Wiring Diagram - Regency U31-NG3 Owners & Installation Manual

Gas insert
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INSTALLATION
This heater does not require a 120V A.C. supply for operation. In case of a power failure, the burner switch and the optional remote control/thermostat will
continue to operate. However, a 120V A.C. power supply is needed for the fan/blower operation.
Caution: Ensure that the wires do
not touch any hot surfaces and are
away from sharp edges.
Grounding
Lug Detail
nut
Lockwasher
Star washer
nut
Star washer
Ground wire
from power cord
Gas
In
"S.I.T" Valve
This appliance is equipped with a three pronged (grounding) plug for your protection against shock hazard and should
be plugged directly into a properly grounded three-prong receptacle. Do not cut or remove the grounding prong from
this plug.
18

WIRING DIAGRAM

Ground wire
from fan
Pilot
Assembly
To
Pilot
Gas
White
Brown
Red
Vent Spill
Switch
(Auto Reset)
WARNING: Electrical Grounding Instructions
Neutral
Live
120V AC
Minimum Convection
Air Temp. Switch
To
Valve
Piezo
Ignitor
OFF
ON
Thermostat
(Millivolt)
Remote
(Optional)
Receiver
(Optional)
(Millivolt)
CAUTION: Label all wires prior
to disconnection when servic-
ing controls. Wiring errors can
cause improper and dangerous
operation.
Fan
Green
Ground
ON
Red
Black
Rotary Speed
Control
Black
ON
Burner
OFF
Red
Remote Transmitter
(Optional)
Regency U31-3 Gas Fireplace Insert
Ground
OFF
Black

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