Lincoln Electric COMMANDER 300 IM601-A - Manual (Page 37)

F-1 DIAGRAMS F-1
COMMANDER 300
NO
TE:
This diag
ram is f
or ref
erence only
.
It ma
y not be accur
ate f
or all machines co
v
ered b
y
this man
ual.
The specific dia-
g
ram f
or y
our par
ticular machine is pasted inside the machine on one of the enclosure panels
.
WIRING DIAGRAM:
5M
1 2
237A
3 4 5 6 7 8 9 11 10 12
5C
13 14 15 16 5E
200B
6E
GND-C
BRUSH 201
GND-E
41
5A
10A
GND-D
CB6
5D 6C
3 2
42VAC KIT
AUXILIARY POWER
15A
31
GND-B
OPTIONAL
CB5
EMPTY
230A
6
7
300A 8
LOW HYDROGEN 30A-375A
9 EMPTY
WITH
43
42VAC KIT
S6
6A
GND-E
NEUTRAL STUD BOX "LEFT SIDE" BACK OF CONTROL AUXILIARY 5D
GND. SCREW ON CONTROL PANEL
5C
200A
5
GND-D
5P 6H 201A 241 224 281 200D 234 228 233 P30 200B 226A 237A 239 262
12
12
VIEWED 41
75B
42
OUTPUT
31
CONTROL
(BLACK)
15
32
NEUTRAL
30VAC
CCW
BK
CONTROL HOT(BLACK) BROWN
14
16
BK
PRIMARY 120VAC
BR
30VAC CONTROL
BR
13 YELLOW R
233A
5J
243
247
234A
245
261
246
260
1
6 200
263
12
4B
264
2B
232D
3
91
18
17
+
-
2
1 228A
41
TOROID
228B
42
32
31
229C
229B
1
5
J14 RECTIFIER BRIDGE
SHUNT -
50MV=400AMPS
14
13
1
5G
2
3
Y
4
6E
5
6
P16
78
16
15
J16
17
18
SHOWN IN
SWITCH SHOWN IN
32
256
5J
5N
5H
SHOWN IN
BOTTOM RIGHT OF
"HIGH" POSITION
5L
229B
5G
264
232K
-
263
+
METER
CONTROL HARNESS
32
242B
239A
77B
GND. STUD ON CONTROL BOX
262A
RUN/STOP
224A
232C FUEL
3
4
GOLD
SILVER
ALT.
TEMP.
LOW PRESS.
GOLD
277
SILVER
77B
GOLD SILVER
FROM BACK 278
PINCH POT
TOROID
278A
CONTROL HARNESS
76
HOUR
-
242
-
BRUSH
+
2400MFD
231
242 236 238
232D
SOLENOID
5
5
3
GND-C
115/230V
5A
4
60A
5
90A
216
(VIEWED FROM REAR) SELECTOR SWITCH
HEAT SINK
236C
3
4 5
42B
6
BLACK
RED
CONTROL HARNESS
OPTIONAL
ROTOR
2B 4B
5G
START BUTTON
2C
226
4C
J6
237
90
23A
A B C D E F
25A
67
LOW
3
FUEL
G3672 ENGINE HARNESS
248
6H
201
IDLER
CONTROL
HIGH
236A
232J
RUN STOP 232H 5F
76B
236
231
236C
239
6 4
POWER MODULE
203
67 BYPASS PCB
21B
5
3
B
21C
GOLD
SILVER
K
3
EMPTY
EMPTY
EMPTY 76C
5F
OPTIONAL ON STANDARD MODEL
200A
TO THE LAMINATION TO SLIP RING NEAREST
5
POSITIVE BRUSH CONNECTED
200E
200D
200C
201A
300V 201B
232P
6D
5P
5F
12
CB4
SILVER
5B
6A
6D
5E
5C
42
232
236C
238
110A
108A
109A
W B+ 239A 281A 241A 233A 228A 234A 262A 224A 237 226 200 6D 5H 200C 201B 200E
50A
75B
76C
4C
1
2C 77C
TOROID
E F G I
2D 4D 242I
77
75
21
22 278
277
25
23
1
J9
5
1
5L
J8
106A
107A
104A
102A
101A
103A
4
104A
102A
216
103A
222
218
219
213
217
220
214
101A
106A
105A
107A
108A
215
76
242H
242I 8
1
ON BOTTOM LEFT OF CONTROL BOX
6C
150A
CB1
20A
8
HOT (GOLD)
11
J11
3B
CB3
50A
SILVER
9
J11
HOT (GOLD)
CB2
6A
3
CORRESPONDING SETTINGS FOR TAP NUMBERS
&200$1'(5:,5,1*',$*5$0
6A
(AS VIEWED FROM THE FRONT)
6B
SWITCH CONTROL
"ALWAYS ON" POSITION
236B
242E 242I
8
256
281A
229A
248
242D
AUTO
77C
242A
"LOCAL" POSITION
229C
232B
S
232D
CONTROLLED
242C
238
BATT.
