Operating instructions

124
REAR REMOTE
SENSOR
ZONE 2
115V AC
REAR A/C
TELEPHONE CABLE
COMMUNICATIONS
LINE
FURNACE
2 WIRES
FURNACE
FURNACE
CIRCUIT
BREAKER
BOX
FRONT REMOTE
SENSOR *(OPTIONAL)
12V DC INPUT
2 WIRES
115V AC
FRONT A/C
DUO-THERM
COMFORT CONTROL
TELEPHONE CABLE
COMMUNICATIONS
LNE
ZONE 1
FURNACE
2 WIRES
*Comfort control may be serve as a room
temperature sensor, or a remote sensor
may be used.
Typical installation for two comfort zones
with two rooftop air conditioners and two
furnaces.