Fujitsu ARYG18LLLA Service Manual
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Fujitsu ARYG18LLLA Service Manual

Fujitsu ARYG18LLLA Service Manual

Split type air conditioner simultaneous operation 2-3 room multi, refrigerant r410a, outdoor/indoor unit
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CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . .
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . .
REFRIGERANT CIRCUIT DIAGRAM
CIRCUIT DIAGRAM. . . . . . . . . . . . . . . . . . .
ERROR DETECTION . . . . . . . . . . . . . . . .
PARTS (OUTDOOR UNIT) . . . . . . . . . . . .
PARTS (INDOOR UNIT) . . . . . . . . . . . . . .
ACCESSORIES. . . . . . . . . . . . . . . . . . . . .
Outdoor unit
AOYG36LATT
AOYG45LATT
1
5
AOYG54LATT
8
. . . . .
(Three room)
9
12
. . .
19
33
37
41
60
SPLIT TYPE
AIR CONDITIONER
SIMULTANEOUS OPERATION
2-3 ROOM MULTI
Indoor unit
AUYG18LVLB
ABYG18LVTB
ARYG18LLLA
AUYG22LVLA
ABYG22LVTA
ARYG22LMLA
AUYG24LVLA
ABYG24LVTA
ARYG24LMLA
AUYG18LVLB
ABYG18LVTB
ARYG18LLLA

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  • Page 1: Table Of Contents

    SPLIT TYPE AIR CONDITIONER SIMULTANEOUS OPERATION 2-3 ROOM MULTI Outdoor unit Indoor unit AOYG36LATT AUYG18LVLB ABYG18LVTB ARYG18LLLA AOYG45LATT AUYG22LVLA ABYG22LVTA ARYG22LMLA AOYG54LATT AUYG24LVLA ABYG24LVTA CONTENTS ARYG24LMLA SPECIFICATIONS ....

  • Page 2: Specifications

    SPECIFICATIONS OUTDOOR UNIT ELECTRICAL DATA MODEL NAME AOYG36LATT AOYG45LATT AOYG54LATT POWER SOURCE 400 V, 50 Hz, 3 phase, 4 W STARTING CURRENT 10.0 A 10.0 A 10.0 A Cooling 6,200 m3/h 6,750 m3/h 6,900 m3/h AIR CIRCULATION Heating 6,200 m3/h 6,200 m3/h 6,900 m3/h FAN MOTOR...

  • Page 3: Electrical Data

    INDOOR UNIT CASSETTE ELECTRICAL DATA INDOOR UNIT AUYG18LVLB AUYG22LVLA AUYG24LVLA DECORATION PANEL UTG-UFYD-W POWER SOURCE 400 V, 50 Hz, 3 phase, 4 W FAN MOTOR DISCRIMINATION MFF-24RVL AIRCIRCULATION HIGH 680 m3/h 1,030 m3/h High 730 r.p.m. 1,050 r.p.m. Medium 630 r.p.m. 850 r.p.m.
  • Page 4 INDOOR UNIT CEILING ELECTRICAL DATA INDOOR UNIT ABYG18LVTB ABYG22LVTA ABYG24LVTA POWER SOURCE 400 V, 50 Hz, 3 phase, 4 W FAN MOTOR DISCRIMINATION MFH-24RVL AIRCIRCULATION HIGH 780 m3/h 980 m3/h High 1,040 r.p.m. 1,330 r.p.m. FAN SPEED Medium 950 r.p.m. 1,150 r.p.m.
  • Page 5 INDOOR UNIT DUCT ELECTRICAL DATA INDOOR UNIT ARYG18LLLA ARYG22LMLA ARYG24LMLA POWER SOURCE 400 V, 50 Hz, 3 phase, 4 W FAN MOTOR DISCRIMINATION MFG-24RVA MFG-24WVA AIRCIRCULATION HIGH 1,100 m3/h 940 m3/h High 1,380 r.p.m. 830 r.p.m. 700 r.p.m. Medium 1,300 r.p.m.
  • Page 6 DIMENSIONS OUTDOOR UNIT (unit : mm) BRANCH PIPE UTP-SX254A Gas pipe Liquid pipe 15.88 15.88 9.52 9.52 19.05 12.70 9.52 15.88 Insulation BRANCH PIPE UTP-SX354A Gas pipe Liquid pipe 15.88 9.52 12.70 19.05 air flow 12.70 6.35 2012.04.17...
  • Page 7 INDOOR UNIT INDOOR UNIT CASSETTE CEILING AUYG18LVLB ABYG18LVTB AUYG22LVLA ABYG22LVTA AUYG24LVLA ABYG24LVTA Unit : mm Unit : mm DECORATION PANEL 530 ( Hanging bolt position ) INDOOR UNIT Top view Side view 2012.04.18...
  • Page 8 INDOOR UNIT INDOOR UNIT SLIM DUCT DUCT ARYG18LLLA ARYG22LMLA Unit : mm ARYG24LMLA Unit : mm 1,177 1,015 1,135 2012.04.18...

