Lincoln Electric SVM154-A service manual PC Board ASSEMBLY-CONTROL, 3168 G

Page 94

TOC

TOC

G-6

ELECTRICAL DIAGRAMS

PC BOARD ASSEMBLY-CONTROL

 

G-6

2-3168 G

±.04

9.00

8.82

ITEM

REQ’D. PART NO.

DESCRIPTION

R 3 8 , R 1 7 4

2

S 1 9 4 0 0 - 1 3 0 1

1 . 3 K 1 / 4 W

R 4 0 , R 9 9 , R 1 1 4 , R 1 7 1 , R 1 7 3

1 0

S 1 9 4 0 0 - 2 2 1 1

2 . 2 1 K 1 / 4 W

R 1 8 6 , R 1 8 8 , R 2 3 2 , R 2 3 3 , R 2 3 4

 

 

 

R 4 2

1

T 1 0 8 1 2 - 6 8

1 K 1 / 2 W T R I M M E R

R 4 4 , R 4 6

2

T 1 4 2 3 0 - 2 3

5 . 0 M E G R E S I S T O R

R 5 0

1

S 1 9 4 0 0 - 2 2 1 0

2 2 1 1 / 4 W

R 5 9 , R 8 2

2

S 1 9 4 0 0 - 3 0 1 0

3 0 1 1 / 4 W

R 6 0 , R 6 2 , R 6 6 , R 6 7 , R 6 9 , R 7 0

7

S 1 9 4 0 0 - 2 6 R 7

2 6 . 7 1 / 4 W

R 1 8 2

 

 

 

R 6 3 , R 8 8

2

S 1 9 4 0 0 - 1 2 1 1

1 . 2 1 K 1 / 4 W

R 6 4 , R 8 5

2

S 1 9 4 0 0 - 6 1 9 0

6 1 9 1 / 4 W

R 6 5 , R 8 4

2

S 1 9 4 0 0 - 2 4 3 1

2 . 4 3 K 1 / 4 W

R 7 7 , R 7 8

2

S 1 9 4 0 0 - 3 9 R 2

3 9 . 2 1 / 4 W

R 7 9 , R 8 0

2

S 1 9 4 0 0 - 7 5 R 0

7 5 1 / 4 W

R 1 0 3 , R 1 0 4 , R 1 1 1 , R 1 1 9 , R 1 4 1

2 4

S 1 9 4 0 0 - 1 0 0 0

1 0 0 1 / 4 W

R 1 5 0 , R 1 5 1 , R 2 0 0 , R 2 0 1 , R 2 0 2

 

 

 

R 2 0 3 , R 2 0 4 , R 2 0 5 , R 2 0 6 , R 2 0 7

 

 

 

R 2 1 6 , R 2 1 7 , R 2 1 8 , R 2 1 9 , R 2 2 0

 

 

 

R 2 2 1 , R 2 2 2 , R 2 2 3 , R 2 5 0

 

 

 

R 1 0 7 , R 1 4 8 , R 1 7 8

3

S 1 9 4 0 0 - 6 1 9 1

6 . 1 9 K 1 / 4 W

R 1 1 3 , R 1 8 9

2

S 1 9 4 0 0 - 5 6 2 1

5 . 6 2 K 1 / 4 W

R 1 1 7 , R 1 2 3

2

S 1 9 4 0 0 - 3 7 4 1

3 . 7 4 K 1 / 4 W

R 1 2 0 , R 1 2 1 , R 1 6 7 , R 1 7 7

4

S 1 9 4 0 0 - 1 3 7 2

1 3 . 7 K 1 / 4 W

R 1 2 2

1

S 1 9 4 0 0 - 6 8 1 1

6 . 8 1 K 1 / 4 W

R 1 2 8

1

S 1 9 4 0 0 - 7 5 0 0

7 5 0 1 / 4 W

R 1 3 7 , R 1 7 6

2

S 1 9 4 0 0 - 1 5 0 1

1 . 5 K 1 / 4 W

ITEM

REQ’D.

PART NO.

