Graco 233501 Heat Pump User Manual


 
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Installation
Grounding
WARNING
FIRE AND EXPLOSION HAZARD
This pump must be grounded. Before
operating the pump, ground the system
as explained below. Also read the sec-
tion FIRE AND EXPLOSION HAZARD
on page 4.
To reduce the risk of static sparking, ground the pump
and all other equipment used or located in the pumping
area. Check your local electrical code for detailed
grounding instructions for your area and type of equip-
ment.
Ground all of this equipment:
D Pump: Attach a ground wire (Y) to the pump’s
grounding screw (35) and secure with the screw, as
shown in Fig. 1. Connect the clamp end of the
ground wire to a true earth ground. Order Part No.
238909 Ground Wire and Clamp.
Fig. 1
Y
35
ti1030b
D Air and fluid hoses: Use only electrically conductive
hoses.
D Air compressor: Follow the manufacturer’s recom-
mendations.
D Solvent pails used when flushing: Follow your local
code. Use only metal pails, which are conductive.
Do not place the pail on a non-conductive surface,
such as paper or cardboard, which interrupts the
grounding continuity.
D Fluid supply container: Follow your local code.