Graco 217-38 EM 380 User Manual page 8

Best Application Methods
RIGHT
Always hold the gun perpendicular to the sur-
face and keep the gun at an even 12 to 14 in.
(300-356 mm) from the surface you are
spraying.
I
WRONG
I
Begin moving the gun in a horizontal direction
at a steady rate. Start the spray stroke off the
moving. Then, while the gun- is still moving,
target surface and pull the trigger as the gun is
and as you approach the other edge, release
the trigger. This method avoids excess paint
build-up at the end of each. stroke.
The correct speed for moving the gun will
allow a full, wet coating to
be
applied without
runs or sags. Lapping each stroke about
50%
over the previous stroke produces uniform
paint thickness. And spraying in a uniform pat-
tern alternately from right to left, then left to
right, provides a professional finish.
The best way to control the rate of coverage is
with the gun
tip
size.
A
small tip orifice applies
orifice applies more paint and a wider pattern.
less paint and a narrower pattern. A larger
tip
Do not try to increase coverage
by
increasing
the fluid pressure! Using the lowest pressure
prolong the life of your sprayer and minimize
paint lost by overspray.
necessary to get the results you want will help
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307-463