INVERTER SPLIT TYPEAIR CONDITIONER (50Hz)DUCT TYPE

CONTENTS

SPECIFICATIONS . . . . . . . . .. . . . . . . . . . . 1DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . 3

CIRCUIT DIAGRAM. . . 5REFRIGERANT SYSTEM DIAGRAM

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

ERROR CONTENTS

. . . . . . 7INDOOR PCB CIRCUIT DIAGRAM. .10OUTDOOR PCB CIRCUIT DIAGRAM

. . . . . . . . . . . . . . . .12PARTS (INDOOR UNIT). . . . . . . . . . . . . .14PARTS (OUTDOOR UNIT). . . . . . . . . . . .17ACCESSORIES. . . . . . . . . . . . . . . . . . . . .20

Indoor unit Outdoor unitARHF12LALUARHF12LALUARHF14LALUARHF14LALUARHF18LALUARHF18LALU

AOHB12LACLAOHB12LALLAOHB14LACLAOHB14LALLAOHB18LACLAOHB18LALL

2008.08.01 1

SPECIFICATIONS

TYPE Inverter Cool & Heat

INDOOR UNIT ARHF12LALU

OUTDOOR UNIT AOHB12LA_L

COOLING CAPACITY 3.50 kW

HEATING CAPACITY 4.10 kW

POWER SOURCE 230 V

FREQUENCY 50 Hz

RUNNING CURRENTCooling 4.9 A

Heating 5.1 A

INPUT WATTSCooling 1.11 kW

Heating 1.17 kW

E.E.R.Cooling 3.15 kW/kW

Heating 3.50 kW/kW

STARTING CURRENT 4.9 A

MOISTURE REMOVAL 1.3 L/hr

MFH-24RVL

880 r.p.m.

780 r.p.m.

720 r.p.m.

620 r.p.m.

700 r.p.m.

MFE-18ROM

Discrimination

Discrimination

High

FAN SPEED

INDOOR UNIT Med

Low

OUTDOOR UNIT

Heating

770 r.p.m.Cooling

ELECTRICAL DATA

Note : The above list shows values at the external static pressureof 0Pa, setting the fan speed high notch. (indoor unit)

Note : The above list shows values at the external static pressureof 0Pa, setting the fan speed high notch. (indoor unit)

AIR FLOW

INDOOR UNIT

720 m3/h

OUTDOOR UNIT1,780 m3/h

High

Med 630 m3/h

Low

Quiet

560 m3/h

480 m3/h

Cooling

Heating 1,630 m3/h

Inverter Cool & Heat

ARHF18LALU

AOHB18LA_L

5.20 kW

6.00 kW

230 V

50 Hz

7.4 A

7.7 A

1.70 kW

1.75 kW

3.06 kW/kW

3.43 kW/kW

7.7 A

2.0 L/hr

MFH-24RVL

1,040 r.p.m.

950 r.p.m.

840 r.p.m.

740 r.p.m.

820 r.p.m.

MFE-18ROM

860 r.p.m.

820 m3/h

2,000 m3/h

720 m3/h

610 m3/h

550 m3/h

1,910 m3/h

Inverter Cool & Heat

ARHF14LALU

AOHB14LA_L

4.30 kW

5.00 kW

230 V

50 Hz

6.2 A

6.2 A

1.41 kW

1.42 kW

3.05 kW/kW

3.52 kW/kW

5.9 A

MAXIMUM CURRENT 10.0 A 12.5 A12.5 A

1.5 L/hr

MFH-24RVL

1,040 r.p.m.

950 r.p.m.

840 r.p.m.

740 r.p.m.

750 r.p.m.

MFE-18ROM

820 r.p.m.

870 m3/h

1,910 m3/h

770 m3/h

670 m3/h

580 m3/h

1,740 m3/h

Note : The above list shows values at the external static pressureof 0Pa, setting the fan speed high notch. (indoor unit)

Quiet

When you dismantle indoor units which are installed,take care not to make parts fall down, especially motors.

2008.08.01 2

INDOOR UNIT ARHF12LALU

OUTDOOR UNIT AOHB12LA_L

COMPRESSOR TYPE Hermetic type, 4 poles, DC motor, Twin Rotary

DISCRIMINATION

WEIGHT (with oil)

DA130AIF-25NA

9.6 kg

STANDARD REFRIGERANT

REFRIGERANT TYPE R410A R410A R410A

1,150 g

DIMENSIONS Indoor unit

H x W x D Outdoor unit

WEIGHT Indoor unit

Gross / Net Outdoor unit

COMPRESSOR AND REFRIGERANT

MEASUREMENT

Pipe Length 15 m 1,150 g

FULL CHARGE 20 m 1,250 g

25 m 1,350 g

MAXIMUM PIPE HEIGHT 15 m

ADDITIONAL CHARGE 20 g/m

NOISE LEVELHigh speed 32 dB

INDOOR UNITMed speed 30 dB

Low speed

Quiet

Cooling

Heating

28 dB

26 dB

47 dB

48 dB

ARHF14LALU

AOHB14LA_L

1,250 g

217 x 953 x 595 mm

578 x 790 x 300 mm

27 kg / 23 kg

44 kg / 40 kg

1,250 g

1,350 g

1,450 g

15 m

20 g/m

33 dB

31 dB

29 dB

27 dB

49 dB

49 dB

ARHF18LALU

AOHB18LA_L

1,250 g

1,250 g

1,350 g

1,450 g

15 m

20 g/m

33 dB

31 dB

29 dB

27 dB

50 dB

50 dBOUTDOOR UNIT

Note : Static pressure : 0PaDuct length : Inlet 1m, Outlet 2m (indoor unit)

When you dismantle indoor units which are installed,take care not to make parts fall down, especially motors.

