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12. PCB CONTROL F U N C -
PCB SERVICE MANUAL OF ELECTRONIC CONTROL TYPE
Model: ERF-310A/340A/370A
1. How to use the panel
NO CONTROL FUNCTION
1.
Initial Operation
2.
Panel Display
CONTENTS
1)
In the Initial Operation, the Temperature of Refrigerator set MID
Position.
2)
Freezer and Refrigerator LED is ON with Red color.
3)
Vacation or Super Freezing LED depends on Position of Freezer
Control knob.
1)
VAC ON: When the Control Knob in the freezer is locationed
Vacation position.
2)
SUPER ON: When the Control knob in the freezer is locationed
Freezing position.
3)
FREEZER LED
GREEN ON: When the freezer temp. is OK (less than -5 deg
at D sensor)
RED ON: When the freezer temp. is not good.
NG condition (1 OR 2)
1- More than -5 deg at D-sensor when comp. off
2- More than -5 deg when comp is running for 120 min.
cf. ERROR DISPLAY
RED LED ON/OFF one times: D1 ERROR
It is D sensor error for open or short
RED LED ON/OFF two times: D2 ERROR
Defrost Error is ocurred that heater off by timer for 80 min.
4)
REFRIGERATOR LED
GREEN ON: When the refrigerator temp. is OK, (-7˜10 deg)
RED ON : When the refrigerator temp. is not good.
NG condition (1 and 2)
1- More than 10 deg OR Less than -7 deg at R-sensor
2- More than 120 min.
cf. ERROR DISPLAY
RED LED ON/OFF one times: R1 ERROR
It is R sensor error for open or short
5)
LOW ON: When the comp is controled by Low on/off condition
6)
MID ON: When the comp is controled by Mid on/off condition
4 4
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