Graco Series A Operation manual

308-1 62
INSTRUCTIONS/PARTS LIST
GRACO
Rev. A
WARNINGS and INSTRUCTIONS.
mls manual contains IMPORTANT
READ AND RETAIN FOR REFERENCE.
TEXTURE SPRAY GUN
100 psi (7 bar) MAXIMUM AIR AND FLUID WORKING PRESSURE
Model 224-722, Series A
PressureRelief Procedure
To reduce the risk of seriousbodily injury, including
electric shock and splashingfluid inttie eyes, fol-
lowthis procedurewhenever you stop spraying.
2.Trigger the gun.
1. Shut off thepump orsprayer.
3. Openthegunairvalve.
4. Disconnectthepowersource.
Grounding
To reduce the risk of electric shock, proper electri-
cal grounding is essential. See your separate
your local electricalcodesfor detailed grounding
pump
or sprayer instruction manual, and consult
instructions.
Worklng Pressure
To reduce the risk of component rupture and seri-
ous bodily injury, never exceed
700 psi (7 bar) AIR
OR FLUID WORKING PRESSURE to this gun. Do
not exceed the maximum working pressure of any
other component In the system.
Fluid and Solvent Compatlblllty
ride, other halogenated hydrocarbon solvents or
Do not use 1,l ,1-trichloroethane, methylene chlo-
which contains aluminum and/or zinc parts. Such
fluids containing such solvents in this equipment,
with theposslblllty of explosion,whicti could
use couldresult in a serious chemical reaction,
cause death, seriousbodily injury andlor substan-
tial properly damage.
flow knob
(18) so only 1 or 2 threads are visible. Ful-
mestandard aun adiustmentlsto adjust the material
ly open the airflowvalve (24) byturning it as.far as
possibleto
+.
valve (423) Is open. Close the valvetostoo theair. If
Air bleedsfrom the aun nozzle whenever the gun air
desired. Other.&, it can stay open except during
priming.
For continuous soravir\g.use thetrigger bail
(1) to
holdthe trigger opento reduce fatigue.
m. squeeze the trigger slowly to the fully trig-
To orevent material surae at the beainnina
of a sora
gered positionwhilemovingthegunquickly.
Air Inlet
Adiustina thewravoattem requires testingto bal-
ance the ourno pressure and the air to
the aun. and
1/4 npsm
M31
usingthe'righitip size.
2. Adjust the pumppressure until the material
1. Test the spray pattern on cardboard. Hold the
stream Isabout 8 In. (203 mm) long.
gun
16-30 in. (457-762 mm) from the surface.
Use this spraying distanceformost applications.
3. Adjust the pump and the gun air flow valve (24)
to achieve a uniform, round spray pattern.
".
GRACOINC. P.O. BOX.1441 MINNEAPOLIS, MN 55440-1441
@COPYRIGHT 1991, GRACO INC.

4. Consider thesize of aggregate in the material
andthe coarseness of the spray pattern.
Remember, the larger thetip, the heavier the
pattern.
5. Overlapeach stroke 50%.
I A CAUTION 1
Always run thepumpat the lowest pressure
needed, This maximizes theefficiency
Of the
gun adjustments.
When smavina small.confinedareas, thevalveand
knobmay beusedto make fine adjustments without
areas, such as closets.
adjusting the pumpwhen sprayingsmaller, confined
Material'flowknob adiustmea (See Fig2)
For a lighter spray pattern,tum
IN the knob (18).
For a heavier-spray pattern, turn
OUT the knob (18)
so that no more than two threads are showing.
A CAUTION
Turning the knob (418) out too far will remove
the knob and the gunwill not shut off when the
trigger isreleased.
>
-nl (See Fig 2)
To decrease airflow turn thevalve (24) toward -.
To increase air flow, tum thevalve (24) toward +.
GGQ
the Drooer consistencv,The material maythicken as
pattern.
it sits and slow down productionor affect the spray
Fm at theend of each work day and dry it.
(SAE-10) at thepoints indicated
in Fig 2.
Dm& with a few drops of lightoil
Flg 2
Model 224-722. Series A
aus
Ret
No Part No.
3
1167-391
5 111-550
111-558
6 111-549
7
8' 111-547
111-548
9* 111-546
10.111-54511187-39712111-544
13. 224-714
14111-56115 111-551
16111-55317154-59416111-555
x) 111-552
19 111-559
21187-419
22 111-542
23 111-5M)
24111-543
Descrlptlon
BAIL. trlgger
TRIGGER
FIlTING, fluidinlet
PACKING NUT, with O-ring
RETAINING NUT, nozzle
5/16" TIP
114' TIP
3/16' TIP
WASHER, flat
GUN BODY
Includes items 1 and 21
NEEDLE
O-RING
SPRING
WASHER
O-RING
FLUID REGULATOR
RETAININGRING
PIN
LABEL, identificailon
FITTING, air inlet
AIR RESTRICTOR VALVE
BALL VALVE
24
QtY
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
2
1
1
1
1
1
Ki 22 4-71 8
Includes items8,9,10.13. Keep a repairkit on hand
to reduce down time.Purchase kit separately.
Jechnlca
Air Consumption .. . 5.3 to 10.6 CFM at 15to 44 psi
i Data
Weight
. . . . .. . .. . .. ... . .. .. . 35 oz (lo00grams)
(150 to
300 iiter/minat 1 to 3 kgslcm2)
Subsldlary and Afflllsto Companies: Canada;&gland; Korea; Switzerland; France;
Germany; Hong Kona; Jamn
Factory Branches: Atlanta, Chicago, Dallas, Detroit, Los Angel-, West
Caldwell (N.J.)
-
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
PRINTED IN U.S.A. 308-162 10-91