DIMENSIONS

Unit : mmINDOOR UNIT

Drain pipe diameterInside : 21.5 mmOutside : 26.0 mm

886

850

953

920600

390

150

217

605

57520

2007.11.08 3

OUTDOOR UNITUnit : mm

Top view

Front view

Side view

Bottom viewDrain pipemounting place( 20)

189

177

347

540

30066790

121

578

320

10

184

4- 10mm hole

Air flow

2007.11.08 4

REFRIGERANT SYSTEM DIAGRAM

OUTDOOR UNIT INDOOR UNIT

2008.08.01 5

StrainerStrainer

4-Wayvalve

2-Wayvalve

3-Wayvalve

Muffler

Muffler

Expansionvalve

Compressor

Accumulator

Heat exchangerHeat exchanger

Cool<Refrigerant direction>

Heat

: THERMISTOR (COMPRESSOR) : THERMISTOR (PIPE): THERMISTOR (ROOM): THERMISTOR (DISCHARGE)

: THERMISTOR (HEAT EXCHANGER MED): THERMISTOR (HEAT EXCHANGER OUT): THERMISTOR (OUTDOOR AIR)

<Refrigerant pipe diameter>

ARHF12LALU / AOHB12LA_L Liquid : 1/4" (6.35 mm) Gas : 3/8" (9.52 mm)

ARHF14LALU / AOHB14LA_LARHF18LALU / AOHB18LA_L Liquid : 1/4" (6.35 mm) Gas : 1/2" (12.70 mm)

BLACK

RED

WHITEYELLOWBLUE

REDWHITEBLACK

REDBROWNBLUEORANGEYELLOWWHITE

BLACK

BLACK

BLACK

BLACK

BLACK

BLACKBLACK

WHITE

WHITE

RED

BROWNBROWN

BROWNBROWN

BLACKBLACK

WHITERED

YE

LLO

W

YE

LLO

W

GR

EE

NBLA

CK

BLA

CK

BLA

CK

123456

123456

123456

123456

123

123

123

123

12

12

12

12

1234

1234

1212

123

123

RED

WHITE

BLACK

CN71

CN73

CN72

CN70

W4

W2

W1

W3

W11W10

CN40

CN801

W7W8W9

CN30 4-WAY VALVE4WV

PMV

F M

S (S)C (T)

R (R)

FAN MOTOR

EXPANSION VALVE

COMPRESSORC M

REACTOR

THERMISTOR ( PIPE TEMPE. )

THERMISTOR ( DISCHARGE PIPE TEMP. )

THERMISTOR ( COMPRESSOR TEMP. )

THERMISTOR ( PIPE - MID. TEMP. )

THERMISTOR ( OUTDOOR TEMP. )

FUSE 250V 5A

TERMINAL

POWER SOURCE

2( N )

1 3 L N

FUSE 250V 20A

CONTROLLER PCB ASSY

2008.06.27 6

INDOOR UNIT OUTDOOR UNIT

CIRCUIT DIAGRAM

GRAYGRAY

BLACKBLACK

WHITEBLACK

RED

WHITEBLACK

RED

GR

AYG

RAY

GR

AYG

RAY

GR

AYG

RAY

GR

AYG

RAY

GR

AYG

RAY

GR

AY

GR

EE

N

GR

EE

NGR

EE

N/ Y

ELL

OW

YELLOWBROWN

WHITEBLACK

RED

1234567

123456

123

123

12

12

123456

123456

1234567

1234567

8 8

12345

12345

123

12

1 2 3 4 5 6 7 81 2 3 4 5 6 7 8

1 2 3 4 5 6 7 81 2 3 4 5 6 7 8

1 2 31 2 3

1 2 3 1 2

1 2 31 2 3

1 2 1 21 2 1 2 1 2

CN12

CN11

CN9

CN10CN4 CN1

CN6

CN14

CN13

CN3

CN5 CN7 CN8

CN104 CN101

CN102 CN103

CN105

CN106

E101 E102

W105W102W101

TERMINAL

TERMINAL

TO REMOTE CONTROL UNIT

FAN MOTOR

F M

TERMISTOR ( PIPE TEMP. )

TERMISTOR ( ROOM TEMP. )

1 2 3

1 2 3

POWER SUPPLYPCB ASSEMBLY

CONTROLLERPCB ASSEMBLY

( MAIN PCB )

E102

E101

UL1015 AWG22 RED

UL1015 AWG22 BLACKUL1015 AWG22 WHITEUL1015 AWG22 YELLOWUL1015 AWG22 BROWN

UL1015 AWG16GREEN

UL1015 AWG16GREEN

UL1

015

AW

G20

BLA

CK

UL1

015

AW

G20

WH

ITE

UL1

015

AW

G20

RE

D

UL1430 AWG26 GRAYUL1430 AWG26 GRAYUL1430 AWG26 GRAY

UL1430 AWG26 GRAYUL1430 AWG26 GRAYUL1430 AWG26 GRAYUL1430 AWG26 GRAYUL1430 AWG26 GRAYUL1430 AWG26 GRAY

UL1430 AWG26 GRAYUL1430 AWG26 GRAY

UL1

430

AW

G22

WH

ITE

UL1

430

AW

G22

BLA

CK

UL1

430

AW

G22

RE

D

BLACKBLACK

GRAYGRAY

CN2-1CN2-2CN2-3CN2-4CN2-5

CN3-1CN3-2CN3-3CN3-4CN3-5CN3-6

CN4-1CN4-2CN4-3CN4-4CN4-5CN4-6CN4-7CN4-8

CN1-1CN1-2CN1-3

CN102-1CN102-2CN102-3

CN103-1CN103-2

CN106-1CN106-2

CN105-6CN105-5CN105-4CN105-3CN105-2CN105-1

CN104-1CN104-2CN104-3CN104-4CN104-5CN104-6CN104-7CN104-8

CN101-1CN101-2CN101-3

CN11-1CN11-2CN11-3CN11-4CN11-5

CN12-1CN12-2CN12-3CN12-4CN12-5

CN9-1CN9-2CN9-3

CN14-1CN14-2CN14-3

CN13-1CN13-2CN13-3CN13-4CN13-5CN13-6

CN5-1CN5-2

CN13-7

CN7-1CN7-2

CN8-1CN8-2

CN6-1CN6-2

CN10-1CN10-2

THERMISTOR( ROOM TEMP. )

THERMISTOR( PIPE MID. TEMP. )

