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Samsung AR18NSWSPWKXCV, Service Manual


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C

B

E

VCC

GND

D

R

VCC

GND

AVDD

AVS

S

PC9/

TX

D0

PC8/

RXD0

PC7/

B

O

OT

PC6/

nRESET

PC5

PC4/

TDO

SCAM

M

D

PC12

/S

T

B

Y

O

PC13/

C

LKO

PE9/

SXOUT

PE8/

SXI

N

PC3/

TCK

PC2/

TM

S

PC1/

TDI

PC0/

n

TRST

T

E

1

5

/T

raceC

L

K

TE14/

T

race

D0

TE13

/T

ra

ceD

1

TE12/TraceD2

TE11/TraceD3

VDD18

NC

VDDVDC

PA0/A

N0/AVR

EF

PLLFLT

PA1/A

N1

NC

PA2/A

N2

GND

PA3/A

N3

PC15/X

TALI

PA4/A

N4

PC14/X

TALO

PA5/A

N5

VDD

PA6/T0C/A

N6

PC11/TXD2

PA7/T1C/A

N7

PC10/R

XD

2

GND

PE7/PW

MB7

/TXD3

VDD

PE6/PW

MB6

/R

XD

3

PF0/AN8

PE5/PW

MB5

PF1/AN9

PE4/PW

MB4

PF2/AN10

PE3/PW

MB3

PF3/AN11

PE2/PW

MB2

PF4/AN12

PE1/PW

MB1

PF5/AN13

PE0/PW

MB0

TEST

PD15/S

DA1

PA8/T2C

PD14/S

CL1

PA9/T3C

PD13/TXD1

PA10/T

4C

PD12/R

XD

1

PA11/T

5C

PD11/M

IS

O1

PA12/T

6C

PD10/M

OSI1

PA13/T

7C

PD9/SCK1

PA14/T8C/A

N14

PD8/SS1

PA15/T9C/A

N15

PD7/PW

M7

PB0/T0O

PB1/T1O

PB2/T2O

PB3/T3O

PB4/T4O

PB5/

T5O

PB6/

T6O

PB7/

T

7O

PB8/

T8O

PB9/

T9O

PB10/

SS

0

PB11/

S

C

K

0

PB12

/M

O

S

I0

PB13

/M

IS

O

0

PB14/

SC

L0

PB15/

S

D

A

0

GND

VDD

PD0/

PW

M

0

PD01PWM

1

PD2/PW

M

2

PD3/

PW

M

3

PD4/

PW

M

4

PD5/

P

WM

5

PD6/

PW

M

6

OUT1

VCC

-IN

1

OUT2

+I

N

1

-IN

2

GND

+I

N

2

C

B

E

I1

O1

I2

O2

I3

O3

I4

O4

I5

O5

I6

O6

I7

O7

GND

VCC

IN

OUT

GND

C

B

E

I1

O1

I2

O2

I3

O3

I4

O4

I5

O5

I6

O6

I7

O7

GND

VCC

C

B

E

C

B

E

VCC

OU

T

GND

C

B

E

Q601 K

RC246S

1

2

3

COM1_ENABLE

COM2_MI

C

O

M_A

D

COM1_INVERSE

R529

1/

16

W

10K

J

C713

50

V

100n

R618

1/10W

12K

F

50V

0.

056n

C519

R833

1/

16W

0J

R530

1/

16W

10K

J

J

R511

1/16W

4.7K

R711

1/10W

47K

F

CN7

2

YW

396-06

V

WH

T

6

5

4

3

2

1

R904

1/16W

10K

J

GRILL_B'

50V

100n

C803

XC71

275V

100n

C801

50V

10n

C705

50V

10n

REMOCON_SI

GN_OUT

DI

O

CLK

GRILL_A'

MAX1487ESA

IC

07

5

4

6

3

7

2

8

1

R835

1/

16W

0J

COM2_LED

D701

GS1M

R712

1/10W

18K

F

IC

0

8

M

M7

4

H

C

86

M

7

8

6

9

5

0

1

4

1

1

3

2

1

2

3

1

1

4

1

COM2_I

NVE

RSE

TXD

2

COM2_RX

D

RXD2

CN32

SMW200-14

WHT

14

13

12

11

10

9

8

7

6

5

4

3

2

1

C70

2

50

V

100n

C704

50V

100n

MOT

O

R

_POWER_SAV

E

BLDC_M

O

TOR

MOT

O

R_F

B

COM2_TX

D

310V

100n

275

V

XC72

R301

1/4W

300K

F

C807

50V

100

n

BZ61

CBE2220BS

2KHz

R808

1/16W

10K

J

19V

15V

C703

50

V

47u

C712

50V

100n

R825

1/10W

120

J

CN61

SMW250-05

W

H

T

5

4

3

2

1

V_

D

ETECT_OV

'

19V

BLDC

_M

OTOR

C701

50V

47u

HUM_SENSOR

310V

R903

1/16W

10K

J

X501

CSTCE8M00G55-R0

2

31

PC05

TLP181-G

B

*

4

3

5

2

6

1

R820

1/16W

100K

J

*

TLP181-

G

B

PC04

43

52

61

Trace1

GRILL_B

R

X

D

1

V_DETECT_OV

'

