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TROUBLESHOOTING & REPAIR | ||||
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POWER FEED 10M |
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Observe Safety Guidelines detailed in the beginning of 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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| FUNCTION PROBLEMS (Continued) |
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The wire feed speed is consistent | 1. The DIP switch on the wire drive | 1. The feed head control board may | ||
and adjustable, but runs at the | unit may not be set for the cor- | be faulty. |
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wrong speed. |
| rect gear ratio. See the |
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| Installation section of this man- |
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| ual. |
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The unit shuts off while welding or | 1. The shut down circuit in the wire | 1. Disconnect any shutdown |
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attempting to weld. The STATUS | drive unit may be electrically | device from leads #570A and |
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LED is alternating between red | “open”. Make sure leads 570A | #570B (0.25 in. insulated tab |
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and green every second. The unit | & 570B are connected together. | terminals). Connect leads |
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tries to recover after 30 seconds |
| #570A and #570B together. If |
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and may repeat sequence. |
| 2. The drive motor may be over- | the feeder STATUS LED is now | |
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| loaded due to a mechanical | steady green, the problem is in | |
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| restriction in the wire feeding | the external shutdown circuit. |
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| path. See Operation section of |
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| this manual. | 2. If there are no restrictions in the | |
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| wire feeding path, the drive |
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| motor or gear box may be faulty. | |
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| 3. The feed head control board |
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| may be faulty. |
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CAUTION
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, con- tact the Lincoln Electric Service Department at
