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| TROUBLESHOOTING & REPAIR | ||||
| Observe all Safety Guidelines detailed throughout this manual |
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| PROBLEMS |
| POSSIBLE AREAS OF | RECOMMENDED |
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| (SYMPTOMS) |
| MISADJUSTMENTS(S) | COURSE OF ACTION | |
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MODE FUNCTION PROBLEMS
When the start button is pressed and 1. | Make sure the start option is in- |
the unit is welding, the start mode is | stalled properly in the |
skipped. |
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2. | Make sure the start timer is set |
| for a time greater than zero sec- |
| onds. |
3. | If the weld light goes ON as soon |
| as (but not before) the arc is |
| struck and the start timer is set |
| for a time greater than zero sec- |
| onds, the start timer board may |
| be faulty. |
4. | If the weld light goes ON before |
| the arc is struck replace the start |
| option board with the jumper |
| plug. If the weld light continues |
| to go ON before the arc is struck |
| the logic board may be faulty. |
| Replace. |
5. | With the jumper plug installed: If |
| the weld light does NOT go ON |
| until the arc is struck the start |
| option board may be faulty. |
1.Check the lead harness between the start option boards and the procedure board for loose or faulty connections. See wiring diagram.
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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