Fujitsu AUYG12LVLB Service Manual
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Fujitsu AUYG12LVLB Service Manual

Split type air conditioner cassette type (50hz)
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See also: Design & Technical Manual
SPLIT TYPE

AIR CONDITIONER

CASSETTE TYPE (50Hz)
Indoor unit
AUYG12LVLB
AUYG14LVLB
AUYG18LVLB
CO NTE NTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . .
DIMENSIONS. . . . . . . . . . . . . . . . . . . . . .
REFRIGERANT SYSTEM DIAGRAM . . .
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . .
INDOOR PCB CIRCUIT DIAGRAM . . . . .
OUTDOOR PCB CIRCUIT DIAGRAM. . .
ERROR DETECTION . . . . . . . . . . . . . . .
PARTS (DECORATION PANEL) . . . . . .
PARTS (INDOOR UNIT). . . . . . . . . . . . .
PARTS (OUTDOOR UNIT) . . . . . . . . . . .
ACCESSORIES . . . . . . . . . . . . . . . . . . .
Outdoor unit
AOYG12LALL
AOYG14LALL
AOYG18LALL
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Summary of Contents for Fujitsu AUYG12LVLB

  • Page 1: Air Conditioner

    SPLIT TYPE AIR CONDITIONER CASSETTE TYPE (50Hz) Indoor unit Outdoor unit AUYG12LVLB AOYG12LALL AUYG14LVLB AOYG14LALL AUYG18LVLB AOYG18LALL CO NTE NTS SPECIFICATIONS ....DIMENSIONS..... .

  • Page 2: Noise Level

    DECORATION PANEL Medium 34 dB 34 dB 34 dB INDOOR UNIT (cool) INDOOR UNIT 30 dB 30 dB 30 dB AUYG12LVLB AUYG14LVLB AUYG18LVLB OUTDOOR UNIT AOYG12LALL AOYG14LALL AOYG18LALL Quiet 27 dB 27 dB 26 dB 4.30 kW High 37 dB...
  • Page 3 D IMENS IONS Unit : mm INDOOR UNIT DECORATION PANEL Decoration panel mounting state 530 : Hanging bolt position Be sure to leave Maintenance space maintenance space for future service at the designated position. Min. 450 Drain port Drain port Ceiling 2011.12.12...

  • Page 4: Outdoor Unit

    OUTDOOR UNIT Unit : mm Air flow 2011.12.12...
  • Page 5 REF RIG ER AN T SYSTEM D IA G RA M OUTDOOR UNIT INDOOR UNIT <Refrigerant direction> Muffler Cooling Heating 3-way valve Muffler <Refrigerant pipe diameter> 4-way valve Liquid : 1/4" (6.35 mm) Gas : 3/8" (9.52 mm) Heat Heat 14, 18 exchanger exchanger...

  • Page 6: Circuit Diagram

    CI RC UI T D IA GR AM GRAY INDOOR UNIT OUTDOOR UNIT THERMISTOR GRAY ( PIPE TEMP. ) BLACK THERMISTOR BLACK REACTOR ( ROOM TEMP. ) LOUVER WHITE R(R) ( RIGHT / LEFT ) ORANGE WHITE COMPRESSOR YELLOW BLACK S(S) CN12 PINK...
  • Page 7 I NDO O R PCB CIRC UI T DI AGR AM CONTROL UNIT THERMISTOR CN8-1 BLACK B02B-XASK-1-A CN8-2 BLACK ( ROOM TEMPERATURE ) WHITE AUYG12LVLB : EZ-01113HSE CN7-1 B02B-XAYK-1-A CN7-2 AUYG14LVLB : EZ-01114HSE YELLOW THERMISTOR CN5-1 AUYG18LVLB : EZ-01115HSE GRAY CN5-2...
  • Page 8 INDOOR UNIT CONTROLLER PCB ASSEMBLY ( MAIN PCB ) AUYG12LVLB : K06AK-1104HSE-C1 AUYG14LVLB : K06AK-1105HSE-C1 AUYG18LVLB : K06AK-1106HSE-C1 R1 - R3 B02B-XASK-1-A 1SS355 10k <1/10W> x 3 I C8 THERMISTOR ( ROOM TEMP. ) 13.5V NJM7812 B03B-XARK-1-A B03B-PASK-1 <1/10W> ( LF ) ( SN ) 1.0k...
  • Page 9 R103 340V D108 13.5V D2FL20U <RS-2W> T101 I C26-14 C108 ZFT22B03-C 4700p C113 R111 <FNS> 1000/ R104 <1/10W> 330k D102 <2W> 1SR139-600 F101 C114, C115 3.15A 0.01 <KH> 250V C109 L101 D106 D101 220p LF101 REP28-15 D1FL20U Q101 <BN> FH101 FH102 ELF17N015A 15mH, 1.1A D3SB60...

