GSZH5 Service Manual
74
SERVICING
Once attached, CoreSense™ provides around-the-clock
monitoring for common electrical problems, compressor
defects and broad system faults. If a glitch is detected, an
quickly pinpoint the problem. See Diagnostic Table: 3-Wire
CoreSense™ Module on following pages.
C
Y
Indoor
Unit
Schematic Abbreviation Descriptions
HTCO High Temperature Cut Out Switch
HPCO High Pressure Cut Out Switch
LPCO Low Pressure Cut Out Switch
CC Compressor Contactor
ECB Electronic Control Board
(Defrost or Time Delay)
Wiring Schematic - 3-Wire Coresense™ Alert Module
Reset
Switch
Run/Alert
LED
Trip/Lock-Out
Red LED
Protection
Output
Data Port
One
Current
Sensor
WARNING
The CoreSense™ module is self-contained with no
required external sensors and works with any residential
condensing unit that has a Copeland Scroll™ compressor
inside.
Once attached, CoreSense™ provides around-the-clock
monitoring for common electrical problems, compressor
defects and broad system faults. If a glitch is detected, an
quickly pinpoint the problem. See Diagnostic Table: 2-Wire
Comfort Alert™ Module on following pages.)
Schematic Abbreviation Descriptions
HTCO High Temperature Cut Out Switch
HPCO High Pressure Cut Out Switch
LPCO Low Pressure Cut Out Switch
CC Compressor Contactor
ECB Electronic Control Board
(Defrost or Time Delay)