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| Advanced Troubleshooting |
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Specific Problem | Cause |
| Solution |
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Sprayer Wiring Problems | Sprayer power cord damaged. | Unplug sprayer power cord. | |
NOTE: Remove enclosure |
| Disconnect black power cord wire at power switch. | |
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mounting screws and pull |
| Unplug | |
enclosure away from drive |
| Plug in power cord. | |
housing. Take care not to pull |
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on leads from electrical cord |
| Test voltage between black and white wires of | |
and power switch. |
| power cord. Meter must read 85 to 130V AC. | |
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| Replace power cord if no voltage. | |
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| Sprayer power switch | 1. | Unplug sprayer power cord. |
| damaged. | 2. | Disconnect black control board wire at power |
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| switch. |
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| 3. | Unplug |
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| 4. | Plug in power cord. |
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| 5. | Turn power switch ON. |
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| 6. | Test voltage between open terminal of power |
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| switch and white power cord wire. Meter must |
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| read 85 to 130V AC. |
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| 7. | Replace power switch if no voltage. |
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| Motor thermal overload cutoff | 1. | Unplug sprayer power cord. |
| switch damaged. | 2. | Remove motor harness from control card. |
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| WARNING: See Startup | 3. | Check for continuity between yellow leads or |
| Hazard After Thermal |
| motor harness. |
| Overload on page 6. | 4. | If thermal relief switch is open (no continuity) |
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| allow motor to cool. |
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| 5. | If switch remains open after motor cools, |
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| replace motor using Motor Kit, page 26. |
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| 6. | If thermal relief switch closes after motor |
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| cools, find correct cause of overheating. |
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18 | 312667B |
