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TROUBLESHOOTING & REPAIR
TORCH CONTINUITY AND SOLENOID TEST (continued)
FIGURE F.5 - TORCH CONNECTOR - MACHINE END
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White Pair
Black Pair
Not used | 7 | 8 |
6 | 9 | |
inside | 5 |
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power |
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source | 4 | 1 |
| 3 | 2 |
Electrode Lead
Connector
Blue Leads
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Vent Tube | Torch Solenoid | center | flex tubes | ||
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White & Black Pairs |
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| / air | tube |
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| path | ||
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| Pilot |
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Air Hose | crimp |
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fitting |
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Red Leads
N.O.
Torch Trigger
Electrode is insulated from Brass Body
BODY | (nozzle) |
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ELECTRODE | |
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TEST PROCEDURE |
| 3. Using the ohmmeter, check the torch resis- | ||
1. | Remove input power to the | tances per Table F.5. | ||
NOTE: Take the “Pin” test point measurements | ||||
| machine. |
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2. | Remove the torch assembly | from the | at the machine end of the torch assem- | |
bly. See Figure F.5. | ||||
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machine.
