Condensing Unit & Heat Pump R410A Service Manual
90
SERVICING
It will automacally cut-in (close) at approximately 50 PSIG for
heat pumps and 95 PSIG for air condioners.
Test for connuity using a VOM and if not as above, replace the
control.
S-10 Copeland Comfort Alert™
Applies to ASX /ASZ and DSX/DSZ units
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.
Comfort Alert™ is self-contained with no required external
sensors and is designed to install directly into the electrical box
of any residenal condensing unit that has a Copeland Scroll™
compressor inside.
Once aached, Comfort Alert 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: 3-Wire Comfort Alert Module on
previous page.)
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)
ECB
CC
HTCO
LPCO
HPCO
Comfort Alert
Diagnostics Module
Bold line shows field
installed wiring
Dashed line shows thermostat
demand wiring in system without
HTCO, HPCO, CPCO, and ECB
LOGIC
R
C
Y
Y1
R
C
S-10B Copeland CORESENSE™
Applies to ASX /ASZ and DSX/DSZ units
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: 3-Wire CoreSense™ Module on
following pages.