Installation l 3-9
3
Description
Connecting the Power (continued)
on models HTC 180 and 270
6
Insert the supplied heater power
wire through a knockout in the side or
bottom of the control center. Secure the wire with a rubber compression fit-
ting or strain relief if conduit is not used.
7 Connect the heater power wires to the control center’s terminal block and
heater ground wire to the ground lug as shown.
8
Insert the other end of heater power
wire through the knockout in the side
of the heater assembly. Secure the wire with a rubber compression fitting or
strain relief if conduit is not used.
9 Connect the heater power wires to the top terminals of the heater assem-
bly’s terminal block and heater ground wires to the ground lug as shown.
Power Wires
(Gray - Customer
Supplied)
Ground Wires
(Green - Customer
Supplied)
Ground Wires
(Green/Yellow)
Insert the Power
Wires Here
IMPORTANT: Always refer to
the wiring diagrams that
came with your heater before
making electrical connec-
tions.