Fujitsu AOU18CXQ User's Manual
Contents
1. The remote control unit must be pointed at signal receiver Fig 1 3 to operate correctly Operating range About 7 meters When a signal is properly received by the air conditioner a beeping sound will be heard If no beep is heard press the remote control unit button again Remote Control Unit Holder Slide up Insert eS Pressin L Pull out Mount the Holder Set the Remote Control Unit To remove the Remote Control Unit when use at hand N CAUTION 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 If leaking battery fluid comes in contact with your skin eyes or mouth immedi ately wash with copious amounts of water and consult your physician Dead batteries should be removed quickly and disposed of properly either by placing in a public battery collection receptacle or by returning to appropri ate authority Do not attempt to recharge dry batteries Never mix new and used batteries or batteries of different types Batteries should last about one year under normal use If the remote control unit s operating range becomes appre ciably reduced replace the batteries and press the ACL button with the tip of a ballpoint pen or other small object OPERATION2. 0 If dirt is allowed to accumulate on the intake filters air flow will be reduced lowering operating efficiency and increasing noise During periods of normal use the intake filters should be cleaned every five weeks 3 Install the intake filters Hang the edge of the intake filter on the body Using this as a support point push forward to secure as shown in the illustration p yan 72222771 CEG YE personnel benzene or thinner day to allow internal parts to dry thoroughly When used for extended periods the unit may accumulate dirt inside reducing its performance We recommend that the unit be inspected regularly in addition to your own cleaning and care For more information consult authorized service When cleaning the unit s body do not use water hotter than 100 F harsh abrasive cleansers or volatile agents like Do not expose the unit body to liquid insecticides or hairsprays When shutting down the unit for one month or more first allow the fan mode to operate continuously for about one half 13 CLEANING THE ELECTRONIC AIR CLEAN UNIT Before cleaning the dust collection unit be sure to turn off the power supply to the air conditioner A WARNING Electric shock may result i Make sure the dust collection unit is properly mounted before cleaning or performing other Z N CAUTION tasks on it If the unit is not properly mounted it c
3. If the intake filter is removed during operation a safety device will stop the operation of the air cleaning unit If this happens the air clean indicator lamp green on the indoor unit will flash after some time has passed Use the START STOP button on the remote controller to stop the operation install the intake filter and then use the START STOP button to restart the operation Use the FAN CONTROL button to change the fan speed Refer to page 6 The air cleaning unit operates most effectively at the highest fan speed 0 The air clean indicator lamp will flash to inform you that the periodic cleaning of the dust collection unit is required Refer to page 14 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 2 While the air conditioner is operating or stopped press the TIMER button Fig 6 Both the indoor unit s OPERATION indicator lamp green or red Fig 3 and the TIMER indicator lamp yellow Fig 3 will light Press the TIMER button Fig 6 to select the OFF timer or ON timer operation Each time the button is pressed the timer function changes in the follow ing order m RESET gt SLEEP PROGRAM OFF ON OFF gt OFF ON gt ON The indoor unit s TIMER indicator lamp yellow Fig 3 will light Use the SET TIME butt
4. Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle To Select Mode Operation 1 Press the START STOP button Fig 6 G3 The indoor unit s OPERATION indicator lamp green or red Fig 3 will light The air conditioner will start operating 2 Press the MASTER CONTROL button Fig 6 8 to se lect the desired mode Each time the button is pressed the mode will change in the following order gt AUTO COOL gt DRY HEAT FAN About three seconds later the entire display will reappear To Set the Thermostat Press the SET TEMP buttons Fig 6 9 C9 button Press to raise the thermostat setting C2 button Press to lower the thermostat setting G Thermostat setting range AUTO M 64 to 88 F Heating 64 to 88 F Cooling Dry 64 to 88 F The thermostat cannot be used to set room temperature during the FAN mode the temperature will not appear on the remote control unit s display About three seconds later the entire display will reappear The thermostat setting should be considered a standard value and may differ somewhat from the actual room temperature To Set the Fan Speed Press the FAN CONTROL button Fig 6 62 Each time the button is pressed the fan speed changes in the following order gt AUTO gt HIGH MED gt LOW About three seconds later th
