Choosing The Correct Tip; Understanding Tip Number; Selecting Tip Hole Size; Choosing Pressure Control Knob Setting - Graco 16N661 Operation - Repair - Parts

Electric hand-held paint sprayer
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Choosing the Correct Tip

Understanding Tip Number

The last three digits of tip number (i.e.: XXX517) con-
tains information about hole size and fan width on sur-
face when gun is held 12 in. (30.5 cm) from surface
being sprayed.
First digit when doubled = approximate fan width
517 tip has
10 - 12 in.
fan width
Last two digits = tip hole size in thousands of an inch
Example: For a 10 - 12 in. (254 - 305 mm) fan width and
a 0.017 in (0.43 mm) hole size, order part number
XWD517.

Choosing Pressure Control Knob Setting

Recommendations of a starting point for determining the best set point for your sprayer and particular coating are
shown in the table below.
Tip Hole Size
.011 in. (0.28 mm)
.013 in. (0.33 mm)
.015 in. (0.38 mm)
.017 in. (0.43 mm)
Pressure Control Knob
Setting Number
12
517 tip has
a 0.017 in.
hole size
Thinner
Stains
0 - 2
10

Selecting Tip Hole Size

Tips come in a variety of hole sizes for spraying a
range of fluids. The sprayer includes a 0.017 in.
(0.43 mm) tip for use in most spraying applications.
Use the table below to determine the range of rec-
ommended tip hole sizes for each fluid type.
Consider coating and surface to be sprayed. Make
sure to use the best tip hole size for the coating and
best fan width for that surface.
Tip hole size controls flow rate - the amount of paint
that comes out of the gun.
HINTS:
As you spray, the tip wears and enlarges. Starting
with a tip hole size smaller than the maximum will
allow you to spray within the rated flow capacity of
the sprayer.
Tips wear with use and abrasive paint and need
periodic replacement.
Do not spray with worn spray tips. Poor spray pat-
tern quality will result.
Coatings
Enamels
Primers
3 - 7
4 - 10
Choosing the Correct Tip
Interior Paints
Exterior Paints
4 - 10
4 - 10
3A2854A
Thicker

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