10
Cleaning instructions
To ensure optimal performance of the unit, 
cleaning has to be carried out at regular 
intervals. Dirty unit may cause malfunction 
and you may see nanoe-G indicator blinks or 
error code “H99”. Please consult authorised 
dealer.
• Switch off the power supply and unplug before 
cleaning.
• Do not touch the aluminium fi n, sharp parts may 
cause injury.
• Do not use benzine, thinner or scouring powder.
• Use only soap (
 pH 7) or neutral household 
detergent.
• Do not use water hotter than 40 °C.
Indoor unit
Wipe the unit gently with a soft, 
dry cloth.
Human activity sensor
Do not hit or violently press or poke it with a sharp 
object. This can lead to damage and malfunction.
Front panel
Wash gently and dry.
Remove the front panel
Raise
Pull out
1
2
POWER
QUIET
AUTO COMFORT
NONOE-G
i AUTO-X
TIMER
Close it securely
POWER
QUIET
AUTO COMFORT
NONOE-G
i AUTO-X
TIMER
Insert at both sides1
2
Close down
3
Press both ends of the front panel
4
For CS-E18RKDW, CS-E24RKDW, 
CS-E28RKDS, CS-ME21RKD:
Press at center of the front panel.
nanoe-G Generator
Every 2 weeks
• Clean with dry cotton bud.
• Do not touch during operation.
Air fi lters
Every 2 weeks
• Wash/rinse the  fi lters gently 
with water to avoid damage to 
the fi lter surface.
• Dry the fi lters thoroughly under shade, away 
from fi re or direct sunlight.
• Replace any damaged fi lters.
Remove air fi lter Attach air fi lter
Insert into the unit
For seasonal inspection after extended 
non-use
• Checking of remote control batteries.
• No obstruction at air inlet and air outlet vents.
• Use Auto OFF/ON button to select COOL/
HEAT operation. After 15 minutes of 
operation, it is normal to have the following 
temperature difference between air inlet and 
air outlet vents:
 
COOL: ≥ 8 °C
 
HEAT: ≥ 14 °C
For extended non-use
• 
Activate HEAT mode for 2~3 hours to remove 
moisture left in the internal parts thoroughly to 
prevent mould growth.
• Turn off the power supply and unplug.
• Remove the remote control batteries.
Indoor unit
POWER
QUIET
A
UTO COMFORT
NONOE-G
i AUTO-X
TIMER
Aluminium fi nFront panel
Air fi lters
Human activity 
sensor
nanoe-G 
Generator