ComfortNET CTK04 - Terminal Functions and Wiring Diagram

©2015GoodmanManufacturingCompany,L.P.
InstallingComfortNet‐ TerminalFunctions/Wiring
 Connect1,2,RandCfromtheComfortNet,to1,2,RandCattheIndoorUnit.
 Connectwires1and2fromtheIndoorUnitto1and2attheOutdoorUnit.
 DoNOTconnectRandCbetweentheIndoorUnitandOutdoorUnit.
1
Requiredfor2‐Stageoutdoorcommunicatingunits.Notrequired
forinverter/variablespeedoutdoorcommunicatingunits.
1
2
1
2
R
C
1
2
R
C
R
C
L1
L2
240V
24VAC
24VAC
(Common)
24VAC
(Hot)
Data2
Data2
1
Outdoor
Transformer
CTK04
Indoor
Board
Terminal
Connections
Outdoor
Board
Terminal
Connections