OPERATING MANUAL ROOM AIR CONDITIONER WALL MOUNTED TYPE Indoor Unit AWU18CXQ AWU18RXQ AWU24CXQ AWU24RXQ Outdoor Unit AOU18CXQ AOU18RXQ AOU24CXQ AOU24RXQ KEEP THIS MANUAL FOR FUTURE REFERENCE FUJITSU GENERAL LIMITED P/N9373459019
CONTENTS SAFETY PRECAUTIONS .......................................... 1 FEATURES AND FUNCTIONS ................................. 2 NAME OF PARTS ...................................................... 3 PREPARATION .......................................................... 5 OPERATION .............................................................. 6 AIR CLEANING OPERATION .................................... 8 TIMER OPERATION .................................................. 9 MANUAL AUTO OPERATION ........
FEATURES AND FUNCTIONS AUTOMATIC OPERATION ● COOLING MODEL Merely press the START/STOP button, and the unit will begin automatic operation in the Cooling or Dry mode as appropriate, in accordance with the thermostat setting and the actual temperature of the room.
NAME OF PARTS Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). Fig. 1 1 2 Fig. 2 4 3 B 0 Fig. 3 A 7 6 5 C Fig. 5 F D E 9 Fig. 4 Fig. 6 Fig. 8 Fig.
Fig. 1 Indoor Unit Fig. 6 Remote Control Unit 1 Operating Control Panel (Fig. 2) 2 MANUAL AUTO button G H I J K L M N 3 Remote Control Signal Receiver 4 Indicator Lamps (Fig. 3) 5 OPERATION Indicator Lamp (green ...... COOL, DRY, FAN) (red ..........
PREPARATION Load Batteries (R03/LR03 × 2) 1 CAUTION! Press and slide the battery compartment lid on the reverse side to open it. Slide in the direction of the arrow while pressing the 2 Insert batteries. 3 Close the battery compartment lid. Be sure to align the battery polarities ( mark. ) correctly. Never mix new and used batteries, or batteries of different types. Batteries should last about one year under normal use.
OPERATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). To Select Mode Operation 1 2 Press the START/STOP button (Fig. 6 M). The indoor unit’s OPERATION indicator lamp (green or red) (Fig. 3 5) will light. The air conditioner will start operating. Press the MASTER CONTROL button (Fig. 6 H) to select the desired mode.
OPERATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). 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. Cooling Operation Dry Operation ● During Drying mode operation, FAN setting is switched to LOW gentle cooling effect, and the room fan may stop rotating temporarily .
AIR CLEANING OPERATION ● Use this function to remove airborne impurities such as dust, tobacco smoke and pollen and clean the air of the room. ● The air cleaning operation can be used alone or combined with cooling, heating (only heating model) and dry (dehumidifying) operations. Starting air cleaning operation 1 Start the operation in any one of the following: AUTO, COOL, HEAT, DRY or FAN. Refer to pages 6 and 7 for information about starting these operations. 2 Press the AIR CLEAN button (Fig. 6 G).
TIMER OPERATION Before using the timer function, be sure that the Remote Control Unit is set to the correct current time (See page 5). To Use the ON timer or OFF timer 1 While the air conditioner is operating or stopped, press the TIMER button (Fig. 6 K). Both the indoor unit’s OPERATION indicator lamp (green or red) (Fig. 3 5) and the TIMER indicator lamp (yellow) (Fig. 3 6) will light. 2 To Change the Timer Settings Press the TIMER button (Fig. 6 K) to select the OFF timer or ON timer operation.
TIMER OPERATION Unlike other timer functions, the SLEEP timer is used to set the length of time until air conditioner operate is stopped. To Use the SLEEP timer While the air conditioner is operating or stopped, press the TIMER button (Fig. 6 K). Both the indoor unit’s OPERATION indicator lamp (green or red) (Fig. 3 5) and the TIMER indicator lamp (yellow) (Fig. 3 6) will light. To Cancel the Timer: Use the TIMER button to select “TIMER RESET”. The air conditioner will return to normal operation.
ADJUSTING THE DIRECTION OF AIR CIRCULATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). Vertical (up-down) direction of airflow is adjusted by pressing the remote control unit’s AIR FLOW DIRECTION VERTICAL SET button. Horizontal (right-left) direction of airflow is adjusted by pressing the remote control unit’s AIR FLOW DIRECTION HORIZONTAL SET button. Vertical Air Direction Adjustment DANGER! Press the AIR FLOW DIRECTION VERTICAL SET button (Fig. 6 N).
SWING OPERATION Begin air conditioner operation before performing this procedure. To select Vertical airflow SWING Operation Press the AIR FLOW DIRECTION VERTICAL SWING button (Fig. 6 O). The SWING indicator lamp (VERTICAL SWING) (Fig. 3 7) will light. In this mode, the UP/DOWN air direction flaps will swing automatically to direct the air flow both up and down. To Stop Vertical airflow SWING Operation Press the AIR FLOW DIRECTION VERTICAL SWING button (Fig. 6 O) once again.
CLEANING AND CARE CAUTION! ● Before cleaning the air conditioner, be sure to turn it off and disconnect the power supply. ● Turn off the electrical breaker. ● Be sure the intake filter (Fig. 4 9) is installed securely. ● When removing and replacing the intake filters, be sure not to touch the heat exchanger, as personal injury may result. Cleaning the Intake Filters 1. Remove the intake filters. 3. Install the intake filters. 1 Place fingers in grids on the front of the intake filters and lift up.
CLEANING THE ELECTRONIC AIR CLEAN UNIT WARNING! Before cleaning the dust collection unit, be sure to turn off the power supply to the air conditioner. Electric shock may result. CAUTION! ● Make sure the dust collection unit is properly mounted before cleaning or performing other tasks on it. If the unit is not properly mounted, it could fall off and cause damage or injury. ● You can be injured if you touch the heat exchanger when removing or installing the dust collection unit.
CLEANING THE ELECTRONIC AIR CLEAN UNIT WARNING! Before cleaning the dust collection unit, be sure to turn off the power supply to the air conditioner. Electric shock may result. CAUTION! ● Make sure the dust collection unit is properly mounted before cleaning or performing other tasks on it. If the unit is not properly mounted, it could fall off and cause damage or injury. ● You can be injured if you touch the heat exchanger when removing or installing the dust collection unit.
SELECTING THE REMOTE CONTROL UNIT SIGNAL CODE When two or more air conditioners are installed in a room and the remote control unit is operating an air conditioner other than the one you wish to set, change the signal code of the remote control unit to operate only the air conditioner you wish to set (four selections possible). When two or more air conditioners are installed in a room, please contact your retailer to set the individual air conditioner signal codes.
TROUBLESHOOTING Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). WARNING! In the event of a malfunction (burning smell, etc.), immediately stop operation, turn off the electrical breaker or disconnect the power supply plug, and consult authorized service personnel. Merely turning off the unit’s power switch will not completely disconnect the unit from the power source.
TROUBLESHOOTING Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle).
OPERATING TIPS Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). AUTO Restart In Event of Power Interruption ● Should the power supply to the air conditioner be interrupted by a power failure, the air conditioner will restart automatically in the previously selected mode once the power is restored. ● Should a power failure occur during TIMER operation, the timer will be reset and the unit will begin (or stop) operating under the new timer setting.