OPERATING MANUAL ROOM AIR CONDITIONER FLOOR CONSOLE/ UNDER CEILING DUAL TYPE COOLING MODEL Indoor Unit COOLING MODEL ABU22 Outdoor Unit AOU22 KEEP THIS OPERATION MANUAL FOR FUTURE REFERENCE P/N9359944010
CONTENTS SAFETY PRECAUTIONS ....................................... 2 FEATURES AND FUNCTIONS .............................. 3 NAME OF PARTS ................................................... 4 PREPARATION ....................................................... 6 OPERATION ........................................................... 7 TIMER OPERATION ............................................... 9 SLEEP TIMER OPERATION ................................. 10 ADJUSTING THE DIRECTION OF AIR CIRCULATION .......
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 Fig. 2 Fig. 4 Fig. 3 Fig. 5 I SLEEP F TIMER J T CLOCK U AUTO COOL MASTER CONTROL SET SET TEMP. TIME FAN CONTROL K G H CLOCK TIMER SLEEP ON AM H M OFF PM OFF ON TIMER RESET V A L START STOP * M W AUTO COOL DRY FAN HEAT ENERGY SAVE AUTO HIGH MED LOW X Y Z [ \ N O P Fig. 6 En-4 SET SWING SET SWING TIME TEST ENERGY ADJUST RUN ACL SAVE Q R S Fig.
Fig. 1 Indoor Unit Fig. 5 Remote Control Unit Operating Control Panel (Fig. 2) MANUAL AUTO button Remote Control Signal Receiver OPERATION Indicator Light (red) TIMER Indicator Light (green) SWING Indicator Light (orange) (VERTICAL SWING) 7 SWING Indicator Light (orange) (HORIZONTAL SWING) ● If the TIMER indicator light flashes when F G H I J K L M 1 2 3 4 5 6 the timer is operating, it indicates that a fault has occurred with the timer setting (See page 17 Auto Restart). Intake Grille (Fig.
PREPARATION CAUTION! Turn on the Power Turn on the circuit breaker. Load Batteries (R03/LR03/AAA × 4) 1 2 3 Slide the battery compartment lid to open it. Insert batteries. Be sure to align the battery polarities ( ) correctly. Close the battery compartment lid. Set the Current time 1 2 ● Take care to prevent infants from accidentally swallowing batteries. ● When not using the remote control unit for an extended period, remove the batteries to avoid possible leakage and damage to the unit.
OPERATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). To Select Mode Operation 1 Press the START/STOP button. 2 Press the MASTER CONTROL button to select the desired mode. SLEEP TIMER The indoor unit’s OPERATION indicator light (red) will be on. The air conditioner will start operating. Each time the button is pressed, the mode will change in the following order.
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. ● 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.
TIMER OPERATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). Before using the timer function, be sure that the remote control unit is set to the current time (See page 6). To Use the ON timer or OFF timer 1 SLEEP Press the START/STOP button (if the unit is already operating, proceed to step 2). TIMER TIMER ON The indoor unit’s OPERATION indicator light (red) will turn on. 2 Press the TIMER button to select the OFF timer or ON timer operation.
TIMER OPERATION About the PROGRAM timer About the ON timer ● The PROGRAM timer allows you to integrate OFF timer and ON timer operations in a single sequence. The sequence can involve one transition from OFF timer to ON timer, or from ON timer to OFF timer, within a twentyfour hour period.
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. DANGER! Vertical Air Direction Adjustment Press the AIR FLOW DIRECTION VERTICAL SET button .
SWING OPERATION Begin air conditioner operation before performing this procedure To select Vertical airflow SWING Operation Press the AIR FLOW DIRECTION VERTICAL SWING button . SET The SWING indicator light (VERTICAL SWING) (orange) will turn on. In this mode, the UP/DOWN air direction flaps will swing automatically to direct the air flow both up and down.
ENERGY SAVE OPERATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). The air conditioner can be operated while keeping energy consumption costs down. How To Use the ENERGY SAVE OPERATION 1 SET Press the START/STOP button (if the unit is already operating, proceed to step 2). SWING SET SWING TIME TEST ENERGY ADJUST RUN ACL SAVE The indoor unit’s OPERATION indicator light (red) will turn on.
CLEANING AND CARE ● Before cleaning the air conditioner, be sure to turn it off and turn off the electrical breaker. CAUTION! ● Be sure the intake grille is installed securely. ● When removing and replacing the air filters, be sure not to touch the heat exchanger, as personal injury may result. Cleaning the Air Filter 1. Pull out both sides and the center of the intake grille. 4. Re-attach the air filters to the intake grille. 1 The air filters fit onto the inside of the intake grille.
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, and consult authorized service personnel. Merely turning off the unit’s power switch will not completely disconnect the unit from the power source. Always be sure to turn off the electrical breaker to ensure that power is completely off.
TROUBLESHOOTING Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle).
OPERATING TIPS 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. In this event, the TIMER indicator light (green) will flash (see page 5).
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