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| Observe Safety GuidelinesTROUBLESHOOTING & REPAIR |
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| detailed in the beginning of this manual. | TROUBLESHOOTING GUIDE | |||||
| PROBLEMS |
| POSSIBLE AREAS OF |
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| (SYMPTOMS) |
| MISADJUSTMENT(S) |
| COURSE OF ACTION | ||
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| ENGINE AND IDLE PROBLEMS |
| 7. | If the solenoid does not hold in | |
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| the low idle position, remove | |
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| plug P6 from control PC board | |
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| 8. | and wait for about 30 seconds. | |
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| If the engine drops to low idle, | ||
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| check for damage or a buildup | |
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| of conductive materials on or | |
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| around the bypass filter assem- | |
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| bly and the output terminals. | |
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| 9. | See wiring diagram. |
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| Note: The bypass filter assem- | ||
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| bly is connected between the | |
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| output terminals. | See wiring |
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| diagram. |
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| 10. If the engine still does not drop | ||
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| to low idle, the control PC | |
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| board is probably | defective. |
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| Replace it. |
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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, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
