Louvers and motors Description Parts No. 9900139070 Step Motor (White connector) 9900139087 Step Motor (Red connector) 9375727048 Flap assy A 9377759047 Flap assy B - (02-4) - 2-1. Model: UTG-UFYF-W 2. Cassette grille (optional part) parts list...

  • Page 21: Indoor Unit Parts List

    3. Indoor unit parts list 3-1. Model: AUXG24KVLA ¢ Thermistors Ref. Description Part number Drain hose 9379665001 Hose band 9379757010 Pipe Thermistor 9900942038 Room Thermistor 9900826000 - (02-5) - 3-1. Model: AUXG24KVLA 3. Indoor unit parts list...
  • Page 22 ¢ Main PC board Ref. Description Part number Main PCB 9710995866 Holder 0600063023 Communication PCB 9710019005 Power supply PCB 9710661006 Terminal 9900568009 Terminal 9900896003 - (02-6) - 3-1. Model: AUXG24KVLA 3. Indoor unit parts list...
  • Page 23 Pipe cover 9375515010 Wire holder Bellmouth 9375503017 Thermistor holder 9375477011 Drain pan sub assy 9377765017 Drain port sub assy 9375718015 Float switch sub assy 9375721046 Drain pump sub assy 9375717025 - (02-7) - 3-1. Model: AUXG24KVLA 3. Indoor unit parts list...
  • Page 24 ¢ Evaporator Separate wall Evaporator holder Ref. Description Part number Evaporator total assy, completed 9377914149 Insulation box sub assy 9377764058 - (02-8) - 3-1. Model: AUXG24KVLA 3. Indoor unit parts list...
  • Page 25 Cabinet B sub assy Turbo fan washer Ref. Description Part number Fan motor sub assy 9375719012 Fan motor 9602436019 2 stage turbo fan assy 9375480011 Shaft cap 9377807014 Washer cover 9377811011 - (02-9) - 3-1. Model: AUXG24KVLA 3. Indoor unit parts list...

  • Page 26: Outdoor Unit Parts List

    4. Outdoor unit parts list 4-1. Model: AOYG24KATA ¢ Exterior parts and Chassis - (02-10) - 4-1. Model: AOYG24KATA 4. Outdoor unit parts list...
  • Page 27 Item no. Part no. Part name Service part 9322556028 Top panel assy ♦ 9322811028 Protective net assy ♦ 9322552099 Cabinet right assy ♦ 9322570024 Switch cover assy ♦ 9322314024 Base assy ♦ 9322144003 Drain pipe ♦ 9900435028 Terminal ♦ 9709683859 Main PCB ♦...
  • Page 28 ¢ Compressor - (02-12) - 4-1. Model: AOYG24KATA 4. Outdoor unit parts list...
  • Page 29 Item no. Part no. Part name Service part 9810521002 Compressor ♦ 9383129032 4-way valve assy ♦ 9900186029 Pressure switch ♦ 9970110160 Solenoid ♦ 9970173028 Expansion valve coil ♦ 9322463029 Pulse motor valve assy ♦ 9322474001 2-way valve assy ♦ 9387831016 3-way valve assy ♦...

  • Page 30: Accessories

    5. Accessories 5-1. Indoor unit ¢ Model: AUXG24KVLA Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Drain hose insulation Operating manual Hose band (CD-ROM) Coupler heat insulation Installation manual (large) Coupler heat insulation Template (Carton top) (small) M10 nut A...

  • Page 31: Optional Parts

    6. Optional parts 6-1. Indoor unit ¢ Controllers Exterior Part name Model name Summary Easy finger touch operation with LCD Wired remote panel. Backlit LCD enables easy UTY-RNRYZ* controller operation in a dark room. Wire type: Non-polar 2-wire High visibility and easy operation. Room temperature can be accurately Wired remote controlled using the built-in thermo...
  • Page 32 Exterior Part name Model name Summary Compact remote controller concentrates on the basic functions such as Start/Stop, fan control, Simple remote temperature setting, and operation UTY-RSNYM controller mode. Wire type: Polar 3-wire Wireless remote Unit control is performed by wireless UTY-LNTY controller remote controller.
  • Page 33 ¢ Others Exterior Part name Model name Summary Use to connect with various peripheral External devices and air conditioner PCB. UTY-XWZXZG connect kit For control output port. Air outlet shutter Installed at the air outlet when 3- UTR-YDZB plate directions mode is performed. By attaching Fresh-air intake kit to the Fresh-air intake indoor unit, it can be taken in fresh air...

  • Page 34: Refrigerant System Diagrams

    7. Refrigerant system diagrams 7-1. Model: AOYG24KATA Heat exchanger 3-way (INDOOR) valve 2-way Muffler valve Muffler Pressure switch Strainer 4-way valve Expansion valve Accumulator Heat exchanger Strainer (OUTDOOR) Cooling Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Room temperature)

  • Page 35: Pc Board Diagrams

    8. PC board diagrams 8-1. Model: AOYG24KATA CONTROL UNIT Thermistor Characteristics. EZ-01821HSE Temperature EMI FILTER ( 20 ( 30 Thermistor ZCAT1518-0730 TERMINAL 33.6 k 12.5 k 8.0 k 2 TURNS Thermistor ( Room temp. ) UL1007 AWG22 1.1 V 2.2 V 2.8 V CN14-1 CN14...
  • Page 36 8-2. Model: AOYG24KATA INVERTER ASSEMBLY EZ-019FHUE EMI FILTER KRFC-13 EMI FILTER EMI FILTER 2 TURNS KRFC-13 KRFC-13 TO INDOOR UNIT 2 TURNS 1 TURN UL3271 AWG16 W400 UL1015 AWG20 UL3271 AWG16 W103 BLACK W401 WHITE WHITE COMPRESSOR UL3271 AWG16 Compressor UL1015 AWG20 W402 BLACK...

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