6
   PRODUCT OVERVIEW & OPERATIONS  PRODUCT OVERVIEW & OPERATIONS
Front panel
Receiver
e-ion AIR PURIFYING SYSTEM
 
Do not touch during operation
e-ion fi lters
Active e-ion Power 
Module
Active e-ion Generator
Maximum distances:  8m
Horizontal airfl ow 
direction louver
• Manually 
adjustable.
Remote control 
display
TO TURN ON OR OFF THE UNIT
•  Please be aware of the OFF indication on the remote control 
display to prevent the unit from starting/stopping improperly.
TO SET TEMPERATURE
•  Selection range: 16°C ~ 30°C.
•  Operating the unit within the recommended temperature could 
induce energy saving.
HEAT mode : 20°C ~ 24°C.
COOL mode : 26°C ~ 28°C.
DRY mode : 1°C ~ 2°C lower than room temperature.
TO SELECT OPERATION MODE
AUTO mode - For your convenience
•  During operation mode selection the power indicator blinks.
•  Unit selects operation mode every 30 minutes according to 
temperature setting, outdoor and room temperature.
  (CU-E7HKE-3, CU-E9HKE-3, CU-E12HKE-3, CU-E15HKE-3)
•  Unit selects operation mode every 3 hours according to 
temperature setting, outdoor and room temperature.
  (CU-2E15GBE, CU-2E18CBPG, CU-3E18EBE, CU-3E23CBPG, 
CU-4E27CBPG)
HEAT mode - To enjoy warm air
•  Unit takes a while to warm up. The power indicator blinks during 
this operation.
COOL mode - To enjoy cool air
DRY mode - To dehumidify the environment
•  Unit operates at low fan speed to give a gentle cooling 
operation.
Auto OFF/ON button
•  Used when remote control is misplaced or 
malfunction.
Action Mode
Press once. Auto
Press and hold until 1 beep is 
heard, then release.
Cooling
Press and hold until 1 beep is 
heard, then release. 
Press again until 2 beeps, then 
release.
Heating
Press the button to turn off.
Vertical airfl ow 
direction louver
• Do not adjust by 
hand.
INDICATOR
(Green) (Orange) (Orange) (Orange)  (Blue)
(Blue)