LG RNU05GTR 4 Series Owner's Manual page 10

Maintenance and Service
Cleaning the PM1.0 Sensor
PM1.0 Sensor
1. Remove the PM1.0 Sensor corner cover on the
front panel.
2. Open the PM1.0 sensor case on the side of the
PM1.0 Sensor case and remove the rubber cap.
3. Use a cotton swab to wipe the dirt off the lens, and
then use a dry swab to remove the moisture.
10 Indoor Unit
Tighten the rubber cap, close the PM1.0 sensor case,
and assemble the PM1.0 Sensor corner cover to its
original position.
① Rubber cap
② PM 1.0 sensor case
WARNING
!
• For safety, turn off the main power switch.
• Be careful not to drop the product when removing
the PM1.0 Sensor corner cover.
• Be careful of falling accidents when cleaning the
PM1.0 sensor.
NOTE
• It is recommended to clean it every six months.
(assuming 8 hours of daily use)
• PM1.0 Sensor is only included with Air purification
panel.
• The feature may be changed according to the
type of model.
• Some functions may not be supported, depending
on the model.