Advanced Troubleshooting
Advanced Troubleshooting
See Basic Troubleshooting first, page 11 for problems that are more easily remedied.
General Problem: Motor Does Not Operate
Specific Problem | Cause | Solution |
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Power switch is on and sprayer | See Basic Troubleshooting, |
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is plugged in; pump does not | page 11. |
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cycle. |
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Basic mechanical problems. | Paint is frozen or hardened in | Unplug sprayer from electrical outlet. |
| pump. | If paint is frozen in sprayer: |
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| Do NOT try to start sprayer until completely |
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| thawed or you may damage the motor, control |
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| board, and/or drivetrain. |
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| 1. Turn power switch OFF. |
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| 2. Place sprayer in warm area for several hours. |
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| 3. Plug sprayer in. |
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| 4. Turn power switch ON and flush sprayer with |
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| water or mineral spirits. |
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| a. Turn on sprayer. |
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| b. Turn prime valve to PRIME position. |
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| If paint hardened in sprayer: |
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| ProX7 and ProX9: Replace pump packings. See |
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| List of Kits, page 26. |
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| X5 and X7: Replace complete pump. See List of |
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| Kits, page 26. |
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| Remove all residue from inlet and outlet valves. |
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| Gears are damaged. | Remove motor enclosure and rotate motor fan to |
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| check for bad gears. If gears bind or slip, remove |
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| pump cover and replace failed gears. See List of |
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| Kits, page 26. |
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| ProX7 and ProX9: Yoke is | Repair or replace using Gear/Yoke Kit. See List |
| broken because pump is | of Kits, page 26. |
| locked up due to dried paint or |
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| Replace pump packings on ProX7 and ProX9 | |
| worn packings. | sprayers. See List of Kits, page 26. |
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16 | 312667B |
