Graco F Series Instructions-Parts List Manual page 5

Grounding
WARNING
FIRE AND EXPLOSION HAZARD
Before operating the pump, ground the
system as explained below. Also read
the section FIRE AND EXPLOSION
HAZARD on page 3.
1. Pump: To ground the pump, loosen the grounding
lug locknut (W) and washer (X). See Fig. 1. Insert
one end of a 12 gauge (1.5 mm
wire (Y) into the slot in lug (Z) and tighten the
locknut securely. Connect the other end of the
ground wire to a true earth ground. Order part no.
222011, Ground Wire and Clamp.
2. Air and fluid hoses: use only electrically conductive
hoses with a maximum of 500 feet (150 m) com-
bined hose length to ensure maximum grounding
continuity.
3. Air compressor: follow the air compressor
manufacturer's recommendations.
4. Spray gun or dispensing valve: ground by connect-
ing the gun/valve to a properly grounded fluid hose
and pump.
Installation
2
) minimum ground
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 metal pails, which are conductive,
placed on a grounded surface. Do not place the
pail on a nonconductive surface, such as paper or
cardboard, which interrupts the grounding continu-
ity.
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.
X Z
Fig. 1
Y
W
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