Page 2 - Indoor Unit; ROOM AIR CONDITIONER; MULTI SPLIT TYPE
P/N9373420040 OPERATING MANUAL MODE D’EMPLOI MANUAL DE FUNCIONAMIENTO English Français Español Indoor Unit MW09Y3FMMW12Y3FMMW18Y3FM Outdoor Unit MR24DY3FMR36TQY3F KEEP THIS MANUAL FOR FUTURE REFERENCECONSERVEZ CE MODE D'EMPLOI AFIN DE POUVOIR VOUS Y RÉFÉRER ULTÉRIEUREMENTGUARDE ESTE MANUAL PARA PODE...
Page 3 - CONTENTS; SAFETY PRECAUTIONS
CONTENTS SAFETY PRECAUTIONS .................................... En-1 FEATURES AND FUNCTIONS ........................... En-2 NAME OF PARTS ................................................ En-3 PREPARATION .................................................... En-4 OPERATION .............................
Page 5 - FEATURES AND FUNCTIONS
En-2 FEATURES AND FUNCTIONS INVERTER At the start of operation, a large power is used to bring theroom quickly to the desired temperature. Afterwards, theunit automatically switches to a low power setting for eco-nomic and comfortable operation. COIL DRY OPERATION The Indoor unit can be dried by pre...
Page 6 - NAME OF PARTS
En-3 Fig. 1 Indoor Unit 1 Operating Control Panel (Fig. 2) 2 MANUAL AUTO button ● When kept on pressing the MANUALAUTO button for more than 10 seconds,the forced cooling operation will start. ● The forced cooling operation is used at thetime of installation.Only for authorized service personnel'suse...
Page 7 - PREPARATION
En-4 PREPARATION CAUTION! ● Take care to prevent infants fromaccidentally swallowing batteries. ● When not using the Remote Control Unitfor an extended period, remove thebatteries to avoid possible leakage anddamage to the unit. ● If leaking battery fluid comes in contactwith your skin, eyes, or mou...
Page 8 - Thermostat setting range:; To Set the Fan Speed; SUPER QUIET Operation
En-5 To Select Mode Operation 1 Press the START/STOP button (Fig. 5 N ). The indoor unit’s OPERATION Indicator Lamp (red) (Fig. 3 5 ) will light. The air conditioner will start operating. 2 Press the MASTER CONTROL button (Fig. 5 G ) to se- lect the desired mode. Each time the button is pressed, the...
Page 9 - To Stop Operation; About AUTO CHANGEOVER Operation
En-6 To Stop Operation Press the START/STOP button (Fig. 5 N ). The OPERATION Indicator Lamp (red) (Fig. 3 5 ) will go out. About AUTO CHANGEOVER Operation AUTO: ● When AUTO CHANGEOVER operation first selected, the fan will oper-ate at very low speed for about one minute, during which time the unitd...
Page 10 - TIMER OPERATION; About the Program timer
En-7 TIMER OPERATION s Before using the timer function, be sure that the Remote Control Unit is set to the correct current time ( ☞ P. 4). To Use the ON timer or OFF timer 1 Press the START/STOP button (Fig. 5 N ) (if the unit is already operating, proceed to step 2). The indoor unit’s OPERATION Ind...
Page 11 - SLEEP TIMER OPERATION; To Use the SLEEP Timer; To Change the Timer Settings; About the SLEEP Timer
En-8 SLEEP 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 theSLEEP button (Fig. 5 F ). The indoor unit’s OPERATION Indicator Lamp...
Page 12 - ADJUSTING THE DIRECTION OF AIR CIRCULATION; Vertical Air Direction Adjustment; Right-Left Adjustment
En-9 ADJUSTING THE DIRECTION OF AIR CIRCULATION Vertical (up-down) direction of airflow is adjusted by pressing the Remote Control Unit’s SET button. Horizontal (right-left)airflow direction is adjusted manually, by moving the Air Flow Direction Louvers.Whenever making horizontal airflow adjustments...
Page 13 - About COIL DRY Operation
En-10 SWING OPERATION MANUAL AUTO OPERATION ● When the air conditioner is operatedwith the controls on the Main Unit, itwill operate under the same mode asthe AUTO mode selected on the Re-mote Control Unit (see page 6). ● The fan speed selected will be “AUTO”and the thermostat setting will bestandar...
Page 14 - CLEANING AND CARE; Cleaning the Intake Grille
En-11 1 2 CLEANING AND CARE ● Before cleaning the air conditioner, be sure to turn it off and disconnect the Power. ● Be sure the Intake Grille (Fig. 1 9 ) is installed securely. ● When removing and replacing the air filters, be sure not to touch the heat exchanger, as per-sonal injury may result. C...
Page 15 - In regard to the Air Cleaning Filters; Maintenance of Deodorizing Filters
En-12 Air Cleaning Filter Installation 1. Open the Intake Grille and remove the Air filters. 2. Install the Air cleaning filter set (set of 2). 1 Set the air cleaning filter into the air cleaning filterframe. 2 Engage the latch at both ends of the filter with thetwo hooks at the rear of the air clea...
Page 16 - TROUBLESHOOTING
En-13 TROUBLESHOOTING WARNING! Symptom Doesn’t operate immedi-ately: Noise is heard: Smells: Mist or steam areemitted: Airflow is weak or stops: Problem ● If the unit is stopped and then immediately started again, the com-pressor will not operate for about 3 minutes, in order to preventfuse blowouts...
Page 17 - Operation and Performance; Heating Performance
En-14 TROUBLESHOOTING Symptom Airflow is weak or stops: Water is produced fromthe outdoor unit: See Page 15 14 NORMAL FUNCTION Problem ● In case of Multi-type unit, if multiple units are operated in differ-ent operation modes as shown below, the units operated after-ward will stop and the OPERATION ...
Page 18 - OPERATING TIPS; AUTO Restart; In Event of Power Interruption; Multi-type Air conditioner; Simultaneous Use of Multiple Units
En-15 OPERATING TIPS AUTO Restart In Event of Power Interruption ● The air conditioner power has been interrupted by apower failure. The air conditioner will then restart auto-matically in its previous mode when the power is restored. ● Operated by setting before the power failure. ● If a power fail...
Page 19 - Temperature and Humidity Range
En-16 OPERATING TIPS Outdoor temperature Indoor temperature Cooling/Dry Mode About 32 to 115 °F About 64 to 90 °F Heating Mode About 14 to 75 °F 88 °F or less Temperature and Humidity Range If the unit is used for long pe-r i o d s u n d e r h i g h - h u m i d i t yconditions, condensation mayform ...