6
PROGRAMMING & OPERATIONS
A. ON/OFF
To turn ON the CCC 2 thermostat when the back light is OFF,
fi
rst press any button
to wake up the CCC 2 thermostat. Then press and release the
ON/OFF
button. The
LCD will display the last programmed settings. To turn OFF the CCC 2 thermostat
press the
ON/OFF
button and release. Only the time of day will display when the
CCC 2 thermostat is in the OFF condition.
B. Clock Setting
Press the
CLOCK
button to initiate the clock setting sub-menu on the CCC 2 ther-
mostat. When in this menu, the
hour
digits will
fl
ash
fi
rst. The hour can be adjusted
using the
or
buttons. Press the
CLOCK
button again and the
minute
digits will
fl
ash, allowing the minute setting to be adjusted using the
or
buttons. Press
it a third time and the
AM
or
PM
icon will
fl
ash, allowing the AM or PM setting to be
adjusted using the
or
buttons. Press it one more time to store the new time in
memory and exit the clock setting sub-menu.
19
N. Power Interruption
In the event the power to the air conditioner or control is interrupted, the system will
restart with the previous set points once power is restored.
O. LCD Error Code
When the system determines that one of the faults listed below has occurred an er-
ror code will be displayed in the LCD for the zone in which the error occurred. During
normal operation, a blinking zone number indicates a fault has occurred. The error
code is displayed in place of the temperature set-point.
Error Code:
E1 Loss of communication between the CCC 2 thermostat and all system power
module boards. System will shut down.
E1 Loss of communication between the CCC 2 thermostat and an individual system
power module board. The LED will display error code “E1” and the zone number
that lost communication. Any additional zones that loose communication will
blink in addition to the current zone.
E2 Open circuit or out-of-range indoor temperature sensor. All heat, cool, and dehu-
midify operations will be locked out. Manual fan operation will continue.
E3 Shorted Indoor Temperature Sensor. All heat, cool, and dehumidify operation
will be locked out. Manual fan operation will continue.
E4 Open circuit or out of range Outdoor Temperature Sensor (select models). Heat
pump and dehumidi
fi
cation operation will be locked out. Air conditioner, furnace,
heat strip, and fan operation can continue to operate.
E5 Open circuit or out-of-range freeze sensor. Air conditioner and dehumidi
fi
cation
operation will be locked out. Heat pump, furnace, heat strip, and fan operation
can continue to operate but displays the last temperature set-point.
E6 Open circuit humidity sensor (Select Models). Air conditioner and dehumidi
fi
ca-
tion will be locked out. Heat pump, furnace, heat strip, and fan can continue to
operate.
E7 Loss of 120 Vac power to all power module boards on the system. The system
will shut down.
E8 Invalid zone con
fi
guration. The heat pump and heat strip DIP switches are both
set to the ON position in one zone. Heat pump, heat strip, air conditioner, and
dehumidify operation will be locked out in the affected zone.
E9 Invalid zone con
fi
guration. The dehumidi
fi
er DIP switch and either the heat
pump or heat strip DIP switches are set to the ON position in one zone. Heat
pump, heat strip, air conditioner, and dehumidify operation will be locked out in
the affected zone.
SPECIAL FEATURES
