Fujitsu AOU24RC En-4, To Stop Operation Press the START/STOP button, About Mode Operation

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OPERATION

Instructions relating to heating(*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle).

To Set the Fan Speed

Press the FAN CONTROL button to select the fan speed.

sAUTO sHIGH sMED sLOW

When set to AUTO:

*Heating : Fan operates so as to optimally circulate warmed air.

However, the fan will operate at very low speed when the tem- perature of the air issued from the indoor unit is low.

Cooling : As the room temperature approaches that of the thermostat set- ting, the fan speed becomes slower.

Fan : The fan alternately turns on and off; when on, the fan runs at the low fan speed.

The fan will operate at a very low setting during Monitor operation.

To Stop Operation

Press the START/STOP button.

The remote controller’s operation lamp (green) will go out.

The display contents disappear and only the current time is displayed.

NON STOP AM

CLOCK

AUTO

 

°F

 

TIMER

SET TIME TEMP./DAY

FAN

MODE

 

CONTROL

 

 

MASTER

 

 

CONTROL

CLOCK ADJUST

 

 

 

ZONE

ENERGY SAVE START/STOP

 

SET

DAY OFF

Example: When set to HIGH

: HIGH

: MED

: LOW

About Mode Operation

AUTO:

COOLING MODEL

When the room temperature is 4 °F higher than the set temperature, the mode will switch between Cooling and Drying.

During the Drying mode operation, the FAN setting should be switched to LOW for a gently cooling effect during which the fan may temporarily stop rotating.

If the mode automatically selected by the unit is not satisfactory, see page 3 for instructions on changing the mode setting (COOL, FAN).

AUTO (* AUTO CHANGEOVER):

Cooling Operation

Dry Operation

Thermostat control

4 °F

Setting temperature

HEAT & COOL MODEL (Reverse cycle)

When AUTO CHANGEOVER is selected, the air conditioner selects the appropriate operation mode (Cooling or Heating) according to your room’s present temperature.

When AUTO CHANGEOVER is first selected, the fan will operate at very low speed for about one minute while the unit determines the current conditions of the room and accordingly selects the proper operation mode.

When the air conditioner has adjusted your room’s temperature to near the thermostat setting, it will begin monitor opera- tion. In the monitor operation mode, the fan will operate at low speed. If the room temperature subsequently changes, the air conditioner will once again select the appropriate operation (Heating, Cooling) to adjust the temperature to the value set in the thermostat. (The monitor operation range is ±4 °F relative to the thermostat setting.)

If the mode automatically selected by the unit is not satisfactory, see page 3 for instructions on changing the mode setting (HEAT, COOL, FAN).

* Heating:

Use to warm your room.

When Heating mode is selected, the air conditioner will operate at very low fan speed for about 3 to 5 minutes, after which it will switch to the selected fan set- ting. This period of time is provided to allow the indoor unit to warm up before begin full operation.

When the room temperature is very low, frost may form on the outside unit, and its performance may be reduced. In order to remove such frost, the unit will automatically enter the defrost cycle from time to time. During defrosting (see page 15), the heating mode will be temporarily interrupted. DEFROST will be shown on the remote controller display.

Cooling:

Use to cool your room.

Fan:

Use to circulate the air throughout your room.

* During Heating mode:

Set the thermostat to a temperature set- ting that is higher than the current room temperature. The Heating mode will not operate if the thermostat is set lower than the actual room temperature.

During Cooling mode:

Set the thermostat to a temperature set- ting that is lower than the current room temperature. The Cooling mode will not operate if the thermostat is set higher than the actual room temperature (in Cooling mode, the fan alone will operate).

En-4

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Contents Nglis h Indoor U nitOutdoor U nit Safety Precautions ContentsEn-2 Name of PartsEn-3 PreparationOperation To Stop Operation Press the START/STOP button About Mode OperationEn-4 Press the SET Time button and set the timer time Timer Operation OFF TIMER/ON TimerTo confirm settings To change settingsEn-6 Timer Operation Weekly TimerPresstime. the SET Time button to set the day’s first OFF En-7Times OFFTo Stop Weekly Timer Operation Reviewing the Time Settings Cancelling Selected Time SettingsEn-8 Press the SET button againNew setting overwrites the previous setting Carry out steps 1 to 3 of the Setting Up the WeeklyEn-9 To editPrecautions during setup Using the DAY OFF SettingEn-10 About the DAY OFFEn-11 Energy Save OperationTo Use the Energy Save Press the Energy Save button About the Energy SaveSwing Operation Adjusting the Direction of AIR CirculationEn-12 About Swing OperationClean the air filters Cleaning and CareEn-13 Hold down the hook at a and pull the fil- ter outEn-14 Errors and Self DiagnosisOperation Details Temperature and Humidity RangeEn-15 Operation and PerformanceSystem Operation Control Several Units with just one Remote ControllerEn-16 To Use the Zone ControlEn-17 TroubleshootingSymptom Problem En-18 Doesn’t operate at all Has there been a power failure?Check Once More