TROUbLESHOOTING | ||
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| Observe all Safety Guidelines detailed throughout this manual |
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PRObLEMS | POSSIbLE |
(SYMPTOMS) | CAUSE |
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| OUTPUT PRObLEMS |
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| Input contactor (CR1) chatters. | 1. | The input line voltage may be |
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| low. Check all three phases. |
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| 2. | Make sure input line voltage |
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| matches machine rating and |
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| the reconnect panel is connect- |
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| ed correctly for the line voltage. |
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| Variable or sluggish welding arc. | 1. Poor electrode or work lead con- |
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| nection. |
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| 2. | Welding cables too small. |
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| 3. | Welding current or voltage too |
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| low. |
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| Output Control Pot. not functioning | 1. LOCAL/REMOTE Switch (S3) |
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| in “LOCAL” control. |
| faulty or in wrong position. |
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| 2. | Faulty OUTPUT CONTROL Pot. |
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| No output control in “REMOTE” | 1. LOCAL/REMOTE Switch (S3) |
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| control. |
| faulty or in wrong position. |
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| 2. | Faulty Remote Control Unit. |
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| 115VAC duplex receptacle not | 1. | 115VAC Circuit Breaker tripped. |
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| working. (60HZ machines only) |
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RECOMMENDED
COURSE OF ACTION
If all recommended possible areas of possible cause have been checked and the problem persists,
Contact your local Lincoln Authorized Field Service Facility.
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
IDEALARC®