5. to select the PRO GRAM timer operation either OFF ON or OFF ON will display The display will alternately show OFF timer and ON timer then change to show the time setting for the operation to occur first The PROGRAM timer will begin operation If the ON timer has been selected to operate first the unit will stop operating at this point About five seconds later the entire display will reappear To Cancel the Timer Use the TIMER button to select TIMER RESET The air conditioner will return to normal operation To Change the Timer Settings 1 Follow the instructions given in the section To Use the ON Timer or OFF Timer to se lect the timer setting you wish to change 2 Press the TIMER button to select either OFF ON or OFF ON To Stop Air Conditioner Operation while the Timer is Operating Press the START STOP button To Change Operating Conditions If you wish to change operating conditions Mode Fan Speed Thermostat Setting after making the timer setting wait until the entire display reappears then press the appropriate buttons to change the operat ing condition desired About the PROGRAM timer About the ON timer The PROGRAM timer allows you to integrate OFF timer The timer function is designed to bring your room to a and ON timer operations in a single sequence The se quence can involve one
6. 3 OPERATION Indicator Lamp green COOL DRY FAN red HEAT TIMER Indicator Lamp yellow SWING Indicator Lamp orange VERTICAL HORIZONTAL SWING AIR CLEAN Indicator Lamp green If the TIMER indicator lamp flashes when the timer is operating it indicates that a fault has occurred with the timer setting See page 19 Auto Restart 9 Intake Filter Fig 4 UP DOWN Air Direction Flaps 5 RIGHT LEFT Air Direction Louvers behind UP DOWN Air Direction Flaps 29 Drain Hose 3 Electronic Air Clean Unit Fig 4 Fig 5 Outdoor Unit Intake Port 8 Outlet Port Pipe Unit Fig 6 Remote Control Unit AIR CLEAN button MASTER CONTROL button SET TEMP SET TIME buttons C C Signal Transmitter TIMER button FAN CONTROL button START STOP button AIR FLOW DIRECTION VERTICAL SET button AIR FLOW DIRECTION VERTICAL SWING button AIR FLOW DIRECTION HORIZONTAL SET button AIR FLOW DIRECTION HORIZONTAL SWING button TIME ADJUST button 9 ACL button r Rear side Fig 7 6 TEST RUN Touch the two metal contacts with a me tallic object to send the signal to perform a test run Perform atest run only when installing the air conditioner If the signal to perform a test run is received during normal opera tion the air conditioner s thermostat will malfunction If the signal to perform a test run is
7. Smells Some smell may be emitted from the indoor unit This smell is the result of room smells furniture tobacco etc which have been taken into the air conditioner Mist or steam are emitted During Cooling or Dry operation a thin mist may be seen emitted from the indoor unit This results from the sudden Cooling of room air by the air emitted from the air conditioner resulting in condensation and misting During Heating operation the outdoor unit s fan may stop and steam may be seen rising from the unit This is due to the Auto matic Defrosting operation 18 Airflow is weak or stops When Heating operation is started fan speed is temporarily very low to allow internal parts to warm up During Heating operation if the room temperature rises above the thermostat setting the outdoor unit will stop and the indoor unit will operate at very low fan speed If you wish to warm the room further set the thermostat to a higher setting During Heating operation the unit will temporarily stop opera tion between 7 and 15 minutes as the Automatic Defrosting mode operates During the Automatic Defrosting operation the OPERA TION indicator lamp will flash 18 The fan may operate at very low speed during Dry operation or when the unit is monitoring the room s temperature Inthe monitor AUTO operation the fan will operate at very low speed Water is produced from th
8. CLEAN UNIT Before cleaning the dust collection unit be sure to turn off the power supply to the air conditioner A WARNING Electric shock may result i Make sure the dust collection unit is properly mounted before cleaning or performing other Z CAUTION 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 collec tion unit Do not insert your fingers between the dust collection unit and the heat exchanger Mounting the dust collection unit 1 Mount the dust collection unit 2 Install the intake filter Refer to page 13 0 Ifthe lamps flash after cleaning the dust collection unit check if the dust collection unit is wet and if the intake filters are closed tightly If the dust collection unit is completely dry and the in take filters are installed tightly but the lamps still flash quickly see TROUBLESHOOTING Page 17 Slide the dust collection unit onto the guide rails of the electronic air clean filter Guide rail Q Slide the dust collection unit until the projections 2 locations on the guide rails click Projections 2 locations Make sure the dust collection unit is completely dry before mounting it After the dust collection unit has been mounted into place make sure that the dust collection unit is securely inse
9. SET button Fig 6 62 ine outlet ports since the internal fan oper Each time the button is pressed the air direction range will change as follows ates at high speed and could cause persona injury gt gt gt gt lt lt lt lt Always use the remote control unit s AIR FLOW DIRECTION button to adjust the UP DOWN air direction flaps or RIGHT LEFT air direction louvers At tempting to move them manually could result in improper operation in this case stop operation and restart The louvers should begin to operate properly again Types of Air flow Direction Setting DOO During Cooling Dry mode During Heating mode The remote control unit s display does not change During use of the Cooling and Dry modes do not set the UP DOWN air Use the air direction adjustments within the ranges shown above direction flaps in the range to for long periods of time since water vapor may condense near the outlet port and drops of water may drip from the air The vertical airflow direction is set automatically as shown in accordance with the type of operation selected During Cooling Dry mode Horizontal flow conditioner During Heating mode Downward flow When used in a room with infants chil During AUTO mode operation for the first minute after beginning operation dren elderly or sick persons the air airflow will be horizontal the
