Wiring Diagrams

Lincoln Electric SP-100 service manual Wiring Diagrams

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-SP100

SP 100 WIRING DIAGRAM

-SP100

-G2

D o n o t o p e r a t e w i t h c o v e r s r e m o v e d .

WIRING

A R C V O L T A G E

D i s c o n n e c t i n p u t p o w e r b y u n p l u g g i n g

C O N T R O L P . C . B O A R D

p o w e r c o r d b e f o r e s e r v i c i n g

5 K

D o n o t t o u c h e l e c t r i c a l l y l i v e p a r t s

R 1

O n l y q u a l i f i e d p e r s o n s s h o u l d i n s t a l l , u s e o r

2 0 5

2 0 7

HIGH VOLTAGE

s e r v i c e t h i s m a c h i n e .

3 2 A

2 0 6

can kill

DIAGRAM:

( J 2 )

G A S

S O L E N O I D

(

J 1

)

W I R E S P E E D

N . C .

5 K

R 2

5 3 1 3 1 A

4 5 6

9 1 0

G U N T R I G G E R

T H E R M O S T A T

2 0 8

2 0 3

3 2

2 0 5 2 0 6

5 4 1 5 3 9

2 0 3 2 0 4

2 0 3 2 0 9

2 1 3

2 1 1 2 0 8

2 0 9

2 1 2

( M O U N T E D T O

2 0 7

D I O D E H E A T S I N K )

2 1 3

2 1 1

CODES 9794 and Above

T O G R O U N D

F A N

5 3 9

( W )

P E R N A T I O N A L

M O T O R

E L E C T R I C A L C O D E

W I R E F E E D M O T O R

2 0 4

5 4 1

2 0 3

O U T P U T C H O K E

( B )

2 4 V A C

L 2

L 1

A U X W D G .

2 0 4

C I R C U I T

S 1

B R E A K E R

3 1 A 5 3 1

D 1

2 0 4

O N - O F F

D 2

2 0 4

G U N C A B L E

S W I T C H

3 1

2 0 2

C O N D U C T O R

N . A .

N . D .

5 9 , 0 0 0 f

C 1

4 0 V

B L O C K

N . C .

N . D .

2 0 3

3 2

2 0 1

T 1

N . B . ,

N . D .

D 4

D 3

2 0 3

T O

2 0 3

W O R K

*C O N N E C T O R C A V I T Y N U M B E R

N O T E S :

J 1

J 2

1 2 3

1 2 3 4 5

E L E C T R I C A L S Y M B O L S P E R E 1 5 3 7

N . A . D I O D E S D 1 & D 3 A R E M O U N T E D O N T H E O U T S I D E H E A T S I N K .

L E A D C O L O R C O D E :

N . B . D I O D E S D 2 & D 4 A R E M O U N T E D O N T H E I N S I D E H E A T S I N K ,

4 5 6

6 7 8 9 1 0

W H I C H I S C L O S E S T T O T H E C E N T E R P A N E L .

B - B L A C K W - W H I T E

N . C . C O M P O N E N T V I E W E D F R O M R E A R .

L A T C H

N . D . B O L T E D A L U M I N U M C O N N E C T I O N S R E Q U I R E J O I N T C O M P O U N D .

C A V I T Y N U M B E R I N G S E Q U E N C E

S E E O P E R A T I N G M A N U A L W H E N R E A T T A C H I N G .

( C O M P O N E N T S I D E O F B O A R D )

1 1 - 1 2 - 9 3 K

CLEVELAND, OHIO U.S.A.

M 1 6 5 7 6

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels.