Lincoln Electric IM544-B Welding System User Manual


 
F-2
DIAGRAMS
F-2
COMMANDER 400
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific dia-
gram for your particular machine is pasted inside the machine on one of the enclosure panels.
WIRING DIAGRAM:
COMMANDER 400-STICK & WIRE MODEL WIRING DIAGRAM
6 230 MAX.
9 50-575
8 400 MAX.
7 270 MAX.
2 WIRE WELDING CV
5 180 MAX.
4 120 MAX.
3 90 MAX.
1 NO FUNCTION
POSITION NAMEPLATE SETTING
FROM BACK)
(VIEWED
S8
216
5
FINE CONTROL
2
4
6
215
208A
POT
3
219
214
A
NEG.
220
CW
CC
77
77B
CV
284B
222
BOARD
284
1
CHOKE
284A
L2
CV
3
216
217
218
4
219
4
220
5
221
222
5
6
7
E2
E1
237
9
6
226
227
234
2
1
3
45
9
8
7
6
5
4
32
1
12
6
77D
2
4B
2D
6
2B
76D
76C
J62
208
282
3
2
21
1
206S
208A
S5
SWITCH
POLARITY
ELECTRODE
4
285A285
SHUNT
4D
31
32A
21
77E
76E
H
E
F
242H
WORK
G
I
K
B
242I
F
AMPHENOL 1
GROUND
223
204
EXCIT
ER VOLTA
GE
FEEDBACK BOARD
ENGINE
J50
OIL PRESSURE SWITCH & SENSOR
OIL TEMP. SENSOR & SWITCH
STUD ON ENGINE
M
OU
NT C
HANN
E
L
MOUNT CHANNEL
ST
UD ON
STUD ON GENERATOR
11
12
STAINLESS STEEL
T3
1005
1024
1003
T2
1023
1016
1021
T1
1015
5D
1008
3D
1002
1013
1014
240 uF
1012
1010
1017
1019
1006
1011
240 uF
1004
1009
3D
WHITE
5H
TERM.
WHITE
GND-C
GREEN
GFCI
J11
HOT
LOAD
HOT
115 V
LINE
9
GREEN
WELDED STUD
WHITE
5G
LOAD
WHITE
9
12
B6
11
B5B4
FRAME
GROUND
STAND-OFF
B7
10
207
9
8
4
3
2
1
2
1
204S
7
6
J6
253
252
251
250
J1
COMMON BATT.
206
SELECTOR SWITCH (S8)
LINE
GFCI
GND-A
8
LOAD
WHITE
BLACK
3D
15A
3A
CB3
WHITE
AMMETER
6B
T1 INSULATED STUD
50A
IN CONTROL BOX
+
50A
CB2
CB1
238
6A
BLACK
J12
3D
115 V
5G
LINE
HOT
LOAD
HOT
11
10
J6
J5
262
J2
POS
J8
SENSE
1
MOTHER
CONTROL
2
PC BOARD
213
3
214
239
215
234
SENDER
BRACKET
286
BOLT ON
10
3D
9
240A
8
7
273
6
272
5
5D
3
T3
T2
EXCITER
WINDINGS
6
4
3
6
5A
5
ON OUTPUT PANEL
GND-E
GND-D
GND-C
IN CONTROL BOX
GROUND SCREW
AUX. POWER
5C
E1
274
268
STATOR
2
269
CONNECTIONS
CAPACITORS MADE
1
CONNECTIONS TO
270
VIA BOLTED
247
LOW
PRESS.
J40
5
77D
1
76D
4D
2
2D
76E
3
4
5
75D
3
SWITCH
SENSOR
FUEL LVL.
ENGINE TO PANEL HARNESS
SENSOR
228
241
242E
229
239
P16
J16
8
9
228A
241A
242D
229A
239B
233A
WK
SWITCH
285
PANEL TO PANEL WIRES
5
4
6
7
3
G
2
SENSOR
1
(-)
232C
245
229B
232B
246
232A
FUEL
232F
LOW
+
FUEL
S
TEMP.
OIL
-
TEMP.
243
+
232E
S
PRESS.