10. is not as desired use the remote con direction trol unit s AIR FLOW DIRECTION VERTICAL SET button to change the range of swing Air flow direction set Range of swing The SWING operation may stop temporarily when the air D to conditioner s fan is not operating or when operating at g g ODto very low speeds to During use of the Cooling and Dry modes do not set the to air UP DOWN direction flaps in the range 2 to for long to All range periods of time since water vapor may condense near 9 to 9t ge the outlet port and drops of water may drip from the air Air direction range See page 11 Fig 9 conditioner i To select Horizontal airflow SWING Operation Press the AIR FLOW DIRECTION HORIZONTAL SWING button Fig 6 The SWING indicator lamp HORIZONTAL SWING Fig 3 will light In this mode the RIGHT LEFT air direction louvers will swing automatically to direct the airflow both right and left To Stop Horizontal airflow SWING Operation Press the AIR FLOW DIRECTION HORIZONTAL SWING button Fig 6 once again The SWING indicator lamp HORIZONTAL SWING Fig 3 D will go out Airflow direction will return to the setting before swing was begun MASTER ser EAN CONTROL TEMP CONTROL SET SWING AR Ir N Beer Douma OTWEADUST ALO About Swing Operation direction The range of swing is relative to the curr
11. result that some time may be required after first starting the air con ditioner until the room is heated When using the Heating mode under conditions of low out door air temperature high humidity frost may form on the outdoor unit resulting in reduced operating performance In order to prevent this kind of reduced performance this unit is equipped with a Microcomputer controlled Automatic Defrosting function If frost forms the air conditioner will temporarily stop and the defrosting circuit will operate briefly for about 7 to 15 minutes During Automatic Defrosting operation the OPERATION indicator lamp red will flash When Indoor and Outdoor Temperatures are High Low Ambient Cooling When both indoor and outdoor temperatures are high dur ing use ofthe heating mode the outdoor unit s fan may stop at times When the outdoor temperature drops the outdoor unit s fans may switch to Low Speed 18 OPERATING TIPS Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle AUTO Restart In Event of Power Interruption Use of other electrical appliances electric shaver etc or nearby use of a wireless radio transmitter may cause the air conditioner to malfunction In this event temporarily disconnect the power supply reconnect it and then use the remote control unit to resume operation Should the power supply to
12. the air conditioner be inter rupted 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 lamp yellow will flash see page 4 Temperature and Humidity Range COOLING DRY MODE Indoor Outdoor Outdoor Unit Temperature Temperature Humidity About 80 or less AOU18CXO 5 If the unit is used for long pe COOLING MODELS oyzacxo About 32 to 110 F riods under high humidity o conditions condensation About 65 to 90 F may form on the surface of HEAT amp COOL AOU18RXO 5 the indoor unit and drip onto MODELS AOU24RXO About 32 to 110 F the floor or other objects un Reverse Cycle derneath HEATING MODE Outdoor Outdoor Indoor Unit Temperature Temperature HEAT amp COOL MODELS oo About 32 to 75 F About 86 F or less AOU24RXQ 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 used under conditions of lower temperature than those listed above the heat exchanger may freeze leading to water leakage and other damage Do not use t
13. the electrical breaker or disconnect the power supply plug to ensure that power is completely off Before requesting service perform the following checks Symptom Problem See Page NORMAL FUNCTION Doesn t operate immedi ately Ifthe unit is stopped and then immediately started again the com pressor will not operate for about 3 minutes in order to prevent fuse blowouts Whenever the electrical breaker is turned off then on again or the power supply plug is disconnected and then reconnected the pro tection circuit will operate for about 3 minutes preventing unit operation during that period Noise is heard During operation and immediately after stopping the unit the sound of water flowing in the air conditioner s piping may be heard Also noise may be particularly noticeable for about 2 to 3 minutes after starting operation sound of coolant flowing During operation a slight squeaking sound may be heard This is the result of minute expansion and contraction of the front cover due to temperature changes If an unusual noise is heard from the electronic air clean unit check if the dust collection unit is dirty and make sure that it is installed cor rectly Clean the dust collection unit and install it correctly if necessary 14 15 During Heating operation a sizzling sound may be heard occasion ally This sound is produced by the Automatic Defrosting operation 18
