Electrical Wiring (Milli-Volt); Connect Optional Wall Switch Or Thermostat - Monessen Hearth CFX24 Installation And Operating Instructions Manual

Vent-free fireplace systems
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CFX Vent Free Fireplace System
The milli-volt valve is a self-powered combination gas control
that DOES NOT REQUIRE 110V AC TO OPERATE.
Wall
Switch
On/Off
Switch
Figure 16 -
Wiring Diagram
Label all wires prior to disconnection when
servicing controls. Wiring errors can cause
improper and dangerous operation. Verify
proper operation after servicing.
CONNECTING OPTIONAL WALL SWITCH OR THERMOSTAT
1. Use 18 awg, two-wire cable, 20 feet maximum length.
2. At one end of the cable, connect both wires to the wall switch or thermostat. At the other end,
connect one wire to TP/TH and one wire to TH. The color of the wires does not matter.
18
TH = 3
TP = 1
TP/TH = 2

ELECTRICAL WIRING (MILLI-VOLT)

On/Off
Switch
ODS Pilot
Millivolt Valve
Red
Switch
FP2112
wiring diagram
12/08
ODS Pilot
Spade Terminal
Red
FP2112
Optional Wall
Switch, Thermostat,
or Remote Receiver
20301726

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