- 12 -
To obtain the best performances from the Unit, it is recommended its use under the following
conditions:
NOTE: If the Unit operates in rooms which are satured with oil vapors or volatile matters, harmful
substances could coat and clog the indoor unit heat exchanger. Besides, scalings of saltness could form
on the Outdoor Units installed in sea-surroundings; if not removed, they will damage the Units in a very
short time. In both cases, please contact the Technical Service to require frequent maintenance.
Use of the air conditioner out of the above mentioned temperature ranges could cause the intervention
of built-in protective functions consequently stopping the system operation.
RECOMMENDED OPERATING CONDITIONS
LED PANEL ON INDOOR UNIT
1) RUNNING Indicator:
It lights up when ON/OFF button on remote controller is pressed for starting Unit’s operation.
3) TIMER Indicator:
It lights up when TIMER function has been set (TIMER ON,TIMER OFF mode).
2) SET TEMPERATURE, TIMER TIME & MALFUNCTION CODE Indicator:
This indicator may display:
• Setting Temperature, if SET TEMPERATURE buttons on remote controller are pressed.
• Timer Time, if TIMER is selected.
• Malfunction Codes, if there is a failure on Unit.
1
3
Receiver
of remote
control signal
2
On these Inverter Models, Led Panel on Indoor Unit is OFF during operation.
If you would like the Panel to be switched ON during operation, press LAMP button on remote
controller.
Note:
Outdoor temperature:
Indoor temperature:
45 to 0°C
16°C or more
32°C or less
COOLING OPERATION CAUTION:
Room relative humidity should be less than 80%. If the air conditioner
operates beyond this limit, the surface of heat exchanger could get
covered with frost.
Outdoor temperature:
Indoor temperature:
- 20 to 24°C
HEATING OPERATION
Summary of Contents for HCND 261 X
Page 38: ...NOTES ...