14. to normal TIMER indicator lamp yellow Fig 3 will light operation To Stop the Air Conditioner During Timer Operation Press the START STOP button To Change the Timer Settings Press the TIMER button Fig 6 once again and set the time using the SET TIME buttons Fig 6 9 Set the time while the Timer Mode Display is flashing the flashing will continue for about five seconds C9 button Press to advance the time button Press to reverse the time About five seconds later the entire display will reappear About the SLEEP timer To prevent excessive warming or cooling during sleep the SLEEP timer function automatically modifies the thermostat setting in accordance with the time setting When the set time has elapsed the air conditioner completely stops During Heating operation HEAT amp COOL MODEL Reverse During Cooling Dry operation cycle only When the SLEEP timer is set the thermostat setting is auto When the SLEEP timer is set the thermostat setting is matically raised 2 F every sixty minutes When the thermo automatically lowered 2 F every thirty minutes When the stat has been raised a total of 4 F the thermostat setting at thermostat has been lowered a total of 8 F the thermostat thattime is maintained until the set time has elapsed at which setting at that time is maintained until the set time has elapsed time the air conditioner automatically turns o
15. 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 HEAT amp COOL MODEL REVERSE CYCLE Merely press the START STOP button and the unit will begin automatic operation in either the Heating Cooling or Monitor modes as appropriate in accordance with the thermostat setting and the actual temperature of the room ELECTRONIC AIR CLEAN FILTER Electrical power is used to charge the filter to remove con taminants from the air and to effectively collect dust and remove odors It also helps to reduce the bacterial activity SLEEP TIMER COOLING MODEL When the SLEEP timer button is pressed during Cooling or Dry mode the thermostat setting is gradually raised during the period of operation When the set time is reached the unit automatically turns off HEAT amp COOL MODEL REVERSE CYCLE When the SLEEP timer button is pressed during Heating mode the air conditioner s thermostat setting is gradu ally lowered during the period of operation during Cool ing or Dry mode the thermostat setting is gradually raised during the period of operation When the set time is reached the unit automatically turns off WIRELESS REMOTE CONTROL UNIT The WIRELESS REMOTE CONTROL UNIT allows conveni
16. FUJITSU OPERATING MANUAL Halcyon Ar M THE WIND ROOM AIR CONDITIONER WALL MOUNTED TYPE Indoor Unit AWU18CXQ AWU18RXQ AWU24CXQ AWU24RXQ Outdoor Unit AOU18CXO AOU18RXQ AOU24CXQ AOU24RXQ KEEP THIS MANUAL FOR FUTURE REFERENCE FUJITSU GENERAL LIMITED P N9373459019 CONTENTS SAFETY PRECAUTIONS eee 1 ADJUSTING THE DIRECTION OF AIR CIRCULATION 11 FEATURES AND FUNCTIONS eneen 2 SWING OPERATION eene 12 nete 3 CLEANING AND CARE eene 13 EN CLEANING THE ELECTRONIC AIR CLEAN UNIT 14 NAME OF PARTS PREPARATION OPERATION SELECTING THE REMOTE CONTROL UNIT AIR CLEANING OPERATION SIGNAL CODE nnne rehenes 16 TIMER OPERATION eene 9 TROUBLESHOOTING nennen eenn 17 MANUAL AUTO OPERATION eeen 10 OPERATING TIPS rre 18 SAFETY PRECAUTIONS Before using the appliance read these PRECAUTIONS thoroughly and operate in the correct way The instructions in this section all relate to safety be sure to maintain safe operating conditions DANGER WARNING and CAUTION have the following meanings in these instructions N DANGER This mark indicates procedures which if improperly performed are most likely to result in the death of or serious injury to the user or service personnel N WARNING This mark indicates procedures which if improperly performed might lead to th
17. air direction cannot be adjusted during this pe direction and room temperature riod should be considered carefully when making settings Horizontal Air Direction Adjustment Beer Qs IL UMC Press the AIR FLOW DIRECTION HORIZONTAL SET button Fig 6 C Each time the button is pressed the air direction range will change as follows O 2 zZz 227 OO Example When set to vertical air direc The remote control unit s display does tion not change RIGHT LEFT air direction louvers Use the air direction adjustments within the ranges shown above Beer Some Ze LY Example When set to horizontal air di rection 11 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 The SWING indicator lamp VERTICAL SWING Fig 3 2 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 63 once again The SWING indicator lamp VERTICAL SWING Fig 3 2 will go out Airflow direction will return to the setting before swing was begun ES SET SWING Deer Come A US About Swing Operation The range of swing is relative to the currently set airflow If the swing range