V_DETECT_O

V

J-TAG_TMS

VA71

INR14D681K-SK

IC04

HART-M

310

50

49

48

4

7

46

45

44

43

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

51

25

52

24

53

23

54

22

55

21

56

20

57

19

58

18

59

17

60

16

61

15

62

14

63

13

64

12

65

11

66

10

67

9

68

8

69

7

70

6

71

5

72

4

73

3

74

2

75

1

76

77

78

79

80

81

82

83

8

4

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

CN76

SM

W

2

50-03

WHT

3

2

1

F

300K

1/4W

R302

R303

1/4W

300K

F

CN21

YW

396-02V

RED

2

1

FT71

DB27-00096A

28m

H

3

2

4

1

R821

1/16W

100K

J

C706

50V

10u

C804

50V

1000n

R528

1/

16W

10K

J

GRILL_A

Trace0

C710

50V

100n

C520

50V

1n

REMOCON_SI

GN_OU

T

C

901

50V

1n

15V

15V

POWER_SENSOR

COM2_PCTRL_MIC

OM

V_DETECT_O

V

COM2_VCHECK_B

IC

1

1

KI

A393F

5

4

6

3

7

2

8

1

Q702 MMBT3904

2

1

3

POW

E

R

_

SENSOR

R115

1/4W

14.3K

F

2

1

R114

1/4W

470K

F

2

1

C805

50V

100n

R113

F

470K

1/4W

R112

1/4W

470K

F

310V

R902

1/16W

47K

J

L.

D.

H

COM2_VCHECK_A

TraceCL

K

100n

50V

C806

Trace3

R837

1/

16W

0J

CN62

BLU

SM

W

2

00-05

5

4

3

2

1

R506

1/

16W

10K

J

TX

D1

Trace2

MOT

O

R

_POW

ER_SA

V

E

F701

250V

3.

15A

R524

1/

16W

1

0

KJ

2003

IC05

9

8

10

7

11

6

12

5

13

4

14

3

15

2

16

1

R503

1/16W

10K

J

ERROR_

CHK

COMP_

CH

K

STEP_A

STEP_B

STEP_A'

STEP_B'

RXD2

TXD2

COM2_INVERSE

COM2_ENABLE

MAI

N

_RX

-WIFI

_TX

MAIN

_TX-WI

FI_R

X

J

10K

1

/1

6W

R

53

4

ST

B

IR

Q

EVA2_TEM

P

C514

50V

100n

R521

1/

16

W

10K

J

BUZZER

_

CONTROL

Vout

IC

0

2

KI

A7815A

F

2

31

PW

M

_

LED

C715

50V

1n

ROOM_TEMP

EVA_TEM

P

PW

M

_

LED

IR

Q

J-TAG_TDO

C516

50V

1n

J-T

A

G

_TCK

J-TAG_TDI

Trace

0

Vout

SPI

STB

CLK

DI

O

BUZZER_CONTROL

STEP1_A

GRILL_B'

GRILL_A'

GRILL_B

GRILL_A

MOTOR_FB

C707

50V

2.

2n

STEP1_B'

PLLFLT

RXD1

STEP1_B

R544

1/

16W

10K

J

COMP_CHK_NASA'

TXD1

WIFI

_R

ESET

STEP1_A

STEP1_B

STEP1_A'

100n

50V

C513

STEP1_B'

ERROR_CHK_NASA'

COMP_CHK_NASA

ERROR_CHK_NASA

C508

50V

1n

COM2_TXD

R831

1/

16W

0J

BOOT

STEP1_A'

C501

50V

100n

J-TAG

_TDO

CN63

SM

W

2

00-05

B

LK

5

4

3

2

1

STEP_A

STEP_B

MAI

N

_TX-

WI

F

I_

R

X

Tr

ace1

COM2_MI

C

O

M_A

D

STEP_A'

STEP_B'

COM2_VCHECK_B

CN8

1

YEL

SMW

250-04

4

3

2

1

WI

FI

_R

ESET

MAI

N

_RX-WIFI

_TX

R709

1/10W

1M

F

Q801 KSC2328

A

1

3

2

R526

1/16W

10K

J

R504

1/16W

10K

J

R839

1/

16W

0J

100n

50V

C802

IC06

2003

9

8

10

7

11

6

12

5

13

4

14

3

15

2

16

1

R505

1/16W

10K

J

Q802 KRC246

S

1

2

3

Trace

2

Trace

3

TraceCL

K

SPI

R502

1/16W

10K

J

COM2_VCHECK

_

A

R531

1/

16

W

10K

J

ERROR_CHK

COMP_CH

K

CN31

YDW

2

00-20

BLK

0

11

1

92

1

83

1

74

1

65

1

5

6

1

47

1

38

1

29

1

1

0

2

EXT_CTRL

COM2_

P

C

TRL_MI

C

OM

J-TAG_TMS

R

843

1/

16W

0J

EXT_CT

RL

J-TAG_TDI

J-TAG_TCK

BOOT

COM2_I

NVERSE

COM2_ENABLE

COM2

_TXD

COM2_RXD

R807

1/16W

10K

J

Q701

KTB

115

1

1

3

2

R532

1/

16W

10K

J

COM2_LED

R533

1/

16W

10K

J

R525

1/16W

10K

J

R824

1/16W

10KJ

R810

1/16W

10K

J

ERROR_CHK_NASA

COMP_CHK_

NASA

IC03

KI

A7033AT

3

2

1

ERROR_CHK_NASA'