REMOTE CONTROL UNIT

TERMINAL BOARD 3 2 1

EARTH WIRE

W105W102W101

3

2(N)

1TERMINAL BOARD

OUTDOOR UNIT

F M

DC FAN MOTOR

E I B I N

E I B OUT

DRAIN PUMP

FLOAT SWITCH

HEATER

FRESH AIR

DC SUPPLY

POWER DRIVE

EMI FILTERZCAT1518-07302 T

CN1B03B-PASK-1WHITE

CN4B08B-PASK-1WHITE

CN3B06B-PASK-1WHITE

CN2B5P-SHF-1AAWHITE

CN106B2P3-VH-B-EBLUE

CN103B2B-XH-AMWHITE

CN105B5P6-VH-BWHITE

CN102B3B-XH-AMWHITE

CN104B08B-PASK-1

WHITE

CN101B03B-PASK-1

WHITE

CN13B07B-PASK-1

WHITE

CN14B03B-XAKK-1

BLACK

CN6B02B-PAMK-1

GREEN

CN10B02B-PAOK-1

ORANGE

CN11B05B-XASK-1

WHITE

CN12B05B-XARK-1-A

RED

CN9B03B-XARK-1-A

RED

CN8B02B-XASK-1-A

WHITE

CN7B02B-XAYK-1-A

YELLOW

CN5B02B-XAKK-1-A

BLACK

CONTROLLER PCB ASSEMBLY( MAIN PCB )

ARHF12LALU : K06AK-070CHSE-C1ARHF14LALU : K06AK-070DHSE-C1ARHF18LALU : K06AK-070EHSE-C1

POWER SUPPLY PCB ASSEMBLYK06AL-0602HSE-P0

2008.08.01 7

CONTROL UNITARHF12LALU : EZ-0070SHSEARHF14LALU : EZ-0070THSEARHF18LALU : EZ-0070WHSE

INDOOR PCB CIRCUIT DIAGRAM

EMI FILTERZCAT1518-07301 T

12345678

CN15-1CN15-2CN15-3CN15-4CN15-5CN15-6

CN15B06B-XASK-1-AWHITE

FLASH

SP PCB

TEST

LOUVER ( RIGHT / LEFT )

LOUVER ( UP / DOWN )

I C1uPD78F0535

343936434445463332313029282726181920212223111213143837414025

942 52

515049484756555453

87654321

6463626160595857171615241035AVDD

AVREFVDD0VDD1

I CRSTP00 P34P01 P35P02P03P10P11P12P13P14P15P16P17P20P21P22P23P24P25P30P31P32P33XT1XT2X1X2

P36P40P41P42P43P44P45P46P47P50P51P52P53P54P55P56P57P64P65P66P67P70P71P72P73P74P75

AGNDGND0GND1

JM60R0

JM50R0

R56100K

<1/10W>

5V

C270.1

<F>

C380.1 <F>

I C7S80842

NC21

34

VDDOUT GND

NC5V

R41 1.0K<1/10W>

R4310K

<1/10W>5V

R4410K

<1/10W>

C260.01<F>

C2510/

50V

+

R5210K<1/10W> INDICATOR

CN13B07B-PASK-1

FLASHCN15B06B-XASK-1-A

5V

5V

R49 - R5110K <1/10W> x 3

PIPE TEMP. TH. ( MID )CN5B02B-XAKK-1-A

PIPE TEMP. TH. ( ENT )CN7B02B-XAYK-1-A

ROOM TEMP. TH.CN8B02B-XASK-1-A

5V

R5910K<1/10W>

R6049.9K<1/10W>

R6149.9K<1/10W>

C290.1<F>

C300.1<F>

C340.1<F>

R571.0K

<1/10W>

R581.0K

<1/10W>

R621.0K

<1/10W>

5V

FLOAT SWITCHCN9B03B-XARK-1-A

R461.0K

<1/10W>

C310.01<F>

R4510K

<1/10W>

C8 - C100.1 <F> x 3

R4 - R61.0K <1/10W> x 3

R1 - R310K <1/10W> x 3

5V

JM1

JM2

JM3

5V

C280.1<F>

C330.1<F>

C32100/6.3V

+

CUSTOM CODE

CUSTOM CODE

HEATING FAN DELAY

12V

+C210/50V

C30.01<F>

5V

D41SS355

I C8NJM7812

D11SS355

I C2NJM7805

13.5V

5V C110/

50V

+

I OG

I OG

1 3

2

2

31

R19R20

R22R21

1.0K <1/10W> x 4

R15 - R1810K <1/10W> x 4

5V

5V

C4 - C70.01 <F> x 4

Q3DTC124EKA

R7010K

<1/10W>

1

2

3

C370.1<F>

1000P <R> x 3

C35 C12 C11R67 1.0K<1/10W>

5V

1.0K <1/10W> X 3R63R64

R65

10K <1/10W> x 3

R66R32R23R24

13.5V

R2610K

<1/10W>R251.0K

<1/10W>

5V

C141000P<R>

C160.01<F>

R29390

<1/10W>

R2810K

<1/10W>

3

2

1

Q1DTC124EKA

C150.01<F>

5V

5V

C170.01<F>

C180.01<B>R27

330<1/10W>

R3110K

<1/10W>

R341.0K

<1/10W>

R3010K

<1/10W>

R3310K

<1/10W>

Q2DTC124EKA

BZ1PKM13EPYH-4000-A0

R360R0

R351.0K

<1/10W>

13.5V

R47390

<1/10W>

B Z1

2

3

1234567

8

916151413121110

1234567

IIIIIII

SKO1O2O3O4O5O6O7

GND

I C4uLN2003ADR

13.5V

13.5V

13.5V

C360.47<F>

5V

X15.00MHz<CSTS>

3

12

13.5V I C3uLN2003ADR

SW1CFS-0402MC

R11 - R1410K <1/10W> x 4

R7 - R101.0K <1/10W> x 4

C19 - C220.1 <F> x 4

5V

C130.1<F>R37

10K<1/10W>

R4010K

<1/10W>

I C5BR93L56RF-WE2

1236

8475

CSSKD INC

VCCDONC

GND

8765

4321

9161514131211108

1234567

SKO1O2O3O4O5O6O7GND

I 1I 2I 3I 4I 5I 6I 7

5V

R5510K<1/10W>

12V

12VD3D1FS4A

12V

R4810K

<1/10W>

R5328K<1/10W>

R5415.4K<1/10W>

I C6-1BA10393F

I C6-2BA10393F

-

-+

+1

7

32

56

D2DAN217U

3

1 2

C230.01<F> C24

1000P<R>

R4247

<1/10W>

CN14B03B-XAKK-1-AREMOTE CONTROL UNIT

CN11B05B-XASK-1-ALOUVER ( UP / DOWN )

