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Fujitsu ARYG90LHTA Service Manual

Duct type (50hz)
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Table of Contents

SPLIT TYPE

AIR CONDITIONER

DUCT TYPE (50Hz)
Indoor unit
ARYG90LHTA AOYG90LRLA
CO NT ENT S
SPECIFICATIONS . . . . . . . . . . . . . . . . . .
DIMENSIONS. . . . . . . . . . . . . . . . . . . . . .
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . .
PCB CIRCUIT DIAGRAM . . . . . . . . . . . .
ERROR DETECTION. . . . . . . . . . . . . . . .
PARTS (INDOOR UNIT) . . . . . . . . . . . .
PARTS (OUTDOOR UNIT) . . . . . . . . . .
ACCESSORIES . . . . . . . . . . . . . . . . . . .
Outdoor unit
1
2
4
5
6
8
10
14
23

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Summary of Contents for Fujitsu ARYG90LHTA

  • Page 1: Table Of Contents

    DUCT TYPE (50Hz) Indoor unit Outdoor unit ARYG90LHTA AOYG90LRLA CO NT ENT S SPECIFICATIONS ....DIMENSIONS..... .

  • Page 2: Specifications

    S PEC IFIC AT I O NS ELECTRICAL DATA FAN REVOLUTION COMPRESSOR AND REFRIGERANT INDOOR UNIT ARYG90LHTA Scroll type, High 1,210 rpm 3 pole, 3 phase, COMPRESSOR TYPE OUTDOOR UNIT AOYG90LRLA Medium 1,100 rpm DC brushless motor INDOOR UNIT POWER SUPPLY Indoor...

  • Page 3: Dimensions

    DIM EN S IONS INDOOR UNIT 316 mm 1,295 mm 277 mm 1,162 mm 1,440 mm 2017.04.05...
  • Page 4 688 mm OUTDOOR UNIT 480 mm 1,080 mm 558 mm 2017.04.05...

  • Page 5: Refrigerant System Diagram

    Refrigerant flow REF R IG E R A N T Cool SYS TE M D I AG R A M Heat OUTDOOR UNIT INDOOR UNIT Pressure Refrigerant Pipe Check Valve 25.4mm (1") Pressure 3-Way Valve Sensor (High) 4-way Valve Pressure Pressure Sensor (Low) Switch...

  • Page 6: Circuit Diagram

    CIR C U IT D IAGR AM Models : ARYG90LHTA / AOYG90LRLA INDOOR UNIT OUTDOOR UNIT Pressure Pressure sensor Expansion ( High ) Pressure switch Crank valve coil 4-Way sensor case valve Trans board ( Low ) heater coil non-polar...

  • Page 7: Pcb Circuit Diagram

    I N D O O R P R I N T E D C I R C U I T B O A R D C I R C U I T D I A G R A M Model : ARY90LHTA CONTROL UNIT EZ-0160SHSE Thermistor Characteristics.
  • Page 8 O U T D O O R P R I N T E D C I R C U I T B O A R D C I R C U I T D I A G R A M CN104, 122 DC Fan motor1 &...

  • Page 9: Error Detection

    Error display Error display Wired Wired remote remote TIMER ECONOMY TIMER ECONOMY Description Description E RROR D ETEC TION OPERATION OPERATION control control lamp lamp lamp lamp lamp (green) lamp (green) Error code Error code (orange) (green) (orange) (green) Serial communication error Outdoor unit rush current limiting ...
  • Page 10 Error code check table OUTDOOR UNIT ERROR CODE DISPLAY LED display PUMP DOWN LOW NOISE PEAK CUT POWER/ ERROR MODE (L1) (L2) (L3) (L4) (L5) (L6) You can determine the operating status by the ○ ○ Serial forward transmission error immediately after ●...

