Airless Spray Troubleshooting Guide

Airless spray painting is really fast. It can be very powerful but sometimes small issues can affect how the finish looks. Here is a simple guide to help you figure out what is going on and fix problems.

1. Uneven Spray Pattern

The problem is that the spray has lines on the sides or it just looks uneven.
The airless spray painting cause of this is that the tip is worn out or the pressure is too low.
To fix this you need to change the spray tip and increase the pressure a bit.

Airless spray troubleshooting guide

2. Paint Spitting

The problem is that the spray comes out in bursts or it just spits out the paint.
The airless spray painting cause of this is that there is air in the system or the connections are loose.
To fix this you need to tighten the fittings and refill the paint and re-prime the pump.

3. Big Droplets

The problem is that the surface looks rough or bumpy.
The airless spray painting cause of this is that the pressure is too low or the paint is too thick.
To fix this you need to increase the pressure and thin the paint if you need to.

4. Much Overspray

The problem is that the paint mist is everywhere.
The airless spray painting cause of this is that the pressure is too high or you are using the tip.
To fix this you need to lower the pressure and use the correct spray tip and keep the distance which is about 25 to 30 centimeters.

5. Tip Blockage

The problem is that the spray just stops or the pattern changes all of a sudden.
The airless spray painting cause of this is that there is dirt or dried paint in the tip.
To fix this you need to clean the tip or reverse it and filter the paint before you use it.

6. Weak Spray Pressure

The problem is that the spray is weak when you have it on the high setting.
The airless spray painting cause of this is that the filters are clogged or the pump parts are worn out.
To fix this you need to clean the filters and check the pump and the hose.

7. Runs and Drips

The problem is that the paint starts dripping on the wall.
The airless spray painting cause of this is that there is much paint in one area.
To fix this you need to move the spray gun and apply thin coats of airless spray painting.

8. Dry Spray

The problem is that the surface feels rough and dry.
The airless spray painting cause of this is that you are spraying far away or it is just too hot outside.
To fix this you need to move and adjust the thinner or work in better conditions.

Conclusion

airless spray problems are easy to fix with airless spray painting.
Just remember to check the pressure and the tip and the paint condition, with your airless spray painting.