Possible 427R-2 Refrigerator Section Error Indicators - Sub-Zero 424HAG/O-2 Service Manual

Electronic Control System

POSSIBLE 427R-2 REFRIGERATOR SECTION ERROR INDICATORS

The diagrams on this page illustrate what a customers may see on the LCD if a problem/error exists with the unit.
NOTE: To clear indicators and error codes, problem must be corrected then press bell ON/OFF key for fifteen (15)
seconds.
SERVICE
"EE" Displayed and "SERVICE" Flashing = Refrigerator Compartment Thermistor (or its Wiring) Fault
SERVICE
SERVICE
"Service" Flashing = Several 100% Run Periods, a Drawer was Not Open During Last 100% Run Period, and
Zone Temperature Not Able to Fall Half Way Between Set Point and Low Off-Set.
SERVICE
"SERVICE" Steady, not Flashing = Error Codes Observed in Diagnostic Mode, but Not Cleared
"- - " (Double Dashes) Displayed = Model Configuration was not Performed
#3758410 - Revision C - May, 2014
"Service" Flashing = Evaporator Thermistor (or its Wiring) Fault
Wine Storage
Wine Storage
REFRIGERATOR
COLDER
Figure 3-59.
REFRIGERATOR
COLDER
Figure 3-60.
REFRIGERATOR
COLDER
Figure 3-61.
REFRIGERATOR
COLDER
Figure 3-62.
REFRIGERATOR
COLDER
Figure 3-63.
3-32
Series
Series
2
2
(400- )
(400- )
UNIT
WARMER
ON/OFF
ON/OFF
UNIT
WARMER
ON/OFF
ON/OFF
UNIT
WARMER
ON/OFF
ON/OFF
UNIT
WARMER
ON/OFF
ON/OFF
UNIT
WARMER
ON/OFF
ON/OFF