Fujitsu ASYG18LFCA, AOYG18LFC Service Manual

SPLIT TYPE
ROOM AIR CONDITIONER

WALL MOUNTED TYPE

Indoor unit Outdoor unit

ASYG18LFCA AOYG18LFC

CONTENTS

SPECIFICATIONS. . . . . . . . . . . . . . . . . .

DIMENSIONS . . . . . . . . . . . . . . . . . . . . .

REFRIGERANT SYSTEM DIAGRAM. . .

CIRCUIT DIAGRAM. . . . . . . . . . . . . . . . .

INDOOR PCB CIRCUIT DIAGRAM. . . . .

OUTDOOR PCB CIRCUIT DIAGRAM. . .

ERROR DETECTION. . . . . . . . . . . . . . .

PARTS (INDOOR UNIT) . . . . . . . . . . . .

PARTS (OUTDOOR UNIT). . . . . . . . . . .

ACCESSORIES. . . . . . . . . . . . . . . . . . .

1
2
3
4
5

8
10
11
15
18

SPECIFICATIONS

ELECTRICAL DATA COMPRESSOR AND REFRIGERANT

INDOOR UNIT
OUTDOOR UNIT

ASYG18LFCA

TYPE

AOYG18LFC

Hermetic type,
4 pole, Rotary,

DC inverter motor
POWER SOURCE
FREQUENCY
COOLING CAPACITY
HEATING CAPACITY 6.30 kW
RUNNING CURRENT (Cool)
RUNNING CURRENT (Heat)
INPUT WATTS (Cooling)
INPUT WATTS (Heating)
E.E.R. (Cooling)
C.O.P. (Heating)

MAXIMUM CURRENT (Cool)
MAXIMUM CURRENT (Heat)
MOISTURE REMOVAL
AIR CIRCULATION HIGH

230 V
50 Hz

5.20 kW

6.8 A

7.6 A

1.52 kW

1.71 kW

3.42 kW/kW

3.68 kW/kW

9.0 A

12.5 A

2.6 L/hr

900 m

FAN MOTOR

POWER SOURCE

230 V

DISCRIMINATION
WEIGHT (with oil)
REFRIGERANT TYPE
PRECHARGED REFRIGERANT

Pipe Length

FULL CHARGE

ADDITIONAL CHARGE
MAX HEIGHT

15 m
20 m
25 m

808 903 80

9.0 kg

R410A
1,200 g
1,200 g
1,300 g
1,400 g

20 g/m

20 m

DIMENSIONS

INDOOR UNIT
OUTDOOR UNIT

3

/hr

WEIGHT

INDOOR UNIT
OUTDOOR UNIT

H x W x D
H x W x D

Shipping / Net

Shipping / Net

320 x 998 x 238 mm
620 x 790 x 290 mm

18 kg / 14 kg
45 kg / 41 kg

INDOOR UNIT

OUTDOOR UNIT

NOISE LEVEL

INDOOR UNIT
(Cooling)

INDOOR UNIT
(Heating)

High
Medium

Low
Quiet

Cool
Heat

High
Medium
Low
Quiet
High
Medium
Low
Quiet

1,220 r.p.m.
1,020 r.p.m.

900 r.p.m.
710 r.p.m.

920 r.p.m.
870 r.p.m.

43 dB
37 dB
33 dB
26 dB
42 dB
37 dB
33 dB
25 dB

OUTDOOR UNIT (Cool)
OUTDOOR UNIT (Heat)

50 dB
51 dB

12011.02.17

DIMENSIONS

Unit : mm

INDOOR UNIT

998

320

Drain hose length : 670 mm

OUTDOOR UNIT

20

620

790

62

238

290

19.5

540

22011.03.17

REFRIGERANT
SYSTEM DIAGRAM

Muffler

Compressor

Sub-accumulator

3-Way

valve

Muffler

4-Way valve

Heat exchanger
(Indoor unit)

2-Way

valve

Strainer

Expansion valve

Strainer
Heat exchanger
(Outdoor unit)

Refrigerant direction

Cooling
Heating

Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 1/2" (12.7 mm)

2011.01.26 3

C

CM

R

S

RED

WHITE

BLACK

COMPRESSOR

W7W8W9

W10

W11

RED

WHITE

REACTOR

or

RED

WHITE

FAN MOTOR

RED

1234567
1234567

CONTROLLER PCB ASSY

BLACK

FM

BLACK

CN800

CN71

123
123

BLACK

BROWN

YELLOW

WHITE

4
4

BROWN

BROWN

EXPANSION VALVE

RED

BLUE

12345
12345

BLACK

PMV

ORANGE

YELLOW

WHITE

CN40

CN70

123
123

BLACK

W4

RED

WHITE

W2

BLACK

WHITE

4-WAY VALVE

BLACK

123
123

W1

4WV

BLACK

CN30

W3

FUSE

250V 20A

BLACK

BLACK

BLACK

GREEN

N

3L
2

(N)

