Page 8 |
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TROUBLESHOOTING (continued) |
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CONDITION | CAUSE | CORRECTION | |
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Fluid dripping or leaking from | Cup loose on gun. | Tighten. | |
bottom of cup | Cup gasket worn or missing below cup. | Replace cup gasket. | |
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| Cup threads dirty. | Clean. |
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Runs and sags | Too much material flow. | Adjust gun or reduce fluid flow. | |
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| Material too thin. | Mix properly or apply light coats. |
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| Gun tilted on an angle, or gun | Hold gun at right angle to work and |
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| motion too slow. | adapt to proper gun technique. |
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Thin, sandy coarse finish drying | Gun too far from surface. | Check distance. Normally approx. 8". | |
before it flows out | Too much air pressure. | Reduce air pressure and check spray pattern. | |
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| Improper thinner being used. | Follow paint manufacturer's mixing instrs. |
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Thick, dimpled finish "orange peel" | Gun too close to surface. | Check distance. Normally approx. 8". | |
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| Too much material coarsely atomized. |
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| Air pressure too low. | Increase air pressure or reduce fluid flow. |
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| Improper thinner being used. | Follow paint manufacturer's mixing instrs. |
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| Material not properly mixed. | Properly clean and prepare. |
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| Surface rough, oily, dirty. | |
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