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TROUBLESHOOTING AND REPAIR |
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Observe Safety Guidelines 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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The feeder does power up - no dis- | 1. The POWER FEED® 25M power | 1. Turn the POWER FEED® 25M | ||||
play, no cold feed. |
| switch is OFF. | power switch ON. |
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| 2. The Power Wave power source is | 2. Turn ON the Power Wave power | |||
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| OFF. | source. |
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| 3. The circuit breaker for the wire | 3. Reset the circuit breakers. |
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| feeder on power source have | 4. Tighten, | repair or | replace | the |
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| tripped. | control cable. |
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| 4. The control cable may be loose or | 5. Replace the power switch. |
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| damaged. |
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| 5. The power switch is damaged. |
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No shielding gas. |
| 1. The gas supply is OFF or empty. | 1. Verify the gas supply is ON and | |||
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| 2. The gas hose is cut or crushed. | flowing. |
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| 3. Dirt or debris is in the solenoid. | 2. Route the gas hose so it avoids | |||
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| 4. There is a loose solenoid connec- | sharp corners and make sure | |||
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| tion or the solenoid has failed. | nothing is on top of it. Repair or | |||
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| replace damaged hoses. |
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| 3. Apply filtered shop at 80psi to the | |||
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| solenoid to remove dirt. |
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| 4. Remove the cover and check | |||
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| that all connections are in good | |||
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| condition. |
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Inconsistent wire feeding or wire | 1. The gun cable is kinked and/or | 1. Keep the gun cable as straight as | ||||
not feeding but drive rolls turning. | twisted | possible. Avoid sharp corners or | ||||
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| 2. The wire is jammed in the gun and | bends in the cable. |
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| cable. | 2. Remove the gun from the wire | |||
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| 3. The gun liner is dirty or worn. | feeder and pull the jammed wire | |||
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| 4. The electrode is rusty or dirty. | out of the gun and cable. |
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| 5. The contact tip is partially melted | 3. Blow dirt out of the liner with low | |||
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| or has spatter. | pressure (40psi or less). Replace | |||
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| 6. Improper gun liner, tip, drive rolls | the liner if worn. |
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| and/or inner wire guide. | 4. Use only clean electrode. Use | |||
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| 7. Incorrect tension arm pressure on | quality electrode, like | |||
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| the drive rolls. | from Lincoln Electric. |
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| 8. Worn drive roll. | 5. Replace the contact tip. |
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| 6. Verify | the proper | parts | are |
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| installed. |
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| 7. Adjust the tension arm per the | |||
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| Instruction Manual. Most elec- | |||
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| trodes feed well at a tension arm | |||
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| setting of "3". |
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| 8. Replace the drive rolls if worn or | |||
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| filled with dirt. |
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CAUTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call