1

CIRCUIT DIAGRAM

POWER SOURCE

5

234

TEST

PCB ASSY

CONTROLLER

1

( MAIN PCB )

REACTOR

FAN MOTOR

DIFFUSER
M

F M

YELLOW

BLACK

BLUE

WHITE

2

3

4

1

2

3

4

CN13

CN10

CN16

3

21

1

EX. OUT

EX. I N

( OPTION )

BLUE

RED

6

5

6

6

5

6

CN14
2

1

( OPTION )

PINK

5
5

BLACK

4
4

BLACK

THERMISTOR

( PIPE TEMP. )

ORANGE

YELLOW

321
321

CN8

WHITE

321
321

2

THERMISTOR

RED

CN3

1

RED

( DISCHARGE TEMP. )

2

BLACK

BLUE

6
6

CN1

1

BLACK

LOUVER

( UP

M

PINK

YELLOW

ORANGE

5

4

321

5

4

321

CN5

5

4

THERMISTOR

( OUTDOOR TEMP. )

/ DOWN )

RED

CN6
321

CN201

BLUE

5
5

7
7

WHITE

WHITE

7

LOUVER

( RIGHT

M

YELLOW

PINK

ORANGE

4

321

4

321

CN2

CN11

5

4

6

5

4

6

WHITE

WHITE

5

4

6

FUSE

/ LEFT )

RED

321
321

WHITE

WHITE

321

250V 5A

RED

WHITE

TM1

GREEN

W5

TM2

TM4

BLACK

TERMINAL

RED

1 2 3

THERMAL

FUSE 102

INDOOR UNIT OUTDOOR UNIT

THERMISTOR

( PIPE TEMP. )

THERMISTOR

REMOTE CONTROL

( OPTION )

( ROOM TEMP. )

INDICATOR

PCB ASSY

TERMINAL

2011.01.12 4

THERMISTOR

( PIPE TEMPERATURE )

K05CY-0902HSE-D0

INDICATOR PCB ASSEMBLY

INDOOR PCB

CIRCUIT DIAGRAM

FLASH

CN9

WHITE

B07B-PASK-1

7

6

12345

CN201

07 JB20 / PAP 1061

12345

RED

CN11-1

CN11-2 WHITE

CN11-3 WHITE

CN11-4 WHITE

12345

CN11

B07B-PASK-1

WHITE

CN11-5 WHITE

WHITE

6

CN11-6 WHITE

6

7

CN11-7 WHITE

7

UL1061 AWG28 x 7

EXTERNAL I NPUT

123

CN14

B3B-XH-AM

WHITE

EXTERNAL OUTPUT

1

2

WHITE

CN16

B2B-XH-AM

XAP

-03V-1

-03VF

XARR

BLACK

RED

CN3-1

1

CN3

JC25-02HG

BLACK

WHITE

CN3-2

2

WHITE

UL1007 AWG26 x 2

THERMISTOR

( ROOM TEMPERATURE )

BLACK

CN2-1

CN2-2 BLACK

1

2

CN1

WHITE

150-103-86172

TEST

CN13-4

CN13-1

CN13-2

CN13-3

12345

WHITE

CN13

B5B-PH-K-S

CN13-5

F1

AC250V 3.15A

TM4

BLACK

L I N

22007

CONTROL UNIT

EZ-01212HSE

UL1015 AWG24 BLACK

TERMINAL

HP-T3064A-A29-L1

L

CONTROLLER PCB ASSEMBLY

( MAIN PCB )

K09DR-1206HSE-C1

CN6

B05B-XASK-1-A

N I N

UL1015 AWG24 WHITE

TM1

WHITE

22007

UL1015 AWG24 RED

SERIAL I N

TM2

RED

22007

EMI FILTER

E

EARTH

ESD-R19

4 TURNS

UL1015

AWG22

W5

GREEN

GREEN

WHITE

12345

CN6-1 RED

CN6-2 WHITE

CN6-3 BLACK

UL1061 AWG26 x 3

CN2

SJH20-05WS

WHITE

12345

CN2-2 ORANGE

CN2-3 YELLOW

CN2-1 RED

CN2-4 PINK

M

CN2-5 BLUE

UL1061 AWG26 x 5

CN5

SJH20-06WS

12345

RED

CN5-1

CN5-2 ORANGE

CN5-3 YELLOW

WHITE

M

CN5-4 PINK

6

CN5-5 BLUE

UL1061 AWG26 x 5

CN8

B06B-PASK-1

12345

CN8-1 RED

CN8-2 ORANGE

CN8-3 YELLOW

CN8-4 PINK

M

WHITE

CN8-5 BLUE

CN10

B5 ( 6-5 ) B-XARK-1-A

6

UL1061 AWG26 x 5

65432

CN10-6 RED

CN10-4 BLACK

CN10-3 WHITE

RED

CN10-2 YELLOW

1

CN10-1 BLUE

UL3266 AWG22 x 5

F M

1

2

3

E

N

SERIAL

LOUVER ( RIGHT / LEFT )

