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General AOHA12LACL, Service Manual, Page: 1 / 25

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SPLIT TYPE

AIR CONDITIONER

CASSETTE

type (50Hz)

Models
Indoor unit

Outdoor unit

AUHA12LAL
AUHA14LAL
AUHA18LAL
AUHA24LAL

AOHA12LACL
AOHA14LACL
AOHA18LACL
AOHA24LACL

CONTENTS

SPECIFICATIONS . . . . . . . . . . . . . . . . . . . 1
OUTLINE AND DIMENSIONS . . . . . . . . . 2
REFRIGERANT SYSTEM DIAGRAM. . . 5

ERROR DISPLAY . . . . . . . . . . . . . . . . . . .

7

CIRCUIT DIAGRAM. . . . . . . . . . . . . . . . . . 6
PCB CIRCUIT DIAGRAM. . . . . . . . . . . . .

13

PARTS (INDOOR UNIT) . . . . . . . . . . . . .15
PARTS (OUTDOOR UNIT) . . . . . . . . . . 20
ACCESSORIES . . . . . . . . . . . . . . . . . . . . 23

Summary of Contents for AOHA12LACL

Page 1: ... AUHA12LAL AUHA14LAL AUHA18LAL AUHA24LAL AOHA12LACL AOHA14LACL AOHA18LACL AOHA24LACL CONTENTS SPECIFICATIONS 1 OUTLINE AND DIMENSIONS 2 REFRIGERANT SYSTEM DIAGRAM 5 ERROR DISPLAY 7 CIRCUIT DIAGRAM 6 PCB CIRCUIT DIAGRAM 13 PARTS INDOOR UNIT 15 PARTS OUTDOOR UNIT 20 ACCESSORIES 23 ...

Page 2: ...p m 578 x 790 x 300 mm 40 kg 44 kg REFRIGERANT R410A NOISE LEVEL High speed 37 dB 37 dB 10 0 INDOOR UNIT cool heat Med speed 34 dB 34 dB Low speed 30 dB 31 dB Quiet 27 dB 29 dB OUTDOOR UNIT cool heat 47 dB 48 dB 38 dB 43 dB 34 dB 38 dB 30 dB 34 dB 27 dB 30 dB 49 dB 49 dB Pipe Length 15 m 1 150 g FULL CHARGE COMPRESSOR COMPRESSOR WEIGHT with oil 20 m 1 250 g ADDITIONAL REFRIGERANT 20 g m 1 250 g DA...

Page 3: ...E AND DIMENSIONS Unit mm DECORATION PANEL 700 30 49 700 570 245 146 75 30 102 135 250 99 40 Liquid pipe Gas pipe 108 INDOOR UNIT TOP VIEW SIDE VIEW 530 Hanging bolt position Drain pipe 0 D 25 4 540 Hanging bolt position ...

Page 4: ...UTDOOR UNIT AOHA12LACL AOHA14LACL AOHA18LACL 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 3 2007 02 23 ...

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 AOHA24LACL Unit mm Air flow 4 2007 02 23 ...

Page 6: ...ng Refrigerant direction Heating Compressor thermistor Pipe thermistor Room thermistor Discharge pipe thermistor Heat exchanger thermistor Meddle Heat exchanger thermistor Out Outdoor thermistor Refrigerant pipe diameter AUHA12LAL AOHA12LACL Liquid 1 4 6 35 mm Gas 3 8 9 52 mm AUHA14LAL AOHA14LACL AUHA18LAL AOHA18LACL Liquid 1 4 6 35 mm Gas 1 2 12 70 mm AUHA24LAL AOHA24LACL Liquid 1 4 6 35 mm Gas 5...

Page 7: ...NTROL UNIT OPTION M DRAIN PUMP MOTOR F M FAN MOTOR M M STEP MOTOR STEP MOTOR FLOAT SWITCH PIPE THERMISTOR ROOM THERMISTOR INDICATOR PCB ASSY 3 2 1 1 2 3 CONTROLLER PCB ASSY MAIN PCB POWER SUPPLY PCB ASSY 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 YELLOW...

Page 8: ...15 4 CN15 5 CN15 6 CN3 B06B PASK 1 WHITE CN3 1 CN3 2 CN3 3 CN3 4 CN3 5 CN3 6 CN4 B08B PASK 1 WHITE CN4 1 CN4 2 CN4 3 CN4 4 CN4 5 CN4 6 CN4 7 CN4 8 CN1 B03B PASK 1 WHITE CN1 1 CN1 2 CN1 3 CN105 B5P6 VH B WHITE CN105 6 CN105 5 CN105 4 CN105 3 CN105 2 CN105 1 CN106 B2P3 VH B E BLUE CN106 1 CN106 2 CN103 B2B XH AM WHITE CN103 1 CN103 2 CN102 B3B XH AM WHITE CN102 1 CN102 2 CN102 3 CN104 B08B PASK 1 WH...

Page 9: ...00P 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 10W 13 5V R47 390 1 10W B Z 1 2...

Page 10: ... 5 3 2 10 12 L N K102 G5NB 1A 13 5V RC101 120 0 1 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 LF101B ELF17N01...

