Graco 1590 SA, Instructions-Parts List Manual

Page: 7 / 40

Installation
310622L 7
4. At inlet fluid pressures greater than 15 psi (0.1 MPa,
1 bar), diaphragm life will be shortened. 5. See the Technical Data on pages 34 and 37 for
maximum suction lift (wet and dry).
Fluid Outlet Line
A fluid drain valve (J) is required to relieve pressure in
the hose if it is plugged. The drain valve reduces the risk
of serious injury, including splashing in the eyes or on
the skin, or contamination from hazardous fluids when
relieving pressure. Install the valve close to the pump
fluid outlet. See F
IG
. 3.
1. Use flexible, grounded fluid hoses (L) where possi-
ble.
2. For best sealing results, use a standard Tri-Clamp®
style sanitary gasket of a flexible material such as
EPDM, Buna-N, fluoroelastomer, or silicon
3. Install a fluid drain valve (J) near the fluid outlet. See
F
IG
. 3.
4. Install a shutoff valve (K) in the fluid outlet line.
Typical Installation
F
IG
. 3 Typical Floor-Mount Installation
Key:
A Air supply line
B Bleed-type master air valve
(required for pump)
C Air regulator
D Air line quick disconnect
E Master air valve (for accessories)
F Air line filter
G Flexible fluid suction line
J Fluid drain valve
K Fluid shutoff valve
L Flexible fluid line
M 1/2 npt (f) air inlet
X Ground wire (required; see page
5 for installation instructions)
E F
C
B
A
K
L
J
G
X
D
M
TI8766a