  • Page 9: Refrigerant System Diagram

    Refrigerant flow REFRIGERANT Cool SYSTEM DIAGRAM Heat OUTDOOR UNIT INDOOR UNIT Refrigerant Pipe Pressure BRANCH 15.88mm (5/8") Check Valve PIPE Strainer 3-Way Valve Heat Exchanger 4-way Valve Pressure Sensor Heat Exchanger Muffler Thermistor (Room) Thermistor (Pipe) Accumulator Compressor Refrigerant Pipe Expansion BRANCH 9.52mm (3/8")

  • Page 10: Circuit Diagram

    CIRCUIT DIAGRAM OPTION ( CONNECTOR ) OUTDOOR UNIT REFER TO THE TECHNICAL MANUAL 1 2 3 1 2 3 1 2 3 4 5 6 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3...
  • Page 11 INDOOR UNIT INDOOR UNIT CASSETTE CEILING AUYG18LVLB ABYG18LVTB THERMISTOR GRAY AUYG22LVLA ABYG22LVTA THERMISTOR BLACK GRAY GRAY ( PIPE TEMP. ) BLACK GRAY ( PIPE TEMP. ) AUYG24LVLA ABYG24LVTA BLACK THERMISTOR BLACK BLACK THERMISTOR BLACK ( ROOM TEMP. ) ( ROOM TEMP. ) LOUVER BROWN ORANGE...
  • Page 12 ( PIPE TEMP. ) ( PIPE TEMP. ) ( ROOM TEMP. ) SLIM DUCT DUCT BLACK GRAY BLACK THERMISTOR BLACK ARYG18LLLA ARYG22LMLA GRAY BLACK ( ROOM TEMP. ) ARYG24LMLA CN12 CN12 MAIN PCB LOUVER ( UP / DOWN ) MAIN PCB...

  • Page 13: Outdoor Pcb Circuit Diagram

    OUTDOOR PCB CIRCUIT DIAGRAM INVERTER ASSEMBLY AOYG36LATT : EZ-01222HUE REACTOR L1 - L3 AOYG45LATT : EZ-0111WHUE THERMISTOR ( HEATSINK TEMP. ) 17mH 14A x 3 AOYG54LATT : EZ-0111YHUE UL1007 UL1007 AWG24 AWG24 WHITE BLACK UL1015 UL1015 UL1015 UL1015 UL1015 UL1015 AWG14 AWG14 AWG14...
  • Page 14 OUTDOOR UNIT MAIN PCB REACTOR AOYG36LATT : K07AK-1200HUE-C1 CN102 2-1747052-3 R101 P I N 101 P I N 102 AOYG45LATT : K07AK-1101HUE-C1 BLUE ZPR0RCH400 D101 340V PFC5000-0702F x 2 CN101 LL25XB60 L101 AOYG54LATT : K07AK-1102HUE-C1 B3P5-VH-B RCV1904-050PF07 WHITE L151 D151 C104 AC I N BL02Rn1...
  • Page 15 OUTDOOR UNIT TRANSISTOR PCB K11CA-1200HUE-TR1 TM802 YELLOW P I N D908 US1J TM803 BLUE R900 R901 R902 N I N P I N801 <2.8W> <7W> <7W> L960 RGDU7M RGGS7 RGGS7 BL02Rn1 R940 - R949 DC + P I N800 0.1 <1W> 1% x 10 L900 BL02Rn1 K880...
  • Page 16 OUTDOOR UNIT ACTIVE FILTER PCB - 1 K-11BZ-1100HUE-AF0 REACTOR L1 - L3 12A 18mH From Filter PCB TM504 TM300 TM500 DC+ OUT L1 I N W300 TM301 TM501 L2 I N W301 TM302 TM502 L3 I N W302 TM505 N OUT CT301, CT300 D351 FC-1-X x 2...
  • Page 17 OUTDOOR UNIT ACTIVE FILTER PCB - 2 K11BZ-1100HUE-AF0 Jump To Page1 Jump To Page1 R530, R536 47k 1% x 2 D530 I C510-3 D470 R590 R539 C530 RB751V BA2901F DAN217U D533 R533 RB751V <F> R470 - R474 R503 8.2k 1% C591 220k <1/3W>...
  • Page 18 OUTDOOR UNIT FILTER PCB K07AQ-0700HUE-FL0 3 Phase 380 - 415V 50Hz VA202 L200 L201 H-0017-2 x 2 820V RC3V3812-009PF05 RC3V3812-009PF05 FH200 FH201 L1 I N <TNR> 12A 0.9mH 12A 0.9mH TM203 L1 OUT TM200 VA200 P200 <NSHV4> 820V <TNR> H-0017-2 x 2 L2 I N FH202 FH203...
  • Page 19 OUTDOOR UNIT CAPACITOR PCB K07AP-0700HUE-P0 W700 W702 P I N P OUT YELLOW ORANGE R700 R702 C700 C702 660/ 660/ 450V <RS-5W> <RS-5W> 450V R701 R703 C701 C703 660/ 660/ <RS-5W> <RS-5W> 450V 450V W701 W703 N OUT N I N BLUE PURPLE 2012.02.29...