LOUVER ( UP / DOWN )

LOUVER ( DIFFUSER )

DC FAN MOTOR

POWER SOURCE

AC230V

50Hz

WIRED REMOTE CONTROL

( OPTION )

2012.12.19 5

340V

R45

MY064

C37

0

D

R4, R5

5

R

0

/

V

C

0

654

R55

I C2

+

820

R51
15V

5V

R43

5V

BA05T

GND
OUT
VCC

7V

25V

1000/

D10

1%

<1/4W>

1.0k
<1/4W>

4

1

330

<1/10W>

32
1

D1FL20U

8

9

10

321

1

25V

C36

A

100/

+

R56

15V

I C10

5V

23

PS2561L-1-V

10k

R47

<1/10W>

1

3

2

Q6

I C1-39

DTC124EUA

0.1

<F>

C12

25V

C17

330/

+

0R0

JM3

0.1

<F>

C22

150

R67

<1/10W>

25V

C19

330/

+

C35, C61

R64

1.8k

x 2

0.01 <KH>

C38

<1/10W>

I C15

6

<1/

4.7k
<1/10W>

2

1

I C14

4

3

R44

1.0k

C30

1000p

I C1-40

D16

1SS355

R48 200k

R53

5.6k
<1/10W>

0.1

<F>

REF

C

1

2

3

4

PS2561L-1-V

PS2561L-1-V

<1/10W>

<R>

15V

3
O

G

I C20

I

78M15

1

0R0

JM9

20V

1%

<1/10W>

R76 47k

<1/10W>

1

3A2

I C19

TL431 I LP

C33

+

2

1%

D9

47/

0.1

C56

C42

330/

+

R8

1.0k

0.1

C25

D1FL20U

35V

12413

11

5

6

I C7-6 uLN2003ADR

I C7-4 uLN2003ADR

I C7-5 uLN2003ADR

I C1-51

I C1-52

I C1-53

A

<F>

25V

<RS-2W>

<F>

+

50V

C39

100/

15116710710

14

3142

3

I C16-3 uLN2003ADR

I C7-3 uLN2003ADR

I C1-54

I C16-1 uLN2003ADR

I C16-2 uLN2003ADR

I C1-47

I C1-48

I C1-49

R39

5V

11

6

I C7-7 uLN2003ADR

I C1-50

I C16-6 uLN2003ADR

I C16-7 uLN2003ADR

I C1-43

I C1-44

12V

BZ

BZ1

PKM13EPYH-4000-A0

I C18-7

710

I C1-80

0.1

5V

<1/10W>

I C6

S-93C66B0 I

847

VCC

CS
1

C26

DO

D I
325

6

NC

TEST

SK

GND

10k

R110

13

5124

I C16-4 uLN2003ADR

I C16-5 uLN2003ADR

I C1-45

I C1-46

10k

SW1

R109

<1/10W>

KSMC632B

5V

10k

R32

<1/10W>

uLN2003ADR

<F>

10k

R52

<1/10W>

10k

<1/10W>

R57, R60, R58

330 <1/10W> x 3

I C1-21

I C1-22

MANUAL AUTO

SWITCH

R33

1.0k
<1/10W>

C28

<B>

0.01

I C1-36

I C1-23

I C1-1

R113

C4

C53

C58

47

25

100

<R>

1000p

<1/10W>

<R>

1000p

5V

5V

C21

C20

C9

C7

C18

+

I C 1

12V

0.1

<F>

0.1

<F>

0.1

<F>

0.1

<F>

10/

25V

VCC

P00

78F1154AGK

74

2

K10

4

G5NB-1A

I C18-1

116

uLN2003ADR

I C1-4

I C1-42

4256592019

P51

P52

EVCC

AVRE F0

AVRE F1

P05

P01

P02

P03

P04

39

737271

70

3

1

I C1-23

I C1-22

I C1-21

I C1-46

I C1-45

I C1-44

I C1-43

23222146454443

24

P61

P54

P55

P60

P62

P53

P06
385453525150494847

P63

P10

P13

P15

P11

P12

P14

12V

D3

DAN217U

2

3

1

12V

12V

1%

1%

<1/10W>

R21 15.4k

R22 28k

12V

I C5-2

BA10393F

<1/10W>

6

5

2

3

-

-

+

+

1

7

I C5-1

BA10393F

5V

R36

10k

<1/10W>

I C1-41

2

<FCR>

1

3

C60

1.0k
<1/10W>

<R>

1000p

R30

X1

8.00MHz

I C1-36

I C1-35

I C1-32

I C1-31

I C1-35

I C1-1

I C1-80

69

111214

15158

P74

P75

P26

P27

626140

P76

P30

57553031323334353637292827

P77

P90

P110

P40

P41

P31

98765

25

P111

P120

P42

P43

26

P72

P66

P64

P65

P16

P17

P73

P67

P70

P71

P21

P20

P22

P23

P24

P25

66

656463

68

67

P121

P44

P122

P45
4

P123

P46
3

P124

P47
2

P130

P50
41

80

P140

*RESET
10

100k

<RS-2W>

D8

C32

1SS355

0.01
<ECQE>

+

C6

R49

100/

420V

D6

