Condensing Unit & Heat Pump R410A Service Manual
92
SERVICING
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)
Reset
Switch
Run/Alert
LED
Trip/Lock-Out
Red LED
Protection
Output
Data Port
One
Current
Sensor
WARNING
HIGH VOLTAGE!
Disconnect ALL power before servicing
or installing. Multiple power sources
may be present. Failure to do so may
cause property damage, personal injury
or death.
The CoreSense™ module is self-contained with no required
external sensors and works with any residenal condensing unit
that has a Copeland Scroll™ compressor inside.
Once aached, CoreSense™ provides around-the-clock
monitoring for common electrical problems, compressor defects
and broad system faults. If a glitch is detected, an LED indicator
ashes the proper alert codes to help you quickly pinpoint the
problem. See Diagnosc 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)