TROUBLESHOOTING | ||
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| Observe all Safety Guidelines detailed throughout this manual |
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PROBLEMS
(SYMPTOMS)
POSSIBLE
CAUSE
RECOMMENDED
COURSE OF ACTION
| 2. | Plasma will only cut conductive |
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| material. Do not attempt to cut |
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| fiberglass, plastic, rubber, PVC or | If all recommended possible areas of |
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| any other | misadjustment have been checked |
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| and the problem persists, Contact |
| 3. | Make sure work piece is clean | your local Lincoln Authorized |
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| and dry. Remove any scale, rust | Field Service Facility. |
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| or dross. |
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| 4. | Possible faulty Inverter board. |
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| 5. | Check all connections to Control |
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| Board. |
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Pilot arc initiates but turns off before | 1. | Input voltage is below 208V. | Lower air pressure by turning regula- |
transferring to work. Cutting arc |
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| tor knob. Pressure may require |
appears to turn off while cutting. | 2. | Air pressure is set too high. | being set lower than blue arrow indi- |
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| cator. |
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CAUTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
TOMAHAWK™ 625
