Troubleshooting
Troubleshooting
Problem | Cause | Solution |
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Spray Pattern | Normal pattern. | No action necessary. |
Right |
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|
Spray Pattern | Dirty or damaged air cap or | Rotate air cap 180°. |
| fluid nozzle. | If pattern follows air cap, problem is in |
|
| |
|
| air cap (13). Clean and inspect. If pat- |
|
| tern is not corrected, replace air cap. |
Wrong |
| If pattern does not follow the air cap, |
| the problem is with the fluid nozzle. | |
Heavy top |
| |
| Clean and inspect the nozzle. If the pat- | |
or bottom |
| |
| tern is not corrected, replace nozzle. | |
|
| |
Spray Pattern | Pressure too high for viscosity | Reduce air pressure and increase |
| of material being sprayed. | material viscosity. |
|
| Correct pattern by narrowing fan size |
Wrong |
| with fluid control valve (8). |
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| |
Split pattern |
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|
Spray Pattern | Dirty or distorted air horn holes. Clean and inspect air cap. If pattern is | |
|
| not corrected, replace air cap. |
Wrong |
|
|
Gun spitting | Air getting into paint stream. | Check if cup is empty and fill. |
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| Tighten fluid nozzle (11). |
|
| Check and tighten needle packing |
|
| nut (17). |
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| Check fluid nozzle (11) for damage. |
10 | 312578J |
