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G-3
ELECTRICAL DIAGRAMS
SA-250
Wiring Diagram (Wire Feed Module)
CLEVELAND, OHIO U.S.A.
3-18-94
L9259
R
AMPHENOL 1
A
D
F
510
602
610A
503A
609
501
CONTACTOR
CONTACTOR
+++
622
666
633
75A
76
77
75
R501
630
631
CV CONTROL
4
667
634
J2
J3
501
631
600
608
610A
509
503A
630
503
J4
2
1
GND
31
32
609
610A
510
501
503A
602
75
76
77
2
4
J1
E
G
J
32
31
4A
GND
2A
77B
76B
75A
76B
76A
76
608
609
CV -
CC +
CC -
634
633
610
667
N.A.
76A
115 VAC
GROUND
CONTACTOR
REMOTE
B
C
REMOTE CONNECTOR
TO NEG
BRUSH HOLDER
+-
P5
P6
J6
P7 J7
CR4
CR3
R502
C501 C502 C503
10K
CONNECTS TO
ENGINE WELDER
RECEPTACLE J5
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
1
2
1
2
3
4
5
6
1
2
3
4
5
6
7
8
75A
75
W
Y
510
POS
NEG
Y
W
503
602
509
610
600
31
32
GND
31
32
GND
609
610A
510
501
75
503A
602
76
77
2
4
75A
4
2
4A
2A
77A
WIRE FEED MODULE - WIRING DIAGRAM
250
25W
30000 MFD
75 VOLT
EACH
219
218
CONTROL BOARD
SHOWN IN CV MODE
CC/CV SWITCH S1
LOCAL/REMOTE SWITCH S2
SHUNT
FIELD
TO
RHEOSTAT
+
-
115V
DC
115V
AC
FLASHING
LEADS
SHOWN IN LOCAL MODE
77A
77B
77
621
219
218
621
300 AMP
SHUNT
P3
P4
P2
P1
1
2
3
4
5
6
9
10
11
7
8
12
P5
CONNECTOR CAVITY NUMBERING
SEQUENCE VIEWED FROM
LEAD SIDE OF CONNECTOR
J1
MOLEX CONNECTORS
J2 J4
J3
N.B. COMPONENTS VIEWED FROM REAR
ELECTRICAL SYMBOLS PER E1537
CONNECTOR CAVITY NUMBERING
SEQUENCE VIEWED FROM
COMPONENT SIDE OF BOARD.
N.A. LEADS 31, 32 AND 602 DO NOT GO INSIDE WIRE FEED MODULE BOX.
G-3
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