DESCRIPTION

C 1 , C 2 , C 3 , C 4 , C 5 , C 6 , C 7 , C 1 8

1 4

S 1 6 6 6 8 - 5

. 0 2 2 / 5 0

C 2 6 , C 3 0 , C 3 1 , C 4 7 , C 5 1 , C 5 8

 

 

 

C 8 , C 9 , C 1 0 , C 1 1 , C 1 2 , C 1 3 , C 1 4

3 5

S 1 6 6 6 8 - 1 1

. 1 / 5 0

C 1 5 , C 1 6 , C 2 1 , C 2 3 , C 2 4 , C 2 5

 

 

 

C 2 8 , C 3 2 , C 3 4 , C 3 6 , C 3 7 , C 3 8

 

 

 

C 4 1 , C 4 2 , C 4 3 , C 4 6 , C 4 9 , C 5 3

 

 

 

C 6 3 , C 6 4 , C 6 5 , C 6 7 , C 6 9 , C 7 1

 

 

 

C 7 3 , C 8 1 , C 8 2 , C 1 0 1

 

 

 

C 1 9 , C 3 3 , C 1 0 0

3

S 1 3 4 9 0 - 2 5

4 . 7 / 3 5

C 2 0 , C 2 2

2

S 1 6 6 6 8 - 1

2 2 p F / 1 0 0

C 2 7 , C 4 0 , C 5 0 , C 5 4 , C 6 8

5

S 1 3 4 9 0 - 4 2

1 . 0 / 3 5

C 4 4 , C 4 5 , C 4 8 , C 5 2 , C 6 1 , C 6 2

6

S 1 6 6 6 8 - 8

3 3 0 p F / 1 0 0

C 5 6 , C 7 8

2

S 1 3 4 9 0 - 1 3 8

1 2 0 0 / 1 0 0

C 5 7

1

S 1 3 4 9 0 - 3 9

1 8 / 1 5

C 5 9

1

S 1 3 4 9 0 - 1 9

1 . 8 / 2 0

C 6 0

1

S 1 3 4 9 0 - 4

. 0 2 2 / 2 0 0

C 6 6

1

S 1 3 4 9 0 - 9 4

. 3 3 / 2 0 0

C 7 2

1

S 1 6 6 6 8 - 1 0

4 7 0 0 p F / 5 0

C 7 5 , C 7 6 , C 7 7

3

S 1 6 6 6 8 - 4

2 7 0 0 p F / 5 0

C 7 9

1

S 1 3 4 9 0 - 7 3

2 0 / 5 0

C 8 0

1

S 1 3 4 9 0 - 1 0 7

5 6 0 0 / 3 5 V

D 1 , D 2 , D 3 , D 4 , D 5 , D 6 , D 7 , D 8 , D 9

3 1

T 1 2 1 9 9 - 1

1 N 4 0 0 4

D 1 0 , D 1 1 , D 1 2 , D 1 3 , D 1 4 , D 1 5

 

 

 

D 1 6 , D 1 9 , D 2 5 , D 2 7 , D 2 8 , D 2 9

 

 

 

D 3 0 , D 3 1 , D 3 4 , D 4 5 , D 4 6 , D 4 9

 

 

 

D 5 0 , D 5 1 , D 5 2 , D 5 3

 

 

 

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5.48

R138 D36

D47

 

 

T1

 

 

 

R146

C60

Q14

 

 

 

 

 

 

 

 

 

D35

 

 

 

 

 

 

 

 

 

 

 

DZ9

C59

 

R139

R140

R142

 

 

 

 

 

R179

 

 

 

 

 

 

 

 

C81

D48

R182

R137

R143

 

X29

 

 

C80

 

C79

 

 

 

 

 

D34

 

 

 

R177

 

 

 

C58

 

 

C57

 

 

 

 

X28

 

 

C75

 

 

 

 

 

C77

 

 

R175

 

 

D20

 

 

 

 

R174

 

 

 

 

 

R181

 

 

 

 

 

C41

D21

 

 

R176

 

C76

 

 

 

R109

 

 

 

 

 

 

 

 

 

R178

 

 

 

 

 

R107

 

 

 

 

 

 

 

 

 

 

C44

 

 

 

 

 

R104

C40

C43

C46

X26

C45

 

 

 

 

 

R106

 

 

 

 

 

 

 

 

 

 

D22

 

 

 

 

 

 

 

 

 

 

R108

 

 

 

 

 

 

D24

 

 

R112

 

 

 

 

 

 

 

 

R124

 

 

 

 

 

 

 

 

 

C42

 

 

 

 

 

 

 

 

 

 

 

Q11

 

 

 

 

 

 

R180

 

 

 

 

Q12

 

 

 

 

 

 

 

R156

 

 

R111

 

R154

 

 

 

D23

 

R119

 

 

 

 

 

 

 

R110

 

C64

 

 

 

