Control Principle And Display System; Control And Display Panel; Function Adjustment And Work Principle - Haier HRF-660S Service Manual

SERVICE MANUAL
Model:HRF-660S
Chapter 5 Control principle and display system

5-1. Control and display panel

1. Keys and Display panel
The screen becomes dark automatically 30 minutes after key operation. Press any key or open any
door to restore the display.
FUZZY
A. Intelligent mode key
B. Super frost key
C. Freezer temperature adjustment key
D. Refrigerator temperature adjustment key
5-2. Function adjustment and working principle
1. Initial State
1.1 For initial power-on, the temperature setting for refrigerator compartment and freezer compartment is
preset at fuzzy mode; fast freeze is not selected.
1.2 For initial power-on, if the temperature of refrigerator compartment falls within the range of
temperature corresponding to starts and stops of compressor, the compressor won't start until the
temperature rises to the starting point; if the temperature of freezer compartment is higher than the
shutdown point, the compressor is started.
1.3 After the first power-on, the previous state will be displayed when the unit is powered on again.
Quick. FRZ FRZ. Temp
Issue 201001
Rev.
REF. Temp
E. Intelligent mode indicator
F. Super frost indicator
G. Freezer temperature display
H. Refrigerator temperature display
Ref1001S008V0
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