Question: How To Id A Graco Paint Sprayer Gun?

What do the numbers on a Graco spray tip mean?

The first number, when multiplied by 2, tells you how wide of a fan the tip will create when sprayed at a distance of 12 inches from the surface. The second two numbers are the orifice size of the tip, in thousandths of an inch, that determines how much fluid will leave the spray tip.

Are paint sprayer nozzles universal?

Threads on the spray guard are universal – the standard size is 7/8” – and fit most spray guns.

How do you measure a spray tip?

Understanding the Numbers

1. The first digit is half of the fan width, the “5” in “517” equals a 10 inch spray fan width (5 x 2 = 10)
2. The last two digits are the size of the tip opening in thousandths of an inch, the “17” in “517” means the tip hole size is. 017 inch.
You might be interested:  Often asked: How To Change The Spray Direction Of A Paint Sprayer Gun On Graco X5?

Do I need to thin my paint for airless 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.

What is a 517 spray tip used for?

Achieve greater control and less overspray on different surfaces with a wide range of coatings, from stains to exterior paints. 10 inch spray pattern ideal for larger surfaces such as houses/buildings, walls and ceilings.

Does latex paint need to be thinned to spray?

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.

What size tip should I use to spray primer?

A general rule of thumb is: Heavy-bodied primers and primer surfacers work best when you use a nozzle size of 1.7 to 2.2. Basecoats should be sprayed with a 1.4 to 1.6 nozzle. Clearcoats should be sprayed with a 1.3 to 1.7 nozzle.

How long does a spray tip last?

Generally a RAC X spray tip will spray around 45 gallons of paint before it needs to be replaced. A RAC IV or RAC V spray tip will last for approximately 40 gallons. All tips will vary depending on pressure that the user is spraying at the the type of paint being sprayed.

You might be interested:  FAQ: How To Set Up Airless Paint Sprayer?

What causes orange peel in paint?

Orange peel is typically the result of improper painting technique, and is caused by the quick evaporation of thinner, incorrect spray gun setup (e.g., low air pressure or incorrect nozzle), spraying the paint at an angle other than perpendicular, or applying excessive paint.

What size tip should I use to spray cabinets?

Spray Tip Selection When spraying water-based enamel and satin finish paint, it’s best to use a 311 spray tip as it will deliver a 6-inch spray fan that is perfect for cabinets and smaller doors.

What would you do if your paint does not spray from your gun or comes out blotchy?

If your paint gun is not spraying paint at all, it’s most likely due to a clog either in the air vent hole or the hose. Clean any dried paint with a toothpick, and use a cleaning solvent to clear any remaining gunk. If you’ve cleaned your paint gun and find that it still isn’t spraying, take a look at the air supply.

Why does my Graco spray gun spit?

Spray guns spit when air is being introduced into the fluid outside of at the air cap. A loose fluid nozzle does not properly seat in the tip of the spray gun and causes air to enter the fluid supply resulting in spitting.

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)