CN12B05B-XARK-1-ALOUVER ( RHIGT / LEFT )

CN10B02B-PAOK-1

HEATER

CN6B02B-PAMK-1

FRESH AIR

CN4B08B-PASK-1

POWER DRIVE

CN3B06B-PASK-1

SP PCB

CN2B5P-SHF-1AA

TEST

CN1B03B-PASK-1

DC SUPLLY

1

2

3

4

5

6

1

2

3

4

5

1

2

3

1

2

3

4

5

6

7

8

1

2

1

2

1

2

3

4

5

1

2

3

4

5

1

2

3

1

2

3

4

5

6

7

1

2

3

4

5

6

1

2

1

2

1

2

1

2

3

2008.08.01 8

INDOOR UNITCONTROLLER PCB ASSEMBLY ( MAIN PCB )ARHF12LALU : K06AK-070CHSE-C1ARHF14LALU : K06AK-070DHSE-C1ARHF18LALU : K06AK-070EHSE-C1

13.5V

F101FSL 250 3.15

<EM>

FH101

FH102

VA101470V

<TNR>

W101BLACK

W102WHITE

VA102470V

<TNR>SA101

RA-362M

E101GREEN

I C26-10

N

LI C26-14

5V 15V

I C104TLP621<GB>

R1161.0K

<1/4W>1

2

4

3

CN104B08B-PASK-1

POWER DRIVE

SERIAL I N

SERIAL I NT

SERIAL ON

DRAIN PUMPDC FAN-OUT

DC FAN-FEEDBACK

EX. SIGNAL-OUT

EX. SIGNAL-I N

1

2

34

5

6

7

8

4

3 2

1

I C103TLP621<GB>C117

100/25V

+

AA

R117820

<1/4W>

R1144.7K<1/10W>

R1156.8K

<1/4W>

15V

65

4

3

2

1

340V

A

15VCN105B5P6-VH-B

DC FAN MOTOR

W105RED

SERIAL

I C 1 0 5H I 2 0 0 2 R 2

L N

5V5 4 3 2 1101418

15V

340V

C1084700P

<ECQP>R104330K<2W> D102

1SR139-600

R10362K

<RS-2W>D108

D2FL20UT101

ZFT22B03-C

R11110K<1/10W>

+C1131000/

25V

C1140.01<KH>C1150.01<KH>

876532

10

12

L

N

K102G5NB-1A 13.5V

RC101120/0.2

CN106B2P3-VH-B-E

DRAIN PUMP

2

1

IC26-10

IC26-141

3

4

2

2

1

3

2

1

C1160.01<B>

5V

R112330<1/10W>

L102BLm18

<AG601>

I C101TLP621<GB>

L103BLm18

<AG601>

4

3

1

2

4

2 3

1

K101G5NB-1A 13.5V

R113330

<1/10W>

CN103B2B-XH-AM

CN102B3B-XH-AM

IC26-14 IC26-10

8 7 6 5 4 3 2 1

13.5V

C1200.1<F>C121

0.1<F>

5V

DC SUPPLY

CN101B03B-PASK-1

1

2

3

4 3

1 2

LF101ELF17N015A

L101REP28-15

15mH, 1.1A1

3

4

2

D101D3SB60

C1180.01<KH>

E102GREEN

C107100/

450V+

C109220P/2.0kV

<ECKE>

R10575

<RS-2W>

R1061.5

<RS-2W>

Q1022SC1815

Q1012SC5354

R107100

<1/10W>

3

3

2

2

1

1

AD107RD16M<B1>

C112330/25V

+

R11010K

<1/10W>

D106D1FL20U

C110 0.047 <ECQB>

D103D1FL20UD104MTZJ5.1B

R109330

<1/4W>

C111100/25V+

D105D1FL20U

R108100<1/2W>C104

0.47<R46>

C1050.01<YE>

C1060.01<YE>

PFC5000-0702Fx 2

2008.04.14 9

INDOOR UNITPOWER SUPPLY PCB ASSEMBLYK06AL-0602HSE-P0

EARTH

BLACK

BLACK

BROWN

BROWN

BROWN

BROWN

BLACK

BLACK

BLACK

BLACK

RED

BROWN

BLUE

ORANGE

YELLOW

WHITE

BROWN

YELLOW

WHITE

BLACK

RED

BLACK

BLACK

UL3271 AWG16 x 3

BLACK

WHITE

RED

BLACK

WHITE

RED

UL1015AWG16GREEN

UL1015AWG20RED

UL1015AWG14WHITE

UL1015AWG14BLACK

CN71B04B-PASK-1WHITE

CN70B03B-PASK-1WHITE

CN73B02B-XAMK-1-AGREEN

CN72B2B-XH-AMWHITE

REACTOREMI FILTER

COMPRESSOR

C M

4-WAY VALVE

DC FAN MOTOR

EXPANSION VALVE

F M

M

THERMISTOR ( DISCHARGE TEMP. )

THERMISTOR ( PIPE TEMP. )

THERMISTOR ( OUTDOOR TEMP. )

THERMISTOR ( COMPRESSOR TEMP. )

THERMISTOR ( PIPE MID. TEMP. )

