Graco HYDRA-SPRAY 218-058 A, Instructions-Parts List Manual

Page: 4 / 16

TYPICAL INSTALLATION
Master Air Valve
Fluid Drain Valve
Air Line
Oiler
Grounded Air
Supply
Hose
Air Line Filter
The dimensional drawing on page 14 gives
measurements needed for installing the pump on
a
custom designed mounting. Accessories are shown on
page
13.
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.