VA1

I C26-10
I C26-14

D4

D1FL20U

5.6k
<1/10W>

x 2

R46, R120

22 <1/4W>

3

1

2

D3SB60

3

4

470V

<TNR>

V

5A

R42

L2

C13

270

<1/10W>

C4

47p

D7

4

0.6A - 10mH

0.01

<KH>

C8

FH2

C29

<DEA>

UF4007

C14

0.47

51-31

2

0.22

I C8

0.01

<LE>

Q7

1

2SA1037AK

2

<B>

1
C

D
6

TOP244YN

2

L1

1

<KH>

R38

3

3

2
L

X

F

S

5

4

SS28V

C27

15k

<1/10W>

47/

35V

+

<060330>

R34

12k

<1/10W>

I C1-73

I C1-71

I C1-70

I C1-72

I C26-10

<B>

I C1-31

I C26-14

I C1-42

I C1-32

A

C54

0.01

<B>

C50

0.01

I C1-61

I C1-62

I C1-72

I C1-73

I C1-71

I C1-70

I C1-39

I C1-54

I C1-53

I C1-52

I C1-79

I C1-51

I C1-50

I C1-76

I C1-49

I C1-48

I C1-77

I C1-47

R9

10k

<1/10W>

I C1-61

I C1-62

I C1-40

I C1-10

I C1-9

I C1-8

I C1-8

I C1-9

I C1-4

I C1-13

1-1

I C1-41

I

5V

R54

C47

<R>

1000p

R90 - R92

330 <1/10W> x 3

5V

0R0

R41, R37, R40

100 <1/10W> x 3

R86 - R88

10k <1/10W> x 3

R35

10k

<1/10W>

390

R114

<1/10W>

5V

1

1

2

23

3

45

54

10

67

I C 2 6

H I 2 0 0 3 R 3

14

5V

R106

R105

Q10

470

10k

<1/10W>

3

RT1N241M

2

R122

<1/4W>

01

470

00p

390

R103

1

<1/4W>

<1/10W>

Q11

2

3

3

12

D14

DAN202K

RT1N241M

1

0V

A6

R14

5V

1.0k
<1/10W>

C15

R2

C2

0.1

<F>

10k

<1/10W>

0.1

<F>

R13

1.0k
<1/10W>

1%

x 2

L6, L7

18 <BD102>

C16

R6

C3

0.1

<F>

49.9k
<1/10W>

0.1

<F>

C49

<R>

1000p

1%

5V

R97

W>

INDOOR UNIT
INDICATOR PCB ASSEMBLY
K05CY-0902HSE-D0

5V

D202

SLR-325DC

ORANGE

D201

SLR-325MC

GREEN

D203

SLR-325MC

GREEN

I C201

GP1UM261R

VCC
OUT
GND

5V

C201

0.1

<F>

5V

R201

2
1
3

47

<1/4W>

+ C202

47/

10V

CN201
07 JB20 / PAP
1061 L=230

1
2
3
4
5
6
7

2010.12.24 7

M

4

E

RED

WHITE

BLACK

B

B

W8

W7

W9

V

U

W

UL3271 AWG16 x 3

B

BLACK

123

CN30

BLACK

BLACK

BLACK

RED

12345

CN800

WHITE

WHITE

YELLOW

6

BROWN

7

RED

BLUE

ORANGE

YELLOW

12345

RED

CN40

WHITE

B2P3-VH-B-C

B5B-PL I RK-1

B5 ( 7-2.3 ) B-XASK-1-A

UL1015

AWG14

ORANGE

W5 W6

EMI FILTER C

UL3271

AWG14

WHITE

REACTOR

UL3271

AWG14

RED

W10

W11

B

B

CONTROLLER PCB ASSEMBLY

K10CT-1200HUE-C1

EMI FILTER

INVERTER ASSEMBL Y

OUTDOOR PCB

CIRCUIT DIAGRAM

EZ-0101MHUE

ZCAT2132-1130

F202

UL1015

1T

5A

W103

UL1015

W1

AWG14

BLACK

250V

AWG20

BLACK

1

L

B

UL1015

AWG14

N

W2

WHITE

W102

W100

2

B

UL1015

UL1015

AWG20

UL1015

AWG20

AWG20

BLACK

WHITE

W4

RED

B

UL1015

AWG16

W3

GREEN

WHITE

CN71

B04B-PASK-1

4

B

123

BLACK

BLACK

BROWN

BROWN

CN70

B03B-PASK-1

123

BLACK

WHITE

BLACK

EARTH

20A

F201

250V

W101

UL1015

AWG14

BLACK

2T

EMI FILTER

ZCAT2132-1130

3

L

N

THERMISTOR ( PIPE TEMP. )

THERMISTOR ( DISCHARGE TEMP. )

THERMISTOR ( OUTDOOR TEMP. )

TERMINAL

SERIAL

U

U

3

2

W

2

>

2

Q100

1/10W

C222 1.0 <F>

0

01

C221 0.1 <F>
C212 0.1 <F>
C211 0.1 <F>
C210 0.1 <F>
C209 0.1 <F>

+

++

250V

DCV-F

FH1

<2W>

0.1

C103

<HCP>

47k

R102

3

1

<B>

330p

C114

STGW20NC60V

1% x 8

0.2 <1W>

R400 - R407

4

3

1

-

D101

LL25XB60

W5

+

2

ORANGE

R1

ZPR0RCH400

C6

3.3

<LE>

.

