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4.3 Defrost Cycle
4.3.1 R134a System
The following table outlines the defrost cycle of an R134a refrigerant system Active Smart
®
refrigerator.
COMPRESSOR DEFROST ELEMENT DEFROST ELEMENT COMPRESSOR BOTH PC AND FC
TURNS OFF TURNS ON TURNS OFF TURNS ON FANS TURN ON
DEFROST TIME:
TARGET IS 18 MINUTES OR
SENSOR REACHES 8
O
C.
2 MINUTES MAXIMUM IS 40 MINUTES 4 MINUTES 30 SECONDS
NORMAL RUN WARM UP DEFROST DRIP TIME DELAY BACK TO NORMAL RUN
Diagram
4.3.1
If 40 minutes has elapsed, defrost
would be aborted if defrost sensor
has not reached 8
O
C (46
O
F). If 2
defrosts are aborted, Fault Code 2
is displayed.
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