Devilbiss Spray Guns

What is an HVLP spray gun?

HVLP (High Volume Low Pressure) spray guns use a high volume of air at low pressure to atomize paint, reducing overspray and increasing material transfer efficiency. This results in less wasted paint and a higher-quality finish.

What types of spray guns does DeVilbiss manufacture?

DeVilbiss offers a wide range of spray guns, including HVLP, conventional, and finishing systems, designed for different painting applications.

How do I clean a DeVilbiss spray gun?

To clean a spray gun, follow these steps:

• Remove the paint cup and empty any remaining paint.
• Flush the gun with an appropriate cleaning solution, such as a recommended solvent or cleaner.
• Use a brush or cloth to clean internal parts thoroughly.
• Rinse with clean water and dry completely before the next use.

What air pressure is required for DeVilbiss spray guns?

The required air pressure varies by model. For example, the recommended input pressure for the DeVilbiss DV1 spray gun is 2.0 bar (29 psi), with a maximum of 2.5 bar. Always check the user manual for exact specifications.

What nozzle size should I choose for different paints?

The nozzle size depends on the type of material being sprayed:

• 1.3 mm nozzle: Ideal for metallic basecoats and clear coats.
• 1.8 mm nozzle: Suitable for polyurethane paints, primers, and thicker coatings.
• 2.5 mm nozzle: Best for high-viscosity fillers and primers.

Can DeVilbiss spray guns be used with water-based paints?

Yes, DeVilbiss spray guns are designed with stainless steel fluid passages, making them compatible with both water-based and solvent-based paints.

How often should I maintain my spray gun?

It is recommended to clean the spray gun thoroughly after each use to ensure proper function and longevity.

Where can I buy DeVilbiss spray gun parts and accessories?

DeVilbiss spray gun parts and accessories are available from authorized dealers, paint supply stores, and online retailers.

What warranty does DeVilbiss offer on its spray guns?

The warranty period and conditions vary by model. Always refer to the warranty documentation included with the product for specific details.

What should I do if my spray gun is not atomizing properly?

If your spray gun is not atomizing correctly, check the following:

• Ensure the nozzle and needle are clean.
• Check the air pressure settings.
• Inspect for worn or damaged components.

If the issue persists, consult a professional service center.

Why is proper air filtration important during painting?

Contaminants in compressed air, such as water and oil, can cause defects in the paint finish. Proper air filtration, such as using fine filters, is essential for achieving a flawless result.

What protective gear should I use when painting?

Paint fumes and particles can be hazardous to health. It is essential to use proper respiratory protection, such as a respirator mask, and wear gloves and protective clothing.

How should I store my spray gun for long-term periods?

Before long-term storage, thoroughly clean the spray gun, dry it completely, and store it in a dry, dust-free area to prevent corrosion and contamination buildup.