Fujitsu CONCEALED CEILING TYPE User's Manual
Contents
1. monitor operation range is 4 F relative to the thermostat setting Fan speed AUTO Heating The fan will stop or operate at a very low speed if the temperature of the airflow from the indoor unit is lower than the set temperature Cooling As the room temperature approaches that of the set temperature the fan speed becomes slower Fan The fan alternately turns on and off when on the fan runs at the low fan speed OM_9373117063 en indd Sec1 8 AUTO restart 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 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 turn off the circuit breaker turn it on again and then use the remote controller to resume operation Heating performance 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 insufficient heating performance is being produced we recommend 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 result2. 2 seconds or more to set the day SU SU MO TU WE TH FR SA E jS NND ee AM OO LILI nnn e 3 6 9 12 15 18 21 ex The DAY OFF is set for Monday O 7 O 7 HII 3691 FE NOTES MO TU WE TH FR SA AM OO LL To cancel R DELETE e Press the DELETE button to cancel the timer mode The timer mode can also be canceled by changing the timer mode using the TIMER MODE button time 7 00 A M 7 00 18 00 2 The earliest OFF time you can set is 30 minutes after the ON time 3 The OFF time can be carried over to the next day 4 Even if the timer operation is set the timer indicator lamp of the indoor unit does not light up The timer indicator lamp is used for wireless remote controllers only SET al DAY ol DAY OF 4 Press the SET button for 2 seconds or more to complete the DAY OFF setting Press the DAY DAY OFF button for 2 seconds or more to set the DAY OFF mark Indicates the DAY OFF To cancel Follow the same procedures as those for setup I 2 15 18 21 1 The DAY OFF setting is only available for days for which weekly settings already exist 2 If the operating time carries over to the next day during a next day setting the effective DAY OFF range will be set as shown below Normal DAY OFF ON OFF ON OFF WEEKLY WEEKLY Preceding day Setting day Next day Next day setting DAY OFF ON
3. Always be sure to turn off the electrical breaker to ensure that power is completely off Before requesting service perform the following checks sm mm perte NORMAL Doesn t operate imme f the unit is stopped and then immediately started again the FUNCTION diately compressor will not operate for about 3 minutes in order to prevent fuse blowouts Whenever the electrical breaker is turned off then on again the protection 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 Heating operation a sizzling sound may be heard occasionally This sound is produced by the Automatic Defrosting operation 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 During Cooling a thin mist may be seen emitted from the indoor emitted 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 th
4. SET BACK timer settings To start To cancel C amp SET BACK C amp SET BACK DELETE 2 ex Display during SET BACK timer operation The operating time will not be displayed Press the SET BACK button and then press the DELETE Press the SET BACK button The SET BACK confirmation button while the SET BACK confirmation display is dis display appears for 5 seconds and then the timer starts played Even if the SET BACK button is pressed again the automatically SET BACK timer will be cancelled FE NOTES 1 The SET BACK timer only changes the set temperature it cannot be used to start or stop air conditioner operation 2 The SET BACK timer can be set to operate up to two times per day but only one temperature setting can be used 3 The SET BACK timer can be used together with the ON OFF and weekly timer functions 4 The SET BACK operating time is displayed only in the SET BACK confirmation display Refer to step 1 for the SET BACK confirmation display En 7 9 10 07 5 16 18 PM SELF DIAGNOSIS When the error indication E EE is displayed inspection of the air conditioning system is necessary Please consult authorized service personnel 1 Stop the air conditioner operation SU MO TU WE TH FR SA ex Error display Faulty unit number remote controller address Error code SU MO Tl WE Tiji FR SA Mens ex Self diagnosis check Press the SE
5. in the same way 5 G SET To delete the operating time eJ DELETE al Repeat steps 3 and 4to Press the SET button for 2 If the DELETE button is pressed during steps 3 or 4 the set the weekly timer for seconds or more to com operating time for the selected day will be deleted another day of the week plete the weekly timer set If all the days are selected the operating times for all of the tings days will be deleted En 5 _ OM_9373117063 en indd Sec1 5 e 9 10 07 5 16 11 PM mM WEEKLY TIMER To start cancel the WEEKLY timer operation To start SU TU WE TH FR SA i m ee ee AM 1 971011 D T F Li LUIM nin CLOCK ADJ 9 12 15 18 21 UL e 3 6 9 12 15 18 21 When the weekly timer is selected the timer starts automatically ex Operating 6 00 P M The operating time for the current day is displayed FE NOTES 1 PRECAUTIONS DURING WEEKLY TIMER SETUP Setup is not possible in the following cases so amend the time Be sure to set the ON time first then the OFF time If either the ON time or the OFF time is not set correctly the timer will not operate properly The WEEKLY 2 settings cannot be set earlier than the WEEKLY 1 settings The WEEKLY 1 and WEEKLY 2 time spans cannot overlap To set the DAY OFF for a holiday SET a DAY al DAY OF Select the day to set the DAY OFF During the weekly timer press the SET button for