  • Page 20: Indoor Pcb Circuit Diagram

    INDOOR PCB CIRCUIT DIAGRAM CASSETTE CONTROL UNIT CN8-1 BLACK B02B-XASK-1-A THERMISTOR ( ROOM TEM. ) CN8-2 BLACK WHITE AUYG18LVLB : EZ-0122LHSE CN7-1 B02B-XAYK-1-A CN7-2 AUYG22LVLA : EZ-01230HSE YELLOW CN5-1 GRAY AUYG24LVLA : EZ-0122MHSE THERMISTOR (PIPE TEM. ) CN5-2 GRAY B02B-XAKK-1-A CN2-1 CN2-2 BLACK...
  • Page 21 INDOOR UNIT CASSETTE MAIN PCB AUYG18LVLB : K06AK-1218HSE-C1 AUYG22LVLA : K06AK-121FHSE-C1 AUYG24LVLA : K06AK-1219HSE-C1 R1 - R3 B02B-XASK-1-A 1SS355 10k <1/10W> x 3 THERMISTOR ( ROOM TEMP. ) I C8 13.5V FLOAT SWITCH NJM7812 B03B-PASK-1 <1/10W> 1.0k B02B-XAYK-1-A B03B-XARK-1-A <F> <1/10W>...
  • Page 22 R103 340V D108 13.5V D2FL20U <RS-2W> T101 I C26-14 C108 ZFT22B03-C 4700p <FNS> C113 R111 1000/ R104 <1/10W> 330k <2W> D102 1SR139-600 F101 C114, C115 3.15A 0.01 <KH> 250V C109 L101 D106 220p LF101 REP-28-15 D101 D1FL20U Q101 <BN> ELF17N015A 15mH, 1.1A D3SB60 FH101 FH102...