1

2

3

4

1

2

3

1

2

1

2

1

2

3

1

2

3

45

6

1

2

3

45

6

CN30B2P3-VH-B-C

BLACK

CN801B5P6-VH-B-L

WHITE

CN40B6B-XARK-1-A

RED

B W7

B W8

B W9W

V

U

W6 W5

UL1015AWG14ORANGE

UL3271AWG14RED

UL3271AWG14WHITE

BW10

BW11

BW1

BW2

BW4

BW3

EMI FILTER BATFC-25-15-12

1 TURN

EMI FILTER AATFC-25-15-12

2 TURN

F20120A - 250V

TERMINAL BOARD

F2025A - 250V

W103UL1015 AWG20BLACK

W100UL1015 AWG20WHITE

W102UL1015 AWG20 BLACK

W101UL1015AWG14 BLACK

1

2

3

4

5

L

N

SERIAL

TO INDOOR UNIT

POWER SOURCE230V50Hz

CONTROLLER PCB ASSEMBLYAOHB12LA_L : K06AX-0708HUE-C1AOHB14LA_L : K06AX-0709HUE-C1AOHB18LA_L : K06AX-0706HUE-C1

2008.06.26

INVERTER ASSEMBLYAOHB12LA_L : EZ-007HHUEAOHB14LA_L : EZ-007KHUEAOHB18LA_L : EZ-007FHUE

OUTDOOR PCB CIRCUIT DIAGRAM

10

1716

2353

59586021344727282930313233574142434410987564

2223

1 3

2

49241348191

6162636420181514555453525150464512393837364026251156P63

P62P46P12P50P37P36P40MD2P11P26P02P03P04P05P06P07P10CP20P21P22P23P57P56P55P54P52P53P51X0X1

VCCAVCC

P00P01P17P13P14P15P16AVRP24P25P30P31P32P33P34P35P60P61

MD0MD1P44P43P42P41P45

RSTXP27

AGNDGNDGND

X5008.00MHz<CSTLS>

C5000.1<F>

C5020.1<F>

+

C50110/25V

C5030.1<F>

C5610.01<F>

R5611.0K

R560100K

I C560S80842

5V

21

34

VDDOUT

NCGND

CS1236

8475

SKD INC

VCCDONC

GND

1234 5

78M

SSC D

SS

1098765

4321

765+

-

5V

R8327K

<1/10W>

R811.0K

<1/10W>C300100P<CH>

Q300DTC114EUA

15V DCV-F

D62D1FL20U

D61D1FL20U

D60D1FL20U

+12V

C64330/25V

15V

5VD63

1SS355

D641SS355

C69100/25V

+

I OG

1

2

3

+ C68100/25V

C670.1<F>

+ R6110K

C65470/25V

+C66100/25V

I C60BA17805

-12V

I C50TOP243PN

D53UF4005

R570R0

T60RPZ-1F

C522200P

<E>

R56150K

<2W>

R52470K

<1/8W>1%

R53510K

<1/8W>1%

R54510K

<1/8W>1%

R55510K

<1/8W>1%

D521SS355

JM101

JM103JM102

JM100 TEST

5V

RESET

R5147

C5047/

35V

C511.0<B>

+

5V

C5700.1<F>

L50BLm21

<AG601>

L51BLm21

<AG601>

R57010K

I C570M93C46

R93, R92, R91, R9010K x 4

C86470P<B>

C840.1<F>

C87330P<B>

15V D304DAN217U

D303DAN217U

+

R3118.66K1%

R3095.76K1%R3101431%

C3301000P<B>

I C302-2BA2903F

C8510/25V

5V

15V

-12V

R50310KSERVICE

JM500

R5021.0K

R50010K

I C500MB90462

12V

12V

I C80uLN2003

1C

7C6C5C4C3C2C

1B

COM910111213141516 1

2345678

2B3B4B5B6B7B8BE

13125

GND1

972

5V

15V

I C10-2BA2903F

-+

65

7

32

+ 1-

C110.1<F>

12V I C40TD62064

POWER SOURCEAC230V50Hz

5V

R307, R308195K<RN-1/2W>x 2

15V

C2142200P<B>

-12V

C3060.1<F>

C3050.1

<F>

DCV

R2101.0K R211

R212

R213

R214

R215

R216

R217

0.15<1W>

1%x 7

I C200FSBB20CH60

U V W

C2130.022<F>

R330

R332 4.7K 1% x 2

W V U

I C300-1BA4560

R33147K1%

I C300-2BA4560

-

-

+

+

756

123

R329 47K 1%

5V 5V

R3281.0K

C3111000P<B>

D302 RB751V

R30

5

R30

3

R30

1R

302

R30

4

R30

6

195K

<R

N-1

/2W

>1%

x 6

D501SS355

D51UDZS8.2B

5V

R33910K

R33410K1%

R337100K1%

I C302-1BA2903F

C3390.01<F>

-+

1 23

R335 R336 R33310K 1% x 3

R3383.3K1%

R32722K

C3200.15

<ECQB>

D301DAN217U

5VR2201.0K

C2191000P<B>

R2191.0K

5V

5V

5V

C1070.1

<F>

C1082.2/50V

+

R1106.8K

R16710K

D106DAN217U

15V

C1120.1<F>R165

22K

C1100.1

<F>

I C102-3BA2901FI C102-1

BA2901F

-+ -

+54

2 14 89

-+10

1113-

+ 167

I C102-2BA2901F

I C102-4BA2901F

5V

5V-2

R11210K1%

R11522K1%

R1714.7K

C1060.1<F>

5V-2

R1134.7K

1%

C1411000P<B>

R1014.7K

C1360.01<F>

R11415K1%

R11110K

C1092.2/50V

+

C206 - C208, C215 - C2172200P <B> x 6

R204 - R209390 <1/10W> x 6

R2184.7K

<1/10W>

DCV15V-2

+C10410/25V

R105, R106195K<RN-1/2W>1%

