AIR BRUSH COMPRESSOR
AIR BRUSH
Problem Possible Causes Likely Solutions
Will not spray. 1. Misuse of finger lever.
2. Needle chucking nut gets
loose.
3. Nozzle and/or air passage
blocked.
4. No air pressure at the air
brush.
5. Air pressure too low.
6. Material too heavy.
1. First press finger lever downward and then draw
back on the finger slowly/gently till fluid comes
out of the nozzle.
2. Make sure that the needle chucking nut is hand
tightened firmly around the fluid needle.
3. Clean.
4. Check air supply and air line.
5. Increase air pressure.
6. Thin material properly.
Grain spray. Material too thick. 1. Add water or proper solvent sparingly to material.
2. Check needle and tip for dried material.
3. Adjust air supply; then test for proper spray.
Buckling paper. Material too thin. 1. Add material to thicken mixture.
2. Airbrush less heavily in one area.
3. Move air brush rapidly or lessen amount of spray.
Spray pattern
appears to have
flared ends.
Turning wrist while spraying. Always move arm parallel to work surface to have
flared ends.
Spray pattern looks
like a centipede.
Spraying too much material
too close to paper.
1. Lightly pull back on finger lever.
2. Hold brush further away from work surface.
Splattering. Allowing needle to snap back
into tip.
1. Release lever gently.
2. Check needle and tip for dried paint.
Curved spray
pattern.
Arcing arm too close to work
surface.
Always move arm parallel to work surface.
Spitting material. 1. Residue on needle or in
glass jar.
2. Material too thick.
1. Clean needle or glass jar with proper solvent or
clear water.
2. Thin material with proper solvent or clear water.
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