C5

0.01

<KH>

<KH>

3

4

C1

1.0
<LE-M>

POW_GND

15V

5V15V

C119

R126

4

-

3

W6

I PM-G

R108

R109

L130

CAL45

5V-2

0.1

1%

100k

15V

ORANGE

4

3

DCV

<F>

21

PR/I C80-5

1

2

12V

M

C200 47/35V
C201 0.1 <F>

R201 330k

C202 47/35V
C203 0.1 <F>

R202 330k

C204 47/35V
C205 0.1 <F>
R203 330k

R105, R106

15V-2

+

L100

BL02Rn1

264

47

SO

VCC

<1/4W>

GAT I N

S I

D I

22

157

<1/4W>

0.1

<F>

C140

R121

+

2.2/

50V

C139

0.1

<F>

C120

-12

1

-

+

2

3

BA4560

I C103-1

R153 120k

3

R155

-12V

D105

DAN217U

K1

DX12D1

H Y I C 1

5V

4.7k

R218

195k

1% x 2

<RN-1/2W>

C104

10/25V

C105

0.1 <F>

GND

I C100

TA8316

NC

3

5V

R125 4.7k
R120 4.7k 1%

1%

100k

I C102-2

4.7k

BA4560

I C103-2

R122

7

R158

-

+

6

5

R166

1%

100k

R129

10k 1% x 2

R142 1.2k

R127, R128

7

-

1%

+

6

5

1%

100k

0.1

<F>

C137

2.2/

50V

C138

PFC/58P

5V

H U 2 0 0 1 R 3

<1/10W>

390 <1/10W> x 6

U/50P

R107

3.83k

R205

1%

V/52P

W/54P

POW_GND

PFCSW/35P

R208

R207

Y/53P

X/51P

PFCEN/14P

PFC-TRIP/46P

R167

10k

R206

R204

5V

8

9

11

10

13

12

14

I C101

456

BA2901F

<B>

2700p

1%

4.7k

C117

1%

5V

ZXL/37P

R171

C142

3

3

1.0

R132

S I/48P

4.7k

0.1

<B>

2.2k

<F>

3

C20

7

2

1

12

2

Q102

DTC143EUA
<B>

0.022

4.7k

R124

7

BA2901F

1%

3.9k

3.9k

1

-

2

1%

I C3-2

BA4560

100k

R156

123

TC74HC00AF

13

-

+

I C102-4

11

10

1

-

+

C113

6

R123

+

I C3-1

3

BA4560

220

R130

10

R131

120k

R154

1%

+

R20

1.0k
<1/10W>

C21

R157

1
2

4.7k

R21

R23

1
2

43
5

39k

<1/10W>

27k

<1/10W>

<B>

0.047

R22

1.0k
<1/10W>

SO/I C80-2

5V

10 5 4 3

76

14

R209

Z/55P

5V

C106

R101

D114

DAN217U

D115

DAN217U

1

3

JM32

C21

0.0

R219

C219

I PM-TRIP/33P

21

D106

DAN217U

5V-2

R113

0.1

<F>

4.7k

C141

1000p

R112

5V-2

22k

R115

5V-2

15k

R116

R118

2

PFCEN/14P

R147, R150

JM30

3

K30

2

G5NB-1A

JM31

CR30

0.1/120

