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8 308-332
Operation
Pressure Relief Procedure
WARNING
INJECTION
HAZARD
Fluid under high pressure can be in
-
jected through the skin and cause
serious injury
. T
o reduce the risk of an
injury from injection, splashing fluid, or moving
parts, follow the
Pressure Relief Procedure
whenever you:
D
are instructed to relieve the pressure,
D
stop spraying,
D
check or service any of the system equipment,
D
or install or clean the spray tips.
1.
Lock the spray gun trigger safety
.
2.
Close the bleed-type master air valve (supplied in
your system).
3.
Shut of
f the air regulators.
4.
Unlock the spray gun trigger safety
.
5.
Hold a metal part of the spray gun firmly to the
side of a grounded metal pail, and trigger the spray
gun to relieve pressure.
6.
Lock the spray gun trigger safety
.
7.
Open the drain valve (supplied in your system),
having a container ready to catch the drainage.
8.
Leave the drain valve open until you are ready to
spray again.
If you suspect that the spray tip or hose is completely
clogged, or that pressure has not been fully relieved
after following the steps above, very slowly loosen the
tip guard retaining nut or hose end coupling and relieve
pressure gradually
, then loosen completely
. Now clear
the tip or hose.
WARNING
For your safety
, before operating the equipment be
sure all operators have read and fully understand
all the warnings, cautions, and instructions in this
manual and all manuals supplied with each compo
-
nent or accessory
.
Flush the Pump Before Using
Pumps
are tested with lightweight oil which is left in to
protect the pump parts. T
o prevent contamination of
the fluid, flush the pump with a compatible solvent
before using it.
WARNING
Before flushing, be sure the entire system and
flushing pails are properly grounded. Refer to
Grounding
on page 5. Follow the
Pressure
Relief Procedure
at left, and remove the spray tip
from the gun. Always use the lowest possible fluid
pressure, and maintain firm metal-to-metal contact
between the gun and the pail during flushing to
reduce the risk of fluid injection, static sparking,
and splashing in the eyes or on the skin.
Starting and Adjusting the Pump
WARNING
To
reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure
on page 8.
See Fig. 4. Be sure the air regulators (10a and 10b)
and bleed-type master air valve (16) are closed.
Do
not install the spray tip yet!
On cart mount units,
place the suction tube (21) in the
fluid container
.
On wall mount units,
screw the bung adapter (34) into
the container
’
s bung hole, slide the suction tube
through the adapter into the container
, and tighten the
thumbscrew (33) to secure. Position the tube so its
end is about 1/2 in. (13 mm) of
f the bottom of the
container.
On pail mount units,
fill the pail (40) with fluid. Set the
cover (1) on the pail and secure with the thumbscrews
(42).
Open the drain valve (6) to prime the pump. Open the
bleed-type master air valve (16). Open the gun air
regulator (10a). Hold a metal part of the spray gun
firmly to the side of a grounded metal pail and trigger
the gun.
Continued on page 9.