  • Page 10: Remote Control

    INDOOR UNIT INDICATOR PCB ASSEMBLY ( OPTION ) K06AG-1000HSE-D0 TO CONTROLLER PCB ASSEMBLY ( MAIN PCB ) R201 220 <1/4W> D201 SLR-325MC GREEN CN201 S07B-PASK-2 ( LF ) ( SN ) R202 390 <1/4W> D202 SLR-325DC ORANGE OPERATE TIMER R203 220 <1/4W> D203 SLR-325MC GREEN FILTER CLEN / FILTER SIGN...
  • Page 11 O UTD OO R PCB CI RCUI T DI AG RAM INVERTER ASSEMBLY AOYG12LALL : EZ-0111FHUE AOYG14LALL : EZ-0111GHUE AOYG18LALL : EZ-0111HHUE COMPRESSOR TO INDOOR UNIT F202 EMI FILTER UL3271 W103 UL1015 AWG16 UL1015 250V AWG14 AWG20 BLACK UL3271 BLACK AWG16 WHITE UL1015...
  • Page 12 F100 C100 - C102 660uF / 450V x 3 250V R200 C209 - C211, C212, C221 L300 POWER SOURCE REACTOR 0.1 <F> x 4 <1/2W> CAL45VB470K AC230V D102 50Hz UF4007 US1J x 3 WHITE D100 BLACK RCH4716-070PF07 R103 D200 D201 D202 LL25XB60 <1/2W>...

  • Page 13: Error Detection

    Indoor unit Wired OPERATION TIMER ECONOMY remote Description lamp lamp lamp control (green) (orange) (green) Serial communication error : 0.5s on / 0.5s off Wired remote control : 0.1s on / 0.1s off communication error Check run unfinished ( ) : Number of flashing Unit number or Refrigerant circuit address setting error [Simultaneous Multi]...
  • Page 14 OUTDOOR UNIT Error contents Thermistor malfunction on 0.1 sec / off 0.1 sec Abnormal discharge temperature Current surge protection on 0.5 sec / off 0.5 sec CT abnormality on 2.0 sec / off 2.0 sec Compressor position detection malfunction on 0.1 sec / off 2.0 sec Fan malfunction on 5.0 sec / off 5.0 sec PAM voltage abnormality...
  • Page 15 PARTS DECORATION PANEL UTG-UFYD-W Ref. Description Part number Decoration Panel 9375525040 Display Panel 9375529123 Receiver Window 9375547011 Intake Grille 9375531027 Long Life Filter 9375533014 Hook Bracket 9375546014 Grille Hook 9375532024 Panel Cover 9375530013 Indicator PCB Assy 9707371031 Connector Cover 9375549015 Flap Total Assy 9377760029 2011.12.12...
  • Page 16 DECORATION PANEL UTG-UFYD-W Flap total assy Motor holder assy (connector : white) (connector : red) Ref. Description Part number Gear A 9375536015 Motor Holder 9375535018 Step Motor 9900139070 Step Motor 9900139087 2011.12.12...
  • Page 17 PARTS INDOOR UNIT Ref. Description Part number Top Plate Assy 9375490027 Cabinet A Assy 9375492014 Cabinet B 9375494018 Hook R 9375504014 Hook L 9375505011 Insulation Box Assy 9377764065 Wire Cover 9375516017 Pipe Cover 9375515010 Bell Mouse 9375503017 Wire Holder 9375478018 Drain Pan Sub Assy 9377765024 Drain Cap...
  • Page 18 INDOOR UNIT Ref. Description Part number Ref. Description Part number Separate Wall 9375506018 Fan Motor Holder 9375552015 Evaporator Total Assy (12) 9377914033 Pump Assy 9900472030 Evaporator Total Assy (14, 18) 9377914026 Drain Pump Holder B 9375518011 Evaporator Holder 9375508012 Rubber (Pump) 9378426016 Turbo Fan Washer 9375487010...
  • Page 19 INDOOR UNIT Control unit Ref. Description Part number Control Box Cover 9375512019 Control Box A 9375511012 Controller PCB Assy (12) 9707393927 Controller PCB Assy (14) 9707393934 Controller PCB Assy (18) 9707393941 Power Supply PCB Assy 9707398250 Terminal 9306489045 Terminal 9703345012 Remote Control 9379219006 Remote Control Holder...
  • Page 20 P ART S OUTDOOR UNIT Ref. Description Part number Protective Net 9315319036 Top Panel Assy 9309230057 Fan Guard Cover 9378110014 Cabinet Assy 9312799404 Switch Cover 9315039019 Cabinet Right Assy 9309236059 Valve Cover 9316884007 Valve Bracket 9308870070 Separator Assy 9312971015 Reactor Assy 9900641016 Motor Bracket Assy 9313432010...
  • Page 21 OUTDOOR UNIT Ref. Description Part number Ref. Description Part number Base Assy 9308869081 Solenoid 9970033018 2-way Valve Assy 9970093012 4-way Valve Assy 9315311030 Expansion Valve Coil 9900057039 3-way Valve Assy 9970092015 Pulse Motor Valve Assy 9311641018 Compressor Assy 9313763039 Condenser Total Assy 9311381068 Compressor Thermistor 9900156046...
  • Page 22 ACCESSO RI ES DECORATION PANEL INDOOR UNIT Name and Shape Q’ty Application Name and Shape Q’ty Application Coupler heat For indoor side pipe Connector cover For covering connector insulation joint (Gas pipe) (Large) Coupler heat For indoor side pipe insulation joint (Liquid pipe) Tapping Screw For mounting decora-...