R1073.83K1%

5V

D113DAN217U

D112DAN217U

5V

C1340.1<F>

+

R16922K

R16822K

C1280.1<F>

C1272.2/50V

+C1250.1

<F>

+C1262.2/50V

R16422K

C1150.1<F>

I C101TC 74HC00AF

1234567

141312111098

1234567

1413121110

98

R1244.7K

R11615K1%

R11722K1%

C1114700P<B>

R11910K1%

R11810K1%

D107RB751V

C1050.1<F>

I C100TA8316

15V123456789

1011121314151617181920

21

22

23

24

25

26

27

VCCCOMI N

I NI N

VFOCFODCSCI NVCCVBVSI NVCCVBVSI NVCCVBVS

NU

NV

NW

U

V

W

P

COMPCOMP

ACV / 7P

CP-POS / 47P

U / 50P

V / 52P

W / 54P

X / 51P

Y / 53P

Z / 55P

IPM-TRIP / 33P

IPM-CR / 9P

DCV / 8P

CT / 3P

TEST / 59PMD2 / 63PMD1 / 64PMD0 / 1P

E2CS / 41PE2SK / 40PE2DI / 39P

2

1

3

3

2 1

3

1 2

3

1 2

1312 14

32

165

7+-

+-

+-+

-10

98

3

2 1

3

2 1

+-

+-

65

7

32

1

1

2

3 1

2

3

+-

32

1

+-

56

7+-

56

7

3

2 1

+-2

31

1

3

23

1

2

3

2 1

3 4

1 2

164

36

111418

1015

O1O2O3O4

GND2

GND4GND3

I 1I 2I 3I 4

COM1COM2

NC1

NC2

I C104-2BA2902F

I C104-1BA2902F

I C104-4BA2902F

R13510K1%

D109RB751V

D108RB751V

R138 10K 1%

R14110K1%

R137, R136 10K 1% x 2

I C105-2BA2903F

I C105-1BA2903F

R13410K1%

R13310K1%

C1160.1<F>

C1332.2/50V

C1322.2/50V

+C1310.1

<F>

W7 W8 W9

15VL300ELC0607RA

C20

9

0.1

<F>

C21

0

0.1

<F>

C21

1

0.1

<F>

C21

2

0.1

<F>

C22

1

0.1

<F>

C22

2

1.0

<F>

C22

0

47

/ 35V

+

D20

3

HZ2

4BP

-TK

-E

+

R20039

<1/2W>

D200 - D202U1JU44 x 3

DCV

R20

3 3

30K

C20

5 0

.1 <

F>C

204

47

/ 35V

R20

2 3

30K

C20

3 0

.1 <

F>C

202

47

/ 35V

R20

1 3

30K

C20

1 0

.1 <

F>C

200

47

/ 35V

+ +

DCV-F

F100GDT 250 1515A - 250V

FH2

FH1

F4FSL 250 3.15<EM >

3.15A - 250V

R104220K<2W>

C100 - C102LLQ2W661KEUBGC

660uF / 450V x 3

+ + +

5V

C1030.1<HCP>

R10247K

D1021NH42

R103100

<1/2W>

Q100GT30J122

L130ELC0607RA

1

3

2

1 26

4

573

GATINS ID INC

VCCSO

GND

5V-2

C1400.1<F>

+C1392.2/50V

R121100K1%

15V

I C103-2BA4560

C119, C1200.1 <F>x 2

-12V

I C103-1BA4560

R126100K1%

C1171.0<B>

5V

C200.1<F>

15V

5V 5V

+

R1322.2K

R154120K

R13110

<1/10W>

R1302201%

Q102DTC143EUA

Q103DTC143EUA

R16310K1%

R16268K1%R160

68K1%

C1300.1

<F>

R1594.7K

C1291000P

<B>

R1611.5K

1%

R14339K1%

15V

-12V

R14010K1%

R14422K1%

R14522K1%

I C104-3BA2902F

R14639K1%

C1242200P<B>

R1524.7K1%

C1232200P<B>

R1494.7K

1%

D110DAN217U

D111DAN217U

TAUX / 25P

E2SK / 40PZXH / 36PZXL / 37P

E2DI / 39P

EPV1 / 45PPFC-TRIP / 46P

U / 50PX / 51PV / 52PY / 53P

W / 54PZ / 55P

PFCEN / 14P

TMODE / 18P

MD1 / 64PMD2 / 63PTCK / 62P

TRXD / 61PMDO / 1P

/ TRES / 19PS I / 48P

R12

0 4

.7K

1%

R12

5 4

.7K

L100 BL02Rn1

PFC-TRIP / 46PPFCEN / 14PPFCSW / 35P

5V-2

D115DAN217U

D114DAN217U

C1132700P<B>

C1420.1

<F>3 3

1 12 2

I C3-1BA4560

R16

6 3

.9K

R15

8 3

.9K

R122

R1234.7K

1% x 2

R129100K1%

I C3-2BA4560

R1421.2K1%

15V

-12V

D105DAN217U

PR / I C80-5

ZXH / 36P

R10

9 2

2<1

/4W

>

R10

8 4

7<1

/4W

> IPM-G

IPM-G

IPM-G

IPM-G

3 3

2 21 1

POW-GND

POW-GND

LED / 30PSO / 32P

V4-AC / 27PV4-DC / 29P

PR / 31PACFAN / 28P

CTDW / 34PC140.1<F>

R1810K

C130.1<F>

R191.0K

12V

I C10-1BA2903FC12

0.1<F>

R40 - R431.5K <1/10W> x 4

TH / 10P

EPV3 / 44PEPV4 / 43PEPV2 / 42PEPV1 / 45P

C400.1<F>

C100.1<F>

TE / 5P

TD / 4P

TA / 6P

R802.2K

D80SLR-332VR

<RED>

SO / I C80-2PV4-AC / I C80-3V4-DC / I C80-4PR / I C80-5ACFAN / I C80-6

FAN IN / 17P

FAN PWM / 2PPFCSW / 35PCT / 3PTEST / 59PPFC / 58PTTXD / 60PTAUX3 / 21PCTDW / 34PCP-POS / 47PV4-AC / 27PACFAN / 28PV4-DC / 29P

