Troubleshooting
Troubleshooting
This equipment stays pressurized until pressure is manually relieved. To help prevent serious injury from pressurized fluid, such as skin injection, splashing fluid and moving parts, follow the Pressure Relief Procedure when you stop spraying and before cleaning, checking, or servicing the equipment.
Check everything in this Troubleshooting Table before you bring the sprayer to an authorized service center.
Problem | Cause | Solution | |
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Sprayer makes no sound when | Trigger is locked. | Disengage trigger lock. See page 8. | |
trigger is pulled |
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Power supply. | Verify power to sprayer. | ||
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| Motor has overheated. | Wait | |
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| Sprayer circuit breaker has interrupted power. | Push and hold Circuit Reset Button (page 6) | |
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| to restore power to sprayer. | |
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Sprayer makes sound but no material is | Sprayer is not primed. | Prime the pump. See Starting a New Job | |
sprayed when trigger is pulled |
| (or Refilling the Material Cup), page 11. | |
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| Use pump access armor storage/startup tool to | |
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| clear pump of debris. See Storage, page 17. | |
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| Clean air vent holes or the air vent valve as your | |
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| model is equipped. See Shutdown and | |
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| Cleaning, page 15. | |
| Prime/spray valve is in UP position. | Put valve DOWN to spray position. | |
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| Flexible suction tube is missing or improperly | Make sure flexible suction tube is properly | |
| installed. | installed. | |
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| Flexible suction tube strainer or vent valve or | See Shutdown and Cleaning, page 15. | |
| vent holes are clogged. |
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| Flexible suction tube | Replace flexible suction tube | |
| missing. |
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| Flexible suction tube damaged. | Replace flexible suction tube. | |
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| Spray tip is not in SPRAY position. | Turn spray tip to SPRAY position. | |
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| Spray tip is clogged. | See Unclogging Spray Tip/Guard | |
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| Assembly, page 14. | |
| Spray tip filter is clogged. | Remove and clean spray tip filter. See Unclog- | |
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| ging Spray Tip/Guard Assembly, page 14. | |
| Pressure control knob is too low. | Turn pressure control knob up. | |
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| Sprayer has been tilted too far and suction tube | Make sure material cup is filled with material. | |
| has lost contact with material. | Rotate flexible suction tube, page 9. Do not tilt | |
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| the material cup too far. Prime the pump. See | |
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| Starting a new Job (or Refilling the Material | |
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| Cup), page 11. | |
| No or low material in material cup. | Refill material cup with material and prime the | |
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| pump. | |
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| Inlet valve is stuck from material residue left in | Use pump access armor storage/startup tool to | |
| sprayer. | clear pump of debris. If unsuccessful, see | |
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| Storage, page 17. See Inlet Valve | |
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| Removal/Service, page 21. | |
| Pump is clogged, frozen, or has debris inside. | See Outlet Valve Fitting Repair, page 22 and | |
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| Inlet Valve Removal/Service, page 21. | |
| Material is leaking from hole in front of sprayer. | Replace needle assembly. | |
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24 | 3A2587H |