Electrical Wiring (Milli-Volt); Connecting Optional Wall Switch Or Thermostat - Vermont Castings DFS3224A Installation And Operating Instructions Manual

ELECTRICAL WIRING (MILLI-VOLT)

The milli-volt valve is a self-powered combination gas control THAT DOES NOT REQUIRE 110 VAC TO
OPERATE.
Wall
Switch

CONNECTING OPTIONAL WALL SWITCH OR THERMOSTAT

1. Use 18 awg, two-wire cable, 15 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, or connect the wall switch/thermostat to the two male (0.25") terminals on the left side of
the unit. The color of the wires does not matter.
20
Label all wires prior to disconnection
when servicing controls. Wiring
errors can cause improper and
dangerous operation. Verify proper
operation after servicing.
On/Off
Switch
TH = 3
TP = 1
TP/TH = 2
Figure 21 - Wiring Diagram
On/Off
Switch Switch
ODS
Pilot
Switch Switch
ODS
Pilot Pilot
Valve
Spade
Terminal
Optional Wall
Switch or Remote
Receiver
26D3310