Troubleshooting
Fix Spraying Problems
Before servicing, always release system pressure by following Pressure Relief Procedure (page 7).
Problem A: The sprayer does not start
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1. | Sprayer is not plugged in | Plug sprayer in |
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2. | ON/OFF switch is set to OFF | Turn ON/OFF switch to ON |
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3. | The sprayer shuts off while under pressure | Motor will cycle ON and OFF while spraying to regulate pressure. This is normal |
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4. | No voltage is coming from wall plug | Test the power supply voltage |
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5. | The extension cord is damaged or has too low a capacity | Replace extension cord |
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6. | There is a problem with sprayer motor | Take sprayer to Wagner Authorized Service Center |
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Problem B: The sprayer starts but does not draw material when the PRIME/SPRAY knob is set to PRIME
| Cause | Solution |
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1. | The sprayer will not prime properly or has lost prime | Refer to Getting Material to Flow section see page 9 |
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2. | The hopper is empty | Refer to Load Material and Getting Material to Flow sections see pages | |
3. | The sprayer is not on level ground | Relocate sprayer to level ground |
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4. | The inlet filter is clogged | Refer to Clean the Inlet Filter see page 14 |
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5. | The inlet valve is stuck | Inlet may be stuck from old material. Push filter tab to release. If still stuck refer to Clean | |
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| the Inlet Filter see page 14 or Replace the Inlet Valve see page 24 | * |
6. | The outlet valve is stuck | Refer to Replacing Outlet Valve see page 24 |
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7. | The inlet valve is worn or damaged | Refer to Cleaning or Replacing Inlet Valve see page 24 * |
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8. | The PRIME/SPRAY valve is plugged | Take sprayer to Wagner Authorized Service Center |
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Problem C: The sprayer draws up material but the pressure drops when the gun is triggered
| Cause | Solution |
1. | The spray tip is worn | Replace spray tip with a new one** |
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2. | The inlet filter is clogged | Refer to Clean the Inlet Filter see page 14 |
3. | The spray tip is plugged | Refer to Clear the Spray Tip see page 13 |
4. | The spray gun filter is clogged | Refer Clean the Spray Gun Filter see page 15. Keep extra filters on hand |
5. | The material is too heavy or coarse | Thin or strain the material |
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6. | The outlet valve assembly is dirty or worn | Refer to Replacing Outlet Valve see page 24 * |
7. | The inlet valve assembly is damaged or worn | Refer to Clean or Replace Inlet Valve see page 24 * |
22 | Troubleshooting • Fixing Spraying Problems |
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