229A
-
242
5K
CONTROL
8A
REMOTE
B
CONTROL
C
75D
D
AUXILIARY BYPASS PCB
J
9A 5K
5J
8A
A
GROUND
242I
242H
AMPHENOL 2
75E
7
CB5 15AMP
REMOTE
2E
4E
C
D
CONTACTOR
115AC
RF BYPASS
PC BOARD
1
W2
W5
75E
242H
242I
77E
32A
A
CONTACTOR
E
1
3
J60
CONTROLLED
4
J21
4
ALWAYS ON
OUTPUT REMOTELY
FRAME GROUND
5J
9A
8
75B
4
77C
277
J61
7
267
8
9
10
11
14
1
4
1
J2
232
3
J3
4
5
6
233
233A
232H
S3
RUN
STOP
232A
236A
285
6
CONNECTOR CAVITY NUMBERING SEQUENCE
(VIEWED FROM COMPONENT SIDE OF BOARD)
NEXT AVAILABLE 287
76
1
2
3
4
5
8
G4
10
283
21
CV DAUGHTER BOARD
77
3
2
J20
1
2
6
5
4E
2E
ELECTRICAL SYMBOLS PER E1537
255
S4
AUTO
HIGH
PULL
SOLENOID GROUND
-
+
239B
METER
HOUR
PANEL TO PCB HARNESS
COIL
PULL
227
COIL
262
SOLENOID
IDLE
225
COIL
HOLD
SOLENOID
226
240
COIL
ENGINE TO PCB HARNESS
HOLD
224
SHUTDOWN
239A
242G
STUD ON ENGINE
237
236A
IDLER
SWITCH
256
S2
254
231A
236C
206A
SCR C
204B
204C
268
270
273
280
G2
POS.
207
204S
277
G4
280
206
NOTE:
NO CONNECTION
C1-C4
SWITCH
SEE CHART
206A
213
POS.
283
DE
FRAME
GROUND
NEG.
BYPASS PC
ON NEWER MODELS
E2
1022
1020
1007
1018
1008
5H
5D
1001
1006
1004
1002
240 uF
5
5A
GREEN
GND-E
GND-D
5D
5E
3
W6
3
W3
2
W4
W1
6
W3
W5
W4
W6
W1
6
2B
OUTPUT
4B
S6
CONTROL
SOURCE
6
3
6
3
6
32
GND-F
W2
240
245
232
239A
236B
224
BOARD
247
5
START BUTTON
2
240
13
ENGINE PROT.
233
6
12
229B
J7
4
3
1
B3
B2
B1
246
8
243
7
J23
J21
J4
ENGINE
PROT.
BOARD
B2
B1
J1
J23
J3
J8 J7
CONNECTIONS ON CONTROL BOARD
(VIEWED AS INSTALLED)
CV
BOARD
B3
6
3
208
3
279
6
OUTPUT
CHOKE
L1
221
BACK
76B
75
VIEWED FROM
7
9
75
217
8
218
76C
231A
STARTER
+
242G
S
232D
-
241A
242A
ALT.
232G
ENGINE TO PANEL HARNESS
-
228A
242C
242B
242D
236C
5C
INSTRUMENT PANEL
GROUND SCREW
IN CONTROL BOX
ALTERNATOR
238
MOTOR
EXC
NEG
STARTING
SOLENOID
PCB
3
2
1
5
6
7
SPI
8
J5
SCI
STAND-OFF
240A
STAINLESS STEEL
FRAME GROUND
METER
SELECTOR
261
260
261 204
223
300W
R3-12
R2-12
282
21
DB
SCR 1
ASSEMBLY
600 AMP
CURRENT
SENSE TOROID
SCR B
30,000 uF
DD
R1-50
100 W
209
DC
209A
77C
REMOTE/
LOCAL
SWITCH
S1
S9
260
V
A
VOLT/AMP
J30
4
2
75B
SWITCH
76
256
255
269
206S
G1
G3
204A
G2
G1
G3
204A
RECTIFIER
SCR A
DA
BLACK
3
IN CONTROL BOX
INSULATED STUD
T3
3B
15A
CB4
5C
BLACK
J10
115/230V
5H
BLACK
8
5E
WHITE
LINE
31
T1
IN CONTROL BOX
NEUTRAL T2 STUD
5-15-98A
L11009
7
272
274
6
8
279
1
2
3
4
4
4
3
5C
12 VOLT
(+)
GND-F
GND-H
ENGINE GROUND
J4
BATTERY
242