R149

 

 

 

 

 

C61

D38

 

 

 

X4

R148

X27

 

C65

R147

C63

C62

 

D41

 

 

 

 

 

R153

 

 

C67

 

C34

 

 

 

 

 

 

 

 

 

 

R155

 

 

 

 

Q10

 

 

C66

 

 

Q13

 

 

 

R158

 

 

R151

 

R103

 

D42

R152

 

 

 

 

C68

 

 

D3

R150

 

 

D39

 

 

C25

D40

D30

 

 

R157

 

X12

 

 

 

R118

 

 

R23

C50

D2

 

C36

 

 

 

 

 

 

 

 

 

TP1

 

 

 

 

 

 

C78

 

 

 

 

OCI9

 

 

 

 

 

 

 

 

 

 

 

R33

 

 

R34

 

 

 

 

 

 

 

 

R9

 

 

 

 

 

 

 

 

 

 

R6

 

 

 

 

 

 

 

 

 

 

 

R10

 

 

 

 

 

 

 

 

 

 

 

 

Q1

 

 

 

 

L3

 

 

 

 

 

R30

R31

 

 

 

 

 

 

 

C56

 

 

 

 

 

L2

L1

R70

R134

C73

 

R162

D46

D45

R170

R67

R62

R69

R116

R114

R171

R92

R90

C72

 

 

 

 

 

 

 

 

 

 

 

 

C7

 

 

 

 

 

 

 

 

 

 

 

 

D1

 

 

 

 

 

R66

R60

 

 

 

 

 

R20

 

 

 

 

 

 

 

 

 

J6

R25

 

 

 

 

 

 

 

 

 

Q4

 

 

R24

 

 

 

 

 

 

 

 

 

 

 

R18

 

 

 

 

 

 

 

 

 

 

 

D26

D6

C24

C23

DZ6

DZ5

DZ3

DZ4

 

 

 

 

C6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DZ8

 

J7J8

 

R 1 3 9 , R 1 4 0

2

S 1 9 4 0 0 - 3 3 2 2

3 3 . 2 K 1 / 4 W

 

R 1 4 6

1

T 1 4 6 4 8 - 9

2 . 5 K 5 W

 

R 1 5 2 , R 1 5 4

2

S 1 9 4 0 0 - 1 5 R 0

1 5 1 / 4 W

 

R 1 5 6 , R 1 5 8

2

T 1 2 3 0 0 - 8 6

. 0 5 / 3 W

 

R 1 7 0 , R 1 7 5

2

S 1 9 4 0 0 - 3 3 2 0

3 3 2 1 / 4 W

 

R 1 7 2

1

S 1 9 4 0 0 - 4 4 2 2

4 4 . 2 K 1 / 4 W

 

R 1 7 9

1

S 1 9 4 0 0 - 1 0 0 3

1 0 0 K 1 / 4 W

 

R 1 8 0

1

T 1 2 3 0 0 - 8 0

5 W AT T 0 . 5 O H M R E S I S T O R

 

R 1 8 1

1

S 1 9 4 0 0 - 1 5 0 3

1 5 0 K 1 / 4 W

 

R 1 8 7

1

S 1 9 4 0 0 - 5 1 1 1

5 . 1 1 K 1 / 4 W

 

S 1 , S 2

2

S 1 9 8 6 9 - 8

S P S T S L I D E S W I T C H PA C K A G E

 

T 1

1

S 2 0 3 7 5 - 1

T R A N S F O R M E R

 

T P 1

1

T 1 3 6 4 0 - 1 6

8 0 J

 

X 1

1

S 2 4 0 1 0 - 3

I . C . , C M O S , M C U ( S S )

 

X 2

1

S 2 4 0 1 1 - 5

I . C . , C M O S , M C U ( S S )

 

X 3

1

S 1 7 9 0 0 - 8

1 4 P I N I . C . ( S S )

 

X 4 , X 1 8

2

S 1 7 9 0 0 - 2 4

I C , 7 4 H C 1 3 2 , C M O S , G AT E , N A N D , 2 - I N , S T ( S S )

4.97

X 5 , X 1 0 , X 1 6

3

S 1 5 1 2 8 - 1 1

1 4 P I N Q U A D C O M PA R AT O R

X 6

1

S 1 5 1 2 8 - 4

I C , L M 2 2 4 , O P - A M P

 

X 8 , X 9

2

S 1 7 9 0 0 - 5

I C , 7 4 H C 3 7 3 , C M O S , L AT C H , 3 - S TAT E , O C T ( S S )

