Fujitsu ABYF18LAT Service Manual Download

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CONTENTS

SPECIFICATIONS

. . . . . . . . . . . . . . . . . . .1

OUTLINE AND DIMENSIONS

. . . . . . . . . 2

REFRIGERANT SYSTEM DIAGRAM

. . . 5

ERROR DISPLAY

. . . . . . . . . . . . . . . . . .

CIRCUIT DIAGRAM

. . . . . . . . . . . . . . . . . 6

PCB CIRCUIT DIAGRAM

. . . . . . . . . . . . .

PARTS (indoor unit)

. . . . . . . . . . . . . . . . 20

PARTS (outdoor unit)

. . . . . . . . . . . . . . . 30

ACCESSORIES

. . . . . . . . . . . . . . . . . . . 33

SPLIT TYPE

ROOM AIR CONDITIONER

FLOOR CONSOLE /

UNDER CEILING

DUAL TYPE

Indoor unit

Outdoor unit

ABYF18LAT
ABYF18LAT
ABYF18LAT
ABYF18LAT
ABYF18LBT
ABYF18LBT
ABYF24LAT
ABYF24LAT
ABYF24LAT
ABYF24LAT
ABYF24LBT
ABYF24LBT

AOYA18LACL
AOYA18LALL
AOYB18LACL
AOYB18LALL
AOYA18LALL
AOYB18LALL
AOYA24LACL
AOYA24LALL
AOYB24LACL
AOYB24LALL
AOYA24LALL
AOYB24LALL

Summary of Contents for ABYF18LAT

Page 1: ...r unit 30 ACCESSORIES 33 SPLIT TYPE ROOM AIR CONDITIONER FLOOR CONSOLE UNDER CEILING DUAL TYPE Indoor unit Outdoor unit ABYF18LAT ABYF18LAT ABYF18LAT ABYF18LAT ABYF18LBT ABYF18LBT ABYF24LAT ABYF24LAT ABYF24LAT ABYF24LAT ABYF24LBT ABYF24LBT AOYA18LACL AOYA18LALL AOYB18LACL AOYB18LALL AOYA18LALL AOYB18LALL AOYA24LACL AOYA24LALL AOYB24LACL AOYB24LALL AOYA24LALL AOYB24LALL ...

Page 2: ...tor Rotary DISCRIMINATION DA130A1F 25NA PRECHARGED REFRIGERANT REFRIGERANT TYPE R410A R410A 1 250 g POWER SOURCE 230 V HIGH SPEED 1 040 1 040 r p m INDOOR UNIT cool heat MED SPEED 950 950 r p m LOW SPEED 800 800 r p m QUIET 740 740 r p m OUTDOOR UNIT 860 820 r p m ELECTRICAL DATA COMPRESSOR AND REFRIGERANT INDOOR UNIT cool heat 43 dB 43 dB OUTDOOR UNIT cool heat 50 dB 50 dB NOISE LEVEL Pipe length...

Page 3: ...OUTLINE AND DIMENSIONS INDOOR UNIT Unit mm 990 900 500 655 530 200 175 199 rear view 2006 10 16 2 ...

Page 4: ...OUTDOOR UNIT AOY_18LA_L Unit mm Top view Front view Side view Bottom view Drain pipe mounting place 20 189 177 347 540 300 66 790 121 578 320 10 184 4 10mm hole Air flow 2008 06 26 3 ...

Page 5: ...Top view Front view Side view Bottom view Drain pipe mounting place 20 189 177 347 540 315 66 790 121 578 320 10 184 4 10mm hole OUTDOOR UNIT AOY_24LA_L Unit mm Air flow 2008 06 26 4 ...

