INSTRUCTIONS-PARTS LIST
308–011
This manual contains IMPORTANT
INSTRUCTIONS and WARNINGS.
READ AND RETAIN FOR REFERENCE.
Rev A
SPRAY GUN EXTENSION
4050 psi (280 bar) MAXIMUM WORKING PRESSURE
Model 223–390
Model 223–391
Model 223–392
12 in. (305 mm) long
18 in. (457 mm) long
24 in. (610 mm) long
Fits all Graco high pressure spray guns.
(Adapters available for other guns)
Includes DripLesst Tip Guard.
Order spray tip separately.
GUN NOT INCLUDED
WARNING
Pressure Relief Procedure
T
3. Disengage the gun safety latch. Hold metal spray
extension firmly to the side of a grounded metal
pail, and trigger the gun to relieve pressure.
o reduce the risk of serious bodily injury, including
fluid injection, splashing fluid or solvent in the eyes or
on the skin, or injury from moving parts or electric
4. Engage the gun safety latch.
shock, follow this procedure whenever you shut of
f
5. Open the sprayer’s pressure drain valve, having a
the sprayer, when checking or servicing any part of
the spray system, when installing, cleaning or chang
ing spray tips, and whenever you stop spraying.
container ready to catch the drainage. Leave the
valve open until you are ready to spray again.
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If you suspect that the spray tip or hose is com
pletely clogged, or that pressure has not been fully
relieved after following the steps above, VER
SLOWLY loosen the tip retainer nut or hose end cou
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1. Engage the gun safety latch.
Y
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2. Shut off the pump and unplug it (or disconnect the
spark plug).
pling to relieve pressure gradually, then loosen com
pletely. Now clear the tip or hose.
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WARNING
Hazard of Using Fluids Containing Halogenated Hydrocarbons
Never use 1,1, 1–trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluids con
taining such solvents in this equipment. Such use could result in a serious chemical reaction, with the possibil
-
-
ity of explosion, which could cause death, serious bodily injury and/or substantial property damage.
Consult your fluid suppliers to ensure that the fluids being used are compatible with aluminum and zinc parts.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
ECOPYRIGHT 1990, GRACO INC.
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