D 2 0 , D 4 2 , D 4 7

3

T 1 2 7 0 5 - 4 7

4 A / 2 0 0 V

D 2 1 , D 2 2 , D 2 3 , D 2 4 , D 2 6 , D 3 5

1 2

T 1 2 7 0 5 - 3 4

1 N 4 9 3 6

D 3 6 , D 3 8 , D 3 9 , D 4 0 , D 4 1 , D 4 8

 

 

 

D Z 1 , D Z 2

2

T 1 2 7 0 2 - 4 0

1 N 4 7 3 5

D Z 3 , D Z 4 , D Z 5 , D Z 6

4

T 1 2 7 0 2 - 3 8

1 N 4 7 5 1

D Z 8 , D Z 9

2

T 1 2 7 0 2 - 1 1

1 N 4 7 4 5 A

J 1 , J 4

2

S 1 8 2 4 8 - 4

H E A D E R

J 2

1

S 1 8 2 4 8 - 8

H E A D E R

J 3

1

S 1 8 2 4 8 - 6

H E A D E R

J 5

1

S 2 1 1 3 4 - 1 4

M O L E X C O N N E C T O R

J 6

1

S 2 1 1 3 4 - 1 0

M O L E X C O N N E C T O R

J 7

1

S 1 8 2 4 8 - 1 2

H E A D E R

J 8

1

S 1 8 2 4 8 - 1 0

H E A D E R

L 1 , L 2 , L 3

3

T 1 2 2 1 8 - 7

3 3 0 u H

L E D 1

1

T 1 3 6 5 7 - 2

R E D L E D

L E D 2

1

T 1 3 6 5 7 - 3

G R E E N L E D

O C I 1 , O C I 2 , O C I 3 , O C I 4 , O C I 5

8

S 1 5 0 0 0 - 2 5

O P T O C O U P L E R

O C I 6 , O C I 7 , O C I 8

 

 

 

O C I 9 , O C I 1 0

2

S 1 5 0 0 0 - 2 0

P H O T O F E T

Q 1 , Q 3 , Q 5

3

T 1 2 7 0 4 - 6 8

2 N 4 4 0 1

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R250

3.13

.18

0

CONTROL G3168-2

 

LN-10

 

 

8

 

 

7

 

- 6

 

+ 5

 

S R

3 4

S2

4 2

 

M

O N

 

 

1

 

HEAD

6 7 8

S1

SOURCES

O N

 

5

 

 

4

 

 

3

 

 

2

 

 

1

 

PWR

 

 

R224 R223 R225 R222 R226 R221 R227 R220

R228

R229

R230 R231

R208 R207 R209 R206 R210 R205 R204 R211

R212 R213 R214 R215

 

 

R159

 

 

 

C52

 

 

 

 

 

 

 

 

 

 

 

 

C49

R161

C69

X5

 

 

 

R122

 

 

 

R128

 

 

 

 

 

 

R105

 

 

 

 

 

 

C48

 

 

 

 

 

 

R125

C9

 

 

 

 

 

R127

 

C37

 

 

 

 

 

 

 

 

 

 

 

 

C53

 

 

 

 

X31

 

R58

R39

C18

R40

C21

R219

 

X22

 

 

 

 

R218

 

 

 

R217

 

 

 

R216

 

 

 

 

 

X2

C16

X30

 

 

 

 

 

R75

R248

 

 

 

R246

C8

 

 

 

R203

LED2

OCI8

OCI7

R201

R202

 

 

 

R200

 

R78

R80

 

 

R77

R79

 

 

C27

 

 

D28

 

X25

 

R126

 

R76

 

C54

 

 

 

X21

C82

 

R42

 

R73

 

C19

 

 

 

 

 

 

R37

 

 

R43

R38

 

 

C22

R44

 

 

 

 

Y1

 

R46

 

 

C20

C13

X1

 

R50

R54

 

LED1

 

R52

 

 

R243

 

R7

 

R247

 

R49

R45

OCI6

OCI5

OCI4

OCI3

R83

 

R82

R85

R81

 

R59

R64

R21 C26

R74

D5

R17

 

 

 

 

D29

 

 

 

R22

 

 

 

 

 

 

 

C1

 

 

X6

R120

 

 

 

 

 

 

R123

 

 

 

 

 

 

 

 

R129

D15

D16

D4

 

 

 

 

 

R19

 