  • Page 23: Indicator Pcb

    INDOOR UNIT CASSETTE AUYG18LVLB AUYG22LVLA INDICATOR PCB AUYG24LVLA K06AG-1000HSE-D0 R201 220 <1/4W> D201 SLR-325MC GREEN CN201 S07B-PASK-2 R202 390 <1/4W> D202 SLR-325DC ORANGE R203 220 <1/4W> D203 SLR-325MC GREEN TO MAIN PCB C201 C202 <F> SW201 EVQPAG04K PHA201 P I C-37143TH5 2012.04.10...
  • Page 24 INDOOR PCB CIRCUIT DIAGRAM CEILING CONTROL UNIT ABYG18LVTB : EZ-0122BHSE GRAY THERMISTOR ( ROOM TEMP. ) GRAY B2B-XASK-1-A WHITE ABYG22LVTA : EZ-0122YHSE B2B-XAYK-1-A ABYG24LVTA : EZ-0122CHSE YELLOW BLACK THERMISTOR ( PIPE TEMP. ) BLACK B2B-XAKK-1-A BLACK TERMINAL MAIN PCB HP-T3031-3-L1 ABYG18LVTB : K06AK-1210HSE-C1 UL1015 AWG20 POWER SOURCE...
  • Page 25 INDOOR UNIT CEILING MAIN PCB ABYG18LVTB : K06AK-1210HSE-C1 ABYG22LVTA : K06AK-121EHSE-C1 ABYG24LVTA : K06AK-1211HSE-C1 R1 - R3 B02B-XASK-1-A 1SS355 10k <1/10W> x 3 THERMISTOR ( ROOM TEMP. ) I C8 FLOAT SWITCH 13.5V NJM7812 B03B-PASK-1 <1/10W> B02B-XAYK-1-A 1.0k B03B-XARK-1-A <F> <1/10W>...
  • Page 26 R103 340V D108 13.5V D2FL20U <RS-2W> T101 C108 I C26-14 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 LF101 D101 220p REP-28-15 D1FL20U Q101 ELF17N015A D3SB60 <BN>...
  • Page 27 INDOOR UNIT CEILING ABYG18LVTB ABYG22LVTA INDICATOR PCB ( OPTION ) ABYG24LVTA K04EI-1001HSE-D0 R202 330 CN201 <1/4W> D206 EMPG3863X GREEN 08 / 08 JC25 / XMR R203 330 <1/4W> BROWN D207 EMAA3863X ORANGE R204 330 ORANGE <1/4W> D208 EMPG3863X GREEN YELLOW WHITE BLUE PURPLE...
  • Page 28 INDOOR UNIT SLIM DUCT THERMISTOR ( ROOM TEMP. ) ARYG18LLLA B02B-XASK-1-A CN8-1 BLACK CN8-2 BLACK WHITE CONTROL UNIT : EZ-01226HSE CN7-1 B02B-XAYK-1-A CN7-2 BLACK THERMISTOR ( PIPE - MID. TEMP. ) CN5-1 GRAY CN5-2 GRAY CN2-1 B02B-XAKK-1-A CN2-2 YELLOW CN2-3...
  • Page 29 INDOOR UNIT DUCT BLACK THERMISTOR ( ROOM TEMP. ) B02B-XASK-1-A BLACK WHITE CONTROL UNIT B02B-XAYK-1-A ARYG22LMLA : EZ-0122THSE YELLOW GRAY ARYG24LMLA : EZ-01227HSE B5P-SHF-1AA THERMISTOR ( PIPE TEMP. ) B02B-XAKK-1-A GRAY WHITE BLACK 15-1 15-2 CN15 15-3 B06B-XASK-1-A 15-4 15-5 WHITE 15-6 2(N)
  • Page 30 INDOOR UNIT DUCT MAIN PCB ARYG18LLLA : K06AK-120RHSE-C1 ARYG22LMLA : K06AK-121DHSE-C1 ARYG24LMLA : K06AK-120SHSE-C1 R1 - R3 B02B-XASK-1-A 1SS355 10k <1/10W> x 3 THERMISTOR ( ROOM TEMP. ) I C8 FLOAT SWITCH 13.5V NJM7812 B03B-PASK-1 <1/10W> B02B-XAYK-1-A 1.0k B03B-XARK-1-A <F>...
  • Page 31 R117 C117 <GB> <KH> 4.7k 6.8k 100/ B08B-PASK-1 <1/10W> <1/4W> <1/4W> SERIAL INDOOR UNIT SLIM DUCT I C26-14 I C26-10 ARYG18LLLA POWER DRIVE POWER SUPPLY PCB K06AL-1008HSE-P0 R113 13.5V K101 CN103 G5N-1A <1/10W> B2B-XH-AM K102 CN106 I C26-14 13.5V G5NB-1A B2P3-VH-B-E 13.5V...
  • Page 32 R103 340V D108 13.5V D2FL20U <RS-2W> T101 I C26-14 C108 ZFT22B03-C 4700p <FNS> C113 R111 NORMAL COIL 1000/ R104 <1/10W> CN108 330k D102 B2P3-VH-B <2W> 1SR139-600 F101 C114, C115 3.15A 0.01 <KH> 250V C109 D106 220p LF101 D101 D1FL20U Q101 ELF20N018A D3SB60 <BN>...
  • Page 33 INDOOR UNIT SLIM DUCT ARYG18LLLA (OPTION) R201 330 INDICATOR PCB <1/4W> D205 EMPG3863X GREEN K04EI-1000HSE-D0 R202 330 CN201 <1/4W> D206 EMAA3863X ORANGE 08 / 08 JC25 / XMR R203 330 ( OPERATE ) <1/4W> BROWN D207 EMPG3863X GREEN ( TIMER )

  • Page 34: Error Detection

    ERROR DETECTION OUTDOOR UNIT TEST RUN CAUTION Always turn on the power 6 hours prior to the start of the operation in order to protect the compressor. 1. Check items before performing the test run 2.1. Operating procedures for the test run Make sure to perform the test run.

