GSZ16 Service Manual

SERVICING
82
S-10 COPELAND COMFORT ALERT™
DIAGNOSTICS - 3-WIRE MODULE
Applies to ASX /ASZ and DSX/DSZ units
Comfort Alert™ is self-contained with no required external sen-
sors and is designed to install directly into the electrical box of
any residential condensing unit that has a Copeland Scroll™
compressor inside.
Once attached, Comfort Alert provides around-the-clock moni-
toring for common electrical problems, compressor defects and
broad system faults. If a glitch is detected, an LED indicator
flashes the proper alert codes to help you quickly pinpoint the
problem. See Diagnostic 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
Wiring Schematic - 3-Wire Comfort Alert Module
S-10B COPELAND CORESENSE™
DIAGNOSTICS - 3-WIRE MODULE
Applies to ASX /ASZ and DSX/DSZ units
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 exter-
nal sensors and works with any residential condensing unit that
has a Copeland Scroll™ compressor inside.
Once attached, CoreSense™ provides around-the-clock monitor-
ing for common electrical problems, compressor defects and
broad system faults. If a glitch is detected, an LED indicator
flashes the proper alert codes to help you quickly pinpoint the
problem. See Diagnostic Table: 3-Wire CoreSense™ Module on
following pages.)