LG LRBN2051 Series, Service Manual

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7-1-9 Defect Diagnosis Function
1. Automatic diagnosis makes servicing the refrigerator easy.
2. When a defect occurs, the buttons will not operate; but the tones. such as ding. will sound.
3. When the defect CODE removes the sign, it returns to normal operation (RESET).
4. The defect CODE shows on the Refrigerator and Freezer Display.
ERROR CODE on display panel
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Defect code signs Defect code signs
ADJUST
WARMER
REFRIGERATOR TEMP FREEZER TEMP
4 IS RECOMMENDED COLDER
EXPRESS
FREEZING
ADJUST
WARMER 4 IS RECOMMENDED COLDER
NO ITEM
ERROR CODE
CONTENTS REMARKS
1
2
3
4
Failure of freezer
sensor
Failure of
Refrigerator sensor
Failure of defrost
sensor
Poor of defrost
Cut or short circuit wire
Cut or short circuit wire
Cut or short circuit wire
2hours later After
starting defrost, If
sensor doesn’t be over
46°F (8°C)
Inspect Connecting
wires on each sensor
Snapping of defrost
heater or Temperature
fuse, pull-out of
Connector (indicated
minimum 2 Hours
after failure occurs)
All off
All off
All off
All off