Page 11: ... SLR 325VC RED D202 SLR 325MC GREEN D203 SLR 325DC ORANGE CN201 S07B PASK 2 LF SN 6 7 5 4 3 2 1 2 1 4 3 VCC OUT GND 2 1 3 OPERATE TIMER FILTER CLEAN FILTER SIGN 5V REMOTE CONTROL SIGNAL GRAND MANUAL AUTO SWICTH TO CONTROLLER PCB ASSEMBLY MAIN PCB 2007 07 13 10 INDOOR UNIT INDICATOR PCB ASSEMBLY K06AG 0600HSE D0 ...

Page 12: ... 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 AC220 240V 50Hz W103 UL1015 AWG20 BLACK W100 UL1015 AWG...

Page 13: ...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 R132 2 2...

Page 14: ... 3 times 3 times 3 times 3 times 3 times 4 times 4 times 5 times 5 times 5 times 5 times 5 times 5 times 6 times 7 times 7 times 7 times 7 times 7 times 8 times 8 times TIMER lamp Green 8 times 2 times 3 times 4 times 6 times 2 times 3 times 4 times 8 times 2 times 4 times 2 times 3 times 5 times 6 times 7 times 8 times 2or3times 2 times 3 times 4 times 5 times 6 times 2or3times 4 times FILTER lam...

Page 15: ...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 0 1 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 16: ...lations 9375525019 2 Display Panel 9375529024 3 Receiver Window 9375547011 4 Intake Grille 9375531010 5 Long Life Filter 9375533014 7 Flap Total Assy 9377760012 8 Hook Bracket 9375546014 9375532017 9375530013 9 Grille Hook 10 Panel Cover without Insulations 11 Indicator PCB Assy 9707371017 12 Connector Cover 9375549015 Part number ...

Page 17: ...al assy Motor holder assy 16 2007 10 25 connector red connector white 17 19 20 21 Ref Description 17 Gear A 9375536015 19 Motor Holder 9375535018 20 Step Motor white connector 9900139070 21 Step Motor red connector 9900139087 Part number ...

Page 18: ... 36 Wire Cover 9375516017 37 Pipe Cover 9375515010 38 Hook R 9375504014 39 Hook L 9375505011 43 Drain Cap 9375502010 9375492014 9375494018 9375503017 9377765017 9375516017 9375515010 9375504014 9375505011 9375502010 71 Remote Control 9315885012 72 Remote Control Holder 9305642014 9315885012 9305642014 Ref Description AUHA12LAL AUHA14LAL AUHA18LAL AUHA24LAL Part number ...

Page 19: ...8 53 Drain Port 9375520014 55 Distributor Assy 9371325316 56 Coupling Pipe Assy 9373038412 9375480011 9372585054 9375508012 44 Pump Assy 9900360047 9900360047 45 Drain Pump Holder B 9375518011 9375518011 9602436019 9375552015 9375506018 9900361037 9375519018 9375520014 9371325316 9373038368 9375480011 9372585061 9375507015 9900360047 9375518011 9602436019 9375552015 9375506018 9900361037 937551901...

Page 20: ...5 66 Terminal 9703345012 Pipe Thermistor 9703297014 Room Thermistor 9703299223 9375512019 9375511012 9707393163 9707398021 9306489045 9703345012 9703297014 9703299223 Ref Description AUHA14LAL AUHA12LAL 9375512019 9375511012 9707393026 9707398021 9306489045 9703345012 9703297014 9703299223 9375512019 9375511012 9707393033 9707398021 9306489045 9703345012 9703297014 9703299223 AUHA24LAL AUHA18LAL P...

Page 21: ...n Ring 7 Grip 9 Protective Net 8 Emblem 9309230057 9314809040 2 Cover Switch Assy 9309237032 9308884015 9309236011 9308885012 9308880017 9315319012 9315211019 9309230057 9314809019 9309237032 9308884015 9309236028 9308885012 9308880017 9315033017 9315211019 Ref Description Part number AOHA12LACL AOHA14LACL AOHA18LACL AOHA24LACL ...

Page 22: ...047016 9311641018 9311382027 38 Heat Exchanger Thermistor 9900403010 313728262708 9300089012 9309909014 9304902003 9308872012 9312971015 9308869081 9315159014 9313064013 9900057039 9602133017 9313763039 9970033018 9900354015 9900148027 Outdoor Thermistor 9900210045 Ref Description Part number AOHA12 14 18LACL AOHA24LACL 40 Compressor Thermistor 9900156046 9900163013 9315310019 9315302014 990040301...

Page 23: ...012 28 Fuse Holder 0501456016 Ref Description Part number AOHA18LACL 9707427042 0600382018 9703874031 0600372163 0501454012 0501456016 AOHA14LACL 9707427035 0600382018 9703874031 Inverter Case Assy 43 9315690012 9707427028 0600382018 9703874031 0600372163 0501454012 0501456016 AOHA24LACL 9315690012 9315690012 9315690012 0600372163 0501454012 0501456016 AOHA12LACL ...

Page 24: ...r heat insulation Special nut A large flange Special nut B small flange Template Carton top For installing indoor unit For installing indoor unit For cealing openings cutting Also used as packing 4 4 1 For covering connector Q ty Name and Shape Application Connector cover Screw Screw For mounting decoration panel For mounting connector cover 23 2007 10 24 Remote control holder Remote control Batte...

Page 25: ...0709G3265 ...

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