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| TROUBLESHOOTING & REPAIR |
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| TROUBLESHOOTING GUIDE | Observe Safety Guidelines | |
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| detailed in the beginning of this manual. |
PROBLEMS | POSSIBLE AREAS OF | RECOMMENDED |
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(SYMPTOMS) | MISADJUSTMENT(S) | COURSE OF ACTION |
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| FUNCTION PROBLEMS |
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The CV output contactor does not | 1. Make sure the wire feeder is | 1. | Check the Wire Feeder switch | ||
pull in when the wire feeder switch | connected correctly to the |
| (S8) and associated leads. See | ||
(S8) is in the NO CONTROL CABLE | RANGER |
| Wiring Diagram. |
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position. |
| 2. | Check for loose or faulty con- | ||
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| nections on leads #224F, #2C, | ||
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| #2D, #244, and | #243. | Also |
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| check the sensing leads #240 | ||
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| and #242. |
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| 3. | Check the Idler switch (S5) and | ||
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| associated leads. | See Wiring | |
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| Diagram. |
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| 4. | The control board may be | ||
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| faulty. |
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The CV output contactor does not | 1. Make certain the Wire Feeder | 1. | Check to make sure that lead | ||
deactivate (drop out) when a wire | switch (S8) is in the “WITH |
| #2C is not grounded. | See | |
feeder with a control cable is con- | CONTROL CABLE” position. |
| Wiring Diagram. |
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nected to the RANGER | 2. The Wire Feeder control cable | 2. | Remove lead #224F from the | ||
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| may be faulty. Check or |
| CV output contactor. If the con- | ||
| replace. |
| tactor does not deactivate, the | ||
| 3. The wire feeder may be faulty. |
| contactor may be faulty. Repair | ||
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| or replace. |
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| Check or replace. |
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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, con- tact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
RANGER