Fujitsu ARHF09LALU Service Manual

Fujitsu ARHF09LALU Service Manual

Inverter multi air conditioner duct type

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INVERTER MULTI

AIR CONDITIONER

DUCT TYPE

Indoor unit
ARHF09LALU AOHA18LAT3
ARHF09LALU AOHA24LAT3
CONTENTS
. . . . . . . . . . . . . . . . . . . . 1
. . . . . . . . . . . . . . . . . . . 6
. . . . . . . . . . . . . . . . . 13
. . . . . . . . . . . . . . . . . .15
. . . . . . . . . . . . . . . . . 18
. . . . . . . . . . . . . . . . . . . . . 21
Outdoor unit
. . . . . . . . . . . 3
. . . . . 5
. . . . . . . 7
. . . .10

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Table of Contents
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Summary of Contents for Fujitsu ARHF09LALU

  • Page 1: Table Of Contents

    INVERTER MULTI AIR CONDITIONER DUCT TYPE Indoor unit Outdoor unit ARHF09LALU AOHA18LAT3 ARHF09LALU AOHA24LAT3 CONTENTS ....1 SPECIFICATIONS ... 3 OUTLINE AND DIMENSIONS .
  • Page 2: Specifications

    SPECIFICATIONS INDOOR UNIT ELECTRICAL DATA COOL & HEAT MULTI TYPE MODEL NAME ARHF09LALU 230 V POWER SOURCE 50 Hz FREQUENCY COOLING CAPACITY 2.7 kW 3.3 kW HEATING CAPACITY 1.0 L/hr MOISTURE REMOVAL AIR CIRCULATION HIGH 480 m3/hr FAN MOTOR 230 V...
  • Page 3 OUTDOOR UNIT ELECTRICAL SPECIFICATIONS Colling & Heating TYPE MODEL NAME AOHA18LAT3 AOHA24LAT3 COOLING CAPACITY 5.4 kW 6.8 kW HEATING CAPACITY 6.8 kW 8.0 kW POWER SUPPLY (220V) - 230V - (240V) 50 Hz FREQUENCY Cooling 5.9 A 8.5 A RUNNING CURRENT Heating 7.1 A 8.8 A...
  • Page 4: Outline And Dimensions

    OUTLINE AND DIMENSIONS INDOOR UNIT Unit : mm Drain pipe diameter Inside : 21.5 mm Outside : 26.0 mm 2008.04.21...
  • Page 5 OUTDOOR UNIT (Unit : mm) Air Flow 2008.04.21...
  • Page 6: Refrigerant System Diagram

    REFRIGERANT SYSTEM DIAGRAM OUTDOOR UNIT Discharge thermistor Heat exchanger Mufller Compressor Receiver tank Heat exchanger Pressure switch (A) 4-way valve Strainer Accumulator Pressure switch (B) Distributor Expansion Expansion Expansion valve valve valve Pipe Pipe Pipe Pipe Pipe Pipe Thermistor Thermistor Thermistor Thermistor Thermistor...
  • Page 7: Circuit Diagram

    CIRCUIT DIAGRAM 4-WAY VALVE CONSTRUCTION CHECK SWITCH INDOOR UNIT OUTDOOR UNIT 3 2 1 SW150 CN30 CN37 PRESSURE SWITCH 1 DC COMPRESSOR DC FAN MOTOR WHITE CURRENT WHITE C ( T ) GRAY CN36 PRESSURE SWITCH 2 TERMISTOR WHITE CHANGE GRAY WHITE ( PIPE TEMP.
  • Page 8: Indoor Pcb Circuit Diagram

    INDOOR PCB CIRCUIT DIAGRAM THERMISTOR ( ROOM TEMP. ) CN8-1 BLACK B02B-XASK-1-A BLACK CN8-2 WHITE CN7-1 CONTROL UNIT B02B-XAYK-1-A CN7-2 CN2-1 YELLOW CN2-2 EZ-0070RHSE GRAY CN5-1 TEST CN2-3 B5P-SHF-1AA GRAY CN5-2 CN2-4 B02B-XAKK-1-A WHITE CN2-5 BLACK THERMISTOR ( PIPE MID. TEMP. ) CONTROLLER PCB ASSEMBLY ( MAIN PCB ) K06AK-0707HSE-C1...
  • Page 9 INDOOR UNIT CONTROLLER PCB ASSEMBLY K06AK-0707HSE-C1 R1 - R3 1SS355 10K <1/10W> x 3 ROOM TEMP. TH. I C8 13.5V FLOAT SWITCH B02B-XASK-1-A NJM7812 R4 - R6 1.0K 1.0K <1/10W> x 3 <1/10W> B03B-XARK-1-A PIPE TEMP. TH. ( ENT ) <F>...
  • Page 10 R103 340V 13.5V D108 D2FL20U INDOOR UNIT <RS-2W> T101 C108 ZFT22B03-C POWER SUPPLY PCB ASSEMBLY 4700P <ECQP> I C26-14 C113 R111 R104 K06AL-0602HSE-P0 1000/ <1/10W> 330K D102 <2W> 1SR139-600 C114 F101 C109 0.01 FSL 250 3.15 L101 220P/ <KH> <EM> REP28-15 2.0kV C115...
  • Page 11: Outdoor Pcb Circuit Diagram

    OUTDOOR PCB CIRCUIT DIAGRAM INVERTER ASSEMBLY CHOKE COIL AOHA18LAT3 : EZ-006KHUE L=0.3MH 30A UL1015 UL1015 AWG14 AWG14 F201 AOHA24LAT3 : EZ-0068HUE BLACK BLACK TLC 25A-250V, B UL1015 TERMINAL (250V 25A) AWG14 HP-T4005-21 BLACK UL1015 UL1015 UL1015 UL1015 AWG14 AC230V AWG14 BLACK AWG14 AWG14...
  • Page 12: Cn15