18. e death or serious injury of the user CAUTION This mark indicates procedures which if improperly performed might possibly result i in personal harm to the user or damage to property Do not attempt to install this air conditioner by yourself AN DANGER This unit contains no user serviceable parts Always consult authorized service per sonnel for repairs When moving consult authorized service personnel for disconnection and installa tion of the unit Do not become over exposed to cold air by staying in the direct path of the air flow of the air conditioner for extended periods of time Do not insert fingers or objects into the outlet port or intake grilles Do not start and stop air conditioner operation by turning off the electrical breaker or disconnecting the power supply plug and so on Take care not to damage the power supply cord 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 Provide occasional ventilation during use A CAUTION Do not direct air flow at fireplaces or heating apparatus Do not climb on or place objects on the air conditioner Do not hang objects from the indoor unit Do not set flower vases or water containers on top of air conditioners Do not expose the air conditioner directly to water D
19. e entire display will reappear 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 temperature of the air issued from the indoor unit is low Cooling As the room temperature approaches that of the thermostat setting the fan speed becomes slower Fan The fan alternately turns on and off when on the fan runs at the low fan speed The fan will operate at a very low setting during Monitor operation and at the start of the Heating mode i To Stop Operation Press the START STOP button The OPERATION indicator lamp green or red Fig 3 will go out ser Seer fT SWING Beer Ds MN Example When set to COOL MASTER CONTROL ORO geer C Beer SWING ZN Example When set to 86 F mn MASTER CONTROL SET SWIN Beer suna 4 xy Example When set to AUTO OPERATION Instructions relating to heating are applicable only to HEAT amp 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 During Drying mode operation FAN set Dry persuon ting is switched to LOW gentle cooling effect and the room fan may stop rotat ing temporarily Thermostat control Ifthe m
20. e outdoor unit During Heating operation water may be produced from the out door unit due to the Automatic Defrosting operation Flashing air clean indica tor lamp green This lamp will flash slowly after approximately 400 hours of air cleaning operation Stop the operation turn off the power supply and clean the dust collection unit and air filter This lamp will flash quickly after approximately 500 hours of air cleaning operation The air cleaning operation will be stopped when this flashing occurs Make sure the operation is stopped turn off the power supply and clean the dust collection unit and air filter 14 This lamp will flash quickly if the dust collection unit is not in stalled correctly Stop the operation turn off the power supply and then install the dust collection unit correctly 15 17 TROUBLESHOOTING Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle Symptom Items to check See Page CHECK ONCE Doesn t operate at all Has there been a power failure MORE Has a fuse blown out or a circuit breaker been tripped Is the timer operating 9 to 10 Poor Cooling Is the air filter dirty or Heating Are the air conditioner s intake filter or outlet port blocked performance Did you adjust the room temperature settings thermostat cor rectly Is there a window or door op
21. en Inthe case of Cooling operation is a window allowing bright sun light to enter Close the curtains In the case of Cooling operation are there heating apparatus and computers inside the room or are there too many people in the room The unit operates Are the remote control unit s batteries dead differently from the Are the remote control unit s batteries loaded properly 5 remote control unit s setting Signal is not received after Are you using an air conditioner signal code other than signal replacing the batteries for code A 16 the remote control unit If the problem persists after performing these checks or if you notice burning smells or the TIMER indicator lamp Fig 3 flashes immediately stop operation turn off the power supply and consult authorized service personnel OPERATING TIPS Operation and Performance Heating Performance Microcomputer controlled Automatic Defrosting 0 This air conditioner operates on the heat pump principle absorbing heat from outdoor air and transferring that heat indoors As a result the operating performance is reduced as outdoor air temperature drops If you feel that insuffi cient heating performance is being produced we recom mend you use this air conditioner in conjunction with another kind of heating appliance Heat pump air conditioners heat your entire room by recirculating air throughout the room with the
22. ent control of air conditioner operation OMNI DIRECTIONAL AIR FLOW SWING OPERATION Three dimensional control over air direction swing is possi ble through dual use of both an UP DOWN air direction swing and RIGHT LEFT air direction swing Since UP DOWN air direction flaps operate automatically according to the oper ating mode ofthe unit it is possible to set air direction based on the operating mode REMOVABLE INTAKE FILTER The indoor unit s INTAKE FILTER can be removed for easy cleaning and maintenance MILDEW RESISTANT FILTER The INTAKE FILTER has been treated to resist mildew growth thus allowing cleaner use and easier care NAME OF PARTS Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle Fig 1 Fig 2 C gt lt SSWING TIMER OPERATION ES AIR CLEAN C I D w Set e 9 5 CLOCK em te 18 8 EE a CLOCK E TIMER RESET Vd o7 e Q9 1 28 C o AdB BB ill OFF ON SLEEP i m ALS 8 Osmo m 69 69 e Fig 8 OPEN Fig 7 r Fig 1 Indoor Unit r D Operating Control Panel Fig 2 MANUAL AUTO button Remote Control Signal Receiver r D Indicator Lamps Fig