RE1201

<F

2200p <B> x 6

C206 - C208, C215 - C217

1.0k

<B>

1000p

0.1

<F>

C107

6.8k

R110

+

3

2.2/

50V

C108

1%

1.0k

8

9

-

+

14

I C102-3

BA2901F

<B>

0.1

C110

1%

10k

2

1%

I C102-1

BA2901F

-

+

5

4

1%

22k

R117

1%

1%

10k

R119

1%

10k

D107

RB751V

R163

5V

68k

1

R162

5V

Q103

15V

DTC143EUA

0.1

<F>

C130

15V

195k

1% x 4

<RN-1/2W>

R148, R151

V4-AC/I C80-3

12V

1

4

I PM-CR/9P

DCV/8P

10k

R111

4.7k

R114

0.01

C136

15V

<F>

1%

10k

1%

1%

68k

R160

R159

D110

DAN217U

C111

3

1

2

+

4.7k

R327

C109

1%

<F>

4700p

1

-

2

0R0

2.2/

+

0.1

C112

<B>

ZXH/36P

6

I C105-1

R161

C129

3

CT/3P

50V

<F>

22k

R165

22k

R164

7

I C105-2

+

-

5

BA2903F

1%

1.5k

<B>

1000p

21

5V

C128

C127

C126

C125

BA2903F

x 6

195k

<RN-1/2

R305, R303,

R306, R304,

0R0

C330

0R0

R338

3

2

+

-

1

I C302-1

BA2903F

ACV/7P

D112

DAN217U

2

3

1

22k

0.1

R169

<F>

+

2.2/

50V

2.2/

50V

+

0.1

<F>

R134, R133

R137, R136 10k 1% x 2

R143

D111

DAN217U

3

R168

x 2

10k 1%

10k

R135

D109

RB751V

R138 10k 1%

10k

R140

1%

39k

1%

22k

R144

1%

9

22k

1%

-

6

8

-

1

+

-

2

3

7

+

5

I C104-3

+

10

-12V

1

15V

R801

C800

15V

D

DAN

15V

5V

D113

3

5V

0.1

C134

+

2.2/

C133

2.2/

C132

+

0.1

C131

15V

C115

I C104-1

BA2902F

D108

RB751V

I C104-2

BA2902F

BA2902F

1%

22k

R145

<B>

C123

2200p

FAN PWM/2P

Q800

DTC143EUA

3

2

3

1.0k
<1/4W>

25V

100/

L800

BL02Rn1

10/

C85

R81

DAN217U

2

1

<F>

50V

50V

<F>

0.1

<F>

14

-

13

10k

R141

10k

R139

39k

R146

C124

R149

2

Q801

DTA143EUA

5V

R802

+

0.1

C802

C86

+

25V

I C302-2

1.0k

+

12

1%

1%

1%

2200p

4.7k

1

5V

560

<F>

<B>

470p

6

BA2903F

<1/10W>

5V

0.1

C116

I C104-4

<B>

1%

D600

21

R803

<1/4W>

D801

MTZJ T-77 24B

C84

5

-

+

7

10k

R83

330p

C300

CP-POS/47P

COMP.

C580

R584

R583

R581, R582

COMP.