COMP_CHK_NASA'

R512

1/16W

4.7K

J

SDA

R527

1/16W

10K

J

R543

1/16W

10K

J

SCL

WP

SDA

SCL

WP

R811

1

/1

6

W

330

J

PC03

TLP181-G

B

*

43

52

61

R522

1/

16W

10K

J

R523

1/

16W

10K

J

PLLFLT

R513

1/16W

4.7K

J

C708

50V

1000n

COM2_RXD

C

O

M

2

_EN

ABLE

COM1_

EN

A

B

L

E

COM1_I

NV

E

RSE

TXD1

RXD1

VCC

GND

15V

COM2_INTR

DOWNLOAD

SPI

 BLOCK

DI

SPLAY BLOCK

19V

SPI_TXDA

T

A

485 COMM

UNI

C

ATI

O

N BLCOK

BLDC

 FAN

BLDC FAN M

OTOR BLOCK

Near

 to M

IC

O

M

FJM OPTI

ON

FJM

AGND

310V

MI

COM BLOCK

WI

FI

 BLOCK

BLDC OVP BLOCK

BU

ZZER BLOCK

Near

 t

o

 MI

COM

Near

 t

o

 MI

COM

SM

PS

C801 - C

806

Near t

o

 MI

COM

THERM

A

L

R801-803

12V

GND

N

L

FUSE

N

L

GRI

LLE1 OPTI

ON

PORT 76  PATTER

N

 SHORT,THI

C

K

 

STEP_UP

/D

OWN1

Near

 t

o

 MI

COM

Near t

o

 MI

COM

Near

 to

 MI

COM

NASA

R83

1

,R833,

R835,

R

837,

R839,

R

8

4

3

5V

Nea

r t

o

 MI

COM

Ne

ar

 to 

M

IC

O

M

SM

PS

NASA BLOCK

Ne

a

r to 

MI

COM

Near

 t

o

 MI

COM

SPECI

ALLY R

5

3

9

 N

EAR TO M

IC

O

M

SM

PS_I

N

SM

PS_OUT_12V

,5

V

Near

 t

o

 I

C

07

SM

PS_OUT_31

0

V,

19V

STEP M

OTOR BLOCK

STEP_UP/

DOWN2 O

P

TI

ON

STEP_LEFT/

RI

GHT

GRI

L

LE2

RESET VCC PATTERN

 SHORT

,TH

IC

K

 

NASA 2-WI

R

E

R83

2

,R

834,

R836,

R

8

3

8

,R

8

4

0

,R

8

4

2

,R

8

4

4

,R

8

4

6

EEPROM

 EXTERI

O

R_OPTI

ON

SPI_RXD

A

T

A

SPI_SCK

SPI_S

S

TEST POIN

T

NASA OPTI

ON

NASA OPTI

ON

X-CAP OPTI

ON

_

A

X-CAP OPTI

O

N

_

B

XC71,

XC72

XC

73,

XC74

OX

O

X

A

_

N

OI

T

P

O 

P

A

C-

X

A

_

N

OI

T

P

O 

P

A

C-

X

B

_

N

OI

T

P

O 

P

A

C-

X

B

_

N

OI

T

P

O 

P

A

C-

X

COMMUNI

C

AT

IO

N

OPTI

ON

OPTI

ON_JUM

PER

OPTI

ON_FT8

1

O

PT

IO

N

_

JU

M

P

E

R

DB92-02873A

D

B

93-02873

B

IC

0

4

DB91-01550A

DB91-01589A

DB93-02873C

D

B91-01550

B

DB93-02873D

DB93-02873E

D

B

91-01550C

NEW CODE(For 

SHP)

