Installation - Graco 237707 Instructions-Parts List Manual

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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. King Pumps: use a ground wire and clamp. See
Fig. 1. Remove the ground screw (Z) and insert
through eye of ring terminal at the end of ground
screw (Y). Fasten ground screw back onto pump
and tighten securely. Connect the other end of the
wire to a true earth ground. Order Part No. 222011
Ground Wire and Clamp.
Premier Pumps: use a ground wire and clamp.
See Fig. 2. Loosen the grounding lug locknut (W)
and washer (X). Insert one end of a 1.5 mm@ (12
ga) 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
No. 222011 Ground Wire and Clamp.
Z
Fig. 1

Installation

Fig. 2
2. Air and fluid hoses: use only electrically conductive
3. Air compressor: follow manufacturer's recommen-
4. Spray gun/dispense valve: ground through connec-
5. Fluid supply container: follow your local code.
6. Object being sprayed: follow your local code.
7. All solvent pails used when flushing: follow your
Y
8. To maintain grounding continuity when flushing or
TI1052
W
Y
hoses.
dations.
tion to a properly grounded fluid hose and pump.
local code. Use only metal pails, which are con-
ductive, placed on a grounded surface. Do not
place the pail on a nonconductive surface, such as
paper or cardboard, which interrupts the grounding
continuity.
relieving pressure, always hold a metal part of the
gun/valve firmly to the side of a grounded metal
pail, then trigger the gun/valve.
X
Z
0864
308355
5

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