Appendices
A-3
1 2 3 4 5 6 7 8 9
10
11 12
5 4 3 2 1
TEMPERATURE
SENSOR
1 2 3
FAN
CONTROL PINS
DOWN UP
Cool
Heat
Fan

}

TO HVAC
SYSTEM
}
TO 4286
VOICE MODULE

}

TO PREMISES
THERMOSTAT Cool
Heat
Fan
Green
Red
Black
Yellow
JUMPER PLACED ON 1 and 2 = FAN ON WITH HEAT AND COOL
JUMPER PLACED ON 2 and 3 = FAN ON WITH COOL ONLY
DIP
SWITCH
Two jumper wires are factory installed
between screw terminals 1-3 and 2-4.
Replace if missing.
SHOWN SET
TO 01

}

4500 Thermostat Summary of Connections
.