Carrier 040-420 - Manual (Page 3)

GROUND FAULT INTERRUPTER
M O D U L E O N L Y
LEGEND
CCN Comfort Network
-1 “ e r m i n a l B l o c k
ELECTRONIC EXPANSION VALVES
DRIVER MODULE
(DSIO
L O W - V O L T A G E
R E L A Y M O D U L E
T B - 7
RELAY BOARD
SOURCE (PSI)
C O O L E R
RELAY, B
, T B - 3
FIELD
‘ E R
Fig. 1 30GN Control Panel (040-110, 270B Unit Shown)