 

 

D31

 

 

 

 

R117

 

 

 

 

 

 

 

 

 

 

R121

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R130

 

 

 

 

 

 

 

 

C51

 

R41

 

 

C10

 

 

 

C12

 

R244

 

 

 

 

 

 

 

 

 

R245

 

 

 

 

 

C15

 

R249

X8

 

 

 

X9

 

 

 

 

 

 

 

 

 

C28

 

R2

R1

R4

 

 

 

 

 

 

 

 

R8

R3

R5

R47

R48

X18

OCI2

 

 

OCI1

 

R87

 

 

R72

 

 

 

R86

 

 

R88

 

 

R84

 

R68

 

 

 

 

 

 

R61

 

 

 

 

 

R65

 

 

 

X3

R63

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J5

R169

 

 

 

 

C101

 

R141

 

 

 

 

 

 

 

C31

 

 

 

 

 

C47

D27

R172

 

 

Q7

 

D25

R144

 

 

 

D19

 

 

Q5

 

 

 

R167

 

 

 

 

 

 

X10

R113

 

D49

R189

 

 

 

 

 

 

 

R187

 

 

 

R53

 

 

R160

 

 

 

 

R57

 

 

 

 

R55

R236

 

 

 

 

OCI10

 

C38

 

 

Q3

 

R102

 

 

 

 

 

R186

 

 

 

 

 

 

 

 

R11

 

C30

 

 

DZ2

 

R56

 

 

R93

 

 

DZ1

 

R51

X11

 

C32

 

 

D12

 

D9

 

 

 

 

 

 

 

 

 

 

 

D14

 

R27

R16

R98

 

 

 

D10

 

R29

 

 

 

 

R26

X16

 

 

 

 

 

 

 

D13

 

R32

 

 

 

 

 

D11

 

R28

X24

 

 

 

 

 

D7

 

 

 

 

R96

R115

 

 

 

D8

R71

 

 

 

 

 

R100

 

 

 

R12

C11

 

D51

 

R173

C71

R188

C2

 

R235

R15

 

C3

 

 

D53

 

 

 

 

 

 

 

 

 

 

R13

 

 

 

 

 

 

 

C5

 

D50

 

 

C33

 

C4

 

 

 

 

R14

C14

D52

 

 

C100

 

R99

 

 

 

R233

 

 

 

 

 

 

 

R232

 

 

 

 

 

 

 

R234

J1 J2J3 J4

X 1 1

1

S 2 0 3 5 3 - 4

I C , C M O S , X C V R , E I A 4 8 5 ( S S )

X 1 2

1

S 1 5 1 2 8 - 2 0

A M P L I F I E R

X 2 1

1

S 1 5 1 2 8 - 1 0

I C , 4 3 1 , V O LTA G E R E F.

X 2 2

1

M 1 5 1 0 2 - 3

I C , S 8 0 5 4 H N , C M O S , U N D E R V O T- S E N S I N G ( S S )

X 2 4

1

M 1 5 1 0 4 - 8

I . C . , E E P R O M , ( S S )

X 2 5

1

M 1 5 1 0 5 - 7

I C , C M O S , M P U , A / D , 1 0 - B I T ( S S )

X 2 6 , X 2 7

2

S 1 5 0 1 8 - 1 6

H V G AT E D R I V E ( S S )

X 2 8

1

M 1 5 4 5 8 - 4

8 P I N I C

X 2 9

1

S 1 8 3 9 5 - 3

H E AT S I N K A S B LY

X 3 0 , X 3 1

2

S 1 7 9 0 0 - 2 6

I C , 7 4 H C 1 5 1 , C M O S , M U X , D ATA , 8 - I N P U T ( S S )

Y 1

1

S 1 6 6 6 5 - 5

8 . 0 M H Z

0

.18

5.17

5.85

9.82

10.00 ±04

Q 4

1

T 1 2 7 0 4 - 5 4

N - C H A N N E L F E T ( S S )

Q 7

1

T 1 2 7 0 4 - 6 9

2 N 4 4 0 3

Q 1 0 , Q 1 1

2

S 2 0 1 0 6 - 1

H E X F E T W / H . S . A S B LY ( S S )

Q 1 2 , Q 1 3

2

S 2 0 1 0 6 - 3

T R A N S I S T O R , I G + D , T 2 4 7 , 6 0 0 V

Q 1 4

1

S 1 8 3 9 5 - 5

H . S . A S B LY ( S S )

