Graco A Series Instructions-Parts List

INSTRUCTIONS-PARTS L E
Rev. B
Supersedes A This manual contains important
warnings and information.
READ AND RETAIN FOR REFERENCE
TEXTURE SPRAY GUN
IO0
psi
(7 bar)
Maximum
Air and Fluid Working Pressure
Model
224-722,
Series A
Pressure Relief Procedure
To reduce the risk of serious bodily injury, including
electric shock and splashing fluid in the eyes, follow
this procedure whenever you stop spraying.
1. Shut off the pump or sprayer.
2.
Trigger the gun.
3.
Open the gun air valve.
4.
Disconnect the power source.
Grounding
T o reduce the risk of electric shock, proper electrical
grounding is essential. See your separate pump or
electrical codes for detailed grounding instructions.
sprayer instruction manual, and consult your local
Working Pressure
To reduce the risk of component rupture and seri-
ous bodily injury, never exceed 7 0 0 psi (7 bar) A/R
OR FLUID WORKlNG PRESSURE to this gun. Do not
exceed the maximum working.pressure o f any other
component in the system.
Fluid and Solvent Compatibility
Do not use
1,l
,I-trichloroethane, methylene chlo-
ride, other halogenated hydrocarbon solvents or
fluids containing such solvents in this equipment,
which contains aluminum and/or zinc parts. Such
use could result in a serious chemical reaction, with
the possibility of explosion, which could cause
death, serious bodily injury and/or substantial prop-
erty damage.
n e
standard au
flow knob
(1
8)
so only 1 or
2
threads are visible. Fully
n adiustment is to adjust the material
open the air flow valve
(24)
by turning it as far as pos-
sible to
+.
valve
(423)
is open. Close the valve to stop the air, if
desired. Otherwise, it can stay open except during
priming.
For continuous
SD
hold the trigger open to reduce fatigue.
raving, use the trigger bail (1)
to
Jo
Drevent material surae at
the
be
m ,
squeeze the trigger slowly to the fully trig-
gered position while moving the gun quickly.
Adiustina the m o a ern
ance the pump pressure and the air to the gun, and
tt
requires testing to bal-
using the right tip size.
1.
Test the spray pattern on cardboard. Hold the gun
t
n nozzle whenever the gun air
-
16-30
in.
(457-762
mm) from the surface. Use
this spraying distance for most applications.
2.
Adjust the pump pressure until the material
stream is about 8 in.
(203
mm) long.
3. Adjust the pump and the gun air flow valve
(24)
to
achieve a uniform, round spray pattern.
4.
Consider the size of aggregate in the material and
the coarseness of the spray pattern. Remember,
the larger the tip, the heavier the pattern.
5. Overlap each stroke 50%.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
@COPYRIGHT 1991, GRACO INC.