Defrost Cycle; R134A System - Fisher & Paykel 635 Active Smart Service Manual

321144
4.3

Defrost Cycle

4.3.1

R134a System

The following table outlines the defrost cycle of an R134a refrigerant system Active Smart
COMPRESSOR
TURNS OFF
2 MINUTES
NORMAL RUN WARM UP
DEFROST ELEMENT
TURNS ON
DEFROST TIME:
TARGET IS 18 MINUTES OR
SENSOR REACHES 8
MAXIMUM IS 40 MINUTES
DEFROST
If 40 minutes has elapsed, defrost
would be aborted if defrost sensor
O
has not reached 8
defrosts are aborted, Fault Code 2
is displayed.
®
refrigerator.
DEFROST ELEMENT
TURNS OFF
O
C.
4 MINUTES
DRIP TIME
O
C (46 F). If 2
Diagram 4.3.1
22
COMPRESSOR BOTH PC AND FC
TURNS ON FANS TURN ON
30 SECONDS
DELAY BACK TO NORMAL RUN