"RUN" POS.
228 241
229
J30
32
5N
239 238
224
IDLE
77E 21C 2E
3 2 1
5
HEAT SINK
J13
POSITION
POSITIVE POLARITY
J12
SWITCH SHOWN IN
3
6A
3
DIRECTIONS IN OPPOSITE
6A
TOROID TWICE PASS THROUGH LEADS 3 & 6A
6A
RIGHT
232A
1
247
232E
246
232F
245
232G
205
232G
DRIVER
232F
232E
232K
6
WELDING SOURCE
3
6A
ALWAYS ON REMOTELY 232A
5N
229B S
OIL
BLACK
3 3A
3
243
229A
229
J18
241A
P18
4 J60
1
2D
4D
6 4
77D
75D
3
J62
76D
1
4E
2E 77E
75E
3
76E
TOROID
+
6
STARTER
STATOR
ALTERNATOR
AUXILIARY WINDINGS
1
P40
J40
6A
6D
6E
3
AUXILIARY POWER
11
GND-B
"INSULATED STUD"
RED
7-2000C
75E 242H 41 42 76E
+
3 4
30A-375A CV MIG/MAG
OIL PRESSURE SWITCH & SENSOR
SHUTDOWN
SOL.
232
1
242D
SOL.
FUEL LVL. SENSOR
STARTING MOTOR
WELD STUD ON 5R OUTPUT PANEL
229
262
SWITCH
12V BATTERY
233
FRAME
GROUNDING BOLT ON ENGINE BLOCK
SENSOR
234
SWITCH
G
WK
OIL TEMP. SENSOR & SWITCH
SENSOR
IGBT PCB2
31
POLARITY SWITCH
32 4E
J
50K
A D C H
12VDC
STUD
INSULATED
LEADS 238 & 236C TO BE BOLTED TOGETHER AND TAPED ON STANDARD MODEL.
1
CAP.
Y
R
2
RED
241B
17
42VAC PCB
18
POWER
8 J61 5 6
4
RF BYPASS PCB
(-) (+)
226A
-
STUD ON ENGINE MOUNTING FOOT
D- D+ 281
67
3
GROUND CONTROL
AMPHENOL 2
6A
261
260
LEADC 203 TO
PASS THRU TOROID 67A ELECT. WORK
+
67A
115VAC CONTACTOR
77D 76D
WORK
75D
W2
W2
W3
W3
REMOTE CONTROL 42VAC GROUND AMPHENOL 1
REMOTE CONTACTOR
STATOR
WELD
WINDINGS
W5
W4
W3
W5
W4
W2
LEFT
W1
15
W1
1
W6
W6
W3
217
23A
S5
16
R2
218
2
6
5
7
25A
CAP.
219
8
220
A
IGBT
9
DRIVER
PCB1
CHOKE
L1
P14
204
22 21
13 14
23 25
4
6A
ONE TIME
W6 W1
W1 W6
W2
250 ohms
25 watts
222
213 214 215
16
5M
9
ENGINE PROTECTION PCB
BACK OF CONTROL BOX GND STUD ON RIGHT SIDE
J7
J2
6
5
4
9
10
DISPLAY PCB
J4
16
CONTROL PCB
6
J3
J1
8
242H
5R
ENGINE GROUND
OPTIONAL ON STANDARD MODEL R1 76B
75A
VIEWED FROM BACK
75
3
5
105A
21A
232
22A
3 2
90
4 1
91
110A
109A
CONTROL TRANSFORMER
20A
5B 5E
REMOTE 77
LOCAL
SWITCH SHOWN IN
TEMP
OIL
PRESS.
242B
S
241B
CHRG.
228B
7
6
1
J5
4