PR / 31PSO / 32PIPM-TRIP / 33P

LED / 30P

E2CS / 41PEPV2 / 42PEPV4 / 43PEPV3 / 44PTH / 10PIPM-CR / 9PDCV / 8PACV / 7P

TE / 5PTA / 6P

TD / 4P

R13910K1%

PFCEN / 14P

ZXL / 37P

S I / 48P

FAN PWM / 2P

FAN IN / 17PC8010.01<F>

R8041.0K

5V

D600DAN217U

Q800DTC143EUA

15V Q801DTA143EUA

5V+

R8011.0K

<1/4W>

POW-GND

R802560<1/4W>

C800100/25V

R803 10K<1/10W>

R1310K

R1110K

R7510K

R7610K

R7710K

C720.1<F>

C710.1 <F>

C730.1<F>

5VR142.2K

1%

R1622K1%

R1722K1%

C750.1

<F>

R7213K1%

R714.75K 1%

R7338.3K

1%

L70 BL02Rn1

R1213K1%

R10 4.75K1%

5V

L40123

45

6

12

12

123

45

6

123

4

123

12 3=

8 7 1234565V

101418

W4

W3

5 4 3 2 1

H Y I C 1G K - 3 0 4 3 4 E

JM32

JM31 JM3012V

K30FTR-F3

SO / I C80-2P

V4-AC / I C80-3P

CR30RE12010.1/120

POW-GND15V

C8020.1<F>

L800BL02Rn1

SA1RA-302M

W2

W1

VA1470V

<TNR>

VA2470V

<TNR>

C11.0

<LE>

1 2

4 3

L1RCH4716

C40.01

<KH>C63.3

<LE>

D100LL25XB60

D101LL25XB60

+

+

-

-

W11RED

W10WHITE

W5ORANGE

W6ORANGE

2

3

1

4

2

3

1

4

3

2 1

4

R1ZPR0RCH400

K1 DW12D1

12V

SERIALRED

EARTHGREEN

LBLACK

NWHITE

CN30B2P3-VH-B-C

4-WAY VALVE

CN801B5P6-VH-B-L

WHITE

FAN MOTOR

CN40B06B-XARK-1-A

RED

EXPANSION VALVE

COMPRESSOR THERMISTOR

CN73B02B-XAMK-1-A

GREEN

CN72B2B-XH-AM

PIPE ( MID ) THERMISTOR

PIPE THERMISTOR

CN71B04B-PASK-1

DISCHARGE THERMISTOR

CN70B03B-PASK-1

OUTDOOR THERMISTOR

U V W

R400 - R4070.2 <1W> 1% x 8

R153120K 1%

10K 1% x 2

R127

R128

100K1%x 2

R156

R155C1370.1<F>

R22 1.0K<1/10W>

C210.047<B>

R20 1.0K <1/10W>

R2110K<1/10W>

R2327K

<1/10W>

5VPFC / 58P

R1574.7K

C1382.2/50V

195K

<R

N-1

/2W

> 1%

x 4

R14

8R

147

R15

0R

151

PFC CONTROL

DCV Ave

GATE DRAIVE GND

DC VOLTAGEDETECTION2

3

1

OVER VOLTAGEDETECTION

INPUT CURRENT ( RSM ) AVERAGE DETECTION

I C102BYPASS CAPACITOR

OVER CURRENTDETECTION

MODEL SWITCHING

EEPROM

CONTROL GND

LED INDICATORTEMPERATURE SENSING CIRCUIT

DC FAN MOTOR COMMUNICATION CIRCUIT

EXPANSION VALVE CONTROL

4-WAY VALVE DRIVE

SERIAL COMMUNICATION

MAKING OFCURRENTDIRECTIVE

BYPASS CAPACITOR

CURRENT DETECTIONGATE DRIVE

CONTROL GNDBASE POINT

PFC-POWER-GND

PEAKLOAD CURRENT DETECTION

REVERSE CURRENT DETECTION CIRCUIT

CONTROL SOURCE

VIRTUAL NEUTRAL POINT

REFERENCE OFPOSITION DETECTOR

IPM-GND BASE POINT

AVERAGE OF INPUT VOLTAGE RECTIFICATION

SWITCH POWER SUPPLYPOWER-GND

FULL WAVE RECTIFICATIONAC WAVEFORM DETECTION

ZWRO-CROSSDETECTION( HIGH-SPEED )

REACTOR

RUSH CURRENTPREVENTION

LINE FILTER

POW-GND

PFC5000-0702Fx 2

C50.01

<KH>

DC-F

C5721.0K<1/10W>

AOYB12LACL

POW-GND

2008.08.01

CONTROLLER PCB ASSEMBLYAOHB12LA_L : K06AX-0708HUE-C1AOHB14LA_L : K06AX-0709HUE-C1AOHB18LA_L : K06AX-0706HUE-C1

OUTDOOR UNIT

11

Troubleshooting at the remote control LCDThis is possible only on the wired remote control.

SELF-DIAGNOSIS

If an error occurs, the following display will beshown.("EE" will appear in the set room temperaturedisplay.)

Unit number

Error code

Ex. Self-diagnosis

SU MO TU WE TH FR SA

Code Error contents

Indoor signal error

Wired remote controller abnormal

Indoor room temperature sensor error

Indoor heat exchanger temperature sensor (middle) error

Indoor heat exchanger temperature sensor (inlet) error

Float switch operated

Outdoor discharge pipe temperature sensor error

Outdoor heat exchanger temperature sensor (outlet) error

Outdoor temperature sensor error

Compressor temperature sensor error

2-way valve temperature sensor error

3-way valve temperature sensor error

Outdoor heat exchanger 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

Compressor temperature error

Active filter abnormal

PFC circuit error

01132627

00020428090C060A151d1E29202A17181A1b1F1c120F242c162b1925

Unitnumber

CO

CO

Errorcode

1d

1c

Content

Incompatible indoor unit is connected

Communication error between indoor unit and remote control

If "CO" appears in the unit number display,there is a remote control error.