23. ently set airflow Air flow direction set Range of swing D to All range Oto to to 9 OOS D to All range Air direction range See page 11 Fig 10 If the swing range is not as desired use the remote con trol unit s AIR FLOW DIRECTION HORIZONTAL SET but ton to change the range of swing The SWING operation may stop temporarily when the air conditioner s fan is not operating or when operating at very low speeds 12 CLEANING AND CARE N CAUTION Turn off the electrical breaker Before cleaning the air conditioner be sure to turn it off and disconnect the power supply Be sure the intake filter Fig 4 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 Place fingers in grids on the front of the intake filters and lift up 2 Clean the intake filters Remove the dust from the intake filters by vacuuming or washing them After washing allow the intake filters to dry thoroughly in an area protected from sunlight Dust can be cleaned from the intake filters either with a vacuum cleaner or by washing the filters in a solution of mild detergent and warm water If you wash the filters be sure to allow them to dry thoroughly in a shady place before reinstalling
24. ff at which time the air conditioner automatically turns off SLEEP timer setting SLEEP timer setting Set time 30 minutes Set time MANUAL AUTO OPERATION Use the MANUAL AUTO operation in the event the remote control unit is lost or otherwise unavailable How To Use the Main Unit Controls A CAUTION Do not press the MANUAL AUTO button with Press the MANUAL AUTO button Fig 2 2 on the main unit wet hands or pointed objects otherwise an electric shock or malfunction may occur control panel To stop operation press the MANUAL AUTO button once again When the air conditioner is operated with the controls on the Main unit it will operate under the same mode as the AUTO mode selected on the re mote control unit see page 7 The fan speed selected will be AUTO and the thermostat setting will be 76 F 10 ADJUSTING THE DIRECTION OF AIR CIRCULATION Instructions relating to heating are applicable only to HEAT amp 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 N DANGER Never place fingers or foreign objects inside Press the AIR FLOW DIRECTION VERTICAL
25. his unit for any purposes other than the Cooling Heating Dehumidifying and air circulation of rooms in ordinary dwellings FUJITSU FUJITSU GENERAL LIMITED 1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan
26. o not operate the air conditioner with wet hands Do not pull power supply cord Turn off power source when not using the unit for extended periods Always turn off the electrical breaker or disconnect the power supply plug whenever cleaning the air conditioner or the air filter Connection valves become hot during Heating handle with care Check the condition of the installation stand for damage Do not place animals or plants in the direct path of the air flow Do not drink the water drained from the air conditioner Do not use in applications involving the storage of foods plants or animals precision equipment or art works Do not apply any heavy pressure to radiator fins Operate only with air filters installed Do not block or cover the intake grille and outlet port Ensure that any electronic equipment is at least one metre away from either the in door or outdoor units Avoid installing the air conditioner near a fireplace or other heating apparatus When installing the indoor and outdoor units take precautions to prevent access by infants Do not use inflammable gases near the air conditioner Whenrestarting the air conditioner after a long period of disuse turn the power switch on at least 12 hours before starting the unit When cleaning the heat exchanger do not get any water liquid detergent etc on the electronic air clean filter The filter may be damaged FEATURES
27. ode automatically selected by the unit is not what you wish see page 6 and select one of the mode operation COOL DRY FAN Setting temperature AUTO AUTO CHANGEOVER HEAT amp COOL MODEL Reverse cycle When AUTO CHANGEOVER operation is selected the air conditioner selects the appropriate operation mode Cooling or Heating in response to your room s temperature When AUTO CHANGEOVER operation first selected the fan will operate at very low speed for about one minute during which time the unit detects the room conditions and selects the proper operating mode When the air conditioner has adjusted your room s temperature to near the ther mostat setting it will begin monitor operation In the monitor operation mode the fan will operate at low speed If the room temperature subsequently changes the air conditioner will once again select the appropriate operation Heating Cool ing to adjust the temperature to the value set in the thermostat The monitor operation range is 4 F relative to the thermostat setting If the mode automatically selected by the unit is not what you wish see page 6 and select one of the mode operation HEAT COOL DRY FAN Heating Use to warm your room When Heating mode is selected the air conditioner will operate at very low fan speed for about 3 to 5 minutes after which it will switch to the selected fan set ting This period of time is provided to allow the indoor
