Wiring Diagrams; Room Thermostat - Goodman MBR Series Technical Information Manual

WIRING DIAGRAMS

Low Voltage Wiring Diagram for Cooling Unit with optional heat kit 10KW and below
CONTACTOR
COIL
Low Voltage Wiring Diagram for Cooling Unit with optional heat kit 15KW and above
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.

ROOM THERMOSTAT

Y G R
W
R
G
W
Y
TO CONDENSING
UNIT 24V. CONNECTIONS
#18 GA. 2 WIRES
ROOM THERMOSTAT
W 2 W Y
OUTDOOR
THERMOSTAT
(OPTIONAL)
#18 GA. 2 WIRES
TO CONDENSING
UNIT 24V. CONNECTIONS
#18 GA. 2 WIRES
#18 GA. 4 WIRES WITH
COOLING 3 WIRES WITHOUT
MBR UNIT
RED
GREEN
WHITE
BLUE
#18 GA. 4 WIRE WITH
COOLING 3 WIRE WITHOUT
G R
R
RED
Y
G
GREEN
W
WHITE
BROWN
BLUE
MBR UNIT
9