SENSOR

 BLCOK

Near

 t

o

 MI

COM

HUM/

ROOM BLOCK

CN71

YW

396-03AV

BL

U

3

2

1

PTC2

PPL0839

0M

A

CN7

5

YW

396-03AV

WHT

3

2

1

R714

1/

10W

22K

F

R713

1/10W

5.6K

F

C711

50V

.0

0

5

n

FT81

D

B27-00102A

*

3

2

4

1

EVA2

_

TEM

P

EVA_TEM

P

ROOM_TEMP

R404

1/

16

W

33

0

J

R403

1/16W

6.8K

F

R402

1/16W

6.8K

F

R401

1/16W

6.8K

F

R405

1/

16W

330

J

R406

1/

16

W

330

J

WHT

SMW

200-04

CN42

4

3

2

1

J

10K

1/1

6W

R412

SM05

TD420

2

3

1

R413

1/16W

10K

J

HUM_SENSOR

R410

1/

16W

330

J

C411

16V

100n

R411

1/

16W

330

J

C410

16V

100

n

100n 16V

C412

GND

CN43

SMW

2

00-06

WHT

6

5

4

3

2

1

J

10K

1/16W

R826

100n

16V

C401

100n

16V

C403

100n

16V

C402

C509

25V

1000n

C51

5

25V

1000n

C528

25

V

1000n

C808

25V

1000n

C523

25V

1000n

C551

25V 
1000n

C552

25V 
1000n

C52

6

25V

1000n

C512

25V

1000n

C518

25V

1000n

CN91

SM

W

200-11

WHT

11

10

9

8

7

6

5

4

3

2

1

R553

1/

16W

100

F

R556

1/16W

10K

J

J

10K

1/16W

R557

Q501

MMBT3904

2

1

3

TD501

SM05

2

3

1

R555

1/16W

10K

J

CN51

SMW

2

00-05

RED

5

4

3

2

1

R909

1/

16

W

100

F

R906

1/

16W

100

F

R907

1/

16W

10

0F

R905

1/

16

W

100

F

R908

1/

16W

100

F

R803

1/10W

10K

F

R545

1/16W

1K

F

R703

1/

10

W

1K

F

R715

1/10W

39K

F

R706

1/

10W

1K

F

R805

1/

10W

1K

F

R705

1/10W

10K

F

R516

1/

16W

100

F

R804

1/10W

10K

F

R708

1/10W

6.8K

F

R707

1

/1

0

W

4.

7

KF

R716

1/

10W

330

F

R7

04

1/

10W

10

KF

R815

1/

10

W

1K

F

R701

1/10W

10K

F

R723

1/

10W

10K

F

R538

1/

16W

1K

F

R519

1/

16

W

10

0

F

F

100

1

/16

W

R

51

7

R518

1/

16W

100

F

F

100

1

/16W

R520

R508

1/

16W

100

F

R806

1/

16W

1K

F

R901

1/

16W

1K

F

R5

3

9

1/

16W

100

F

R702

1/

4W

10K

F

R542

1/

16W

100

F

R515

1/

16W

100

F

R801

1/10W

10K

F

R802

1/10W

10K

F

R809

1/16W

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Summary of Contents for AR18NSWSPWKXCV

Page 1: ...UNIT 1 Precautions 2 Product ations 3 Alignment and Adjustments 4 Disassembly and Reassembly 5 Assy Control 6 Electrical Parts List 7 Wiring Diagram 8 Schematic Diagram 9 Operating Instructions 10 Tro...

Page 2: ...ns of Product 2 3 2 4 Accessory and Option Spec cations 2 4 3 Alignment and Adjustments 3 1 3 1 Test Mode 3 1 3 2 Display Error and Check Method 3 2 3 3 Setting Option Setup Method 3 4 4 Disassembly a...

Page 3: ...ked st 10 1 10 2 Communication Error 10 2 10 3 PCB Inspection Method 10 38 11 Block Diagram 11 1 11 1 Indoor unit 11 1 11 2 Outdoor unit 11 2 12 Reference Sheet 12 1 12 2 Low Refrigerant Pressure Dist...

Page 4: ...S UP BWPJE B IB BSE O 5IF BJS DPOEJUJPOFS NVTU CF QMVHHFE JOUP BO JOEFQFOEFOU DJSDVJU JG BQQMJDBCMF PS DPOOFDU UIF QPXFS DBCMF UP UIF BVYJMJBSZ DJSDVJU CSFBLFS O BMM QPMF EJTDPOOFDUJPO GSPN UIF QPXFS...

Page 5: ...it contacts with your skin it can cause skin injury The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others Never store or load the air condi...

Page 6: ...air conditioner not only provides maximum cooling power in the summer but also can be an running cost Now meet year round needs with one air conditioner Look for Everywhere The elegant and harmonious...

Page 7: ...208 230 60 1 520 1680 3100 480 2400 4300 2 7 7 6 13 7 2 6 10 5 18 9 83 96 98 80 99 98 6 35 15 88 550 20 UG8TH8265FJW AR24NSWSPWK CV Wall mounted 8800 21000 31700 7500 27500 41000 15 44 75 15 54 95 51...

Page 8: ...tdoor Unit Indoor Unit kg 14 14 Outdoor Unit kg 53 70 Indoor Unit W H D mm 1065 301 294 1065 301 294 Outdoor Unit W H D mm 880 793 310 940 998 330 Indoor Unit dB 46 51 Outdoor Unit dB 57 60 Air Purify...

Page 9: ...DB68 07625A DB90 07731A 4301 000121 1 MANUAL USERS MANUAL INSTALL DB67 01533A DB93 15883S...

Page 10: ...Error occurs display the Error Mode Operation Mode Cool mode operate the cool mode by operating the compressor by force without the compressor ON OFF according to the set temperature indoor temperatu...

Page 11: ......

Page 12: ......

Page 13: ...ep 1 Enter the Option Setup mode 1 Tack out the batteries of remote control 2 Press the temperature button simultaneously and insert the battery again 3 Make sure the remote control display shown as S...

Page 14: ...riring isheard andtheOPERATIONICON lampofthedisplay metime thentheinputofoptioniscompleted Ifthederivingsoundisn theard tryagainpressingtheON OFFbutton PresstheMode Selectionkeytosetthedisplaypartandc...

Page 15: ...ode button to set the display panerl to 2 Every time you push the button the display panel reads repeatedly Push the Mode button to set the display panerl to 1 Every time you push the button the displ...

Page 16: ...scompleted Ifthederivingsoundisn theard tryagainpressingtheON OFFbutton Step8 Unitoperationtest run First Removethebatteryfromtheremotecontrol Second Re insertthebatteryintotheremotecontrol Third Pres...

Page 17: ......

