TROUBLESHOOTING | ||
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| Observe Safety Guidelines detailed in the beginning of this manual. |
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| PROBLEMS |
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| POSSIBLE |
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| (SYMPTOMS) |
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| CAUSE |
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| OUTPUT PROBLEMS |
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| Excessive weld spatter. Arc sounds |
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| 1. Check the Arc Sense leads for |
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| and looks like a standard MIG |
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| loose or faulty connections. |
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| process. |
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| 2. Make sure the Arc Sense |
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| “WORK” lead is as close as pos- |
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| sible to the welding arc. |
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| 3. Make sure the machine and wire |
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| feed settings are correct for the |
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| process and wire being used. |
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| The wire burns back to the tip. |
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| 1.Remove P1 from the control |
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| board if the machine noodle |
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| welds, the current sense board is |
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| bad. |
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| Poor welding, weld settings drift or |
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| 1. Make sure machine settings are |
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| output power is low. |
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| correct for welding process being |
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| used. |
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| 2. Check welding cables for loose |
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| or faulty connections. |
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RECOMMENDED COURSE OF ACTION
If all recommended possible areas of misadjustment have been checked and the problem persists,
Contact your local Lincoln Authorized Field Service Facility.
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.
INVERTEC STT II (CE)