Electrical Diagrams - Lincoln Electric COMMANDER SVM145-B Service Manual

G-2
WIRING DIAGRAM - COMMANDER 300 DELUXE MODEL
3
6A
LEADC 203 TO
261
PASS THRU TOROID
260
ONE TIME
3
203
6A
6A
67
LEADS 3 & 6A
67A PASS THROUGH
ELECT.
TOROID TWICE
3
IN OPPOSITE
DIRECTIONS
6A
BYPASS PCB
WORK
21B
67A
31
SWITCH SHOWN IN
+
POSITIVE POLARITY 32
POSITION
POLARITY
21C
SWITCH
-
J
31
115VAC
A
32
D
4E
CONTACTOR
C
2E
H
WORK 21C
E
77E
REMOTE
F
76E
CONTROL
G 75E
OPTIONAL
I
41
42VAC
WITH
K
42
TOROID
K1597-1 KIT
B 242H
GROUND
AMPHENOL 1
TOROID
A
77D
REMOTE
B
CONTROL 76D
C 75D
D 2D
CONTACTOR
E
4D
242I
F
GROUND 242I
242H
AMPHENOL 2
TWISTED
PAIR
J15
P15
4
68A
3
69A
69
68
TWISTED
PAIR
12 69 277 75
22
67 68 77
11 23A 25
21
25A 23 278 76
1 8
9 16
J3
CONTROL PCB
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine.

