Troubleshooting |
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| 1 | Output LED (Blue) |
| 2 | High Temperature LED |
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| (Yellow) |
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| 803 080 |
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| Trouble | Possible Causes | Remedy | ||
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No weld output; unit completely | Line disconnect switch open. | Place line disconnect switch in On position (see Section | |||
inoperative. |
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| Blown line fuse(s). | Check and replace line fuse(s), if necessary, or reset | |
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| circuit breaker (see Section | |
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| Improper input power connections. | Check for proper input power connections (see Section | |
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No weld output. | Line voltage too high or too low. | Line voltage must be within ±10%. | |||
Blue LED flashes continuously, yellow |
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LED off. | Unit not linked correctly. | Check line voltage and link unit accordingly. | |||
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| Unit needs to be reset. | Cycle power switch off and back on again. If problem is not | |
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| corrected, contact nearest Factory Authorized Service | |
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No weld output. | Voltage in excess of 100 V from an | Check and correct any external voltage sources. | |||
Blue LED flashes 4 times repeatedly, | external source across output studs. |
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yellow LED off. |
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No weld output. | Short circuit across output studs. | Check and correct any short circuit conditions. | |||
Blue LED flashes 5 times repeatedly, |
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yellow LED off. |
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Low weld output. | Single phase rating exceeded (output | Reduce output to 200 amperes or less. | |||
Blue LED flashes 2 times repeatedly, | foldback due to excessive input current). |
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yellow LED off. |
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High output VA coupled with a low 230 | Check line voltage and weld settings. | ||||
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| voltage line (output foldback due to |
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| excessive input current). |
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No weld output. | Remote trigger left on. | Turn off remote trigger, wait approximately 5 seconds, and | |||
Blue LED flashes 3 times repeatedly, |
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yellow LED off. |
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No weld output. | Internal component failure. | Contact nearest Factory Authorized Service Agent. | |||
Blue LED flashes 6 times repeatedly, |
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yellow LED off. |
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No weld output. | Unit overheated. | Allow unit to cool. | |||
Blue LED off, yellow LED on. |
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No weld output. | Thermistor failure. | Have Factory Authorized Service Agent check thermistor. | |||
Blue LED off, yellow LED flashes |
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continuously. |
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Fan not operating. | Blocked fan blade. | Check and remove anything blocking fan blade movement. | |||
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| Fan failure. | Have Factory Authorized Service Agent check fan motor. | |
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