Lincoln Electric IM736 POWER MIG 300 - Manual (Page 42)

F-4
F-4 WIRING DIAGRAM
POWER MIG 300
W
IRI
NG DI
AGRAM POW
ER MI
G 3
00
(FOR CODES 11097, 11098)
J4
1 2 3 4 5 6 7 8 9 10 11 12
J3
1 2 3 4 5 6 7 8 9 10
J7
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
J9
1
2
3
4
5
6
J8
1 2 3 4 5 6 7 8
J2
1
2
3
4
J10 B
1
2
J11
1
2
3
4
1
2
J6
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
J5
1 2 3 4
J1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
J10 A
C O N T R O L B O A R D
J81
1
2
3
4
J82
J83
1
2
3
4
5
6
J86
1 2 3 4 5 6 7 8 9 10
J87
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
J84
1
2
3
4
5
6
7
8
110
1 110
2 110
3 110
4
110
2 110
1
J41
1
2
3
4
J43
1
2
3
4
5
6
7
8
9
10
11
12
J42
1
2
3
4
5
6
DI
GI
TA
L P
OWER
SU
PP
LY
B
OAR
D
FEEDER BOARD
844:
B
847:U
841:R
832
831
834
833
836
835
806 804 802 801 716 715 615 604 607 604 412 411 410 408 407 406 405 403 402 401
WIR
E DRI
VE
MOT
OR
GE
AR
BO
X
TO
+ STUD
901
903
502
FAN MOT
OR
DIS
PL
AY
P.C. BO
AR
D
50w atts
500 ohm s 2520 2530
471
472
412
411
408
407
403
406
402
405
410
401
901 903
715 716
+ -
LE
M
1
23
4
802
804
801
806
+S
TUD
-STUD
502 503
A
FAN RE LA
Y
~
FAN
L1
CHOK
E
RE
CONN
EC
T P
AN
EL
LIN
E
SW
ITCH
H1 H2 H5 H3 H4
115
V
X3 X4 X1 X2
H1
H4
L2
L1
H1
W B G
L1
L2
H5
H2
H3
H4
1
2
3
4
5
6
J88
MS
P III
BO
AR
D
DIS
PL
AY
BO
AR
D
611 503
R2
CONTROL RE
CTIF
IER
TP6
90
3B
90
1B
TP5
TP4
R1
50w atts
500 ohm s
323
4
323
3
J34
2 3 4 5 6 7 8 9 10
FLE
X
J341
1 2 3 4 5 6 7 8
MS
P II
I BO
AR
D
341
4
341
1
341
1A
341
5
SW
ITCH
SE
T
341
1
341
4
341
5
341
6
341
7
X5 X6
-
+
C6
+
X6 X5
6800/75
C5
+ 2400/1
00
615
607 B8
B7
C1 C2
C3 C4
B1
B3
B2
B4
B6
B5
30
0A
C
HO
PPER
B
OA
RD
(S
HOWN
CONN
EC
TED
FOR 230V)
323
4
472
471
323
3
471
B
472
B
L3
B
W
L2
L7 L6
110
4
110
3
503 503
A
B6 B2
B5
B1 B5
1 2 3 4 5 6 7 20
253 254 251
254
253
251
SH
IE
LD
ED
C
ABL
E
S3
R
S232
CONN
EC
TOR
SH
IE
LD
ED
CABL
E
P.
C.
BO
AR
D
CO
NN
EC
TION
DE
TA
IL
J37
FLE
X
CONTROL BO
AR
D
FLE
X CIRC
UIT
SH
IE LD
ED
CA
BL
E
H1
H4
H1
L9
PAN
EL
E
NC
OD
ER
S
VOLT
S/TRIM
WF
S/
AM
PS
858
857
859
851
0 1
2
3
1
2
3
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1 J85
851
2
852
851
851
1
855
A
G4511
1
2
3
4
5
6
7
8
B
W
A
P86
1 2 3 4 5 6 7 8 9 10
SPI
SP
OO
L
GU
N BO
AR
D
J89 J811
J810
1 2 3 4 5 6 7 8 9 10 1 2
L2 THRU L9
AR
E RF CHOK
ES
1
14 7
6
1 2
9 1
16 8
1
10 5
6 3
4
1
2
4 1
6 3
5 1
8 4 7 1
(VI
EW
ED FROM
COMPONE
NT SID
E OF BOAR
D)
CONN
EC
TOR CA
VIT
Y NUM
BE
RING S
EQU
EN
CE
12 6
LE
AD
COLOR CODE:
B=
BL
AC
K O
R G
RA
Y
R=R
ED OR PINK
W=
WHITE
G=GRE
EN (W/Y
ELLOW
STRI
PE
)
9 PIN P50
9
8
7
6
5
4 12
3
7
8
9
4
5
6 32
1
9 PIN J50
PA
NEL
RE
CEPT
AC
LE C
AVITY
NU
MBE
RI
NG
SEQUE
NC
E
(VIEWED F
RO
M LE
AD
SI
DE O
F
RE
CEPT
AC
LE)
ALL CAS
E FRON
T COMP
ONENT
S SHOWN
VIEW
ED FROM REAR.
321
8
75
-
+
BRIDGE D IODE
1 2 3 4 5 6
321
4
TACH
L8
855 SP
OOL GUN/
PU
SH
-PU
LL
SW
ITCH
853
2B
TRIG
GER
DUAL P
ROCE
DUR
E
4
3
2
1 4
834 833 GA
S
SOL
ENOID
853
851
4
L4
L5
(V
IE
W
ED
FRO
M
REAR
)
SP
OOL GUN
PU
SH
-P
UL
L
AM
PH
EN
OL
FO
OT
AM
PTROL
AM
PH
EN
OL
77A 77 76A 76 75A 75 2A
77A
3214 3218
75A
2A 4A
76A
2 4 4A
G
D C
B
A F
E D
C
B
A
F E
GN
D
SEL
EC
T
SW
ITCH
341
7
341
1A
341
6
851
4
811
1
811
5
811
1
836
811
5
1
2
3
4
7 8
77 76 846
A
846
846
851
A
2
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diag
ram for a particular code is pasted inside
the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. G
ive the equipment code number..
ENHANCED DIAGRAM