Lincoln Electric IM727 manual SAE-400, Severe Duty

CONTROL WIRING DIAGRAM - SAE-400 & WELD’N AIR

F-2

COLOR CODE

AC

REMOTE CONTROL RECEPTACLE

PLUG FOR REMOTE CONTROL

AND SWITCH

POTENTIOMETER

B-BLACK OR GRAY

ALTERNATOR

W 203

G

G

ROTOR

G

Y

X

+

X

G-GREEN

-

(-)

D2

(+)

SLIP

B

Y

RESISTORS

N-BROWN

RINGS

R

W

R-RED OR PINK

W

AC

R

U

FLASHING DIODE

600

U-BLUE

W-WHITE

AND RESISTOR

R

600A

41

W

Y-YELLOW

G

41A

1

{

238

R

2

G

W

B NEG

POS

42A

3

42

SEE BATTERY

W

W

4

602

B

-

+

5

CONNECT

WIRING DIAGRAM

R

6

TO BASE

WIRING

{

GROUND

B

1

3

2

4

P8

REMOTE CONTROL

SCREW

(+)

SAE-400

TO LOWER PANEL

POTENTIOMETER BOX

201

G

SWITCH FOR LOCAL OR

GROUND SCREW

Y

AC

AC

U

POLARITY

REMOTE CONTROL SHOWN

D1

602A

IN LOCAL POSITION.

U

500

SWITCH

SEVERE DUTY

1

DIAGRAMS

(-)

R

G

W

2

4

3

R

G

G

602B

230V DUPLEX

WHITE

4

5

RECEPTACLE

TERMINALS

U

BACK VIEW

602

R

ALTERNATOR

REACTOR

W

B

AUXILIARY

N

OF POLARITY

POWER WDG.

SWITCH

REMOTE SWITCH WIRED THIS

W

WAY ON EARLIER UNITS

115V DUPLEX

E

F

RECEPTACLE

A

2

FRONT VIEW

1

15A

OF RECEPTACLES

B

B 3

15A

20A

20A

B

B

TOROID

ELECTRODE

CB1

CB2

CB3

CB4

W

SEE BATTERY

R

2CR

TO WORK TERMINAL

W

WIRING DIAGRAM

B

WELD CURRENT

B

B

SENSING SWITCH

ELECTRICAL SYMBOLS PER E1537

7- 2 001G

M19237

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The	F-2
specific diagram for a particular code is pasted inside the machine on one of the enclosure panels.