ELECTRICAL DIAGRAMS

6A
3
67
W2
W2
W3
W3
J12
15
4 1
23A
CAP. 16 STATOR
IGBT 5 2 W2 W3
25A WELD
DRIVER
6 3
WINDINGS
PCB1 W4
W1
W4
W5
W6
W3
68A W5
W6
LEFT
W2
HEAT SINK
204 +
CHOKE
R2 W6
L1 W6
W1
205
W1
-
RIGHT
RECTIFIER BRIDGE
HEAT SINK
69A
J13
SHUNT
4 1 13
23 50MV=400AMPS
CAP. IGBT 14
5 2
25
DRIVER - +
6 3
PCB2
P14 J14
21B
22 1 22A
21A
21 4
TWISTED 2
POWER MODULE TWISTED
PAIR 3
PAIR
42VAC
11
POWER
3
6A
42
41
75B
OUTPUT
CONTROL
RF BYPASS PCB
CCW
R1
76C 75A
75B
VIEWED
77B
2C 75 FROM 76B
J61
BACK
4C
77C
76E
77E
J62
75E
2E
4E
229A
228A 243 247 246
241A 229
76D GOLD GOLD GOLD
P18
77D
J60
75D
1 2 3 4
LOW
TEMP.
J18 ALT. PRESS.
2D
4D
SILVER SILVER SILVER
228B 229B
232E 232F 232G
241B 229C
TOROID
105A 103A
217
222
216
213
90
101A 104A
91
215 219 220
218 214
1
1 5 1 4 3
5
J8
DISPLAY PCB
6 4 6
10 5 8
J2 J1
J4
CORRESPONDING SETTINGS FOR TAP NUMBERS
(AS VIEWED FROM THE FRONT)
150A
AUXILIARY POWER
6
90A 230A
5
7 GND. SCREW ON
SELECTOR SWITCH
60A
300A CONTROL PANEL
(VIEWED FROM REAR) 4 8
S5
CV MIG/MAG
217 216 LOW HYDROGEN
6 5 3 9 GND-B
30A-375A 30A-375A
W1 218 7
4 215
EMPTY EMPTY
219 A 214
8 3 42VAC KIT
220 213
9 2 EMPTY EMPTY OPTIONAL
EMPTY
222
QUICK CONNECT
TERMINAL RED
42B 6
115
WHITE
42
VAC
6C
VAC
CB6
42 10A
WHITE
41A 3
41B RED
4
BLACK BLACK
1
41 BLACK
BLACK
5G
13 12 15 6E
11
14 16 5D
P16
1 2 3 4 5 6 7 8
J16
Y Y R BR BR BK BK
R CONTROL
TRANSFORMER
6A
200B
RED
YELLOW BROWN
3 201
14 15 200A
12 13 16
PCB 30VAC 30VAC
CONTROL
CONTROL BRUSH
BRUSH
120VAC
PRIMARY HOT(BLACK)
ROTOR
NEUTRAL (BLACK)
201A
POSITIVE BRUSH CONNECTED
TO SLIP RING NEAREST
TO THE LAMINATION
31
32
42
5G
41
2C 2B
4C 4B
VIEWED
FROM
76C 77C
BACK
PINCH POT
REMOTE
50K
77
S6
76 LOCAL
278A
277 278
SWITCH SHOWN IN
77B
32
76B
"LOCAL" POSITION
CONTROL HARNESS
236C
232B 232C
238
229B
BATT. OIL OIL
CHRG.
PRESS. TEMP FUEL
12VDC
S I S I S I
245 INSULATED
STUD
GOLD
242A
LOW 242C
FUEL
242B 229C
232K
SILVER 232G
228B 241B 232K 229B
232A
232I 232F
232E
238
TOROID
102A 90
107A 232
91
106A 5L
1 3 1
5
1 1
J9
4 6 7
J5 J6
ENGINE PROTECTION PCB
6A
3 3
6A
GND-E
AUXILIARY POWER
6E
"INSULATED STUD"
6D 6
5A
ON BOTTOM LEFT
6C
OF CONTROL BOX
GND-D
CB1
CB5 15A
3B
15A
8
31
3A
CB3
3
50A HOT (GOLD)
GND-B
6A 3C
AUXILIARY J11
6E
NEUTRAL STUD
3
BACK OF CONTROL
CB2
SILVER
GND-C
BOX "LEFT SIDE"
15A
5M
HOT (GOLD)
9
GND-E
J12
CB4
6B
5B
50A
5E
6D SILVER
5D 6A
6G
5C
5B
5E
5M
200D
200E
+
200E
200C
201B
6D 200C
201B
- 5H
6D
200
5P
201 226
6H
237
CONTROL HARNESS
224A
262A
234A
228A
233A
241A
281A
239A
IDLER WELDING CONTROL
J30
CONTROL
HOUR SOURCE SWITCH
SHOWN IN
SHOWN IN
METER
"HIGH" POSITION "ALWAYS ON" POSITION
248
256
-
HIGH
ALWAYS ON
226A
AUTO REMOTELY
CONTROLLED
263 264
IDLE
255
5K
SHUT
+
START BUTTON
224
236A
236B
267
5G
5H
5K 228
RUN/STOP 231A
RUN
242D SWITCH
242B
SHOWN IN
STOP
"RUN" POS.
5L
5J
5
232A
232H
232D
241
5N
232J
5N
GND. STUD ON
232D
BOTTOM RIGHT OF
CONTROL BOX
236B
32 232
236C
236C
229
231A
232
STARTER
238
SOLENOID
STARTING
MOTOR
5N
W D-
239
D+
6
1 8 B+
ALTERNATOR
281
32 238
242I
239
5M
12
9 16
242H
J7
GND STUD ON RIGHT SIDE
5R
BACK OF CONTROL BOX
5F
G-2
STATOR AUXILIARY WINDINGS
3
5A
5
GND-C
115/230V 3C
GND-D
5E
6G
5C
5
5C
5
6G
16 200A
15 201A
14 200D
13
5P
12
6H
11 200B
10 226A
9 237A
224
8
262
7
6 234
5 228
4 233
3 241
2 281
1 239
P30
237A
HOLD
COIL
SOL.
HOLD
DOWN
COIL
SOL.
-
262
OIL PRESSURE SWITCH & SENSOR
234
S E N S O R
SWITCH
G WK
OIL TEMP. SENSOR & SWITCH
233
S E N S O R
SWITCH
229
FUEL LVL.
SENSOR
242D
WELD STUD ON
OUTPUT PANEL
5R
(+)
12V BATTERY
STUD ON ENGINE
(-)
MOUNTING FOOT
GROUNDING BOLT
ON ENGINE BLOCK
FRAME
ENGINE GROUND
5F
8-14-98A
L10681
COMMANDER 300