Fujitsu AOU18RXQ manual

ROOM AIR CONDITIONER W ALL MOUNTED TYPE KEEP THIS MANUAL FOR FUTURE REFERENCE FUJITSU GENERAL LIMITED OPERA TING MANU AL P/N9373459019 Indoor Unit A WU18CXQ A WU18RXQ A WU24CXQ A WU24RXQ Outdoor Unit AOU18CXQ AOU18RXQ AOU24CXQ AOU24RXQ[...]

1 CONTENTS SAFETY PRECAUTIONS .......................................... 1 FEA TURES AND FUNCTIONS ................................. 2 NAME OF P AR TS ...................................................... 3 PREP ARA TION .......................................................... 5 OPERA TION ........................................................[...]

2 FEA TURES AND FUNCTIONS AUTOMA TIC OPERA TION ● COOLING MODEL Merely press the ST ART/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. ● HEA T & COOL MODEL (REVERSE CYCLE) Merely press the ST ART/STOP button[...]

3 0 1 4 9 A B 3 76 5 8 2 C Fig. 2 Fig. 3 Fig. 4 Instructions relating to heating (*) are applicable only to “ HEA T & COOL MODEL ” (Reverse Cycle). NAME OF P AR TS Fig. 5 Fig. 6 Fig. 1 Fig. 8 Fig. 7 F D E[...]

4 Fig. 1 Indoor Unit 1 Operating Control Panel (Fig. 2) 2 MANUAL AUTO button 3 Remote Control Signal Receiver 4 Indicator Lamps (Fig. 3) 5 OPERA TION Indicator Lamp (green ...... COOL, DRY , F AN) (red .......... *HEA T) 6 TIMER Indicator Lamp (yellow) 7 SWING Indicator Lamp (orange) (VERTICAL/HORIZONT AL SWING) 8 AIR CLEAN Indicator Lamp (green) ?[...]

5 PREP ARA TION CAUTION! ● T ake 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. ● If leaking battery fluid comes in contact with your skin, eyes, or mouth, immedi- ately wash with copious amo[...]

6 Example: When set to COOL T o Select Mode Operation 1 Press the ST ART/STOP button (Fig. 6 M ). The indoor unit ’ s OPERA TION indicator lamp (green or red) (Fig. 3 5 ) will light. The air conditioner will start operating. 2 Press the MASTER CONTROL button (Fig. 6 H ) to se- lect the desired mode. Each time the button is pressed, the mode will [...]

7 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 Drying mode operation, F AN set- ting is switched to LOW gentle cooling effect, and the room fan may stop rotat- ing temporarily . ● If the mode automatically selected by t[...]

8 AIR CLEANING OPERA TION ● 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 (dehumidify- ing) operations. Starting air cleaning operation 1 Start the operation in any[...]

9 T o 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 OPERA TION indicator lamp (green or red) (Fig. 3 5 ) and the TIMER indicator lamp (yellow) (Fig. 3 6 ) will light. 2 Press the TIMER button (Fig. 6 K ) to select the OFF timer or ON timer operation.[...]

10 TIMER OPERA TION T o Use the SLEEP timer While the air conditioner is operating or stopped, press the TIMER button (Fig. 6 K ). Both the indoor unit ’ s OPERA TION indicator lamp (green or red) (Fig. 3 5 ) and the TIMER indicator lamp (yellow) (Fig. 3 6 ) will light. To Change the Timer Settings Press the TIMER button (Fig. 6 K ) once again an[...]

11 1 2 3 4 5 ADJUSTING THE DIRECTION OF AIR CIRCULA TION Instructions relating to heating (*) are applicable only to “ HEA T & COOL MODEL ” (Reverse Cycle). V er tical (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 a[...]

12 SWING OPERA TION Begin air conditioner operation before performing this procedure. T o select V ertical airflow SWING Operation Press the AIR FLOW DIRECTION VER TICAL SWING button (Fig. 6 O ). The SWING indicator lamp (VER TICAL SWING) (Fig. 3 7 ) will light. In this mode, the UP/DOWN air direction flaps will swing automatically to direct the ai[...]

13 ● Before cleaning the air conditioner , be sure to turn it off and disconnect the power supply . ● T urn 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 AND CARE [...]

14 ● 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 . ● Y ou can be injured if you touch the heat exchanger when removing or installing the dust collec- tion unit. Do not insert your fingers between the dust[...]

15 Mounting the dust collection unit 1. Mount the dust collection unit. 1 Slide the dust collection unit onto the guide rails of the electronic air clean filter . Guide rail 2 Slide the dust collection unit until the projections (2 locations) on the guide rails “ click. ” Projections (2 locations) Click ● Make sure the dust collection unit is[...]

16 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 [...]

17 TROUBLESHOOTING Instructions relating to heating (*) are applicable only to “ HEA T & COOL MODEL ” (Reverse Cycle). In the event of a malfunction (burning smell, etc.), immediately stop operation, turn off the elec- trical breaker or disconnect the power supply plug, and consult authorized service personnel. Merely turning off the unit ?[...]

18 Operation and Performance TROUBLESHOOTING Instructions relating to heating (*) are applicable only to “ HEA T & COOL MODEL ” (Reverse Cycle). Symptom Doesn ’ t operate at all: Poor Cooling (or *Heating) performance: The unit operates differently from the remote control unit ’ s setting: Signal is not received after replacing the batt[...]

19 OPERA TING TIPS T emperature and Humidity Range COOLING/DRY MODE COOLING MODELS HEA T & COOL MODELS (Reverse Cycle) ● If the air conditioner is operated under higher temperature conditions than those listed, the built-in protection circuit may operate to prevent internal circuit damage. Also, during Cooling and Dry modes, if the unit is us[...]