R 1 , R 2 , R 3 , R 4 , R 5 , R 8 , R 4 7 , R 4 8

8

S 1 9 4 0 0 - 2 6 7 0

2 6 7 1 / 4 W

R 6

1

S 1 9 4 0 0 - 4 7 5 2

4 7 . 5 K 1 / 4 W

R 7 , R 3 9 , R 7 5 , R 7 6 , R 9 0 , R 1 2 9

8

S 1 9 4 0 0 - 1 0 0 1

1 K 1 / 4 W

R 1 3 4 , R 1 3 8

 

 

 

R 9 , R 1 0

2

S 1 9 4 0 0 - 1 0 0 4

1 M 1 / 4 W

R 1 1 , R 5 1 , R 5 6 , R 6 8 , R 8 1 , R 8 3

9

S 1 9 4 0 0 - 1 5 0 0

1 5 0 1 / 4 W

R 8 6 , R 1 1 0 , R 1 5 7

 

 

 

R 1 2 , R 1 3 , R 1 4 , R 1 5 , R 1 2 4

5

S 1 9 4 0 0 - 2 6 7 1

2 . 6 7 K 1 / 4 W

R 1 6 , R 1 9 , R 2 1 , R 4 9 , R 5 4 , R 5 8

2 2

S 1 9 4 0 0 - 4 7 5 1

4 . 7 5 K

R 6 1 , R 7 3 , R 7 4 , R 8 7 , R 9 8 , R 1 0 2

 

 

 

R 1 0 6 , R 1 1 2 , R 1 1 5 , R 1 3 0 , R 1 4 3

 

 

 

R 1 4 9 , R 1 5 5 , R 1 6 2 , R 2 3 6 , R 2 4 4

 

 

 

R 1 7 , R 4 5 , R 9 2 , R 9 6 , R 1 1 6 , R 1 6 0

7

S 1 9 4 0 0 - 3 3 2 1

3 . 3 2 K 1 / 4 W

R 1 6 9

 

 

 

R 1 8 , R 2 0 , R 2 4 , R 2 5

4

S 1 9 4 0 0 - 3 9 2 2

3 9 . 2 K 1 / 4 W

R 2 2 , R 2 3 , R 1 0 5 , R 1 2 5 , R 1 4 2

5

S 1 9 4 0 0 - 2 2 1 2

2 2 . 1 K 1 / 4 W

R 2 6 , R 2 7 , R 2 8 , R 2 9 , R 1 0 8 , R 1 0 9

8

S 1 9 4 0 0 - 4 7 5 0

4 7 5 1 / 4 W

R 1 4 7 , R 1 5 3

 

 

 

R 3 0 , R 5 5 , R 9 3 , R 1 2 7 , R 1 5 9 , R 1 6 1

6

S 1 9 4 0 0 - 3 9 2 1

3 . 9 2 K 1 / 4 W

R 3 1 , R 3 2 , R 3 7 , R 4 1 , R 4 3 , R 5 2

3 6

S 1 9 4 0 0 - 1 0 0 2

1 0 K 1 / 4 W

R 5 3 , R 7 1 , R 7 2 , R 1 0 0 , R 1 1 8 , R 1 2 6

 

 

 

R 1 4 4 , R 2 0 8 , R 2 0 9 , R 2 1 0 , R 2 1 1

 

 

 

R 2 1 2 , R 2 1 3 , R 2 1 4 , R 2 1 5 , R 2 2 4

 

 

 

R 2 2 5 , R 2 2 6 , R 2 2 7 , R 2 2 8 , R 2 2 9

 

 

 

R 2 3 0 , R 2 3 1 , R 2 3 5 , R 2 4 3 , R 2 4 5

 

 

 

R 2 4 6 , R 2 4 7 , R 2 4 8 , R 2 4 9

 

 

 

R 3 3 , R 5 7

2

S 1 9 4 0 0 - 6 8 1 0

6 8 1 1 / 4 W

R 3 4

1

T 1 4 6 4 8 - 2 3

2 0 5 W

CAPACITORS = MFD/VOLTS

RESISTORS = OHMS, 1/4 WATT UNLESS OTHERWISE SPECIFIED. INDUCTANCE = HENRYS

Return to Section TOC

Return to Master TOC

 

 

 

Ch’ge. Sht. No.

 

 

 

 

THE LINCOLN ELECTRIC CO.EQUIP.TYPE

 

 

 

LN-10

 

 

 

 

 

3-5-99F

 

 

 

 

 

 

 

 

 

 

 

4-20-2000A

 

 

 

 

 

CLEVELAND, OHIO U.S.A.

