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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) | MISADJUSTMENT(S) | COURSE OF ACTION |
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| Major physical or electrical damage | 1. Contact your local authorized |
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| is evident when the sheet metal | Lincoln Electric Field Service facil- |
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| covers are removed. | ity for technical assistance. |
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Input fuses keep blowing, or input 1. Make certain that the fuses or
breaker keeps trippingbreakers are properly sized. See installation section of the manual for recommended fuse and break- er sizes.
2.Welding procedure is drawing too much output current, or duty cycle is too high. Reduce output current, duty cycle or both.
3.There is internal damage to the power source. Contact an autho- rized Lincoln Electric Service facil- ity.
Machine will not power up (No 1. Make certain that the power |
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lights) | switch is in the "ON" position. |
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| 2. The circuit breaker in the recon- 1.If all recommended possible | areas | |||
| nect area may have opened. | of misadjustment have | been | ||
| Reset. Check input voltage sec- | checked and the problem persists, | |||
| tion below. | Contact your | local | Lincoln | |
| 3. Input voltage selection made | Authorized | Field | Service | |
| improperly. Power down, check | Facility. |
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| input voltage reconnect according |
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| to diagram on reconnect cover. |
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Machine won’t weld, can’t get any 1. If the displays show an Err ###
output.see the fault section for corrective action.
2.If the displays are not lit refer to machine will not power up section.
3.If the thermal symbol is lit refer to the thermal section.
4.If the output terminals are in Remote control switch to "ON" and check for output voltage. If output voltage is now present check for correct remote control connection and operation.
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.