Page 6: ...ulator Heat exchanger Heat exchanger Cool Heat THERMISTOR COMPRESSOR TEP THERMISTOR PIPE TEP THERMISTOR ROOM TEP THERMISTOR DISCHARGE TEP THERMISTOR HEAT EXCHANGER MED TEP THERMISTOR HEAT EXCHANGER OUT TEP THERMISTOR OUTDOOR TEP Refrigerant pipe diameter ABYF18L_T AOY_18LA_L Liquid 1 4 6 35 mm Gas 1 2 12 70 mm ABYF24L_T AOY_24LA_L Liquid 1 4 6 35 mm Gas 5 8 15 88 mm ...

Page 7: ...USE 3 15A 250V FAN MOTOR F M M M STEP MOTOR STEP MOTOR THERMISTOR ROOM TEMP THERMISTOR PIPE TEMP INDICATOR PCB ASSY POWER SUPPLY PCB ASSY CONTROLLER PCB ASSY MAIN PCB 1 2 3 1 2 3 TO REMOTE CONTROL UNIT OPTION BLACK RED WHITE YELLOW BLUE RED WHITE BLACK RED BROWN BLUE ORANGE YELLOW WHITE BLACK BLACK BLACK BLACK BLACK BLACK BLACK WHITE WHITE RED BROWN BROWN BROWN BROWN BLACK BLACK WHITE RED YELLOW Y...

Page 8: ...18 0730 1 T CN9 B03B XARK 1 A FLOAT SWITCH TERMINAL BOARD CN6 B02B PAMK 1 FRESH AIR CN14 B3B XAKK 1 A CN13 B07B PASK 1 CN201 S08B PASK 2 THERMISTOR PIPE ENTRANCE TEMP ROOM THERMISTOR CN8 B2B XASK 1 A CN7 B2B XAYK 1 A CN5 B2B XAKK 1 A GRAY GRAY CN11 B05B XASK 1 A CN12 B05B XARK 1 A REMOTE CONTROL EARTH LOUVER UP DOWN LOUVER RIGHT LEFT M M INDICATOR PCB ASSEMBLY K04EI 0800HSE D0 CONTROLLER PCB ASSEM...

Page 9: ...R70 10K 1 10W 1 2 3 C37 0 1 F 1000P R x 3 C35 C12 C11 R67 1 0K 1 10W 5V 1 0K 1 10W X 3 R63 R64 R65 10K 1 10W x 3 R66 R32 R23 R24 13 5V R26 10K 1 10W R25 1 0K 1 10W 5V C14 1000P R C16 0 01 F R29 390 1 10W R28 10K 1 10W 3 2 1 Q1 DTC124EKA C15 0 01 F 5V 5V C17 0 01 F C18 0 01 B R27 330 1 10W R31 10K 1 10W R34 1 0K 1 10W R30 10K 1 10W R33 10K 1 10W Q2 DTC124EKA BZ1 PKM13EPYH 4000 A0 R36 0R0 R35 1 0K 1...

Page 10: ...H 8 7 6 5 3 2 10 12 L N K102 G5NB 1A 13 5V RC101 120 0 2 CN106 B2P3 VH B E DRAIN PUMP 2 1 IC26 10 IC26 14 1 3 4 2 2 1 3 2 1 C116 0 01 B 5V R112 330 1 10W L102 BLm18 AG601 I C101 TLP621 GB L103 BLm18 AG601 4 3 1 2 4 2 3 1 K101 G5NB 1A 13 5V R113 330 1 10W CN103 B2B XH AM CN102 B3B XH AM IC26 14 IC26 10 8 7 6 5 4 3 2 1 13 5V C120 0 1 F C121 0 1 F 5V DC SUPPLY CN101 B03B PASK 1 1 2 3 4 3 1 2 LF101 EL...

Page 11: ...10 25V SW201 EVQPAG04K 1 3 2 4 1 2 3 4 5 6 7 8 CN201 08 08 JC25 XMR 1430 L 200 BROWN RED ORANGE YELLOW WHITE BLUE PURPLE GRAY OPERATE TIMER LOUVER 5V REMOTE SIGNAL GND MANUAL AUTO SWITCH D206 EMPG3863X J300K GREEN D208 EBR3864X J300K RED TO MAIN PCB 2008 06 26 10 INDOOR UNIT ABYF18LAT ABYF24LAT INDICATOR PCB ASSEMBLY K04EI 0800HSE D0 ...