28. ons Fig 6 93 to adjust the de sired OFF time or ON time Set the time while the time display is flashing the flashing will continue for about five seconds CO button Press to advance the time button Press to reverse the time About five seconds later the entire display will reappear To Use the PROGRAM timer To Cancel the Timer Use the TIMER button to select TIMER RESET The air conditioner will return to normal operation To Change the Timer Settings Perform steps 2 and 3 To Stop Air Conditioner Operation while the Timer is Operating Press the START STOP button To Change Operating Conditions If you wish to change the operating conditions Mode Fan Speed Thermostat Setting after making the timer setting wait until the entire display reappears then press the appropriate buttons to change the operating condition desired 1 2 While the air conditioner is operating or stopped press the TIMER button Fig 6 Both the indoor unit s OPERATION indicator lamp green or red Fig 3 and the TIMER indicator lamp yellow Fig 3 will light Set the desired times for OFF timer and ON timer See the section To Use the ON timer or OFF timer to set the desired mode and times About three seconds later the entire display will reappear The indoor unit s TIMER indicator lamp yellow Fig 3 will light Press the TIMER button Fig 6
29. ould fall off and cause damage or injury You 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 collection unit and the heat exchanger The display section for the air clean indicator will flash when it is time for the periodic cleaning of the dust collection unit When the flashing of the display section for the air clean indicator is slow approximately 1 flash every 7 seconds This will flash after approximately 400 hours of operation Cleaning of the dust collection unit as soon as possible is recommended When the flashing of the display section for the air clean indicator is fast approximately 1 flash every 3 seconds This will flash after approximately 500 hours of operation Stop the air cleaning operation and clean the dust collection unit As a guideline clean every 6 months If unusual sounds like the rushing of air or popping are heard clean the dust collection unit as quickly as possible 0 If the air cleaning check function is operating open the intake grille and press the MANUAL AUTO button Removing the dust collection unit Cleaning the dust collection unit 1 Use the remote controller to stop opera Wash with water and dry tion and turn off the power supply D Soak the dust collection unit in warm water 100 to 115 F for 10 to 15 minutes If the dust collection unit 2 Open the
30. re ceived during normal operation the unit will switch to the test operation mode and the indoor unit s OPERATION and TIMER indicator lamps will flash simultaneously Tostopthetest operation mode press the START STOP button to stop the air condi tioner r 6 Remote Control Unit Display Fig 8 4 Transmit Indicator G3 Clock Display G3 Operating Mode Display Timer Mode Display 6 Fan Speed Display G Temperature Set Display G9 Timer Set Indicator G9 Temperature Set Indicator PREPARATION Load Batteries RO3 LRO3 x 2 1 Press and slide the battery compartment lid on the re verse side to open it Slide in the direction of the arrow while pressing the V mark 2 Insert batteries Be sure to align the battery polarities 5 correctly Set the Current time 1 Press the TIME ADJUST button Fig 6 63 Use the tip of a ball point pen or other small object to press the button 2 Use the SET TIME buttons Fig 6 9 to adjust the clock to the current time CO button Press to advance the time button Press to reverse the time Each time the buttons are pressed the time will be advanced reversed in one minute increments hold the buttons depressed to change the time quickly in ten minute increments 3 Press the TIME ADJUST button again This completes the time setting and starts the clock To Use the Remote Control Unit
31. right side intake grille and re is extremely dirty extremely dilute a mild synthetic We pa laundry detergent low alkalinity or isotope detergent move the air filter Refer to page 13 to 15 times the standard concentration and allow the a dust collection unit to soak in it 3 Remove the dust collection unit Q Gently move up and down and to the right and left A soft sponge can also be used to wipe the rear sur face Rinse with clean water Shake the dust collection unit to drain off the water If the dust collection unit is extremely dirty repeat Steps through two or three more times Place the dust collection unit in the shade and allow it to dry completely eG Grasp the handle of the dust collection unit Pull up to remove shown as direction A Only use a mild synthetic laundry detergent low alka linity or isotope detergent Never disassemble the dust collection unit Never soak the dust collection unit in hot water Never wipe the dust collection unit with a scrub brush or other hard or abrasive items This will damage the honey comb filter Never insert a brush into the inside of dust collection unit for washing This will damage the internal parts and cause malfunctioning of the air cleaning unit Never use dryer or other device to blow hot air on the dust collection unit This will cause deformation or other damage 14 CLEANING THE ELECTRONIC AIR