 

 

 

 

 

CONTROL P.C. BOARD ASEMBLY

 

 

 

 

 

 

 

 

 

 

SCALE FULL

SUBJECT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G3168-1

SHT.

G 3168-2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DR

LJB

 

DATE

12-8-98

CHK

 

 

REF.

 

 

SUP’S’D’G

 

 

 

 

 

 

 

 

 

 

 

 

 

NO.

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty. Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the machine.

LN-10

Page 93 Page 95
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Page 93 Page 95
Contents SVM154-A ISAFETYi Safety Fumes and GasesWelding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcMaster Table of Contents for ALL Sections Installation Table of Contents Installation SectionTechnical Specifications LN-10 Head & Control General DescriptionMounting the 10 Series Wire Drive Safety PrecautionsInstallation of the LN-10 Boom Mount Wire Feeder Components Recommended Processes and EquipmentConnecting Wire Drive Unit to Control Box Mounting Synergic 7F Wire Drive Unit K679-1 orMounting the LN-10 Control Box Series Wire Drive Ratio Selection Wire Drive Speed Range SelectionControl Speed Range Setting Electrode RoutingSeries Wire Drive Roll Kit Installation KP1505 and KP1507 Wire Feed Drive Roll KitsProcedure to Install Drive Roll and Wire Guides Synergic 7F Wire Drive 4-Roll Kits KP655 and KP656Gmaw Guns GUN and Cable Assemblies with Standard ConnectionGUN and Cable Assemblies with FAST-MATE Connection Innershield GunsCylinder may explode if damaged 8INSTALLATIONA-8Series Wire Drive Water Connections for Water Cooled Guns Buildup of Shielding GAS may harm health or killElectrical Installation Input Cable LN-10 Control to Power SourceMaterials Required for bench to boom conversion Optional Features InstallationBoom and Bench Conversions Materials Required for boom to bench conversionTable of Contents Operation Section OperationWire Drive Head Selection LN-10 Control DIP Switch SetupSetting the DIP Switches Setup DIP Switch AccessWelding Power Source Selection Metric/English Wire Feed Speed Display Selection Step Trigger Mode Operation SelectionSecurity Mode Selection S2 switch 1 on = m/minS2 switch 6 on Minimum Limits Setting mode on Maximum Limits Setting Mode SelectionS2 switch 4 on = Robotics mode on S2 switch 4 OFF = Robotics mode OFF As shippedKeypad and Display Operation Power-Down SaveProcedure Lights Indicate which Keypad and Display DescriptionTrigger Mode Selection Display Control Keys Control Control Select key enables operator to Digital Memory VoltmeterMaximum and Minimum Limits Setting Modes Dual Procedure Remote Wire Reel Loading READI-REELS Spools or CoilsFigure B.2 GAS Guard Regulator Setting Procedure for Setting Angle of FeedplateMaking a Weld Grounding Lead Protector Wire Reel ChangingWire Feed Overload Protection DH-10Explanation of Prompting Error Messages Display Prompt or ErrorAccessories Table of Contents Accessories SectionTable C.1 LN-10 Wire Feeder Accessories GeneralAluminum Electrode Wire Size Solid Steel ElectrodeCored Electrode Aluminum Electrode For use with Binzel Guns OnlyK1449-1 Dual Procedure K683-1 Dual Procedure SwitchK683-3 Dual Procedure Switch Input Cable AssembliesGUN and Cable Assemblies K1558-1 Remote Switch Interface ModuleGUN Adapters for 10 Series K1561-1 Robotics Interface ModuleK1556-1 Light Duty Caster KIT K1557-1 Swivel MountK1555-1 Insulated Lift Hook Maintenance Table of Contents Maintenance SectionRoutine Maintenance MaintenanceAvoiding Wire Feeding Problems Safety Precautions Periodic MaintenanceFigure D.1 Major Component Locations Table of Contents Theory of Operation Section Theory of OperationControl Board Input RECEPTACLE, Control Board and Operator Controls Wire Feed Head Receptacle Figure E.3 LN-10 Wire Feed Head and ReceptacleWire Feed Overload Loss of Voltage Sense Protection Shutdown Theory of Operation Protection and ShutdownLN-10 Troubleshooting and Repair Table of Contents Troubleshooting and Repair SectionHOW to USE Troubleshooting Guide Return to Return to Master TOCPC Board Troubleshooting Procedures LN-10 Troubleshooting Guide Function ProblemsFunction Problems Power Source Selection Function Problems Mode Selection Perform the Encoder Board Test Troubleshooting and Repair Mum and minimum limit set Perform the Gas Solenoid Test Feeding Problems Welding Problems LN-10 Test Description Test ProceduresWire Drive Motor Test Materials NeededWire Drive Motor Test Test ProcedureTach Adjustment and Feedback Test Materials Needed20TROUBLESHOOTING and REPAIRF-20 Tach Adjustment and Feedback TestTach Adjustment Procedure LN-10 Keypad Resistance Test 24TROUBLESHOOTING and REPAIRF-24 Keypad Resistance TestControl Ohms 50 Ohms Typical LN-10 Encoder PC Board Test Encoder PC Board Test Figure F.4 Encoder PC Board TestGAS Solenoid Test 30TROUBLESHOOTING and REPAIRF-30 GAS Solenoid TestComponent Replacement Procedures Display PC Board Removal and ReplacementRemoval Procedure 32TROUBLESHOOTING and REPAIRF-32Display PC Board Removal and Replacement Replacement ProcedureGAS Solenoid Removal and Replacement 34TROUBLESHOOTING and REPAIRF-34 GAS Solenoid Removal and ReplacementEncoder PC Board Removal and Replacement Encoder PC Board Removal and Replacement Figure F.8 Encoder PC Board Removal and ReplacementWire Drive Motor and Gear BOX Removal and Replacement Wire Drive Motor and Gear BOX Removal and Replacement Figure F.9 Wire Feed Assembly RemovalTo Remove the Wire Drive Assembly from the Gear BOX To Remove the Drive Motor from the Gear BOXReplacement Procedures Current Sensing Reed Switch Removal and Replacement Current Sensing Reed Switch Plug Check Wire Feed Speed Range Retest After RepairElectrical Diagrams Section Electrical Diagrams Wiring Diagram LN-10 ControlWiring Diagram LN-10 Wire Drive Electrode Cable From Current SensorSchematic Control PC Board #1 Schematic Control PC Board #2 Circuitry TachPC Board ASSEMBLY-CONTROL 3168 GSchematic Display PC Board 5VABoard Schematic Encoder PC Board 22066PC Board ASSEMBLY-ENCODER EncoderSVM Error Reporting Form

