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TYPICAL INSTALLATION
Master Air Valve
Fluid Drain
Valve
Air Line
Oiler
Grounded Air
Supply
Hose
Air
Line Filter
The dimensional drawing on page
gives
measurements needed for installing the pump on
a
custom designed mounting. Accessories are shown on
NOTE:
Reference numbers and letters in paren-
theses in the text refer to the Typical Installa-
tion drawing, Figures
1-5
end the
Parts
Drawing.
Ground the
Pump
and Other System Components
system, and
the
object being sprayed
as
Ground the pump,
all
other components in the
in
FIRE
AND
EXPLOSION
HAZARD
The
Typical Installation drawing is only
a
guide to
System Accessories
ting and installing required and optional components.
To help ensure
that
svstem suits vour needs. con-
tact
Graco representative for professional design
assistance.
NOTE:
To ensure maximum pump performance, be
sure that any accessory used is properly
siz-
ed to meet your system requirements.
pump lubrication, and an air regulator
to control
Install an air line oiler
near the air inlet, for automatic
pump speed and fluid pressure. Install an air line filter
to remove harmful dirt and moisture from the com-
pressed air, and e bleed-type master air valve
(E),
located within reach of the pump area.
L
Fluid Filter
Grounded Spray
N
Gun
or
Dispensing
Valve
0
P
Suction
R
Runaway
Valve
WARNING
Two
accessories, the bleed-type master
air
valve
and the fluid drain valve
are required for
your
system to reduce the risk of serious bodily in-
jury from moving parts, splashing, or fluid injec-
tion when shutting
off
the pump.
The bleed-type
valve
relieves air trapped be-
tween the valve and pump, after the pump is shut
off.
Trapped air can cause the pump to cycle
unexpectedly and result in serious bodily injury
if
you
are adjusting or repairing the pump.
the displacement pump, hose end gun when
The fluid drain valve
helps relieve fluid pressure in
ting
off
the pump. Triggering the gun to relieve
pressure may not be sufficient, especially if there
is
a
clog in the hose,
or
air supply to the pump
if
the pump accelerates beyond
Install
a
pump runaway control valve
to shut
off
the
the pre-adjusted setting.
A
pump which operates too
fast can be seriously damaged.
fluid filter
and
a
drain valve
Downstream from the pump, on the fluid line, install
a
Connect Hoses
318
fluid outlet.
Connect
a
grounded fluid dispensing
hose
to the
Connect
a
suction hose
or siphon tube to the
314
intake of the pump.
Connect
a
grounded
in. ID (minimum) air supply
hose
to the pump's
air inlet or the air
regulator's inlet fitting.
Summary of Contents for HYDRA-SPRAY 218-058 A
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