TOC
TOC
ELECTRICAL DIAGRAMS | ||
Wiring Diagram (Codes 10187, 10188) |
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L2 RIGHT
D1A
N.C.
S4206 PRIMARY
RECONNECT 207
SWITCH202A 
202
206
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| C1 | 206 | |
| 1600/450 | - | |
202 |
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| 203A | ||
203A | 203A | ||
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203 |
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203 |
| POWER | |
| 202A | BOARD | |
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204
201
205
204
I
201
205
Y Y I
T3
204F
BACK OUTSIDE
S
S
FRONT
INSIDE
201F
205F
FRONT OUTSIDE
S
S F
F |
| 10 | |
BACK | 2W | ||
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S | AUX. |
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FD2B
BACK
SF
F
S
FRONT
F
TP5
TP6
TP4
SHUNT
317B W
320
+ ARC
C5
229
C6
- ARC
304 |
| 2 | CC SOFT |
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1 |
| S2 | |
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S1
POWER
OFF ON
W U
| TP1 |
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INPUT | R |
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V |
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PER |
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TP2 | TP3 | |
N.A. |
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BW
G
A
0.6 AMP
SLOW
BLOW
A
NOTES:
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| 207 | C2 | 202A |
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| 1600/450 | - | |
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| A | F | - | 207A | 207A |
H1 |
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H1 |
| D9 |
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BINPUT
| BRIDGE |
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| J6 | |
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A | C | D | + | 209 | 209 |
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| FAN |
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H1 |
| MOTORS |
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H3 |
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| J7 | H1 |
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| H1 | 1 |
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| 200- | H2 | 4 | H2 |
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| R | |
| 208V | H3 |
| H3 | |
| 220- | H3 | 2 | 18V | |
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| 230V |
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| H4 |
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| 380- | H4 | 3 |
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| 415V |
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A | 440- | H5 | 6 |
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N.C. | 460V |
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| T2 | |
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| AUXILIARY | ||
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TRANSFORMER
208
1
2
3
4
5
6
CURRENT TRANSFORMER
208
308
307
310
311
313
309
318
POWER BOARD
HEATSINK
316
BACK | S | S |
| D2A | 309 | 1 |
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| J4 |
| 2 | W |
| FRONT |
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INSIDE |
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| AUX. |
| 310 | 6 |
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| B | |
| F |
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| 307 | 7 |
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208 | F | 10 |
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| 308 | 4 |
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| 1 | 375 | |||
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| 2W |
| J2 |
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| S | F |
| 311 | 2 |
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| 2 | 377 | |
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| D1B | 313 | 8 |
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| 3 | 324 |
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| L1 LEFT | Y | 3 |
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| T1 | 320 |
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| 4 | 376 | ||||
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| Y | 5 |
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| 5 | 330 | ||
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| OUTPUT |
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MAIN |
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| RECTIFIER |
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| 6 | 321 | |
TRANSFORMER |
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HEATSINK | 316 | 2 |
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| J3 |
| 7 | 303 | ||||
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| 318 |
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| 8 | 305 | |||
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| 317 | 4 |
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| J1 |
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| 9 | 304 | |||
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| R |
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| 10 | 327 | ||
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| R | 1 |
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| 11 | 328 | ||
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| CONTROL |
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| 12 | 229 | ||
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| 13 | 319 | |||
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| BOARD |
| J5 |
| 14 |
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| 1 | 4 | 2 | 5 | 6 | 3 |
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| 322 | 318 |
| 75 | 76 | 77 |
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J4 | J1 | J5, J6, J7 | J2 | J3 |
303 |
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| CC GTAW | MODE |
303A |
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| SWITCH | |
305 |
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| 3 | CC CRISP |
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303A |
| REMOTE |
| S3 |
330 |
| LOCAL |
| LOCAL/REMOTE |
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| SWITCH | |
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377 |
| CW (MAX) |
| R3 |
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376 | R3 | 10K |
| OUTPUT |
2W |
| CONTROL | ||
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375 |
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375B |
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327 |
| CW (MAX) | R4 | |
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328 | R4 | 10K |
| ARC FORCE |
2W |
| /INDUCTANCE | ||
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| CONTROL |
324 |
| CW (MAX) | R5 | |
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| R5 | 50K |
| STRIKE ENERGY |
| 2W |
| CONTROL | |
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375B |
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321 |
| + |
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| THERMAL |
| Y | OVERLOAD |
| INDICATOR | |
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319 |
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Section TOC
Master TOC
N.A. 1. FOR MACHINES SUPPLIED WITH INPUT CABLE
FOR SINGLE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE. CONNECT BLACK & WHITE LEADS TO SUPPLY CIRCUIT.
WRAP RED LEAD WITH TAPE TO PROVIDE 600V. INSULATION.
FOR THREE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE. CONNECT BLACK, RED & WHITE LEADS TO SUPPLY CIRCUIT.
2. FOR MACHINES NOT SUPPLIED WITH INPUT CABLE
FOR SINGLE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES. CONNECT TERMINALS U & W TO SUPPLY CIRCUIT.
FOR THREE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES. CONNECT TERMINALS U, V & W TO SUPPLY CIRCUIT.
N.B. SINCE COMPONENTS OR CIRCUITRY OF A PRINTED CIRCUIT BOARD MAY CHANGE WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY HAVING A COMMON CODE NUMBER.
N.C. PLACE "A" LEAD ON APPROPRIATE CONNECTION FOR INPUT VOLTAGE. CONNECTION SHOWN IS FOR
N.D. D2 THRU D4 OUTPUT DIODES ARE A MATCHED SET.
D5 THRU D7 OUTPUT DIODES ARE A MATCHED SET.
N.E. C1, C2 CAPACITORS ARE A MATCHED SET.
CONNECTOR CAVITY NUMBERING SEQUENCE (VIEWED FROM COMPONENT SIDE OF BOARD)
COLOR CODE:
B = BLACK
G = GREEN
R = RED
W = WHITE
Y = YELLOW
322 | D |
| 2 | GTAW (REMOTE) |
318 | E | MIN | 4 | TRIGGER |
75 | C |
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75 |
| REMOTE | ||
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76 | B | 76 |
| OUTPUT |
| CONTROL | |||
77 | A | 77 |
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G F GND
REMOTE
CONTROL
RECEPTACLE
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ELECTRICAL SYMBOLS PER E1537
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| CLEVELAND, OHIO U . S . A . | L9907 | |
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.