32. rted in the frame If the dust collection unit is not properly mounted the air cleaning operation will stop 15 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 Selecting the Remote Control Unit Signal Code Use the following steps to select the signal code of the remote control unit Note that the air conditioner cannot receive a signal code if the air conditioner has not been set for the signal code 1 Press the START STOP button Fig 6 until only the clock is displayed on the remote control unit display 2 Press the MASTER CONTROL button Fig 6 8 for at least five seconds to display the current signal code initially set to H 3 Press the buttons ie 6 9 to change the signal code between H h d Match the code on the dis play to the air conditioner signal code 4 Press the MASTER CONTROL button again to return to the clock display The signal code will be changed To operate only one of multiple air conditioners CLOCK PM nra c MASTER ser
33. ser CONTROL TEMP TIME FAN CONTROL A ZE A SE MASTER str set FAN CONTROL TEMP TIME CO E v CONTROL ET SWING SET A c on MASTER ser sev CONTROL TEMP TIME FAN CONTROL A A display In this case start again from step 1 If no buttons are pressed within 30 seconds after the signal code is displayed the system returns to the original clock The air conditioner signal code is set to A prior to shipment Contact your retailer to change the signal code code which operates the air conditioner The remote control unit resets to signal code A when the batteries in the remote control unit are replaced If you use a signal code other than signal code A reset the signal code after replacing the batteries If you do not know the air conditioner signal code setting try each of the signal codes iH Q zb unt il you find the 16 TROUBLESHOOTING Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle N WARNING 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 s power switch will not completely disconnect the unit from the power source Always be sure to turn off
34. transition from OFF timer to ON timer or from ON timer to OFF timer within a twenty four hour period The first timer function to operate will be the one set near est to the current time The order of operation is indi cated by the arrow in the remote control unit s display OFF ON or OFF ON One example of PROGRAM timer use might be to have the air conditioner automatically stop OFF timer after you go to sleep then start ON timer automatically in the morning before you rise comfortable temperature by the set time as a result the unit automatically begins operation before the set time so that the room reaches the desired temperature by the time set on the timer The hotter it is in summer or the colder it is in winter the earlier that operation will begin During Heating Operation from 45 to 10 minutes be fore set time During Cooling Dry Operation from 20 to 10 minutes be fore set time During Fan Operation at the set time 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 To Cancel the Timer Use the TIMER button to select TIMER While the air conditioner is operating or stopped press the TIMER button Fig 6 RESET Both the indoor unit s OPERATION indicator lamp green or red Fig 3 and the The air conditioner will return
35. unit to warm up before beginning full operation When the room temperature is very low frost may form on the outside unit and its performance may be reduced In order to remove such frost the unit will automatically enter the defrost cycle from time to time During Automatic De frosting operation the OPERATION indicator lamp red will flash and the heat operation will be interrupted Cooling Use to cool your room Dry Use for gently cooling while dehumidifying your room You cannot heat the room during Dry mode During Dry mode the unit will operate at low speed in order to adjust room humidity the indoor unit s fan may stop from time to time Also the fan may operate at very low speed when detecting room humidity The fan speed cannot be changed manually when Dry mode has been selected Fan Use to circulate the air throughout your room During Heating mode Set the thermostat to a temperature set ting that is higher than the current room temperature The Heating mode will not operate if the thermostat is set lower than the actual room temperature During Cooling Dry mode Set the thermostat to a temperature set ting that is lower than the current room temperature The Cooling and Dry modes will not operate if the thermostat is set higher than the actual room temperature in Cooling mode the fan alone will oper ate During Fan mode You can not use the unit to heat and cool yo
36. ur room AIR CLEANING OPERATION Use this function to remove airborne impurities such as dust tobacco smoke and pollen and clean the air of the room 0 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 one of the following AUTO COOL HEAT DRY or FAN Refer to pages 6 and 7 for information about starting these operations MASTER scr CONTROL DME The air clean indicator lamp will light up OD 2 Press the AIR CLEAN button Fig 6 Deer Come TY Stopping air cleaning operation CCD 1 Press the AIR CLEAN button The air clean indicator lamp will go out This will not stop the main op eration of the air conditioner 2 Press the START STOP button Fig 6 G3 The OPERATION indicator lamp green or red will go out Air cleaning During operation the unit produces a small amount of ozone that can be smelled When this unit is used in combination with the ultrasonic humidifier white particles may become attached to the dust collection unit If this happens clean the dust collection unit as soon as possible Refer to page 14 The air cleaning unit cannot remove gases such as carbon monoxide and alcohol from the air During operation ventilate the room often to prevent asphyxiation or suffocation
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