SVM154-A specifications

The Lincoln Electric SVM154-A is a powerful and versatile inverter-based welding machine designed for a wide range of applications. As a part of Lincoln Electric's esteemed portfolio, this model is particularly favored for its robust performance and cutting-edge technologies, making it ideal for both professional fabricators and hobbyists alike.

One of the standout features of the SVM154-A is its compact and lightweight design, which enhances portability without compromising power. Weighing significantly less than traditional welding machines, it allows welders to easily transport the equipment to various job sites. This feature is particularly beneficial in industries where mobility is essential.

Equipped with advanced inverter technology, the SVM154-A delivers a stable and smooth arc, providing consistent welding performance even in challenging conditions. The inverter design also contributes to energy efficiency, allowing users to save on operational costs while enjoying superior performance. The machine supports both MIG and TIG welding processes, which adds to its versatility. This adaptability makes it suitable for a range of materials including mild steel, stainless steel, and aluminum.

Another notable characteristic is its user-friendly interface. Designed with the welder in mind, the SVM154-A includes intuitive controls that simplify settings adjustments and operational processes. This ergonomic layout allows for ease of use, even for beginners, while still offering the adjustments that experienced welders appreciate for customizing their welds.

The SVM154-A also includes several safety features, such as thermal overload protection and a dynamic power control, ensuring safe operation while maintaining high productivity. Users benefit from features that protect both the machine and the operator, making it a reliable choice for long hours of work.

Moreover, Lincoln Electric's commitment to durability is evident in the SVM154-A's construction. Built with high-quality materials, this welding machine is designed to withstand the rigors of daily use, ensuring longevity and reliability over time.

In summary, the Lincoln Electric SVM154-A stands out for its portability, versatility, and user-centric design. With advanced inverter technology that promotes energy efficiency and a stability for various welding processes, it serves as a valuable tool for both professionals and hobbyists seeking to achieve high-quality welds across different applications. Its combination of advanced features, safety mechanisms, and rugged durability positions the SVM154-A as a top choice in the welding equipment market.
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