6. performed are most likely to result in the death of or serious injury to the user or service personnel N DANGER This mark indicates procedures which if improperly performed might lead to the death or serious injury of the user N WARNING This mark indicates procedures which if improperly performed might possibly result in personal harm to the user or damage to property N CAUTION N DANGER Do not attempt to install this air conditioner by yourself This unit contains no user serviceable parts Always consult authorized service personnel for repairs When moving consult authorized service personnel for disconnection and installation of the unit Do notbecome 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 and so on In the event of a malfunction burning smell etc immediately stop operation turn off the electrical breaker and consult authorized service personnel N CAUTION Provide occasional ventilation during use Do not direct air flow at fireplaces or heating apparatus Do not climb on or place objects on the air conditioner Do not expose the air conditioner directly to water Do not operate the air conditioner with wet hands Turn off power source w
7. that some time may be required after first starting the air conditioner until the room is heated En 8 9 10 07 5 16 14 PM OPERATING TIPS e The energy conservation mode ENERGY SAVE raises the set temperature slightly in the cooling mode and lowers the set temperature in the heating mode to economically control the operation of the unit If you press the ENERGY SAVE button while the unit is in the timer mode the unit will go into the conservation mode when the unit starts with the timer If you turn off the air conditioner while in the conservation mode the mode will be shut off The temperature set on the remote controller will not change if the energy save mode is used During cooling operation When the ENERGY SAVE is pressed the thermostat setting is automatically raised 2 F every 60 minutes until the thermostat is raised a total of 4 F During heating operation When the ENERGY SAVE is pressed the thermostat setting is automatically lowered 2 F every 30 minutes until the thermostat is lowered a total of 8 F Energy save En 9 OM_9373117063 en indd Sec1 9 Hot start for heating The indoor unit prevents cold drafts when heating operation begins The indoor unit fan will not operate or it will operate at a very low speed until the heat exchanger reaches the set temperature Defrosting for heating When the outdoor temperature is low and the humidity high frost will collect
8. 9373117063 en indd Sec1 2 e 9 10 07 5 16 09 PM OPERATION Instructions related to heating are applicable to HEAT amp COOL MODEL Reverse Cycle To start stop operation Press the START STOP button Operation lamp Air conditioner ON Lit brightly Air conditioner OFF Not lit To set the operation mode Operation mode setting Press the MASTER CONTROL button to set the operation mode AKAH If DRY is selected the fan speed will be set to AUTO e 6 86 EX AUTO COOL DRY FAN HEAT Room temperature setting Press the SET TEMPERATURE buttons to set the room temperature Temperature setting range Z A 64 to 88 F 64 to 88 F 60 to 88 F Lower Raise Fan speed setting Press the FAN CONTROL button to set the fan speed oR ay C J ED Fx Energy save setting Press the ENERGY SAVE button to start or stop the energy O ENERGY saving air conditioner operation BEN For details on th function refer to page 9 En 3 OM 9373117063 en indd Sec1 3 e 9 10 07 5 16 09 PM OM_9373117063 en indd Sec1 4 OPERATION Room temperature sensor selection G THERMO SENSOR I F EE sc PALE Press the THERMO SENSOR button to select whether the room temperature is detected at the indoor unit remote sensor or the remote controller When the TEJ thermo sensor display appears the room temperature is detected at the remote controller
9. ES TROUBLESHOOTING sm eme enhn CHECK ONCE Doesn t operate at all Has there been a power failure Has a fuse blown out or a circuit breaker been ao oo Is the timer is the timer operating 5107 to 7 Poor Cooling or Heating Is the air filter dirty performance Are the air conditioner s intake grille or outlet port blocked Did you adjust the room temperature settings thermostat correctly Is there a window or door open In the case of Cooling operation is a window allowing bright sunlight 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 If the problem persists after performing these checks or if you notice burning smells stop operation immediately turn off the electrical breaker and consult with authorized service personnel En 13 OM 9373117063 en indd Sec1 13 e 9 10 07 5 16 17 PM
