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Operating conditions
Use this air conditioner in the temperature range indicated in the table.
Temperature
°C (°F)
Indoor Outdoor
DBT WBT DBT WBT
COOL
Max. 32 (89.6) 23 (73.4) 43 (109.4) 26 (78.8)
Min. 16 (60.8) 11 (51.8) -15 (5.0) -
HEAT
Max. 30 (86.0) - 24 (75.2) 18 (64.4)
Min. 16 (60.8) - -25 (-13.0) -
+8/15°C
HEAT
Max. 15 (59.0) - - -
Min. 8 (46.4) - -25 (-13.0) -
DBT: Dry bulb temperature, WBT: Wet bulb temperature
Operation mode
HEAT : The POWER indicator blinks at the initial stage of this operation. Unit takes a while
to warm up.
• For system which HEAT mode has been locked, if operation mode other than
HEAT is selected, the indoor unit stops and the POWER indicator blinks.
• Unit may stops warm air supply for deice. The deice indicator ON during this
operation.
COOL : Provides effi cient comfort cooling to suit your needs.
DRY : Unit operates at low fan speed to give a gentle cooling operation.
FAN : To circulate air in the room.
AUTO : During operation, the POWER indicator will blinks at initial.
Unit selects operation mode every 10 minutes according to the setting and room
temperatures.
Energy saving temperature setting
Operating the unit within the recommended temperature range may save energy.
HEAT : 20.0 °C ~ 24.0 °C /
68 °F ~ 75 °F.
COOL : 26.0 °C ~ 28.0 °C /
79 °F ~ 82 °F.
Air fl ow direction
In COOL/DRY mode:
If AUTO is set, the fl ap swings up/down automatically.
In HEAT mode:
If AUTO is set, the horizontal fl ap is fi xed at the predetermined position.
Auto restart control
If power is resumed after a power failure, the operation will restart automatically after a
period of time with previous operation mode and airfl ow direction.
• This control is not applicable when TIMER is set.
ACXF55-20840.indb 18ACXF55-20840.indb 18 5/23/2018 1:03:00 PM5/23/2018 1:03:00 PM