©2015GoodmanManufacturingCompany,L.P.
Installation
Whentheoutdoorunithasatransformerandthereare3wiresavailable,usethe
3
rd
(spare)wiretoconnectthetwo24vcommonstogether.Thatwillensureboth
24vcommonsareatthesamegroundpotential
ThermostatWireBetweenAllUnits
WHITE
YELLOW
GREEN
RED
1
C
2
R
1
2
R
1
2
R
C C
230V24VAC
Outdoor
BoardTerminal
Connections
FieldInstalledorDedicated
OutdoorTransformer
Indoor
BoardTerminal
Connections
UT3000
CTK04
CTK03
CTK02
CTK01
Usethe
sparewire
24VAC(Hot)
24VAC(Common)
Data1
Data2