Page 12: ...3B XAKK 1 A CN13 B07B PASK 1 CN201 S08B PASK 2 THERMISTOR PIPE ENTRANCE TEMP THERMISTOR ROOM TEMP CN8 B2B XASK 1 A CN7 B2B XAYK 1 A CN5 B2B XAKK 1 A GRAY GRAY CN11 B05B XASK 1 A CN12 B05B XARK 1 A REMOTE CONTROL EARTH LOUVER UP DOWN LOUVER RIGHT LEFT M M INDICATOR PCB ASSEMBLY K04EI 0801HSE D0 CONTROLLER PCB ASSY ABYF18LBT K06AK 080FHSE C1 ABYF24LBT K06AK 080DHSE C1 ABYF18LBT ABYF24LBT POWER SUPPL...

Page 13: ... 10K 1 10W 1 2 3 C37 0 1 F 1000P R x 3 C35 C12 C11 R67 1 0K 1 10W 5V 1 0K 1 10W X 3 R63 R64 R65 10K 1 10W x 3 R66 R32 R23 R24 13 5V R26 10K 1 10W R25 1 0K 1 10W 5V C14 1000P R C16 0 01 F R29 390 1 10W R28 10K 1 10W 3 2 1 Q1 DTC124EKA C15 0 01 F 5V 5V C17 0 01 F C18 0 01 B R27 330 1 10W R31 10K 1 10W R34 1 0K 1 10W R30 10K 1 10W R33 10K 1 10W Q2 DTC124EKA BZ1 PKM13EPYH 4000 A0 R36 0R0 R35 1 0K 1 10...

Page 14: ... 6 5 3 2 10 12 L N K102 G5NB 1A 13 5V RC101 120 0 2 CN106 B2P3 VH B E DRAIN PUMP 2 1 IC26 10 IC26 14 1 3 4 2 2 1 3 2 1 C116 0 01 B 5V R112 330 1 10W L102 BLm18 AG601 I C101 TLP621 GB L103 BLm18 AG601 4 3 1 2 4 2 3 1 K101 G5NB 1A 13 5V R113 330 1 10W CN103 B2B XH AM E I B OUT E I B I N CN102 B3B XH AM IC26 14 IC26 10 8 7 6 5 4 3 2 1 13 5V C120 0 1 F C121 0 1 F 5V DC SUPPLY CN101 B03B PASK 1 1 2 3 L...

Page 15: ...6V SW201 EVQPAG04K 1 3 2 4 1 2 3 4 5 6 7 8 CN201 08 08 JC25 XMR 1430 L 200 BROWN RED ORANGE YELLOW WHITE BLUE PURPLE GRAY OPERATE TIMER LOUVER LOUVER 5V REMOTE SIGNAL GND MANUAL AUTO SWITCH D206 EMPG3863X J300K GREEN D208 EBR3864X J300K RED TO MAIN PCB 2008 12 11 14 INDOOR UNIT ABYF18LBT ABYF24LBT INDICATOR PCB ASSEMBLY K04EI 0801HSE D0 ...

Page 16: ...HITE 1 2 3 4 CN70 B03B PASK 1 WHITE 1 2 3 CN73 B02B XAMK 1 A GREEN 1 2 CN72 B02B XH AM WHITE 1 2 BLACK BLACK BROWN BROWN BLACK BLACK BLACK BLACK BROWN BROWN DISCHARGE THERMISTOR PIPE THERMISTOR OUTDOOR THERMISTOR COMPRESSOR THERMISTOR PIPE MID THERMISTOR DC FAN MOTOR EXPANSION VALVE MOTOR F M M C M 1 2 3 4 5 L N SERIAL TO INDOOR UNIT POWER SOURCE AC230V 50Hz W103 UL1015 AWG20 BLACK W100 UL1015 AWG...

