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TROUBLESHOOTING & REPAIR | ||||
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| Observe all Safety Guidelines detailed throughout this manual |
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| PROBLEMS | POSSIBLE AREAS OF | RECOMMENDED |
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| (SYMPTOMS) | MISADJUSTMENT(S) | COURSE OF ACTION |
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| WELDING PROBLEMS |
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Poor performance (including arc | 1. Change the welding cable(s) |
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outages) while welding at low | to the 500 amp terminal (later |
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current (less than 450 amps) | models only). |
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when connected to 1000 amp (+) |
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output terminals. |
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The machine frequently shuts off | 1.The output current demand | 1. The choke thermostat may be | ||
while using the 500 amp (+) out- | may be over 500 amps, caus- | faulty - Replace. |
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put terminal (later models only). | ing the choke to overheat. |
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| Change the welding cable(s) |
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| to the 1000 amp output termi- |
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| nals. |
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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 the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call