Page 18: ...XW RI I PDLQ SRZHU VXSSO HWDFK 7 5 35 IURP WKH 3 1 5217 RYHU 3DQHO LV DVVHPEOHG RQ ERWWRP RI LQGRRU XQLW DV VKRZQ LQ WKH ILJXUH 5HPRYH WKH DS 6FUHZ DV VKRZQ RQ WKH ULJKW VLGH DQG WKHQ UHPRYH WKH VFUHZ...

Page 19: ...anelisfixedtobodybyHookincenter areaandsidearea 5 Separatethehookafterpushingbothendof CoverPanelasshowninthefigure Watchoutforthedamageofthehook 6 Raisefrontpart upwardobliquelyasshownin thefigureand...

Page 20: ...e r u d e c o r P Caution AssemblyofCoverPanelafterserviceend Reassembly is in the reverse order of the removal Piping and drain hose must be careful not to damage and Progress must be done with both...

Page 21: ...L FRONTfromthemain frame unfasten2screwsatthebottom use ScrewDriver 8 TodetachtheCOVER PANELfromthemain frame loosen4HOOKStructures Whenseparatethehook Usethe screwDriver ScrewDriverInsertthehookandth...

Page 22: ...4 Samsung Electronics No Parts Procedure Remark 9 RemovethePanelFrame fromtheMain Frameasshownontherightside 10 RemovetheWIFIKITconnector WIFIKITconnectorislocatedofPanelFront FormodelwithWIFIKIT...

Page 23: ...LUH DXWLRQ KHQ RX VHSDUDWH WKH FRQQHFWRU SXOO SUHVVLQJ WKH ORFNLQJ EXWWRQ RRVHQ WKH 32 5 ZLUH DQG 7 IXVH ZLUH DXWLRQ KHQ RX VHSDUDWH WKH FRQQHFWRU SXOO SUHVVLQJ WKH ORFNLQJ EXWWRQ RRVHQ WKH VWHS PRWR...

Page 24: ...rk 5 EVAPORATOR 9 TakeofftheCASE CONTROLfrom themainframeafterloosentheremaining connector Caution Whenyouseparatetheconnector pullpressingthelockingbutton 3 TRAYDRAIN 1 TodetachTRAY DRAINfromthemainf...

Page 25: ...ts Procedure Remark 4 Evaporator 1 DetachtheHOLDERPIPE 2 Unfastenthescrewattheleftside use ScrewDriver 3 Unfastenthescrewattherightside use ScrewDriver 4 TodetachEvaporatorfromthemainframe pullthebott...

Page 26: ...4 Samsung Electronics No Parts Procedure Remark 5 FANMOTOR CROSSFAN 1 Unfastenthescrew use ScrewDriver 2 DetachtheFANMotorcase 3 Unfastenthescrewalittle use ScrewDriver 4 PulltheCROSS FANtotheleftside...

Page 27: ...isassembling 1 Unscrew and remove the ten screws on each side of the CABI TOP Use type screw driver 2 ASSY COVER CONTROL 1 Unscrew and remove the one screw on the ASSY COVER CONTROL Use type screw dri...

Page 28: ...ts Procedure Remark 4 CABI SIDE RH 1 Unscrew and remove the eleven screws on each side of the CABI BACK RH Use type screw driver 2 Pull the sensor from the CABI SIDE RH 5 CABI FRONT 1 Unscrew and remo...

Page 29: ...nut as shown in the picture and remove it Use adjustable wrench 7 MOTOR 1 Remove the fan 2 Unscrew and remove the four motor screws Use type screw driver 3 Disconnect the motor wire from the Ass y Con...

Page 30: ...4 Samsung Electronics No Parts Procedure Remark 9 CONTROL OUT 1 Disconnect the six connectors from the ASSY CONTROL OUT 2 Unscrew and remove the two screws on the CONTROL OUT Use type screw driver 3 S...

Page 31: ...ung Electronics No Parts Procedure Remark 13 COMPRESSOR 1 Separate the COMPRESSOR FELT SOUND 2 Unscrew and remove the nut on the COVER TERMINAL Use adjustable wrench 3 Separate the compressor wire 4 S...

Page 32: ...embly Samsung Electronics 37 No Parts Procedure Remark 5 As shown in the picture unscrew and bottom Use Adjustable Wrench 14 ASSY COND OUT 1 Unscrew and remove the four screws as shown in the picture...

Page 33: ...w and remove the three screws on the CABI FRONT RH Use type screw driver 2 CABI TOP 1 Unscrew and remove the nine screws on each side of the CABI TOP Use type screw driver 3 CABI INSTALL FRONT 1 Unscr...

Page 34: ...Disassembly and Reassembly Samsung Electronics 39 No Parts Procedure Remark 4 GUARD COND 1 Pull the sensor from Guard Cond 2 Unscrew and remove the four screws on the GUARD COND Use type screw driver...

Page 35: ...y and Reassembly 40 Samsung Electronics No Parts Procedure Remark 5 CABI BACK RH 1 Pull the sensor from the CABI BACK RH 2 Unscrew and remove the nine screws on each side the CABI BACK RH Use type scr...

Page 36: ...Disassembly and Reassembly Samsung Electronics 41 No Parts Procedure Remark 6 CABI INSTALL BACK 1 Unscrew and remove the 8 screws on the CABI FRONT LF Use type screw driver...

