Cleaning The Dual Protection Filter; Self-Diagnosis Function - LG SP121CA NL0 Owner's Manual

Cleaning the Dual Protection Filter

Clean the dual protection filter once every 2 weeks or more if necessary.
1
Turn off the power and unplug the power cord.
2
Open the front cover.
- Lift up both sides of the cover slightly.
* The feature can be changed according to type of model.
3
Hold the knob of the dual protection filter, lift it up slightly and remove it from the unit.
* The feature can be changed according to type of model.
4
Clean the filter with a vacuum cleaner or with warm water.
- If dirt is difficult to remove, wash the filter in lukewarm water with detergent.
5
Dry the filter in the shade.

Self-Diagnosis Function

In case of error, the display on the indoor unit shown the folloing error codes:
Code
E1
E2
E6 flashes 6 times
RUN lamp
flashes once The fault of indoor temperature sensor
flashes twice The fault of indoor pipe temperature sensor
Malfunction of indoor fan motor
MAINTENANCE AND SERVICE
Description of the trouble
17