Troubleshooting Chart
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| Welder does not hum when | 1. | No power at receptacle | 1. | Check circuit fuse or circuit breaker | ||||
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| turned on (Green lamp not | 2. | Broken or damaged | 2. | Power cable requires service | ||||
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| illuminated) |
| power cable |
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| Welder hums but does not weld | 1. | Inadequate current at | 1. | Check ground clamp, cable and connection to work piece. Check | ||||
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| electrode |
| electrode cable and clamp. | |||
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| 2. | Poor connections at | 2. | Check all welder external connections | |||
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| welder |
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| Welder gives trickle shocks | 1. | Accidental contact with | 1. | Avoid contact with work piece | ||||
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| work piece |
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| 2. | Current leakage caused | 2. | Make sure clothing and work area are dry | |||
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| by moist clothing or |
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| work area |
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| Welder overheats - blows fuses, | 1. | Use of inadequate | 1. | If possible, relocate welder to avoid use of extension cord. If | ||||
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| trips circuit breaker |
| extension cord |
| relocation of welder is not possible, use thicker (lower gauge | ||||
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| number) extension cord – See chart on page 1. | |||
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| 2. | Electrode diameter too | 2. | Use smaller diameter electrode | |||
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| large |
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| 3. Overloaded circuit | 3. Welder requires a dedicated 20 amp circuit | |||||
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| Arc difficult to strike | 1. | Electrode diameter too | 1. | Use smaller diameter electrode | ||||
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| large |
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| 2. | Work piece not | 2. | Verify proper grounding. (No paint, varnish or corrosion) | |||
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| properly grounded |
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| 3. | Heavy loads making | 3. | Run welder on dedicated 20 amp circuit | |||
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| power line voltage low |
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| Bead is intermittently too thin | 1. | Inconsistent travel | 1. | Decrease and maintain travel speed | ||||
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| speed |
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| 2. | Output amp setting | 2. | Increase output amp setting or change to smaller diameter | |||
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| too low |
| electrode | |||
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| Bead is intermittently too thick | 1. | Slow and/or | 1. | Increase and maintain travel speed | ||||
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| inconsistent travel |
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| speed |
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| 2. | Output amp setting | 2. | Reduce output amp setting | |||
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| too high |
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| Ragged depressions at edge of | 1. | Travel speed too fast | 1. | Decrease travel speed | ||||
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| weld | 2. | Arc length too short | 2. | Increase arc length | ||||
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| 3. | Output amp setting | 3. | Reduce output amp setting | |||
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| too high |
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| Weld bead does not penetrate | 1. | Inconsistent travel | 1. | Decrease and maintain constant travel speed | ||||
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| base metal |
| speed |
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| 2. | Output amp setting | 2. | Increase output amp setting | |||
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| too low |
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| Electrode sticks to work piece | Electrode is held in | Lift electrode to correct arc length as soon as arc is struck | ||||||
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| contact with work piece |
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| while arc is struck |
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| Electrodes sputter and stick | Damp electrodes | Use dry electrodes and store in dry location | ||||||
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Call
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