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| TROUBLESHOOTING | |||
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| Observe all Safety Guidelines detailed throughout this manual | |||
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| PROBLEMS | POSSIBLE AREAS OF | RECOMMENDED |
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| (SYMPTOMS) | MISADJUSTMENTS | COURSE OF ACTION |
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HI-FREQ PROBLEMS
No | 1. Circuit breaker CB1 open | |
| 2. | Bad connection at P12 of Control |
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| PC board |
| 3. | Spark gaps shorted |
| 4. | Faulty Control PC board |
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1. Dirty spark gap or improper gap | ||
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| setting |
| 2. | Faulty Arc Starter assembly |
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1. Bad connection at P11 of Control | ||
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| PC board |
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| disengaged properly when switch- |
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| ing between DC & AC polarity. |
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| (S2A locates on the Polarity |
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| switch) |
| 3. | Faulty Control PC board |
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1. | ||
Tig |
| disengaged properly when switch- |
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| ing between DC & AC polarity. |
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| (S2A locates on the Polarity |
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| switch) |
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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.