  • Page 11: Parts (Indoor Unit)

    Ref. Description Part number PA R T S Main panel Remote Control 9381009039 INDOOR UNIT Service panel ARYG90LHTA Hose Sub Assy 9378450196 Drain Pan Sub Assy 9381752041 Casing B Sub Assy 9381829026 Room Thermistor 9703299278 Pipe Thermistor 9900892012 Intake angle...
  • Page 12 INDOOR UNIT ARYG90LHTA Ref. Description Part number Heat Sink 9382646004 Main PCB 9710630019 Communication PCB 9710019005 Terminal (Remote) 9900896003 Terminal (Serial) 9900568009 Terminal (Power) 9703873027 Reactor Assy 9900611019 2017.04.05...
  • Page 13 Ref. Description Part number Fan Motor 9603567019 Sirocco Fan Assy 9381440016 Casing A 9381561001 Evaporator Total Assy 9374517794 INDOOR UNIT ARYG90LHTA Drain hose cover Pipe panel sub assy 2017.03.22...
  • Page 14 INDOOR UNIT ARYG90LHTA Side panel LB Main angle Outlet angle sub assy Outlet frame assy sub assy sub assy Connect plate Outlet angle b sub assy Side panel Separator LA assy Side panel RB sub assy Top panel B sub assy...

  • Page 15: Parts (Outdoor Unit)

    PA R TS OUTDOOR UNIT AOYG90LRLA Ref. Description Parts number Drain Assy 9303029015 Drain Cap 313166024302 Protective Net 9382667009 Thermo Holder 9375211011 Outdoor Thermistor 9900957018 2017.03.28...
  • Page 16 OUTDOOR UNIT AOYG90LRLA Ref. Description Parts number Top Panel Sub Assy 9379416054 Front Panel Sub Assy 9380569046 Sevice Panel Sub Assy 9380571056 FUJITSU Label 9380477006 2017.03.23...
  • Page 17 Ref. Description Parts number Right Panel Sub Assy 9380570059 OUTDOOR UNIT Propeller Fan 9382350000 AOYG90LRLA Motor DC Brushless 9603561017 Main PCB 9710757051 Terminal 9900569006 Pipe cover front 2017.03.28...
  • Page 18 OUTDOOR UNIT AOYG90LRLA Control box cover top Control box Bracket box top assy Ref. Description Parts number Fan Reactor Assy 9900711016 Filter PCB 9709919033 Power PCB 9710771019 Power PCB Holder 9382541002 2017.03.24...
  • Page 19 OUTDOOR UNIT Ref. Description Parts number AOYG90LRLA Control box Power Diode 0001113013 CT PCB 9708938028 Reactor Assy 9900748012 Inverter PCB 9709914120 Heatsink A 9382538002 Heatsink B 9382539009 Heatsink Thermistor 9900518004 2017.03.24...
  • Page 20 OUTDOOR UNIT AOYG90LRLA Ref. Description Parts number Thermistor Assy 9900922023 Thermistor (Heat Exchanger) 9900967017 Condenser Total Assy 9382700003 Joint Pipe Distributor 1 9379046022 Closing Pipe A 9379239004 Accumulator Sub Assy 9379221085 Oil Return Pipe A Assy 9378745070 2017.03.28...
  • Page 21 Bracket sub evaporator OUTDOOR UNIT AOYG90LRLA Evaporator total assy Ref. Description Parts number Condenser A Sub Assy 9379053112 Reinforcement Condenser B Sub Assy 9379053136 Distributor A Assy 9378743175 Distributor B Assy 9378743182 Outlet Pipe (Distributor) A2 9378912076 Joint Pipe Distributor Assy 9379045032 2017.03.24...
  • Page 22 OUTDOOR UNIT AOYG90LRLA Ref. Description Parts number Closing Pipe B 9379239141 Expansion Valve Coil 9970114007 Expansion Valve Assy 9378750173 3-way Valve Assy 9379039086 3-way Valve Assy 9379039062 Suction Pipe A Assy 9382716004 Compressor Sub Assy 9379228046 Belt Heater 9361140332 2017.03.24...
  • Page 23 OUTDOOR UNIT AOYG90LRLA Ref. Description Parts number 4-way Valve Sub Assy 9381449040 Solenoid 9970113017 Union Joint 9970091018 High Pressure Sensor 9970178009 Low Pressure Sensor 9970178016 Pressure Switch 9900186029 2017.03.24...

  • Page 24: Accessories

    A C C ESSOR IE S INDOOR UNIT OUTDOOR UNIT Name and Shape Q’ty Description Name and shape Q’ty Description Special nut A Drain cap For outdoor unit drain piping work (large Special nut B Drain pipe For outdoor unit drain piping work For suspending the indoor unit (small from ceiling...

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