Page 37: ...Disassembly and Reassembly 42 Samsung Electronics No Parts Procedure Remark...

Page 38: ...Disassembly and Reassembly Samsung Electronics 43 No Parts Procedure Remark 7 FAN 1 Turn the two nuts as shown in the picture and remove them Use adjustable wrench...

Page 39: ...and Reassembly 44 Samsung Electronics No Parts Procedure Remark 8 MOTOR 1 Remove the fan 2 Unscrew and remove the eight motor screws Use type screw driver 3 Disconnect the motor wire from the Ass y C...

Page 40: ...Disassembly and Reassembly Samsung Electronics 45 No Parts Procedure Remark 9 BRACKET MOTOR 1 Unscrew and remove the two screws on the BRACKET MOTOR Use type screw driver...

Page 41: ...Samsung Electronics No Parts Procedure Remark 10 CONTROL OUT 1 Disconnect the six connectors form the ASSY Control OUT 2 Unscrew and remove the three screws on the CONTROL OUT Use type screw driver 3...

Page 42: ...Y VALVE 1 Purge the coolant first 2 Unscrew and remove the four screws on the SERVICE VALVE Use type screw driver 3 Separate the pipe from the Entrance Exit using a welder When removing the compressor...

Page 43: ...No Parts Procedure Remark 12 COMPRESSOR 1 Unscrew and remove the nut on the COVER TERMINAL Use adjustable wrench 2 Separate the compressor wire 3 Separate the COMPRESSOR FELT SOUND 4 As shown in the...

Page 44: ...Disassembly and Reassembly Samsung Electronics 49 No Parts Procedure Remark 13 ASSY COND OUT 1 Unscrew remove the two screws on each side of the ASSY COND OUT Use type screw driver...

Page 45: ...3 Connect PC Download Jig PBA 2 Take off the Cabinet Check the LED off 4 13 A3050 1 1 Power off 4 3 EEPROM DOWNLOAD...

Page 46: ...6 Select COM Port and connect 5 Execute the Universal EEPwriter program 4 F1 F2 2pin F1 F2 2pin 7 Open the file 1...

Page 47: ...4 1 8 Click the Start button and reset the power 1...

Page 48: ...5 1 ASSY KIT 18K 24K 5 Assy Control 12 2 48 17 7 6 5 37 21 6 5 66 6 32 5 3 0 1 3 211 725 5 211 725 5 211 725 5 211 725 5 6 1625 211 725 5 4 9 8 3 6 10 1 5 7 11 2...

Page 49: ...12 2 4 7 6 5 37 21 12 2 4 7 6 5 37 21 66 6 21752 83 66 211 725 5 5 725 66 211 725 5 6 1 66 6 5 0 1 7 66 3 19 57 5 5 2 66 3 0 1 66 6 21752 66 211 725 5 6 1 5 6 6 21 66 211 725 5 6 5 7 33 1 66 3 68 7 5...

Page 50: ...37 21 6 5 7 33 1 7 6 1 6 5 7 33 1 66 6 5 0 1 6 5 63 66 3 19 57 5 2 5021 66 3 0 1 29 5 21752 287 66 211 725 5 7 66 211 725 5 5 2 66 211 725 5 5 725 66 6 21752 66 3 68 7 5 NJ 5 6 6 21 66 211 725 5 6 1 6...

Page 51: ...72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 7 2 2 3 7 2 2 3 5 2 5 2 3 66 3 872 3 4 75 60 6 1 3 37 7 50 6725 37 3 86 5 3 1 5 2 5 72 3 6...

Page 52: ...2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 7 2 2 3 7 2 2 3 5 2 5 2 3 66 3 872 3 4 75 60 6 1 3 37 7 50 6725 37 3 86 5 3 1 5 2 5 72...

Page 53: ...5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5...

Page 54: ...5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5 5 3 3 5...

Page 55: ...5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 5 3 3 3...

Page 56: ...3 6 9 20 6 9 20 62 5 5 62 5 5 62 5 5 8 62 5 5 8 8 8 0 3 0 3 0 3 0 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 5 2 5 72 3 1 211 725 5 3 1 5 2 5 72 2 5 3 1 211 725 7 50 1 3 2 2...

Page 57: ...DB68 04014A 10...

Page 58: ...DB68 06675A 0 24K...

Page 59: ..._B MAIN_TX WIFI_RX Trace1 COM2_MICOM_AD STEP_A STEP_B COM2_VCHECK_B CN81 YEL SMW250 04 4 3 2 1 WIFI_RESET MAIN_RX WIFI_TX R709 1 10W 1M F Q801 KSC2328A 1 3 2 R526 1 16W 10K J R504 1 16W 10K J R839 1 1...

Page 60: ...P4 CNP901 YAW396 06V WHT 6 5 4 3 2 1 TP3 R404 1 10W 5 1K F C052 1nF 50V 100uF 25V CE402 DEBUG_TXD DEBUG_RXD P_GND1 TDI PLL NTRST P_GND1 P_GND1 TCK P_GND1 P_GND1 BOOT P_GND1 VDD18 TDO VDD18 TMS P_GND1...

Page 61: ...5HIULJHUDWLQJ FOH LDJUDP...

