LG LP1010SNR User's Manual & Installation Instructions page 23

Problem
Code appears in the
display.
P2
E1, E2
E3
E4
Cautions:
Switch off the unit and unplug it immediately if anything abnormal happens.
Then contact a qualified electrician.
Description
Protection ( Water-full protection, to prevent spilling).
·
Sensor protection, to avoid occurrence of unit damage, auto-stop protection.
·
Unit-abnormal protection, to avoid occurrence of unit damage.
·
·
and fan speed is low.
·
T RO U B L E S H O OT I N G
, the unit will stop and display E4 to defrost,
, the unit will re-cool.
23