  • Page 23: Cassette Type

    INVERTER SPLIT TYPE AIR CONDITIONER (50Hz) CASSETTE TYPE Indoor unit Outdoor unit AUYG24LVLA AOYG24LALA C O N T E N T S SPECIFICATIONS....DIMENSIONS.

  • Page 24: Specifications

    S P ECIFICATIONS ELECTRICAL DATA NOISE LEVEL High TYPE Inverter cool & heat 49 dB INDOOR UNIT AUYG24LVLA Medium 44 dB INDOOR UNIT Cooling OUTDOOR UNIT AOYG24LALA 36 dB Quiet COOLING CAPACITY 6.80 kW 30 dB High HEATING CAPACITY 8.00 kW 49 dB Medium POWER SOURCE...
  • Page 25 DIMEN SIO NS OUTDOOR UNIT Unit : mm DECORATION PANEL 530 ( Hanging bolt position ) INDOOR UNIT Air flow Top view Drain pipe Side view mounting place ( 20) 2013.02.20...

  • Page 26: Refrigerant System Diagram

    RE FR IGER A N T S Y S T E M DI AG RA M OUTDOOR UNIT INDOOR UNIT Muffler 4-Way 3-Way valve valve Muffler Heat exch Heat exchanger Accumulator Compressor Expansion 2-Way Strainer Strainer valve valve : THERMISTOR (COMPRESSOR TEP.) : THERMIST : THERMISTOR (DISCHARGE TEP.) : THERMIST...

  • Page 27: Circuit Diagram

    CIRCUIT DIAGRAM INDOOR UNIT GRAY THERMISTOR ( PIPE TEMP. ) GRAY BLACK BLACK THERMISTOR ( ROOM TEMP. ) ORANGE YELLOW LOUVER CN12 PINK THERMISTOR ( PIPE BLUE MAIN PCB THERMISTOR ( DISCHARGE BROWN ORANGE ORANGE YELLOW LOUVER CN11 YELLOW PINK CN13 INDICATOR PCB WHITE...

  • Page 28: In D O Or P Cb

    IN D O OR P CB C IR C U I T DI A G R A M CONTROL UNIT EZ-0122MHSE CN2-1 CN2-2 CN2-3 B5P-SHF-1AA CN2-4 WHITE CN2-5 POWER SOURCE AC230V CN15-1 CN15-2 50Hz CN15 CN15-3 SERIAL B06B-XASK-1-A CN15-4 CN15-5 WHITE TERMINAL BOARD CN15-6...

  • Page 29: Power Drive

    INDOOR UNIT MAIN PCB K06AK-1219HSE-C1 R1 - R3 1SS355 10k <1/10W> x 3 I C8 13.5V NJM7812 B03B-PASK-1 DC SUPPLY 1SS355 R4 - R6 1.0k <1/10W> x 3 C8 - C10 0.1 <F> x 3 I C2 0.01 NJM7805 <F> 100/ 6.3V <F>...

  • Page 30: Dc Fan Motor

    I C26-14 F101 3.15A 250V L101 LF101 REP-28-15 ELF17N015A 15mH, 1.1A FH101 FH102 FC51FL x 2 W101 BLACK C105 0.010 W102 <YE> VA101 C104 WHITE 0.47 470V C106 <TNR> <R46> 0.010 <YE> VA102 SA101 470V RA-362M <TNR> E102 GREEN I C26-10 E101 GREEN CN105...
  • Page 31 INDOOR UNIT INDICATOR PCB K06AG-1000HSE-D0 R201 220 <1/4W> D201 SLR-32 CN201 S07B-PASK-2 R202 390 <1/4W> D202 SLR-32 R203 220 <1/4W> D203 SLR-32 TO MAIN PCB C201 C202 <F> SW201 EVQPAG04K 2013.01.24...

