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| TROUBLESHOOTING |
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| Observe all Safety Guidelines detailed throughout this manual |
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| PROBLEMS |
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| POSSIBLE CAUSE |
| RECOMMENDED |
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| (SYMPTOMS) |
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| COURSE OF ACTION |
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Rough wire feeding or wire not |
| 1. Gun cable kinked and / or twist- |
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feeding but drive rolls are turning. | 2. | ed. |
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| Wire jammed in gun and cable. |
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| Check for mechanical restric- |
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| 3. | tions in feeding path. |
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| Check for current position of |
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| drive rolls relative to split wire |
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| 4. | guide groove. |
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| Drive rolls may not be seated |
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| 5. | properly. |
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| Gun cable dirty, clean if neces- |
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| 6. | sary. |
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| Worn drive roll. | and/or |
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| 7. | Electrode | rusty |
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| dirty.Cable frayed, or poor sol- |
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| der joint at work or electrode |
| If all recommended possible areas | ||||
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| lug. |
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| 8. | Worn nozzle or cable liner. |
| of misadjustment have been | ||||
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| checked and the problem persists, | ||||||
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| 9. | Replace if necessary. |
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| Contact your local Lincoln | |||
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| Partially flashed or melted con- |
| Authorized Field Service Facility. | |||||
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| tact tip. Replace if necessary. |
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| 10. Incorrect drive roll pressure. |
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| Readjust if necessary. |
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| 11. Improper liner, tip or inner / |
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| outer guides. Replace if neces- |
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| sary. |
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| 12. Incorrect wire drive or gear |
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| ratio selection on the control |
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| P.C. board. |
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Variable or “hunting” arc. | 1. | Wrong size, worn and/or melted |
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| 2. | contact tip. |
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| Worn work cable or poor work |
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| 3. | connection. |
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| Loose electrode or work cable |
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| connections. |
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| CAUTION |
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If for any reason you do not unders | tand 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. |
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| POWER FEED 10 / R |
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