10. Fi NOTES This function is locked at the factory In order to detect the room temperature correctly consult authorized service personnel when using this function If this function is locked the location where the room temperature is detected cannot be changed and the mark flashes when the THERMO SENSOR button is pushed Part lock function ON DAY Press the DAY DAY OFF button and SET button simultaneously for 2 seconds or more to activate the CLOCK ADJUST CG SET BACK E ze R DELETE SET FT LA DAY OF ON OFF TIMER part lock function and lock all of the buttons on the remote controller except the Start Stop button Set Temperature buttons Master Control button and Fan Control button Press the buttons again for 2 seconds or more to deactivate the part lock function When the part lock function is activated the mark appears If any button is pressed during the part lock the PL display flashes Instructions related to heating are applicable to HEAT amp COOL MODEL Reverse Cycle To set the ON OFF timer e EJ Press the TIMER MODE button to select the ON TIMER or OFF Gy CLOCK ADJ TIMER vede 0 DoT FF NON O ON WEEKLY STOP TIMER TIMER TIMER To cancel the timer mode SU MO TU WE TH FR SA Li 2 Hera Press the SET TIME buttons to set the time After the time is set the timer will start automatically The amount of time until the OFF timer operates
11. M DAY DAY OFF Button WiDELETE G sET AMI 9 SET BACK Button t V Aa IL gt J OE moa 3 Ox00 a Y CLOCK ADJUST 7 DAY OFF ENERGY amp THERMO AVE t OO C S e ll G C Set Time Button D DELETE Button 2 SET Button 3 Button cannot be operated Button cannot be operated 5 Operation Lamp SU Wd TU Timer and Clock Display SD Y r r om E ES 7 Operation Mode Display 7 PM Lf LELIGEe my Fan Speed Display py vmm Operation Lock Display Temperature Display 21 Defrost Display Thermo Sensor Display Energy Save Display Display panel 1 If 9 4 buttons are pressed the operation lock display flashes but the air conditioner will not respond PREPARATORY OPERATION To set the current day and time 1 9 2 DAY Press the DAY button and select the current day AC Jappears around the selected day CLOCK ADI Z DAY OF Press the TIMER MODE button for 2 SU MOJ TU WE TH FR SA seconds or more The time display on x the remote controller will flash MO TU WE TH FR SA x x OR CLOCK ADJ ex Monday 10 00 A M Press again to end Press the SET TIME buttons to set the current time Press repeatedly to adjust the current time in 1 minute increments Press and hold to adjust the current time in 10 minute increments En 2 OM_
12. OFF ON OFF WEEKLY WEEKLY Preceding day Setting day Next day 3 The DAY OFF setting can only be set one time The DAY OFF setting is cancelled automatically after the set day has passed OM_9373117063 en indd Sec1 6 En 6 9 10 07 5 16 12 PM OM_9373117063 en indd Sec1 7 e TEMPERATURE SET BACK TIMER Instructions related to heating are applicable to HEAT amp COOL MODEL Reverse Cycle To set the temperature SET BACK timer C 8 SET BACK E w 2 G SET there Is no existing al SET BACK tempera ture setting will be displayed for the temperature Press the SET BACK button to change to the SET BACK confirmation display Press the SET button for 2 The SET BACK operating time and the set temperature will be displayed seconds or more Day setting Operating time setting IU ITJ TU ELTE ERIS DAY SET SET Dr eJ I Imi 1 DAY O 1 3 6 9 12 15 1821 1 2 4 ex When setting all days together Follow steps 3 and in To set the WEEKLY timer p 6 The DELETE button is also used as described in the procedures for the weekly timer Press the SET TEMPERATURE buttons to G SET set the temperature from 48 F to 88 F SU MO TU WE TH FR SA mm s Repeat steps and SET BACK ex Operating time 3 00 10 00 P M Press the SET button for 2 temperature 15 00 22 00 seconds or more to com Normal temperature plete the temperature
13. T TEMPERATURE buttons A V simultaneously for 5 seconds or more to start the self diagnosis 3 Press the SET TEMPERATURE buttons simultaneously for 5 seconds or more to stop the self diagnosis OPERATING TIPS Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle Mode operation AUTO COOLING MODEL e 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 HEAT amp COOL MODEL Reverse Cycle Auto changeover function e When AUTO CHANGEOVER is selected the air conditioner selects the appropriate operation mode Cooling or Heating according to your room s present temperature e When AUTO CHANGEOVER is first selected the fan will stop or operate at a very low speed for about 1 minute while the unit determines the current conditions of the room and selects the proper operation mode When the room temperature is near the thermostat setting the air conditioner will begin monitor operation In the monitor operation mode the fan will stop or operate at a very low speed If the room temperature subsequently changes the air conditioner will once again select the appropriate operation Heating or Cooling to adjust the temperature to the value set in the thermostat The