    OUTDOOR UNIT CONTROLLER PCB ASSEMBLY AOHA18LAT3 : K04AW-0605HUE-C1 AOHA24LAT3 : K04AW-0602HUE-C1 MAIN CURRENT YELLOW R200 C201 C202 C203 R201 C116 ZPR0RCH400A250 220K 600/ 600/ 600/ D101 <2W> 450V 450V 450V <HCP> 195K <RN - 1/2W> x 6 D25XB60 0.033 <2W> x 8 R111 C115 BLACK...
  • Page 13: Cn15

    OUTDOOR UNIT POWER SUPPLY PCB ASSEMBLY K04BA-0505HUE-P0 TM100 N200500K1D7C-01 RCV2515-010PF05 RCV2515-010PF05 TM101 VA101 C104 BLACK 470V 0.033 C107 C111 C101 <TNR> <YE> POWER SOURCE VA102 C105 <LE> <LE> <LE> 230V 470V 0.033 50Hz <YE> <TNR> TM102 C106 WHITE SA100 <LE> RA-302M BLACK TO INDOOR UNIT...
  • Page 14: Error Contents

    ERROR CONTENTS REMOTE CONTROL Code Error contents Troubleshooting at the remote control LCD This is possible only on the wired remote control. Indoor signal error Wired remote controller abnormal SELF-DIAGNOSIS Indoor room temperature sensor error If an error occurs, the following display will be Indoor heat exchanger temperature sensor (middle) error shown.
  • Page 15 OUTDOOR UNIT LED A LED B LED C Communication error (indoor unit A to outdoor unit) 1 time Communication error (indoor unit B to outdoor unit) 1 time Communication error (indoor unit C to outdoor unit) 1 time Discharge pipe temperature sensor 2 times Outdoor heat exchanger temperature sensor 3 times...
  • Page 16: Parts (Indoor Unit)

    PARTS INDOOR UNIT Description Part number Ref. 1 Air Filter 9366833017 2 Side Panel Right Assy 9363411003 3 Side Panel Left Assy 9363409000 4 Front Panel Assy 9363722000 5 Evaporator Assy 9373255055 6 Drain Pan Sub Assy 9364502052 7 Support Plate (Evaporator) 9363323009 8 Bracket Evaporator R 9363199000 9 Bracket Evaporator L...
  • Page 17 INDOOR UNIT Ref. Description Part number 21 Top Panel 9363408003 22 Panel Assy (Motor) 9363193008 23 Casing Assy 9363322002 24 Sirocco Fan Assy 9385258006 25 Bracket (Motor) Assy 9358591000 26 Fan Motor 9602759019 27 Bracket (Motor) 9358594001 28 Rubber 9385102002 29 Thermistor (Room) 9703299063 2008.04.21...
  • Page 18 INDOOR UNIT Ref. Description Part number 31 Control Box 9375240035 32 Controller PCB Assy 9707393361 33 Power Supply PCB Assy 9707398038 34 Terminal 9703345012 35 Terminal 9306489045 -- Control Box Cover 9363201000 -- Remote Control 9372266199 -- Wire between C and P (8 lines) 9703339028 -- Wire between C and P (3 lines) 9707442014 -- Hole Cover...
  • Page 19: Parts (Outdoor Unit)

    PARTS OUTDOOR UNIT Ref. Description Part number Top Panel Sub Assy 9374417049 Front Panel 9374094080 Fan Guard 9378111011 Grip Side 9374173013 Service Panel Sub Assy 9374415045 Valve Cover Sub Assy 9374827015 Right Panel 9374599002 Grip 9374172006 Base Assy 9374166121 Separate Wall Sub Assy 9374413164 Valve Plate A Assy 9374628148...
  • Page 20 OUTDOOR UNIT Connector : RED Connector : WHITE Ref. Description Part number Water Seal Plate 9375222017 Thermo Holder 9375211011 Thermistor (Pipe) (White) 9900373030 Thermistor (Pipe) (Red) 9900372019 Coil. Choke 9900366018 Compressor Plate Assy 9375221058 Compressor Cover A 9374430093 Compressor Cover B 9374431090 Compressor Cover C 9372067079...
  • Page 21 OUTDOOR UNIT INVERTER ASSY Connector : RED WHITE Ref. Description Part number Inverter Box A 9374603015 Inverter Box B Assy 9374625024 Inverter Box C 9375140014 Inverter Box Duct 9374609017 Inverter Box Cover 9375139018 Heat Sink A 9375138011 Inverter Box D 9374606023 Terminal (3P) 9900203016...
  • Page 22: Accessories

    A C C ES SOR IES INDOOR UNIT Name and Shape Q’ty Application Name and Shape Q’ty Application Installation For positioning the Coupler heat For indoor side pipe template indoor unit insulation joint (gas pipe) (P/N 9364224008) (large) (P/N 9350716029) Hanger For suspending the Coupler heat...
  • Page 23 OUTDOOR UNIT Name and Shape Part number Q'ty Drain pipe For drain piping work 9303029015 Drain cap 313166024302 Adapter assy For use when connecting 12.7 mm 9.52 mm models 9-12 to outdoor port A 9370244007 (1/2 in.) (3/8 in.) Putty For sealing 303020200114 2008.04.22...
  • Page 24 0804G3430...

This manual is also suitable for:

Aoha18lat3Aoha24lat3

Table of Contents