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TROUBLESHOOTING & REPAIR | |||||
TROUBLESHOOTING GUIDE |
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| Observe Safety Guidelines | ||
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| 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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| OUTPUT PROBLEMS |
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Machine regularly over heats - ther- | Machine regularly over heats - ther- | 1. | The thermostat(s) may be faulty. | ||
mostat opens. Yellow light on front | mostat opens. Yellow light on front |
| Check or replace. |
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panel glows. The fan runs but the | panel glows. The fan runs but the |
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machine has no output. |
| machine has no output. | 2. | The control board may be faulty. | |
The machine does not have output | The machine does not have output 1. | Check the Stick/TIG switch(S3) |
in the Stick mode. The machine | in the Stick mode. The machine | and associated leads. See |
operates correctly in the TIG mode. | operates correctly in the TIG mode. | wiring diagram. |
| 2. | The control board may be faulty. |
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 for electrical troubleshooting assistance before you proceed. Call
