5
309489
Installation
General Information
NOTE:
Reference numbers and letters in parentheses
refer to callouts in the Figs. and parts drawing.
NOTE:
Always use Genuine Graco Parts and Acces-
sories, available from your Graco distributor.
Grounding
WARNING
FIRE AND EXPLOSION HAZARD
Before operating the pump, ground the
system as explained below. Also read
the section
FIRE OR EXPLOSION HAZ-
ARD
on page 4.
1.
Pump:
use a ground wire and clamp as shown in
Fig. 1. Loosen the grounding lug locknut (W) and
washer (X). Insert one end of a 12 ga (1.5 mm
@
)
minimum ground wire (Y) into the slot in lug (Z)
and tighten the locknut securely. Connect the other
end of the wire to a true earth ground. Order part
number 222011 Grounding Clamp and Wire.
2.
Air and fluid hoses:
use only conductive hoses.
3.
Air compressor:
follow manufacturer’s recommen-
dations.
4.
Spray gun or dispensing valve:
ground through
connection to a grounded fluid hose and pump.
5.
Fluid supply container:
follow your local code.
6.
Object being sprayed:
follow your local code.
7.
Solvent pails used when flushing:
follow your local
code. Use only conductive metal pails, placed on a
grounded surface. Do not place the pail on a
nonconductive surface, such as paper or card-
board, which interrupts the grounding continuity.
8.
To maintain grounding continuity when flushing or
relieving pressure
, hold a metal part of the spray
gun firmly to the side of a grounded
metal
pail,
then trigger the gun.
0720
Fig. 1
Y
W
Z
X
Summary of Contents for 309489D
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