Power Interruption; Lcd Error Code - Dometic 3314080.000 BLACK Operating Instructions Manual

SPECIAL FEATURES
M. 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.
N. 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 and cool op-
eration will be locked out. Manual fan operation will continue.
E3 Shorted Indoor Temperature Sensor. All heat and cool operation will be locked
out. Manual fan operation will continue.
E4 Open circuit or out of range Outdoor Temperature Sensor (select models). Heat
pump 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 operation will be
locked out. Heat pump, furnace, heat strip, and fan operation can continue to
operate but displays the last temperature set-point.
E7 Loss of 120 Vac power to all power module boards on the system. The system
will shut down.
E8 Invalid zone configuration. The heat pump and heat strip DIP switches are both
set to the ON position in one zone. Heat pump, heat strip and air conditioner
operation will be locked out in the affected zone.
E9 Invalid zone configuration. The dehumidifier 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, and air conditioner operation will be locked out in the affected
zone.
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