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TROUBLESHOOTING & REPAIR
ARC START TRIGGER CIRCUIT TEST (continued)
FIGURE F.3 – ARC START TRIGGER CIRCUIT
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CONTROL
BOARD
1J9
3J9
FEED - THRU | ||
T5 | BOARD |
|
|
| |
CONTROL | L11 1J18 | |
TRANSFORMER 1J16 | ||
| 4.2 ohms |
|
| max. |
|
24VAC |
|
|
3J16 | L13 | 5J18 |
| ||
| 4.2 ohms |
|
| max. |
|
#204
#207
PROTECTION
BOARD
L3
8J233J22
4.2ohms max.
L6
5J236J22
4.2ohms max.
REMOTE
RECEPTACLE
D
ARC
START
SWITCH
E
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SQUARE WAVE TIG 355
