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F-138 F-138
FIGURE F.52 – INTERNAL AUXILIARY SUPPLY WIRING DIAGRAM
P82
WF2 RECEPTACLE
2
5
3
6
P83
WF1 RECEPTACLE
SQUARE WAVE TIG
PROTECTION BD
24V
TRIG 1
J92
J92
6
3
P83
A
I
K
C
J
D
COMMON
COMMON
42V
24V
115V
TRIG 1
P82
A
I
K
C
J
D
COMMON
COMMON
42V
24V
115V
TRIG 2
32D
32E
42C
102D
31C
106A
32B
32C
42B
102B
31B
105A
296
293
W
U
N
R
5A
C.B.
33 32A
333
334
336
(42V)
(24V)
(115V)
AUXILIARY
TRANFORMER 1
5
6
3
4
1
7
12
13
10
11
8
14
3
2
J34
J38
J34
2
3
1
4
J37
J37
J37
J37
372
373
371
374
2
4
2
4
J13
J12
J12
J13
PROTECTION
BOARD
POWER
BOARD
INPUTS:
OUTPUTS:
DISPLAY
BOARD
CONTROL
BOARD
1
6
3
1
351
356
COMMON
42V
J43J35
TRIG 2 TRIG 1
RS232
POWER
DISPLAY
BOARD
POWER
3
2
6
9
10
1
7
J16
442
443
444
446
447
448
449
2
3
6
9
10
11
12
J44
COMMON
+5VDC
-8VDC
-5VDC
+15VDC
+5VDC
COMMON
CONTROL
BOARD
POWER
J22 J42
226
223
224
225
6
10
11
12
6
10
11
12
-15VDC
+15VDC
+5VDC
COMMON
INTERNAL AUXILIARY SUPPLY
WIRING DIAGRAM
3
4
6
1
J33
TROUBLESHOOTING & REPAIR
POWER WAVE 450
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