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WMAHM Wiring Diagram—Low Voltage for Cooling Unit with Optional Heat Kit—10KW and Below
WMAHM Wiring Diagram—Low Voltage for Cooling Unit with Optional Heat Kit—15KW and Above
Goodman 6 Long
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)