Page 62: ...1 COMM UNICA TION 1 2 485COMM S IGNA L CN 72 BLDCF ANMOTOR 1 DC310 340 V 2 N C 3 A GN D 4 DC15V 5 F ANRPM 6 F ANFEEDB ACK CN32 F JM NA SA 1 7 11 14 FJ M N ASA SIGNAL 8 DC5V 9 GND 10 DC12V CN75 SMPS PO...

Page 63: ...4BNTVOH MFDUSPOJDT 1 JBHSBN 41 1 4 3 7 41 41 1 4 08 0 7 5 45 39 5 45 59 0 7PVU 7 4 8 0 45 32 7 7PVU QXN MFE 5 45 39 5 45 59 0...

Page 64: ...4BNTVOH MFDUSPOJDT 1 JBHSBN 108 3 4 4 14 065 4 14 065 46 1 3 7 1 3 7 7PVU 7DD 4 8...

Page 65: ...8 5 Outdoor PCB INVERTER_18K 24K 1 1 1 1 1 1 13 1 13 1 1 1 1 1 1...

Page 66: ...8 5 Outdoor PCB MAIN 1 1 1 1 1 1 1 1...

Page 67: ...8 5 Outdoor PCB INVERTER_24K 3 68 7 5 1 1 1 1 0 1 3 7 5 3 7 5 3257 32 5 32 5 1...

Page 68: ...wire Is inverted Terminalhasbeencut 2 There shall be no empty space between Ring terminal and Screw after Clamp If not there exists a possibility of fire which can be caused by electric heat in the co...

Page 69: ...Indoor Unit Main parts 05 03 04 06 01 02 01 Air intake 02 Air filter 03 Air flow blade up and down 04 Air flow blade left and right 05 Display 06 Power button Remote control receiver Display 01 02 03...

Page 70: ...01 Set temperature indicator 02 Timer option indicator 03 Operation mode indicator 04 Options indicator 05 Low battery indicator 06 Transmit indicator 07 Fan speed indicator 08 Vertical air swing indi...

Page 71: ...AR18NSWSPWKXCV AR24NSWSPWKXCV...

Page 72: ...usted automatically with reference to a temperature of the air blew 3 Fan speed setting is not allowed in DRY mode The speed of the indoor fan is set to LL in DRY mode Fan speed is selected automatica...

Page 73: ...nd outdoor unit connected correctly 2 Isn t the power cable and communication cable cross 2 Troubleshooting procedure YES ExchangetheoutdoorunitPBA ExchangetheindoorunitPBA NO NO NO NO ExchangethePBAo...

Page 74: ...Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 10kohm 3 attheroomtemperature of25 C YES DetachtheassembledsensorfromthePBAsensor connecto...

Page 75: ...alue in accordance with temperature 2 Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 3 4and 5 610kohm 3 attheroom temperatureof25 YES Deta...

Page 76: ...with the connector CN61 CN62 CN63 2 Troubleshooting procedure NO YES ExchangethePBA Normal YES NO NO NO Istheconnectedlouverwire Isthelampblinking YES YES ConnectthewirePBAtolouvermotor Checktheasint...

Page 77: ...ocedure NO YES PoweroffandSeparatetheFanmotorwire fromCN72onIndoorPBA ExchangetheFan motor YES YES NO YES YES Doesthefanrotate Isthefanerrorappearedagain Isthereshortamong eachpin 1 6 IsthevoltageofCN...

Page 78: ...esistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value 1 2 10kohm 3 attheroomt...

Page 79: ...Is the resistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value 5 6 10kohm 3 a...

Page 80: ...erature 4 Is the resistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value 3 4 2...

Page 81: ...as leak 3 Download the EEPROM data 2 Troubleshooting procedure Restart after power off The condition is too poor for airconditionertooperate Wait until discharge temperature is decreased Restart after...

Page 82: ...ding of motor and propeller 2 Troubleshooting procedure NO YES Powero Separatethe Fan motor wire from CNP901 on Outdoor PBA Exchange the Fan motor YES YES NO YES YES Does the fan rotate Is the fan err...

Page 83: ...re is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restart after power off Download the EEPROM data Exchange the compressor Is...

Page 84: ...onnection of cable for the compressor 2 Is the compressor wire is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restartafterpowe...

Page 85: ...ng temperature abnormal overload 3 Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting proce...

Page 86: ...cs 10 15 Exchangethecompressor Isthepositionof temperaturesensorandsensing valuenormal Isthecompressorbody andinterphaseresistance insulated NO NO Correctthesensorpositionor exchangethesensor Exchange...

Page 87: ...Is the reactor wire connected 2 Troubleshooting procedure YES YES YES YES Isthe connectedofreactor wire PBA Reactor Is the DC_link voltage CE101 CE102 CE103 isnormalinoper at ion mode Normal range 280...

Page 88: ...s the reactor wire connected 3 Is the PFC resistor A value is normal Outdoor PBA 2 Troubleshooting procedure YES YES YES Isthe connectedofreactor wire PBA Reactor Is the DC_link sensing voltage B isno...

Page 89: ...LED BLINKING LED OFF 1 Checklist 1 Is the input voltage of outdoor terminal block is normal 2 Is the input voltage is higher than 300Vac 3 Is the reactor wire connected 2 Troubleshooting procedure YES...

