Operating instructions

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The two (2) furnace thermostat wires from rear
furnace are to Zone 2 (rear) air conditioner.
ZONE 1 configuration should have all Dip switches to
OFF position and the cold (freeze) control plugged
into P5 (blue) connector. (Refer to Figure "ZONE
1")
ZONE 2 configuration should have Dip switch 5 (ZONE
2) to ON position and all other Dip switches to OFF
position. The cold (freeze) control should be plugged
into P5 (blue) connector. The remote sensor (if
used) must be plugged into P4 (white) connector.
(Refer to Figure "ZONE 2")
NOTE: If a remote sensor(s) is used, it must be con-
nected into the P4 (white) connector.
Improper connections can cause
component damage.
7. TWO ROOFTOP AIR CONDITIONERS PLUS
TWO GAS FURNACES
To configure two rooftop air conditioners plus two
gas furnaces, ZONES need to be established. For
explanation purposes, the front air conditioner and
one furnace will be Zone 1, and the rear air
conditioner and one furnace will be Zone 2. Zones
can be arranged per the customer's wishes.
EACH air conditioner must have 115V AC Only
one air conditioner requires 12VDC. Telephone
communications line must be between the Com-
fort Control Center and ONE air conditioner only.
Another telephone communications line must be
between the two air conditioners.
Two (2) furnace thermostat wires must be be-
tween front furnace and front air conditioner. Two
(2) furnace thermostat wires must be between
rear furnace and rear air conditioner.
For explanation purposes the 12VDC, Comfort
Control Center telephone communications line
and the two (2) furnace thermostat wires from front
furnace are to ZONE 1 (front) air conditioner.
(Refer to Diagram on Next Page)