15
Temperature controller
Usage
Control and display
screen of refrigerator
Control and display
screen of freezer
Upper and Lower
Enter
This controller is installed in the electric cabinet for control the work of compressor, fan and heater
strip. The parameters have been set before the delivery, which cannot be changed by the user.
Introduction to alarm function (for reference of after-sales maintenance)
Display code Code description Display code Code description
Er1 Ice storage sensor failure AL1
Low temperature alarm for ice
storage
Er2 Refrigerating sensor failure A H2
High temperature refrigerating
alarm
Er3 Freezing sensor failure AL2
Low temperature refrigerating
alarm
Er4 Ambient temperature sensor failure AH3
High temperature freezing
alarm
AH1 High temperature alarm for ice storage AL3
Low temperature freezing
alarm
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