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OPERATING MANUAL ROOM AIR CONDITIONER MULTI SPLIT TYPE (2 ROOMS) HEAT & COOL MODEL (REVERSE CYCLE) INDOOR UNIT AST9UMBD OUTDOOR UNIT AOT19USCV2 COOLING MODEL INDOOR UNIT AST9FMBD OUTDOOR UNIT AOT19FSCV2 KEEP THIS MANUAL FOR FUTURE REFERENCE FUJITSU GENERAL LIMITED P/N9375339012...
CONTENTS SAFETY PRECAUTIONS ........En-1 ADJUSTING THE DIRECTION OF FEATURES AND FUNCTIONS ......En-2 AIR CIRCULATION ..........En-11 NAME OF PARTS ..........En-3 SWING OPERATION ......... En-12 PREPARATION ............ En-5 MANUAL AUTO OPERATION ......En-12 OPERATION ............En-6 CLEANING AND CARE ........En-13 TIMER OPERATION ..........
FEATURES AND FUNCTIONS Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). AUTO CHANGEOVER SWING OPERATION [HEAT & COOL MODEL (Reverse Cycle)] The Air Flow Direction Louvers swings automatically up and down so that the air speeds to every nook and corner of The operation mode (cooling, dry, heating) is switched your room.
NAME OF PARTS Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). Fig. 1 Fig. 2 OPERATION TIMER SWING Fig. 3 Fig. 4 £ * HEAT & COOL MODEL (REVERSE CYCLE) ∞ • ¢¶ ¡...
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Fig. 1 Indoor Unit Fig. 5 Remote Control Unit 1 Operating Control Panel (Fig. 2) D SLEEP button 2 MANUAL AUTO button E MASTER CONTROL button F SET TEMP. button ( 3 Remote Control Signal Receiver G Signal Transmitter 4 Indicator Lamps (Fig. 3) H OFF TIMER button 5 OPERATION Indicator Lamp (red) I ON TIMER button...
PREPARATION CAUTION! Turn on the Power G Take care to prevent infants from accidentally swallowing batteries. Turn on the circuit breaker. G When not using the remote control unit for an extended period, remove the batteries to avoid possible leakage and Load Batteries (R03/LR03 ×...
OPERATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). To Select Mode Operation Press the START/STOP button (Fig. 5 M). The indoor unit’s OPERATION indicator lamp (red) (Fig. 3 5) will light. The air conditioner will start operating. Press the MASTER CONTROL button (Fig.
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Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). 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 tempera- ture of the air issued from the indoor unit is low.
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Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). About AUTOMATIC Operation (COOLING MODEL) G Depending on the room temperature at the time operation begins, the AUTO: operating mode will be switched automatically as shown in the accompanying table.
TIMER OPERATION To Use the OFF TIMER To Cancel the Timer Press the START/STOP button (Fig. 5 M) Press the CANCEL TIMER button. (if the unit is already operating, proceed to step 2). To Change the Timer Settings The Indoor Unit’s OPERATION Indicator Lamp (red) (Fig. 3 5) will light. Press the ON TIMER button/OFF TIMER button as required.
SLEEP TIMER OPERATION Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). 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 To Cancel the Timer: While the air conditioner is operating or stopped, press the Press the CANCEL TIMER button.
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 button. Hori- zontal (right-left) airflow direction is adjusted manually, by moving the Air Flow Direction Louvers. Whenever making horizontal airflow adjustments, start air conditioner operation and be sure that the vertical air direction louvers are stopped.
SWING OPERATION Begin air conditioner operation before performing this procedure. To select SWING Operation Press the SWING LOUVER button (Fig. 5 O). The SWING indicator lamp (orange) (Fig. 3 7) will light. In this mode, the Air Flow Direction Louvers will swing automatically to direct the air flow both up and down.
CLEANING AND CARE G Before cleaning the air conditioner, be sure to turn it and the circuit breaker off. CAUTION! G Be sure the Intake Grille (Fig. 1 8) is installed securely. G When removing and replacing the air filters, be sure not to touch the heat exchanger, as personal injury may result.
TROUBLESHOOTING Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). In the event of a malfunction (burning smell, etc.), immediately stop operation, disconnect the WARNING! Power Supply Plug or turn off the circuit breaker, and consult authorized service personnel. Merely turning off the unit’s power switch will not completely disconnect the unit from the power source.
TROUBLESHOOTING Symptom Items to check See Page G Has the circuit breaker been turn off? CHECK ONCE Doesn’t operate at all: MORE G Has there been a power failure? — G Has a fuse blown out, or a circuit breaker been tripped? G Is the timer operating? G Is the air filter dirty? Poor Cooling (or *Heating)
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OPERATING TIPS Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). ❖ Instructions relating to inverter ( ) are applicable only to “INVERTER MODEL”. Multi-type Air conditioner This indoor unit can be connected to a multi-type outdoor unit. The multi-type air conditioner allows multiple indoor units to be operated in multiple locations.
OPERATING TIPS Instructions relating to heating (*) are applicable only to “HEAT & COOL MODEL” (Reverse Cycle). Temperature and Humidity Range COOLING/DRY MODE Indoor Outdoor Outdoor Unit Temperature Temperature Humidity About 80 % or less If the unit is used for long pe- COOLING MODELS AOT19F About 18 to 43 °C...