Graco Therm-O-Flow Series, Instructions-Parts List Manual

Page: 9 / 48

Installation
310538N 9
Installation
Grounding
Ground the automatic dispense valve:
1. Connect the connector from a heated hose to the
receptacle on the dispense valve.
F
IG
. 6
F
IG
. 7
2. Connect the electrical cable to the electrical control
panel.
3. Verify that socket contact E on six pin models (see
F
IG
. 5) or contact eight on eight pin models (see F
IG
.
7), inside control panel receptacle, is connected to
true earth ground.
WARNING
FIRE, EXPLOSION, AND ELECTRIC
HAZARD
To reduce the risk of fire, explosion, or
electric shock:
• The power source conduit is not an ade-
quate ground for the system. The unit must
be grounded to either the building ground or
a true earth ground
.
• A qualified electrician must complete all
grounding and wiring connections and check
the resistance.
• Refer to your local code for the require-
ments for a “true earth ground” in your area.
• Also read and follow the warnings on page
5.
Ground lead
coming from pin
E is fastened to
the bracket.
Ground lead
coming from con-
tact 8 to true
earth ground.