INSTRUCTIONS–P
This manual contains important
warnings and information.
READ AND RETAIN FOR REFERENCE
2
Quart Pressure Cup
50 psi (3.5 bar) Maximum Working Pressure
Part No. 214–627, Series B
0–50
psi (0–3.5 bar) Regulated Pressure Range
Part No. 235–117, Series A
0–15
psi (0–1 bar) Regulated Pressure Range
ARTS LIST
307–318
Rev.
H
Supersedes G
Table
Preparation
Operation 3
Service 4
Parts 4–5
Accessories 6
Graco T
Technical
Warranty 8
Hazard of using Fluid Containing Halogenated Hydrocarbons
Never use 1, 1, 1–trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluid
containing such solvents in this equipment. Such use could result in a serious chemical reaction, with the
possibility of explosion, which could cause death, serious bodily injury and/or substantial property damage.
for Operation2. . . . . . . . . . . . . . . . . . . . . . .
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oll-Free Phone Numbers6. . . . . . . . . . . . . . . . .
Data8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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of Contents
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WARNING
Consult your fluid suppliers to ensure that the fluids being used are compatible with aluminum parts.
GRACO INC. P.O. BOX 1441
�COPYRIGHT
MINNEAPOLIS, MN
1978, GRACO INC.
55440–1441
Preparation
for Operation
Prepare
manufacturer’
fine nylon mesh bag, available at paint dealers. Fill the
cup (Ref No. 27, page 4) with paint and screw it se
curely to the lid (19). T
the paint or other coating according to the
s instructions. Strain the paint through a
-
orque to 65 in–lb (10 N.m).
B
A
C
5
Connect the air (23) and fluid (25) hoses as shown in
Fig. 1. The recommended auxiliary equipment shown
in Fig. 1 can be found in the
page 6.
KEY
A Main
B On–Of
C
D
E Locking Screw
F Air Spray Gun
G
5
20
23 Air Hose
25
Air Supply
f V
1/4 npt Air Inlet
Air Filter
Air Adjusting V
Air Regulator
Air Control V
Fluid Hose
alve
alve
alve
25
Accessories
F
section on
G
Fig. 1
D
E
20
23
Operation
WARNING
To
reduce the risk of over-pressurizing the equip
ment, which could cause serious bodily injury
cluding splashing in the eyes or on the skin,
never
exceed 50 psi (3.5 bar) air pressure to the
cup. The relief valve is preset to relieve pressure at
50 psi (3.5 bar).
valve.
Do not
alter settings on the relief
, in
-
-
3. T
urn the air regulator (5) knob in until the gauge
reads 10 psi (0.7 bar). Turn the air regulator’s lock
ing screw (E)
wise
to unlock it.
4.
Spray a test panel. If the paint is not fully atom
ized, either decrease the cup fluid pressure with
the air regulator (5), or increase the atomizing air
pressure with the air adjusting valve (G). Always
use the lowest possible pressure needed to
achieve the desired results.
clockwise
to lock it and
counterclock-
-
-
urn on the air supply
1. T
2. T
urn the cup air control valve (20)
the way in.
.
clockwise
, all
5. T
o decrease the cup fluid pressure, turn the air
regulator (5) knob out
cup air control valve (20)
mentarily to bleed of
by turning in the air regulator knob.
(counterclockwise)
counterclockwise
f the excess air
. T
urn the
mo-
. Then reset it
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