TOC

TOC

G-3

ELECTRICAL DIAGRAMS

Wiring Diagram-LN-9 GMA

 

G-3

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VOLTS - SPEED

SELECTOR SWITCH

517

 

 

 

S6

 

 

C2

 

 

 

510

 

 

 

 

5 4 3

 

C1

 

518

2

516

1

562

6

 

 

12

 

518

7

 

11

 

8 9 10

 

 

C3

 

 

 

513

 

 

 

 

 

 

 

 

560 519

METER

 

 

 

BOARD

 

 

561

 

PLUG

DIGITAL METER

 

 

METER BOARD

 

 

562

561

560

519

517

510

518

510C

602

601

12 10 9 8 7 11 5 2 6

3 4 1

562

561

560

519

517

510

518

510B 510A 602

601

 

 

 

 

 

518

 

 

 

516

 

513

SET-ACTUAL

 

SWITCH

 

 

 

N.O. N.C. N.O. N.C. S5

515

514

512

511

(J8)

(P8)

(P9)

634

635

636

510B

514

515

525

520

510

721

667

500

1/8 AMP FAST BLOW FUSE

3VOLTAGE P.C. BOARD

10 WHITE

9JUMPER S

12

 

N.A.

 

7

*

F

 

1

 

4

(J9)

 

 

B

A

B

2

 

 

Y

6P A

8

BLUE

S

11

* (J10) S

JUMPER

5

 

 

 

 

 

WIRE SPEED CONTROL

(P11)

5

(J11)

 

RHEOSTAT

10K

633

631

3

631

632

4

 

R2

 

 

632

6337

6349

635

6

 

 

635

636

8

636

10K

634

620

2

 

R3

 

VOLTS CONTROL

621

1

 

 

 

RHEOSTAT

CONTROL

RHEOSTAT

PLUG

Master TOC

JUMPER PLUG IS REMOVED

AND THE HARNESS RECEPTACLE IS CONNECTED TO THE OPTIONAL GMA OR BURNBACK TIMER P.C. BOARD PLUG. REPLACE JUMPER PLUG IF TIMER IS DISCONNECTED.

BURNBACK TIMER

P.C. BOARD (OPTIONAL)

GMA TIMER P.C. BOARD (OPTIONAL)

B1 B P C T2 T1

S S1 B1 B P C T2 T1

*(P6)

(J6)

 

 

 

 

 

515

514

512

511

8

7

6

5

9

3

4

1

2

510B

510A

602

601

 

515

514

512

511

(J7)

METER PANEL PLUG

(P7)

525

521A

500

521

N.C.

*

1

5

2

6

3

9

12 4

8

7

11 10 1

2

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

(P12)

(J12)

500

530A

524

521

 

533 500

 

C

B A 522

 

 

 

 

 

 

 

 

 

 

 

(P10)

 

 

32

 

 

3 AMP

32A

CIRCUIT BREAKER

 

32A

 

534

Return to

Return to Section TOC

Return to

Return to Master TOC

SWITCH

BOX

N.D. ASSEMBLY

GROUND

METER PANEL

 

METER BOX

ASSEMBLY

 

GND.

GROUND

 

CASE

 

N.D.

 

GND.

 

 

RED BLK BLUE

HALL EFFECT MODULE

X1

539

WHITE

541

BLACK

WIRE FEED

MOTOR

9

4

3

5

6

2

10 12 11 7

8

7

7A

31

4

504

2A

628

500

524A

524

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

510

531

7A

530B

521

510

510

500

 

540

628

500

530A

530

32A

(P2)

 

7

 

 

 

 

 

 

 

 

 

 

 

 

 

3 2 1

11

14 12 15 13

5 7 6

10

9

8 4

 

 

 

 

 

 

(J2)

*

 

 

 

 

 

 

(P3)

 

539B

 

 

 

 

 

 

3

 

 

2A

 

 

 

PM POWER

 

 

6

 

 

504

 

541B

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

P.C. BOARD

 

 

 

 

 

 

 

 

 

 

 

5

 

 

522

 

32A

 

 

 

 

 

 

(J3)

 

 

 

 

 

 

 

 

 

 

 

9

 

 

524A

 

7A

 

 

 

 

 

 

*

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

525

 

32A

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

 

529

 

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

628

 

 

 

532

 

