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After wiring is complete, insert the temperature sensor (thermistor) plug into the receptacle at the base of the digital control.
NOTE: Line-voltage and safety-circuit wiring which is external to the
water heater jacket when all panels are in place, and which is part of
the appliance, shall be protected by metal conduit, metal-clad cable or
raceways. Thermoelectric wiring shall be exempt from this provision.
5. Ener-G-NET
Ener-G-NET incorporates all of the temperature sensing and control
necessary for HYDROMAX
wired to operate the boiler control and circulator pump or zone valve. The
diagram below illustrates these internal switching functions.
Examples of common wiring scenarios are provided on the following page.
Normally Open
Close on call for hot water
Post-Purge function
Front Panel
Control
Normally Open
Close on call for hot water
Screws (4)
Wiring Cover
Conduit Holes (3)
Ground Screw
Temperature
Sensor Plug
NOTE: Strain relief shall be provided for all conductors leaving an
enclosure. For low-voltage wiring, strain relief at the point of exit from an
enclosure is not necessary if, by wire location or support, protection is
provided against accidental strain.
-5-
Wiring
™
operation. Built-in switching relays may be
®
{
{
{
Normally Closed
Open on call for hot water
Priority function
Constant 24VAC or 120VAC
ORANGE
ORANGE
BLUE
BLUE
VIOLET
VIOLET
{
WHITE
Power In
BLACK
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