  • Page 35: Error Code Check Table

    OUTDOOR UNIT ERROR CODE DISPLAY Display when an error occurs TEST PUMP POWER LOW NOISE PEAK CUT DOWN ERROR MODE (L1) (L2) (L3) (L4) (L5) (L6) (L7) Blinks (Hi-speed) Check that the ERROR LED blinks, and then short-press the [ENTER] switch once. Display mode : ON The number of blinks of the LED indicates the type of error.

  • Page 36: Pump Down Procedure

    2. Pump down procedure OUTDOOR UNIT PUMP DOWN (Refrigerant collecting operation) (1) Check the 3-way valves (both at the liquid side and gas side) are opened. (2) Turn the power on. Perform the following procedures to collect the refrigerant when moving the indoor unit or outdoor unit TEST PUMP POWER...
  • Page 37 Indoor unit Indoor unit Wired Wired WIRED REMOTE CONTROL OPERATION TIMER ECONOMY remote Description OPERATION TIMER ECONOMY remote Description lamp lamp lamp lamp lamp lamp control control This is possible only on a wired remote control. (green) (orange) (green) (green) (orange) (green) If an error occurs, the following display will be shown.

  • Page 38: Parts (Outdoor Unit)

    PARTS OUTDOOR UNIT Ref. Description Parts number Ref. Description Parts number Top Panel Sub Assy 9374417032 Reactor Assy 9900641016 Front Panel Sub Assy 9374414130 Motor, DC Brushless 9602843046 Sevice Panel Sub Assy 9374415076 Propeller Fan Assy 9366378020 Emblem Rear 9351355005 Condenser A Sub Assy 9374420261 Pipe Cover Front...
  • Page 39 OUTDOOR UNIT 4-way Valve Assy Ref. Description Parts number Expansion Valve Coil 9900190057 Expansion Valve Assy 9370947182 Strainer Assy 9372524039 Solenoid 9970113024 4-way Valve Assy 9374425273 3-way Valve Assy 9379079006 3-way Valve Assy 9379077002 Sensor 9900505011 Accumulator Assy 9375250096 Compressor Sub Assy 9374423286 Expansion Valve Assy 2012.03.16...
  • Page 40 OUTDOOR UNIT (yellow) (white) (red) (white) (connector : blue) Ref. Description Parts number Main PCB (36) 9707627091 Main PCB (45) 9707627077 Main PCB (54) 9707627084 Filter PCB 9707609011 Active Filter PCB 9709008010 Capacitor PCB 9707608014 Transistor PCB 9709010020 (red) Reactor Assy 9900481018 Terminal 9900428082...

  • Page 41: Parts (Indoor Unit)

    BRANCH PIPE UTP-SX254A (Liquid pipe) (Gas pipe) BRANCH PIPE UTP-SX354A (Liquid pipe) (Gas pipe) Ref. Description Parts number Branch Pipe A Assy 9379102018 Insulation 9379100014 Branch Pipe B Assy 9379105019 Insulation 9379101011 Branch Pipe A Assy 9379116015 Insulation 9379111010 Branch Header B Assy 9379108010 Insulation 9379112017...
  • Page 42 INDOOR UNIT Name and Shape Q’ty SLIM DUCT Installation For positioning the indoor unit ARYG18LLLA template Washer For installing indoor unit Coupler For indoor side pipe joint heat insulation (Large pipe) (Large) Coupler For indoor side pipe joint heat insulation...

  • Page 43: Remote Sensor

    INDOOR UNIT SLIM DUCT ARYG18LLLA OPTIONAL PARTS Name and Shape Model name Remote sensor New amenity space can be offered by installing the UTY-XSZX remote sensor in the remote control. Auto louver grille kit UTD-GXSB-W External control set Use to connect with various...
  • Page 44 Q’ty Name and Shape INDOOR UNIT DUCT Hanger For suspending the indoor unit ARYG22LMLA from ceiling ARYG24LMLA Drain hose Insulates the drain hose and insulation vinyl hose Cable tie (Large) For fixing drain hose Cable tie (Small) For remote control and remote control cable binding Cable tie For electrical wiring...
  • Page 45 INDOOR UNIT DUCT ARYG22LMLA ARYG24LMLA OPTIONAL PARTS Name and Shape Model name Square flange UTD-SF045T Round flange UTD-RF204 To take fresh air Long life filter UTD-LF25NA Remote sensor New amenity space can be offered by installing the UTY-XSZX remote sensor in the remote control.
  • Page 46 1204G4057...

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