Page 90: ...Electronics 10 19 YES YES IstheDC_linksensing voltage R105 isnormalinoperationmode Normalrange 0 2Vdc 4 0Vdc Isthereactorinsulationdamaged Exchangethe Reactor NO NO ExchangetheOutdoorPBA ExchangetheOu...

Page 91: ...Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Rest Exchange the Outdoor PBA...

Page 92: ...ED BLINKING LED OFF 1 Checklist 1 Is the PFC Shunt R701 R702 resistance value correct Check the resistor is opened 2 Is the IPM Shunt R410 R411 resistance value correct Check the resistor is opened 3...

Page 93: ...nsor error O Heatsink Over Temperature Error O LED ON LED BLINKING LED OFF 1 Checklist 1 Are there screws assembly in PBA heatsink 2 Is the gap PBA heatsink 3 Is the fan operation normal 4 Is the cove...

Page 94: ...ormal overload 3 Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure YES YES YES Y...

Page 95: ...ronics YES NO Isthepositionof temperaturesensorandsensing valuenormal Isthecompressor bodyandinterphaseresistance insulated Exchangethecompressor NO YES Correctthesensorpositionor exchangethesensor Ex...

Page 96: ...OTP errorEEPROM Data Error Main Micom Inv Micom LED ON LED BLINKING LED OFF 1 Checklist 1 Is there a short around micom 2 Is there a short around A 3 Did you download or insert EEPROM IC after changin...

Page 97: ...utdoor display O Operation condition secession O LED ON LED BLINKING LED OFF 1 Checklist 1 Check the temperature around the outdoor unit 2 Troubleshooting procedure Restartafterpoweroff Thetemperature...

Page 98: ...EV valve connection CN701 in Outdoo r unit 4 Check the refrigerant was charged 2 Troubleshooting procedure Rest _in sensor normal Is the gas leak error appeared again Is the EEV valve connection norma...

Page 99: ...10 28 Samsung Electronics ExchangetheIndoorPBA ExchangetheOutdoorPBA Isthepressureof refrigerantnormal NO Checkthepipecrack Filluptherefrigerant YES...

Page 100: ...0 normal 6 Is the voltage of SMPS DC in Main PBA CN151 CN152 normal 2 Troubleshooting procedure Unplug the power cord Restart after power o Check SMPS wire connection Isthe power cable from terminal b...

Page 101: ...ooting procedure YES YES YES YES YES YES Is the power cable from terminal block toPBA is correct CNP001 L CNP002 N CNP003 GND Is the power normal Is the SMPS is normal MAIN 18V CE170 17Vdc 19Vdc Check...

Page 102: ...ing 1 Checklist 1 Check if the connector was normally assembled 2 Check the battery in remote control 3 All the lights out and check again Change electronic typed to a rescent light 4 Put the set in o...

Page 103: ...01 in Outdoor unit 4 Check the refrigerant was charged 2 Troubleshooting procedure Rest ChecktheEEV valve operation Exchange the Indoor PBA Exchange the Outdoor PBA Is the positio ndoor eva_in sensor...

Page 104: ...s normally If the PBA is defective replace 2 Troubleshooting procedure NO NO NO G YES YES YES YES YES YES YES Did stop valve of the low pressure valve open perfectly Among compressor operation does co...

Page 105: ...036 3 FRQWURO FLUFXLW ZD FLUFXLW FRPPXQLFDWLRQ FLUFXLW 0DLQ SDUW 9 FRQWURO FLUFXLW 7HPSHUDWXUH VHQVLQJ FLUFXLW RPPXQLFDWLRQ FLUFXLW 237 21 7 5 5 QGRRU GHWDLOHG LQVSHFWLRQ SURFHGXUH 1R SURFHGXUH QVSHFW...

Page 106: ...N 1 9 a 9 3RZHU FRUG LV IDXOW QGRRU 3 IDXOW URQJ 3RZHU FDEOH LULQJ V WKH 3 LQSXW YROWDJH 9DFa 9DF 1 ZLUH ZURQJ ZLULQJ 7HUPLQDO ORFN 3 XVH RSHQ 37 23 1 5 5 LV IDXOW QYHUWHU 0LFRP HUURU V WKH YROWDJH 9G...

Page 107: ......

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Page 110: ...S Export RAC FMC ENT Good2 1ST MODEL N Export 1st MODEL A Export 2nd B Export 3rd MODEL C Export 4th MODEL D Export 5th MODEL E 9TH DIGIT Division Series Project Color Name Division component Sinkeolr...

Page 111: ...2 Note Please measure the refrigerant pressure after the air conditioner operates on testing cooling mode during more than 10 minutes Indoor Temp Variation 20 C 32 C Outdoor Temp Variation 5 C 45 C Lo...

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Page 116: ...ut the Air filter out Insert the Air filter back in its original position and close the front panel Dry the Air filter in a ventilated area Clean the Air filter with a vacuum cleaner or soft brush If...

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Page 121: ...Outdoor Unit Starting Voltage Higher than 80 of the Rated Voltage WORKING RANGE Applicable models AR18NSWSPWKNCV AR24NSWSPWKNCV 12 7 4 20 10 0 10 20 30 40 50 10 5 0 5 10 15 20 25 30 35 40 Ambient Tem...

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