How To Use Graco 390 Paint Sprayer?

Do you have to thin paint for Graco sprayer?

They’re extremely viscous, so whenever you spray them with a handheld, HVLP, or small airless sprayer, you need to thin them down. That’s true when you’re using anything other than a big airless unit. If you’re using a handheld or HVLP system to paint, you’re probably going to have to use as much as 20-30% water.

How do you set up a Graco sprayer?

Prime the Pump

  1. Engage the trigger lock.
  2. Remove the tip and guard from your gun.
  3. Place the fluid intake hose into a paint pail and place the drain tube into a waste pail.
  4. Be sure the prime valve is in the PRIME, or DRAIN, position.
  5. Turn the pressure control to the lowest pressure setting.
  6. Turn the on/off switch to ON.

Which is better Graco or Titan?

The winner here is Graco, at least with the two sprayers I own. Performance wise, the Contractor and RX-80 spray guns by both companies are great, but the filters in the gun and manifold of my Graco sprayers are a lot faster to disassemble and clean than Titan.

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What is the best Graco paint sprayer?

The Graco TrueCoat 360 DS Paint Sprayer is the best overall Graco paint sprayer because of its durability and several features that make painting easier than ever. One of its best features is its two-speed switch. There’s a low speed that helps you have more control over the sprayer.

How can I spray my walls without hitting the ceiling?

How to Spray Walls without Hitting Ceiling

  1. Assemble the necessary tools and materials.
  2. Put on your safety gear.
  3. Cover the floors and window corners.
  4. Mask along the ceiling corners.
  5. Start spraying your walls.
  6. Leave the paint to dry.
  7. Clean your workspace.
  8. Conclusion.

Do you have to water down paint for sprayer?

Basically, because it is so thick, it needs to be thinned down before it will work in a paint sprayer. This is all related to its viscosity. That is, how easy it flows or not. Latex paint benefits from being thick because it makes it durable.

Do you need to thin paint for a sprayer?

Yes, the latex paint does need to be thinned. Even though latex paint is water-based, it is thicker than the oil-based paint varieties. The thick latex paint needs to be thinned to be able to spray a fine mist of paint. Before applying your paint, it is a good idea to test out the paint’s viscosity.

How do I get a smooth finish with a paint sprayer?

Just wait till the paint is dry and lightly sand it with a fine grit sanding block to smooth it over. Paint over it again and you should be good to go! Here’s a quick video to demonstrate how I spray paint and get a flawless finish every time.

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Why does my airless paint sprayer leaving streaks?

The main causes of streaks and disturbances in the spray pattern when using Airless devices are: Pressure set too low. Nozzle worn. Material supply disrupted (eg clogged filters)

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