Page 6 SB-2-259-B
CONDITION CAUSE CORRECTION
Fluid leaking or dripping
Packing nut too tight. Adjust.
from front of gun
Dry packing. Lubricate.
Fluid tip or needle worn or damaged. Replace tip and needle.
Foreign matter in tip. Clean.
Fluid needle spring broken. Replace.
Wrong size needle or tip. Replace.
Runs and sags
Too much material flow. Adjust gun or reduce fluid pressure.
Material too thin. Mix properly or apply light coats.
Gun tilted on an angle, or gun motion Hold gun at right angle to work and adapt to
too slow. proper gun technique.
Thin, sandy coarse finish
Gun too far from surface. Check distance. Normally approx. 6-8".
drying before it flows out
Too much air pressure. Reduce air pressure and check spray pattern.
Improper thinner being used. Follow paint manufacturer'smixing instructions.
Thick, dimpled finish
Gun too close to surface. Check distance. Normally approx. 6-8".
"orange peel".
Too much material coarsely atomized. Air pressure too low.
Increase air pressure or reduce fluid pressure.
Improper thinner being used. Follow paint manufacturer'smixing instructions.
Material not properly mixed. Follow paint manufacturer'smixing instructions.
Surface rough, oily, dirty. Properly clean and prepare.
Troubleshooting (continued)
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