Page 17: ... 35V DCV F F100 GDT 250 15 15A 250V FH2 FH1 F4 FSL 250 3 15 EM 3 15A 250V R104 220K 2W C100 C102 LLQ2W661KEUBGC 660uF 450V x 3 5V C103 0 1 HCP R102 47K D102 1NH42 R103 100 1 2W Q100 GT30J122 L130 ELC0607RA 1 3 2 1 2 6 4 5 7 3 GATIN S I D I NC VCC SO GND 5V 2 C140 0 1 F C139 2 2 50V R121 100K 1 15V I C103 2 BA4560 C119 C120 0 1 F x 2 12V I C103 1 BA4560 R126 100K 1 C117 1 0 B 5V C20 0 1 F 15V 5V 5V...

Page 18: ...sensor error 3 way valve temperature sensor error Outdoor heat exchanger temperature sensor middle error Indoor manual auto switch abnormal IPM protection CT error Compressor location error Outdoor fan error Connected indoor unit abnormal Outdoor unit computer communication error Indoor fan abnormal Discharge temperature error Exessive high pressure protection on cooling 4 way valve abnormal Press...

Page 19: ...nger temperature sensor middle error Indoor manual auto switch abnormal Power supply frequency detection error IPM protection CT error Compressor location error Outdoor fan error Connected indoor unit abnormal Outdoor unit computer communication error Indoor fan abnormal Discharge temperature error Exessive high pressure protection on cooling 4 way valve abnormal Pressure switch abnormal Compresso...

Page 20: ...on malfunction PAM voltage abnormality Timer short Compressor temperature protection permanent stop PFC surge protection permanent stop Fan malfunction LED on 0 1 sec off 0 1 sec on on 0 5 sec off 0 5 sec on 2 0 sec off 2 0 sec on 0 1 sec off 2 0 sec on 5 0 sec off 0 1 sec on 1 0 sec off 1 0 sec on 2 0 sec off 5 0 sec on 5 0 sec off 2 0 sec on 5 0 sec off 5 0 sec ...

Page 21: ...R 9358595008 7 Cosmetic Panel R 9358535011 8 Cosmetic Panel L 9358536018 1 Remote Control 9315885012 2 Remote Control Holder 9305642045 3 Top Cover 9358534014 4 Arm 9358565001 9358596005 9358595008 9358535028 9358536025 9315885012 9305642045 9358534021 9358565001 Ref Description Part number LAT LBT ...

Page 22: ...l A 9358574003 15 Insulation Panel B 9358914007 11 Panel Assy with side cover R 9359076186 12 Side Cover R Assy 9359069041 Panel Insulation F PCB holder Insulation D Insulation E Insulation C 9358531150 9705798069 9358574003 9358914007 9359076247 9359069072 9358531167 Ref Description Part number LAT LBT ...

Page 23: ...009 07 13 22 24 25 24 21 22 21 23 21 Air Filter 9358567029 23 Arm Bracket 9359281009 24 Grille Support 9358602003 25 Filter Bracket 9358607008 22 Grill F LAT 9358532010 22 Grill F LBT 9358532027 Ref Description Part number ...

Page 24: ...39 Motor Rod 9358560006 33 Protect Cover 9358564004 34 Support Stay 9358599006 37 Louver Stopper 9358555002 38 Louver Rod 9358559000 32 Flap Base 9358537015 31 Kit Flap Base 9372670019 9358561027 9358554005 9358560013 9358564011 9358599006 9358555002 9358559017 9358537022 9372670033 Ref Description Part number LAT LBT ...

Page 25: ...Louver Shaft 9358557006 48 Louver Link Cover 9358558003 52 Flap Link Upper Step V 9358551004 53 Flap Link Lower Step V 9358552001 51 Motor Rod A Step V 9358550007 50 Motor Base 9358562000 45 Step Motor H 9900297015 49 Step Motor V 9900362010 9358538029 9372671023 9357942001 9358553008 9358556009 9358557006 9358558010 9358551004 9358552001 9358550007 9358562017 9900297015 9900362010 Ref Description...

