Lincoln Electric COMMANDER SVM145-B Service Manual page 164

G-3
WIRING DIAGRAM - COMMANDER 300 STANDARD MODEL
3
67
6A
LEAD 203 TO
PASS THRU TOROID
ONE TIME 261
260
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
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
GROUND 242H
AMPHENOL 1
TOROID
A
77D
REMOTE
B
CONTROL 76D
C
75D
D 2D
CONTACTOR
E
4D
F 242I
GROUND 242I
242H
AMPHENOL 2
TWISTED
PAIR
P15 J15
4
68A
3
69A
69
68
TWISTED
PAIR
12 69
277 22 75
67 68 77
23A
11 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.
6A
3
67
W2
W2
W3
W3
J12
15
4 1
23A
CAP. STATOR
IGBT 5 2 16 W2 W3
25A
WELD
DRIVER
6 3 WINDINGS
PCB1 W4
W4
W5
W3 W6
68A
W5
W6
LEFT
W2
HEAT SINK
+
204
CHOKE
R2 W6
W6
L1
W1
205
W1
RIGHT
RECTIFIER BRIDGE
HEAT SINK
69A
J13
SHUNT
13
4 1
23 50MV=400AMPS
CAP. IGBT 5 2 14
25
DRIVER - +
6 3
PCB2
21B
P14 J14
22 1 22A
21 4 21A
2
TWISTED
POWER MODULE
TWISTED
PAIR 3
PAIR
3
6A
32
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
228A 243 247 246
241A
76D
GOLD GOLD
P18
77D
J60
75D
1 2 3 4
LOW
TEMP.
J18 ALT. PRESS.
2D
4D
SILVER SILVER
228B
232E 232F 232G
241B
TOROID
103A
105A
222 217
216
213 90
101A
91
215 219 220
218 214
1 5 1 4 1 3
5
J8
OPTIONAL DISPLAY PCB
4 6
6 5 8
10
J2 J1
J4
ELECTRICAL DIAGRAMS
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
4 8
(VIEWED FROM REAR)
S5
217 CV MIG/MAG LOW HYDROGEN
6 5 216 3
30A-375A 9
30A-375A
W1 218
7 4 215
W1
219 A EMPTY EMPTY
8 3 214
42VAC KIT
220 2 213 EMPTY OPTIONAL
9 EMPTY
EMPTY
222 QUICK CONNECT
TERMINAL RED
6
42B
115
WHITE
42
VAC
VAC
6C
CB6
42 10A
WHITE
41A
3
RED
4
BLACK BLACK
1
41
BLACK
BLACK
5G
13 12 15
6E
14 11 16
5D
P16
1 2 3 4 5 6 7 8
J16
Y Y R R BR BR BK BK
CONTROL
TRANSFORMER
6A
RED 200B
BROWN
YELLOW
3
201
42VAC 12 13 14 15 200A
11 16
PCB 30VAC 30VAC
POWER CONTROL CONTROL
BRUSH
BRUSH
120VAC
PRIMARY HOT(BLACK)
ROTOR
NEUTRAL (BLACK)
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
238
LEADS 238 & 236C TO
BE BOLTED TOGETHER AND
BATT. OIL OIL
TAPED WHEN K1596-1 OPTIONAL
CHRG. PRESS. TEMP
NOT INSTALLED
GAUGE
S I S I
245
PACK
NOT
GOLD USED
12VDC
INSULATED
242C
STUD
242B
232K
SILVER 232G
228B 241B 232K
232A
232F
232E
238
TOROID
90
102A 107A 232
91
104A 106A 5L
1
1 3
5
1 1
J9
7
4 6
J5 J6
ENGINE PROTECTION PCB
6A
3
6A
GND-E
AUXILIARY HOT
6E
IN CONTROL BOX
6D
6
5A
"INSULATED STUD"
6C
GND-D
GND-B
CB1
CB5 15A
3B
15A
8
31
3A
CB3
3
50A HOT (GOLD)
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
5D
5E
SILVER
6D
6A
6G
5C
5B
5E
5M
200D
200E
+
200E
200C
201B
6D 200C
201B
- 5H
201A 6D
200
5P
201 226
6H
237
CONTROL HARNESS 224A
262A
234A
228A
233A
241A
281A
239A
IDLER WELDING CONTROL
J30
HOUR CONTROL SOURCE SWITCH
SHOWN IN SHOWN IN
METER
"HIGH" POSITION "ALWAYS ON" POSITION
256 248
-
HIGH
ALWAYS ON
AUTO REMOTELY
CONTROLLED
263 264
255
5K
START BUTTON
224
236A
236B
267
5G
5H
5K
RUN/STOP 231A
RUN
SWITCH
242B
SHOWN IN
STOP
"RUN" POS.
5L
5J
5 232A
232H
232D
241
5N
5N 232J
GND. STUD ON
232D
BOTTOM RIGHT OF
CONTROL BOX
236B
32 232
236C 236C
232
STARTER
238
SOLENOID
STARTING
MOTOR
5N
W D-
239
6
1 8 B+
ALTERNATOR
238
32
242I 239
5M
12
9
16
J7 242H
5R
GND STUD ON RIGHT SIDE
BACK OF CONTROL BOX
5F
G-3
3
STATOR AUXILIARY WINDINGS
3
5A
5
GND-C
GND-B
3C
115/230V
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
8 224
262
7
6 234
5 228
4
233
3 241
2 281
1 239
P30
226A 237A
HOLD
COIL
IDLE SOL.
HOLD
SHUT DOWN
COIL
SOL.
+ -
262
OIL PRESSURE SWITCH & SENSOR
228 234
S E N S O R
SWITCH
G WK
OIL TEMP. SENSOR & SWITCH
233
S E N S O R
SWITCH
WELD STUD ON
231A
OUTPUT PANEL
5R
(+)
12V BATTERY
STUD ON ENGINE
(-)
MOUNTING FOOT
D+
GROUNDING BOLT
ON ENGINE BLOCK
281
FRAME
5F ENGINE GROUND
8-14-98A
L10682
COMMANDER 300