| TROUBLESHOOTING |
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| Observe all Safety Guidelines detailed throughout this manual |
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| PROBLEMS |
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| POSSIBLE |
| RECOMMENDED |
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| (SYMPTOMS) |
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| CAUSE |
| COURSE OF ACTION |
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| Auxiliary receptacle is “dead”. |
| 1. | Circuit breaker CB2 (on case | 1. | Power down and reset CB2. |
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| front) may have tripped. |
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| 2. | Circuit breaker CB3 or CB4 (in | 2. | Power down and reset CB3 or |
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| reconnect area) may have |
| CB4. |
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| tripped. |
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| WELD | AND ARC QUALITY PROBLEMS |
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| General degradation of weld per- |
| 1. | Wire feed problem. | 1. | Check for feeding problems. |
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| formance |
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| Make sure proper gear ratio |
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| has been selected. |
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| 2. | Cabling problems. | 2. | Check for bad connections, |
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| excessive loops in cable, etc. |
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| NOTE: The presence of heat in |
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| the external welding circuit |
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| indicates poor connections |
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| or undersized cables. |
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| 3. | Verify weld mode is correct for | 3. | Select the correct weld mode |
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| process. |
| for the application. |
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| 4. | Machine calibration. | 4. | The power source may |
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| require calibration. (current, |
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| voltage, WFS). |
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| Wire burns back to tip when the arc |
| 1. | Voltage sense lead problem. | 1. | Check sense lead connec- |
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| is initiated. |
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| tions. Check DIP switch set- |
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| tings for sense lead configura- |
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| tion and arc polarity. Make |
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| sure Electrode and Work con- |
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| nections are not reversed. |
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| 2. | Wire feed problem. | 2. | Check for feeding problems. |
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| Make sure proper gear ratio |
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| has been selected. |
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| Wire burns back to tip at the end of |
| 1. | Burnback Time | 1. | Reduce burnback time and/or |
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| the weld. |
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| work point. |
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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.
POWER WAVE® AC/DC 1000
