| TROUBLESHOOTING | |||
| Observe all Safety Guidelines detailed throughout this manual | |||
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| PROBLEMS |
| POSSIBLE | RECOMMENDED |
| (SYMPTOMS) |
| CAUSE | COURSE OF ACTION |
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| Cooler does not operate with power | 1. | Input cord unplugged. |
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| switch "ON". | 2. | Power switch faulty |
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| 3. | Power harness damaged. |
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| 4. | Water lines blocked or crimped. |
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| 5. | Leak in gun or water hoses. |
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| 6. | Coolant reservoir empty. |
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| 7. | The system needs to be primed |
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| (Switch pushed to "I" position.) | 1. | Hose clamp loose on one of inter- |
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| Internal water leak. |
| nal hoses. |
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| 2. | Internal hose punctured. |
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| 3. | Heat exchanger leaking. |
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| 4. | Pump seal is leaking | If all recommended possible areas of |
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| misadjustment have been checked |
| Torch or gun runs hot. | 1. | Unit placed by area of extreme | |
| and the problem persists, Contact | |||
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| heat. | your local Lincoln Authorized |
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| 2. | Low coolant flow. | Field Service Facility. |
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| 3. | No coolant flow. |
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| 4. | Fan not operating. |
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| 5. | Heat exchanger clogged. |
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| Fan operates but there is low coolant | 1. | Leak in torch/gun or hoses. |
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| flow. | 2. | Torch/gun or hoses partially |
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| obstructed. |
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| 3. | Reservoir empty or very low. |
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| 4. | Pump strainer is dirty. |
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| Fan operates but there is no coolant | 1. | Pump or pump motor failure. |
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| flow. | 2. | Pump strainer is blocked. |
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| Pump operates, but fan does not. | 1. | Loose or disconnected fan lead. |
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| Cooler trips outlet circuit breaker. | 2. | Obstruction in fan blade. |
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| 3. | Fan motor failure. |
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| Cooler trips outlet circuit breaker. | 1. | Circuit overloaded. |
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| 2. | Fan or pump motor failure. |
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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 your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
COOL ARC® 40