14. an e LIENS l E FUJ ITSU Fhicyon w THE POWER TO CALM THE WIND OPERATING MANUAL MODE D EMPLOI MANUAL DE FUNCIONAMIENTO CONCEALED CEILING TYPE Francais KEEP THIS MANUAL FOR FUTURE REFERENCE CONSERVEZ CE MODE D EMPLOI AFIN DE POUVOIR VOUS Y R F RER ULT RIEUREMENT GUARDE ESTE MANUAL PARA PODERLO CONSULTAR EN EL FUTURO FUJITSU GENERAL LIMITED P N9373117063 NEN OM 9373117063 en indd 1 e 9 10 07 5 16 06 PM NEN Loo e CONTENTS SAFETY PRECAUTION S usseckessexizxidexkxbe upauu datu id uu audaci 1 TEMPERATURE SET BACK TIMER 7 NAME OF PARTS sisse ori retia d c rst AME ana 2 SELF DIAGNOSIS G aakonuoepuedaqiuqushiqayaskiasaqkuqakiawaaadaq 8 PREPARATORY OPERATION 2 OPERATING TIPS aus asas autaqadpiyaquskuaqaqpayaqqa aqa 8 OPERATION P 3 CARE AND MAINTENANCE 11 ON OFF TIME R ecc 4 TROUBLESHOOTING Qiu wk aaawanaaqaqhuqqws awana ahayakawqan 12 WEEKLY TIMER u au asuaka eer terre cesT 5 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 This mark indicates procedures which if improperly
15. e Automatic Defrosting operation u Air flow is stopped When Heating operation starts the fan will not operate or it will operate at a very low speed to allow the internal parts to warm up During Heating operation ifthe room temperature rises above the thermostat setting the indoor and the outdoor unit will stop If you wish to warm the room further set the thermostat to a higher setting During Heating operation the unit will temporarily stop operation between 7 and 15 minutes as the Automatic Defrosting mode operates During the Automatic Defrosting operation will be shown on the remote controller display The fan may stop or operate at a very low speed when the unit is monitoring the room s temperature Incase of Multi type unit if multiple units are operated in different operation modes as shown below the units operated afterward will stop and will be shown on the remote controller display of the stopped indoor units Heating mode and cooling mode or dry mode Heating mode and fan mode Water is produced from During Heating operation water may be produced from the outdoor the outdoor unit unit due to the Automatic Defrosting operation The room temperature sensor may be malfunctioning Please consult authorized service personnel m 7 thermo sensor display on the remote controller is flashing En 12 OM 9373117063 en indd Sec1 12 e 9 10 07 5 16 16 PM EN aa e LIN
16. festyle Ifyou discover that one or more units delivers a low level of cooling or heating during simultaneous operation we recommend that you stop simultaneous operation of the multiple units Operation cannot be done in the following different operating modes If the indoor unit is instructed to do an operating mode that it cannot perform EZ will be shown on the remote controller display and the unit will go into the standby mode Heating mode and cooling mode or dry mode Heating mode and fan mode Instructions relating to heating are applicable only to HEAT amp COOL MODEL Reverse Cycle e During use of the heating mode the outdoor unit will occasionally commence the defrost operation for brief periods During the defrosting operation if the user sets the indoor unit for heating again the defrosting mode will continue and the heating operation will begin after completion of defrosting with the result that some time may be required before warm air is emitted OM_9373117063 en indd Sec1 10 During use of the heating mode the top of the indoor unit may become warm but this is due to the fact that coolant is circulated through the indoor unit even when it is stopped it is not a malfunction En 10 9 10 07 5 16 15 PM CARE AND MAINTENANCE CAUTION Before cleaning the unit be sure to stop the unit and power supply Turn off the electrical breaker Cleaning the air filter If di
17. g efficiency will Cooling mode and fan mode be less than when a single indoor unit is used alone Dry mode and fan mode Accordingly when you wish to use more than one indoor The operating mode heating mode or cooling dry mode unit for cooling at the same time the use should be of the outdoor unit will be determined by the operating concentrated at night and other times when less output mode of the indoor unit that was operated first is required In the same way when multiple units are If the indoor unit was started in fan mode the operating used simultaneously for heating itis recommended that mode of the outdoor unit will not be determined they be used in conjunction with other auxiliary space For example if indoor unit A was started in fan mode heaters as required and then indoor unit B was then operated in heating Seasonal and outdoor temperature conditions the mode indoor unit A would temporarily start operation structure of the rooms and the number of persons present in fan mode but when indoor unit B started operating may also result in differences of operating efficiency in heating mode will be shown on the remote We recommend that you try various operating patterns controller display and it would go into standby mode in order to confirm the level of heating and cooling Indoor unit B would continue to operate in heating output provided by your units and use the units in the mode way that best matches your family s li