527

526

 

 

 

 

 

 

 

 

 

 

 

 

667

721

POLARITY

 

 

 

 

 

 

S3

 

SWITCH

539B

 

DIRECTION

 

 

 

 

 

 

 

 

 

 

 

 

539

 

 

SWITCH

 

 

 

 

 

 

S7

 

 

 

 

 

 

 

 

 

 

 

 

67

21

541

541B

GLP, REED

 

 

 

 

 

 

SWITCH (CR4)

 

 

 

 

 

 

533

 

500

 

 

67

 

 

 

 

 

 

 

 

500

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

BLK

BLUE

 

 

 

 

(P4)

 

 

 

 

 

 

 

 

631

5

 

 

 

 

 

 

 

632

6

525

510

555

 

 

 

 

633

4

 

 

 

 

 

 

 

 

 

 

 

 

11

 

 

 

 

 

 

 

500

14

 

N.B.

 

 

 

 

 

510A

8

 

 

 

 

 

 

*

 

S

 

 

 

 

511

3

 

 

 

 

 

 

F

 

 

 

 

512

2

 

 

 

 

 

520

1

(J4)

 

 

 

 

 

 

 

JUMPER

 

 

 

 

524A

15

 

 

 

 

 

 

 

 

 

 

 

 

510

9

PM CONTROL

 

 

 

 

 

628

13

 

 

 

 

 

P.C. BOARD

 

52510

54012

5227

(R4)

ONE MAGNETICALLY

22K

TIGHTLY COUPLED TURN

 

S4 G.L.P.

RESET

S2

500 HOT-COLD

2A 530BINTERLOCK SWITCH

2522

ELECTRICAL SYMBOLS PER E1537

*CONNECTOR CAVITY NUMBER

 

(J5)

 

CONNECTIONS AS VIEWED FROM BACK OF RHEOSTAT

 

 

NOTES:

622

A

 

 

 

 

B

TRIGGER

N.A. VOLTAGE P.C. BOARD WHITE JUMPER TO BE SHIPPED

623

C CONNECTOR

CONNECTED TO PIN "S" AND VOLTAGE P.C. BOARD BLUE

 

D

 

JUMPER TO BE SHIPPED CONNECTED TO PIN "B".

E

N.B. CONTROL P.C. BOARD JUMPER TO BE SHIPPED CONNECTED TO PIN "F".

N.C. JUMPER PLUG IS REMOVED WHEN THE OPTIONAL PULSED

POWER FILTER P.C. BOARD HARNESS PLUG IS CONNECTED

TO THE VOLTAGE P.C. BOARD. REPLACE JUMPER PLUG IF

THE OPTION IS DISCONNECTED.

N.D. NOT PRESENT ON EARLER CODES.

CONNECTION FOR D.C. TYPE POWER SOURCES. FOR OTHER

TYPE POWER SOURCES (R3S, SAM, AND SAF OR SA WITH

K224) SEE OPERATING MANUAL.

to Section TOC

to Master TOC

 

 

(J1)

 

 

4/10 AMP

602

601

 

H

C

 

 

SLOW BLOW

 

G

B

 

 

FUSE

RED

 

 

D

32

 

 

 

RED

 

INPUT

 

 

 

 

 

F

A

 

 

 

 

 

CONNECTOR

 

 

 

 

 

A

2

31

 

531

BLACK

 

 

(R1)

T1

 

B

4

 

 

 

 

 

C

31

 

2

 

BLACK

31

 

E

21

 

 

 

 

 

 

 

 

 

IGND

533

534

500

YELLOW

TRIGGER

530

 

621

32A

P.C. BOARD

500

RED

 

T2

620

621

622

623

 

 

 

 

620 531 BLACK

GROUNDING STUD

WELD CURRENT

REED SWITCH (CR2) 529

15/64 ø

J12

4 PIN

7A 32A

GAS SOLENOID

CAVITY NUMBERING SEQUENCE

(COMPONENT SIDE OF BOARD)

67

628

INPUT CABLE

GUN CABLE

 

 

1-10-97G

Return

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CLEVELAND, OHIO U.S.A.

L10247

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. It is provided for reference only.

LN-9 GMA

Page 137
Image 137
Lincoln Electric SVM138-A service manual Electrical Diagrams, Wiring Diagram-LN-9 GMA