-12V

<F>

BA2902F

1%

4.7k

R152

FAN I N/17P

C801

R804

DAN217U

3

10k

<1/10W>

POW_GND

C87

0.1

<F>

<1/10W>

<B>

0.1

<F>

22k

1.0k

10k x 2

5V

0.01

1.0k

R503

<F>

<B>

330p

DCV-F

15V

TTXD/60P

10k

R502

R500

I C500

TMODE/18P

TRXD/61P

JM500

SERVICE

1.0k

10k

5611252640

VCC

AVCC

P63

P62

MB90F462

17

FAN I N/17P

R40 - R43

I C40

12V 12V

D61

D60

D1FL20

7

8

9

10

4

3

1

2

C52

<E>

2200p

R56

150k

<2W>

1%

<1/8W>

R52 470k

R53 510k

D50

1SS355

/TRES/19P

ZXL/37P

ZXH/36P

E2SK/40P

38

36

37

P00

P14

P01

P17

P13

P15

P46

P37

P36

P12

P50

P40

TEST/59P

TTXD/60P

CT/3P

FANPWM/2P

PFCSW/35P

PFC/58P

R19

5V

R18

EPV1/45P

EPV3/44P

EPV4/43P

EPV2/42P

1.5k <1/10W> x 4

3

6

1

11

14

I 3

I 4

I 1

I 2

COM1

O1

O2O3O4

GND4

TD62064

2

7

4

9

16

40

D1FL20

6

5

R57

0R0

1%

<1/8W>

D51

UDZS8.2B

5V

I C570

BR93LC46

E2D I/39P

EPV1/45P

PFC-TRIP/46P

3912454650
P16

P24

P25

AVR

P02

P11

P26

MD2

27473421605859335216

V4-AC/27P

CP-POS/47P

0R0

0R0

C40

8

10

15

NC1

NC2

COM2

GND3

GND4

GND2
5

12

13

D62

D1FL20U

T60

RPZ-1F

1%

<1/8W>

R54 510k

BLm21

L50, L51

0.1

<F>

C570

7

8

4

NC

DO

VCC

D I

CS

SK

1

236

E2CS/41P

E2SK/40P

E2D I/39P

X/51P

V/52P

U/50P

5152535455

P30

P31

P32

P03

P04

P05

ACFAN/28P

V4-DC/29P

LED/30P

1.0k

R585

0.1

<F>

+

C66

100/

D53

UF4005

<1/8W>

R55 510k

x 2

<AG601>

5

GND

R570

NC

C574, C573, C572

Z/55P

Y/53P

W/54P

PFCEN/14P

14

P33

P34

P35

P60

P10CP20

P06

P07

PR/31P

SO/32P

I PM-TRIP/33P

25V

8
S

I C50

M

TOP243PN

1

1%

D52

1SS355

D54

RD24FM

10k

5V

0.01 <F> x 3

MD1/64P

TMODE/18P

15

64

20

18

P61

P44

MD1

MD0

P21

P22

P23
4443424157333231302928

EPV3/44P

E2CS/41P

EPV2/42P

EPV4/43P

>

C10

4.7k
<

5V

L70

: 0.1s on / 0.1s off

( ) : Number of flashing

ROR DETECTION

OOR UNIT
WIRED REMOTE CONTROL

u use a wireless remote control, the lamp

e photo detector unit will output error codes

ay of blinking patterns.

u use a wired type remote control, error

s will appear on the remote control display.

the lamp blinking patterns and error codes

e table. An error display is displayed only

g running.

ubleshooting with the wired remote control.

error occurs, the following display will be shown.

will appear in the set room temperature display.)

Error code

EX. Self-diagnosis

(1) (2)
(1)

(2)

(5)

(1)

(2) (2)
(2) (3)

(2)

(2)
(3)

(4)

(7)

(2)
(3) (5)
(4) (1)
(4) (2)
(5)
(5)

(1)

(3)
(5) (7)
(5) (15)

(6)

(2)

(6) (3)
(6)

(4)
(6) (5)
(6)
(7)

(10)

(1)
(7) (2)
(7) (3)
(7) (4)
(7)

(5)
(7) (6)
(7) (7)

(8) (2)

(8) (3)
(8) (4)

(8) (6)

(9) (4)
(9) (5)
(9) (7)
(9) (9)

(10) (1)
(10) (3)

Wired remote control
communication error

Check run unfinished

Unit number or Refrigerant circuit
address setting error
[Simultaneous Multi]

Indoor unit capacity error

Combination error

Connection unit number •
error (indoor slave unit)
[Simultaneous Multi]
Connection unit number error •
(indoor unit or branch unit)
[Flexible Multi]

Master unit, slave unit set-up
error [Simultaneous Multi]

Indoor unit PCB model
information error

Manual auto switch error

Inlet air temp. sensor error

Indoor unit Heat Ex. Middle
temp. sensor error

Indoor unit fan motor error

Drain pump error

Damper error

Indoor unit error

Outdoor unit main PCB model
information error or
communication error

Inverter error

Active filter error, PFC circuit error

Trip terminal L error

Display PCB microcomputers
communication error

Discharge temp. sensor error

Compressor temp. sensor error

Outdoor unit Heat Ex. liquid
temp. sensor error

Outdoor temp. sensor error

Suction Gas temp. sensor error

2-way valve temp. sensor error•
3-way valve temp. sensor error•

Heat sink temp. sensor error

Sub-cool Heat Ex. gas inlet •
temp. sensor error
Sub-cool Heat Ex. gas outlet •
temp. sensor error

Liquid pipe temp. sensor error

Current sensor error

Discharge pressure sensor •
error
Suction pressure sensor error•
High pressure switch error•

Trip detection

Compressor rotor position
detection error (permanent stop)

Outdoor unit fan motor error

4-way valve error

Discharge temp. error

Compressor temp. error

PARTS

INDOOR UNIT

9

4

6

8

6

2

5

3

7

1

10

11

Parts numberDescriptionRef

Front Panel Total Assy1
2 Front Panel
3

Intake Grille Assy

Air Filter4
5 Receiver Window

Clamper Grille6

Wire Clamper7

Cap (Screw)8
9 Bracket Panel

10 Remote Control 9379219037
11--Remote Control Holder 9305642045

Air Clean Filter Assy

112011.02.17

9318738001
9314991080
9385985049
9315014016
9315010018
9306755010
9315015013
9309002050
9315023018

9315212016

INDOOR UNIT

32

25

26

28

27

24

22

23

21

29

30

31

DescriptionRef
Evaporator Total Assy21

22

Connection Pipe Assy
Water Seal23
Evaporator Holder R24

25

Evaporator Holder L
Rear Bracket26

27

Filter Guide

28

Filter Guard
29 Bearing C Assy
30 Crossflow Fan Assy
31 Holder (Room Thermistor)
32 Pipe Thermistor

122011.02.17

Parts number
9315338075

9315354020
9315251015
9314994012
9314995019
9315022011
9315013019
9315411013
9306628017
9315024015
9315252012
9900551018

INDOOR UNIT

55

53

47

43

44

48

46

49

45

51

58

52 54

DescriptionRef

41 Casing Assy 9315331038
42

Casing 9314993015
Casing Cover B43

Parts number

9315016010

DescriptionRef
Louver U51

Louver Z52
Diffuser U

56

50

57

Parts number
9315000019

9315001016
931500201353

42

41

47

Casing Cover L44
Casing Cover R45
Casing Cover F46
Drain Cap
Drain Hose Assy 931576901548
Bush B49
Spacer B50

9315017017
9315018014
9315019011
9367677009

9312156016
9312441013

Diffuser Z 9315003010

54

Spring C 9314142017

55

Piller A 9315009012

56

Joint B 9315006011

57

R and L Louver58
Fan Guard 9305751051­Fan Guard Holder Right
Fan Guard Holder Left

132011.02.17

9311997016

9315814012­9315815019-

INDOOR UNIT

63

Control Box Cover

61

Control Box

62

Parts numberDescriptionRef
9314997013
9314996016

65

67

66

64

62

63 Controller PCB

Terminal 990044701464
Terminal Earth
Motor Case

66

Fan Motor Assy

67

Motor Step (Red)

68
6970Motor Step (Green)

Motor Step (Blue)
Indicator PCB Assy 970721005771

9708540191

931502802065
9314998010
9602784004
9900384029
9900384036
9900139063

70

68

71

69

61

142012.12.19

PARTS

1

OUTDOOR UNIT

3

12

14

10

9

8

4

5

11

7

Ref. Description Part number

1 Top Panel Assy 9318464030

2

13

2 Front Panel Assy 9318463026
36Cabinet Left Assy 9318461008
4 Cabinet Right Assy 9318462012
5 Grip 9317588003

Switch Cover Assy 9318499001
7 Base Assy 9316885028
8 Separator Sub Assy 9331722001
9 Reactor Assy 9900641016

10 Motor Bracket 9316041011
11 Fan Motor 9602724017
12 Propeller Fan 9313808013

6

13 Protective Net 9331640015

Condenser Sub Assy

14

-- Emblem 9319151007

-- Drain Assy 9303029022

2011.03.17 15

9317089029

25

OUTDOOR UNIT

28

26

27

24

Ref

Bracket Valve21 9331649001
2-way Valve Assy

22
23 93163880173-way Valve Assy
24 9316276017Muffler
25
26 9970095030

Expansion Valve Coil

27

Pulse Motor Valve Assy
4-way Valve Assy

28 9315311047

Solenoid-- 9970055010

Parts numberDescription

9314554018

9313279011Compressor Assy

9314557019

22

23

21

2011.02.17

16

OUTDOOR UNIT

31

35

32

34

37

33

36

Ref Parts numberDescription

31 Sealed Panel 9309913011
32

Inverter Case Assy

33

Inverter Case Cover
PCB Holder

34 9313074029
35 PCB Assy 9708753225

37

Terminal

-- 9900148041

Thermistor Assy

-- Outdoor Thermistor

2012.12.19 17

9315690029
9314507038

931523308036 Bracket T erminal
9900421038

9900544010

ACCESSORIES

INDOOR UNIT

Name and Shape Q’ty
Wall hook bracket

1

Remote control

1

Battery

2

Remote control
holder

1

Drain hose insulation

Cloth tape

Tapping screw (big)

Tapping screw
(small)

Air cleaning filter

1

1

8

2

Air cleaning filter frame

182011.03.17

2

2

1101G3874