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Wiring Diagram—Low Voltage for Cooling Unit with Optional Heat Kit 10kW and Below
Wiring Diagram—Low Voltage for Cooling Unit with Optional Heat Kit 15kW and Above
Goodman 6 Long - top of each page
HIGH VOLTAGE!
WARNING
Disconnect ALL power before servicing.
Multiple power sources may be present.
Failure to do so may cause property damage, personal injury or death.
Room Thermostat
W
Y
G
R
R
G
W
Y
R
To Condensing
Unit 24V Connections
#18 Gauge - 2 Wires
Blue
White
Green
Red
Unit
#18 Gauge - 4 Wires With Cooling,
3 Wires Without Cooling
Contactor
Coil
To Comfort Alert
Module (If Used)
W2
W
Y
G
R
R
G
Y
W
Room Thermostat
#18 Gauge - 4 Wire With Cooling,
3 Wire Without Cooling
Outdoor
Thermostat
(Optional)
Unit
Red
Green
White
Brown
Blue
#18 Gauge - 2 Wires
To Condensing Unit
24V Connections
Contactor
Coil
#18 Gauge - 2 Wires
R
To Comfort Alert
Module (If Used)