Page 26: ...INDOOR UNIT Base assy 2008 04 16 25 62 62 63 62 62 61 62 Cap 9358563007 63 Base Bracket 9358586006 Ref Description Part number 61 Base Assy 9359061014 ...

Page 27: ...Proof Plate 9372673010 75 Drain Hose Assy 9359242000 71 Kit Separate Wall A 9372666012 73 Kit Drain Pan Assy 9372669013 79 Pipe Thermistor 9900022020 76 Kit Insulation Flap Base 9372672013 72 Kit Separate Wall B 9373448013 78 Catch 9359096009 74 Drain Cap 9358746004 Ref Description Part number ...

Page 28: ...81 Evaporator Assy 9362513043 9362513050 82 Bypass Pipe Assy 9377819017 9377821010 83 84 Distributor Assy 9371325354 9371325361 Coupling Pipe Assy 9373038399 9373038382 ABYF24L_T Ref Description Part number ABYF18L_T INDOOR UNIT ABYF18L_T Evaporator ...

Page 29: ...95 95 92 96 92 94 91 Sirocco Fan Assy 9385258006 95 Rubber 9385102002 92 Casing 9358543009 96 Motor Fixing Table 9358591000 94 Fan Motor Assy 9602401017 98 Motor Fixture 9358594001 97 Protector 9359282006 93 Casing Cover 9358544006 Ref Description Part number ...

Page 30: ...3 Controller PCB Assy 18 103 Controller PCB Assy 24 9707393354 9707393347 102 Control Box Cover Assy 9359097006 105 Terminal 3P 9306489045 106 Terminal 3P 9703345012 9707398014 9358600054 9703299087 9707393545 9707393569 9359097006 9306489045 9703345012 9707398113 104 Power Supply PCB Assy Ref Description Part number LAT LBT ...

Page 31: ...t Assy 6 Fan Ring 7 Grip 9 Protective Net 8 Emblem 9309230057 9314809040 2 Cover Switch Assy 9309237032 9308884015 9309236011 9308885012 9308880017 9315319012 9315210012 9309230057 9314809019 9309237032 9308884015 9309236028 9308885012 9308880017 9315033017 9315210012 Ref Description Part number AOY_18LA_L AOY_24LA_L ...

Page 32: ... 9900047016 9311641018 9311382027 27 Heat Exchanger Thermistor 9900403010 313728262708 9300089012 9309909014 9304902003 9308872012 9312971015 9308869081 9970092015 9970093012 9900057039 9602133017 9313763039 9970033018 9900354015 9900148027 Outdoor Thermistor 9900210045 Ref Description Part number AOY_18LA_L AOY_24LA_L 29 Compressor Thermistor 9900156046 9900163013 9315310019 13 Condenser Total As...

Page 33: ...nverter PCB Assy AOYA18 9707427011 31 Inverter PCB Assy AOYB18 9707427110 0600382018 Terminal 36 9703874031 35 Fuse 0600372163 32 Fuse Holder 0501454012 33 Fuse Holder 0501456016 Ref Description Part number Inverter Case Assy 37 9315690012 9707427127 31 Inverter PCB Assy AOYA24 9707427028 ...

Page 34: ...125 9358597002 0700076107 9378173552 9378173736 312300787605 9359242000 9359225003 313806350303 Screw M4 x 10 Screw M4 x 20 Installation template Hanger bracket left Hanger bracket right Anchor bolt M12 Special nut Spring washer Wall bracket Cosmetic Panel L Cosmetic Panel R Coupler heat insulator large Coupler heat insulator small For fixing the drain hose Nylon fastener Drain hose Insulation dra...

Page 35: ...2008 05 12 34 1 For drain piping work 9303029015 Drain pipe Q ty OUTDOOR UNIT OPTIONAL PARTS Wired remote control UTB YUD P N 9076961000 Name and Shape Part number Application ...

Page 36: ...0805G3486 ...

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