  • Page 32: Outdoor Pcb Circuit Diagram

    O UTD OOR P C B C IR CUI T D IA G R A M INVERTER ASSEMBLY EZ-0121EHUE EMI FILTER TO INDOOR UNIT ATFC-25-15-12 W103 UL1015 UL1015 AWG20 AWG14 BLACK BLACK UL1015 F202 AWG14 5A 250V W100 WHITE UL1015 AWG20 UL1015 SERIAL...
  • Page 33 OUTDOOR UNIT MAIN PCB K06AX-1200HUE-C1 POWER SOURCE REACTOR AC230V 50Hz D100 WHITE R400 - R407 BLACK LL25XB60 0.2 <1W> 1% 0.01 470V <KH> <TNR> D101 <LE> LL25XB60 470V <LE> 0.01 <TNR> ORANGE ZPR0RCH400 <KH> I C103 R126 BAYPASS C C119 100k ORANGE RCH4716-070PF07...

  • Page 34: Error Detection

    ERROR DETE C TIO N Indoor unit Indoor u Wired WIRED REMOTE CONTROL OPERATION TIMER ECONOMY OPERATION TIMER remote Description lamp lamp lamp lamp lamp control This is possible only on a wired remote control. (green) (orange) (green) (green) (orange) If an error occurs, the following display will be shown.
  • Page 35 PARTS DECORATION PANEL UTG-UFYD-W Ref. Description Part number Decoration Panel 9375525040 Display Panel 9375529123 Receiver Window 9375547011 Intake Grille 9375531027 Long Life Filter 9375533014 Hook Bracket 9375546014 Grille Hook 9375532024 Panel Cover 9375530013 Indicator PCB Assy 9707371031 Connector Cover 9375549015 Flap Total Assy 9377760029 2011.12.12...
  • Page 36 DECORATION PANEL UTG-UFYD-W Flap total assy Motor holder assy (connector : white) (connector : red) Ref. Description Part number Gear A 9375536015 Motor Holder 9375535018 Step Motor 9900139070 Step Motor 9900139087 2011.12.12...
  • Page 37 PARTS INDOOR UNIT Ref. Description Part number Top Plate Assy 9375490027 Cabinet A Assy 9375492014 Cabinet B 9375494018 Hook R 9375504014 Hook L 9375505011 Insulation Box Assy 9377764058 Wire Cover 9375516017 Pipe Cover 9375515010 Bell Mouse 9375503017 Wire Holder 9375478018 Drain Pan Sub Assy 9377765017 2012.04.24...
  • Page 38 INDOOR UNIT Ref. Description Part number Ref. Description Part number Separate Wall 9375506018 Fan Motor Holder 9375552015 Evaporator Total Assy 9375720018 Pump Assy 9900472030 Evaporator Holder 9375507015 Drain Pump Holder B 9375518011 Turbo Fan Washer 9375487010 Rubber (Pump) 9378426016 2 Stage Turbo Fan Assy 9375480011 Float Switch 9900361037...
  • Page 39 INDOOR UNIT Ref. Description Part number Control Box Cover 9375512019 Control Box A 9375511012 Main PCB 9709245149 Power Supply PCB 9707398380 Terminal 9306489045 Terminal 9703345012 Remote Control 9379219006 Remote Control Holder 9305642045 Pipe Thermistor 9703297014 Room Thermistor 9900502003 2012.04.24...

  • Page 40: Outdoor Unit

    PARTS OUTDOOR UNIT 2013.05.27...
  • Page 41 OUTDOOR UNIT 2013.05.29...
  • Page 42 A CCE SSO RI ES DECORATION PANEL INDOOR UNIT UTG-UFYD-W Name and Shape Q’ty Use Name and Shape Q’ty Use Coupler heat For indoor side pipe Connector cover For covering connector insulation joint (Gas pipe) (Large) Coupler heat For indoor side pipe insulation joint (Liquid pipe) Tapping Screw...
  • Page 43 INDOOR UNIT OPTIONAL PARTS Name and Shape Model name Wired remote control Unit control is performed by UTY-RNNYM wired remote control Simple remote control Unit control is performed by UTY-RSNYM simple remote control Air outlet shutter plate Air outlet shutter plate is installed UTR-YDZB at the air outlet when 3-way direction is performed.

This manual is also suitable for:

Auyg14lvlbAuyg18lvlbAoyg12lallAoyg14lallAoyg18lall

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