2007.11.08 12

ERROR CONTENTS

REMOTE CONTROL

2008.07.31 13

OUTDOOR UNIT

Error contents

Thermistor malfunction

Abnormal discharge temperature

Current surge protection

CT abnormality

Compressor position detection 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

4

13

13

13

5

2

8

PARTSINDOOR UNIT

2008.05.02 14

10

6

121

7

13

11

14 9

3

4 Front Panel Sub Assy 9364508023

1 Air Filter 9366833017

5 Evaporator Assy 9372972014

12 Distributor Assy 9373034216

6 Drain Pan Sub Assy 9364502069

13 Hook 9363195002

10 Pipe Thermistor 9703297090

7 Evaporator Support Plate 93634040058 Bracket Evaporator R 93631990009 Bracket Evaporator L 9363198003

2 Side Panel R Sub Assy 93645050223 Side Panel L Sub Assy 9364506029

ARHF18LALU

9364508023

9366833017

9373255024

9373034254

9364502069

9363195002

9703297090

936340400593631990009363198003

93645050229364506029

ARHF12LALURef. Description

Part number

14 Cabinet Cover Sub Assy 9364503028 9364503028

-- Outlet (Eva) Assy 9372978047

-- Drain Cap Assy 9377878014

---

9377878014-- Coupling Pipe Assy 9373038467

9364508023

9366833017

9373255017

9373034209

9364502069

9363195002

970329706911 Pipe Cover 93633270079363327007 9363327007

936340400593631990009363198003

93645050229364506029

ARHF14LALU

9364503028

---

93778780149373038085 ---

28

29 24

21

2727

26

28

25

23

24

22

INDOOR UNIT

2008.04.30 15

24 Sirocco Fan Assy 9385258006

28 Rubber (Vibration-proof) 9385102002

23 Casing Assy 9363322002

25 Motor Fixing Table Assy 9358591000

22 Panel Assy (Motor) 9363401004

26 Fan Motor Assy 9602401017

29 Room Thermistor 9703299018

27 Motor Fixture 9358594001

21 Top Panel Sub Assy 9364507026

Ref. Description Part number

INDOOR UNIT

2008.04.30 16

33

31

32

35

34

32 Controller PCB Assy (12)31 Control Box

34 Terminal35 Terminal

33 Power Supply PCB Assy

Ref. Description Part number

970739337832 Controller PCB Assy (14) 970739338532 Controller PCB Assy (18) 9707393392

9375240035

97033450129306489045

9707398038

-- Wire-- Hole Cover

-- Remote Control93727140109378176010

-- Cap (Power) 9352173011

9372266199-- Control Box Cover 9363201000

2007.11.08 17

1

2

9

7

5

6

34

OUTDOOR UNIT

PARTS

8

1 Top Panel Assy

3 Cabinet Assy4 Blow Down Grille5 Cabinet Right Assy6 Fan Ring7 Grip

9 Protective Net8 Emblem

9309230057

93148090402 Cover (Switch) Assy 9309237032

9308884015930923601193088850129308880017

93153190129315211019

Ref. Description Part number

2008.07.31 18

18

19

41

10

20

32

13

35

40

21

17

14

11

34

16

15

OUTDOOR UNIT

37

38

37

39

22

10 4-Way Valve11 Pulse Motor Valve Assy13 Condenser Assy14 Thermistor Spring-A15 Thermistor Spring16 Propeller Fan17 Nut18 Motor Bracket19 Separator Assy20 Base Assy21 3-Way Valve Assy22 2-Way Valve Assy32 Expansion Valve Coil34 Fan Motor35 Compressor Assy

Reactor Assy

39 Solenoid Coil

41

Thermistor Assy37

990004701693116410189311382027

38 Heat Exchanger Thermistor 9900403010

31372826270893000890129309909014930490200393088720129312971015930886908199700920159970093012990005703996021330179313763039

9970033018

9900354015

9900148027

Outdoor Thermistor-- 9900210045

Ref. Description Part number

40 Compressor Thermistor 9900156046

2007.11.08 19

26

42

43

30

28

29

27

OUTDOOR UNIT

26 Inverter PCB Assy (12)

29 Fuse

Terminal4230 Fuse

27 Fuse Holder28 Fuse Holder

Ref. Description Part number

970742713426 Inverter PCB Assy (14) 970742714126 Inverter PCB Assy (18) 9707427110

0600382018

9703874031Inverter Case Assy43 9315690012

0600372163

05014540120501456016

ACCESSORIES

INDOOR UNIT

1For drain piping work. 9303029015Drain pipe

1To connect 12,000 BTU model* 12,000 BTU model only

9370244007Adapter assy12.7 mm-> 9.52 mm

Q'ty

OUTDOOR UNITName and Shape Part numberApplication

2008.07.31 20

Name and Shape Q’ty Application

Coupler heatinsulation(large) 1

For indoor side pipejoint (gas pipe)(P/N 9378173569)

Coupler heatinsulation(small) 1

For indoor side pipejoint (liquid pipe)(P/N 9378173521)

Filter

3

For protecting airconditioner againstdust(P/N 9366833017)

Drain hose insulation

1

Insulates the drainhose and vinyl hoseconnection(P/N 313806217708)

1

For making a wiringhole for connectingoptional units(P/N 9364788005)

Name and Shape Q’ty Application

Installationtemplate

1

For positioning theindoor unit(P/N 9364225005)

Hanger

4

For suspending theindoor unit from ceiling(P/N 9363195002)

Screw(M4 x 10)

8

For installing thehanger(P/N 0700009037)

Special nut A(large flange)

4For suspending theindoor unit from ceiling(P/N 313005446653)

(P/N 313005446759)Special nut B(small flange)

4

Binder (Small)1

For remote controland cord binding(P/N 313361275805)

(Large)4

For fixing the couplerheat insulation(P/N 312300787605)

Remotecontrol 1

For air conditioneroperation(P/N 9372266199)

Remote control cord 1

For connecting theremote control(P/N 9372714010)

Screw(M4 x 16) 2

For installing remotecontrol(P/N 0700181108)

OPTIONAL PARTSThe following options are available.Remote sensor:UTD-RS100 (P/N 9072619004)External control set:UTD-ECS5A (P/N 9077359004)Drain pump unit : UTZ-PX1BBA (P/N 9052976004)Receiver unit : UTY-LRHG1 (P/N 9048207006)

Edge cover

0805G3479