18. hen not using the unit for extended periods Always turn off the electrical breaker whenever cleaning the air conditioner or changing 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 When restarting after a long period of disuse in the winter turn the power switch on at least 12 hours before starting the unit 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 indoor 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 En 1 OM 9373117063 en indd Sec1 1 e 9 10 07 5 16 08 PM NAME OF PARTS 1 Start Stop Button 2 Set Temperature Button ESTE 8 Master Control Button 57 BM ILLIC SES IFI mw lol pp mmm 5 e 4 Fan Control Button 5 THERMO SENSOR Button 6 ENERGY SAVE Button 7 Timer Mode CLOCK ADJUST Button OXESETBRK E
19. on the outdoor unit reducing heater efficiency When this happens the computer will automatically start the defrost cycle During the defrost cycle the indoor fan will shutdown and will be displayed on the remote controller It will take anywhere from 4 to 15 minutes before the air conditioner starts up again Group Control One remote controller can control up to 16 air conditioners All of the air conditioners will be operated with the same settings Dual Remote Controllers optional An additional remove controller can be added up to the maximum of two remote controllers Either remote controller can control the air conditioner However the timer functions cannot be used at the slave unit 9 10 07 5 16 14 PM OPERATING TIPS 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 The indoor units may be operated simultaneously in accordance with their respective output Simultaneous Use of Multiple Units Instructions relating to inverter are applicable only to INVERTER MODEL When using a multi type air conditioner the multiple Operation can be done in the following different indoor units can be operated simultaneously but when operating modes two or more indoor units of the same group are operated Cooling mode and dry mode simultaneously the heating and coolin
20. rt is allowed to collect in the air filter the airflow will be reduced leading to reduced performance and increased operation noise Be sure to clean the filters regularly How to cleaning Use a vacuum cleaner to remove dust and dirt from the air filter or wash in a synthetic detergent After washing dry in a shaded place then reinstall 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 personnel When cleaning the unit s body do not use water hotter than 104 F harsh abrasive cleansers or volatile agents like benzene or thinner Do not expose the unit body to liquid insecticides or hairspray If the unit will not be operated for a period of one month or more be sure to allow the inner parts of the unit to dry thoroughly in advance by operating the unit in fan mode for half a day En 11 OM_9373117063 en indd Sec1 11 e 9 10 07 5 16 16 PM TROUBLESHOOTING Instructions relating to heating are applicable only to HEAT amp 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
21. that is displayed on the timer display decreases as time passes ex OFF timer set for 6 hours R DELETE Press the DELETE button to cancel the timer mode The timer mode can also be canceled by changing the timer mode using the TIMER MODE button En 4 9 10 07 5 16 10 PM WEEKLY TIMER Instructions related to heating are applicable to HEAT amp COOL MODEL Reverse Cycle To set the WEEKLY timer 1 ON SU MO TU WE TH FR SA SET 8 CLOCK ADJ 3 6 9 12 15 18 21 Press the TIMER MODE button to select the weekly timer Press the SET button for 2 seconds or more 3 Day of the week setting i DAY SET ALL SU MO TU WE TH FH SA J L sw Z DAY ON 1 2 SU MO TU WE TH FR SA Press the DAY button to select the day of the week and then press the ezb 7 7 SET button to confirm the setting For ALL all of the days can be set together when a __ appears around each day 4 Time setting When the operating time is set the Gi SET Em mark appears e 3 6 9 12 15 1821 em P NEG O7 gt ey ELE MHI ON 1 OFF 1 ON 2 OFF 2 e 3 6 9 12 15 1821 DH DH ex The timer is set for 7 00 A M 6 00 PM 7 00 18 00 Press the SET TIME buttons to set the ON time in 30 minute increments then press the SET button to proceed to the OFF time setting Set the OFF time in the same way If necessary set the second weekly timer settings
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