Daikin FDKS35CVMB Especificações

D-Series[Applied Models]zInverter Multi : Cooling OnlyzInverter Multi : Heat Pump Inverter Multi for 2 RoomsSiBE 12 - 519

SiBE12-519List of Functions 1Part 1List of Functions1. Cooling Only...

SiBE12-519 InstructionSystem Configuration 912.6 Adjusting the Air Flow DirectionFTK(X)S20/25/35DAdjusting the Air Flow DirectionYou can adjust the ai

Instruction SiBE12-51992 System ConfigurationTo start COMFORT AIRFLOW operation3. Press “COMFORT AIRFLOW button”.The flap position will change, preve

SiBE12-519 InstructionSystem Configuration 93FTK(X)S20/25/35CAdjusting the Air Flow DirectionYou can adjust the air flow direction to increase your co

Instruction SiBE12-51994 System Configuration To adjust the vertical blades (louvres)Hold the knob and move the louvres.(You will find a knob on the l

SiBE12-519 InstructionSystem Configuration 95FLK(X)S25/35Adjusting the Air Flow DirectionYou can adjust the air flow direction to increase your com-fo

Instruction SiBE12-51996 System Configuration To adjust the vertical blades (louvres)• When adjusting the louvre, use a robust and stable stool and w

SiBE12-519 InstructionSystem Configuration 972.7 POWERFUL OperationPOWERFUL OperationPOWERFUL operation quickly maximizes the cooling (heating) effect

Instruction SiBE12-51998 System Configuration2.8 OUTDOOR UNIT SILENT OperationOUTDOOR UNIT SILENT OperationOUTDOOR UNIT SILENT operation lowers the n

SiBE12-519 InstructionSystem Configuration 992.9 ECONO OperationECONO OperationECONO operation is a function which enables efficient operation by lowe

Instruction SiBE12-519100 System Configuration2.10 HOME LEAVE OperationHOME LEAVE OperationHOME LEAVE operation is a function which allows you to reco

Cooling Only SiBE12-5192 List of Functions1. Cooling OnlyCategory FunctionsFTKS20-35D(2)VMW(L)(9)FTKS20-35CVMB(9)(8)Category FunctionsFTKS20-35D(2)VMW

SiBE12-519 InstructionSystem Configuration 101What’s the HOME LEAVE operationIs there a set temperature and air flow rate which is most comfortable,

Instruction SiBE12-519102 System Configuration2.11 INTELLIGENT EYE OperationFTK(X)S20/25/35DINTELLIGENT EYE Operation“INTELLIGENT EYE” is the infrared

SiBE12-519 InstructionSystem Configuration 103INTELLIGENT EYE Operation“INTELLIGENT EYE” is useful for Energy SavingNotes on “INTELLIGENT EYE”CAUTION

Instruction SiBE12-519104 System ConfigurationFTK(X)S20/25/35CINTELLIGENT EYE Operation“INTELLIGENT EYE” is the infrared sensor which detects the huma

SiBE12-519 InstructionSystem Configuration 105 To adjust the angle of the INTELLIGENT EYE sensor• You can adjust the angle of the INTELLIGENT EYE sens

Instruction SiBE12-519106 System Configuration2.12 TIMER OperationTIMER OperationTimer functions are useful for automatically switching the air condit

SiBE12-519 InstructionSystem Configuration 107 To use ON TIMER operation• Check that the clock is correct. If not, set the clock to the present time.

Instruction SiBE12-519108 System Configuration2.13 Note for Multi SystemNote for Multi System〈〈 〈〈 〈〈 〈〈 What is a “Multi System”? 〉〉〉〉〉〉〉〉This system

SiBE12-519 InstructionSystem Configuration 109 Priority Room SettingThe Priority Room Setting requires initial programming during installation. Please

Instruction SiBE12-519110 System Configuration2.14 Care and CleaningFTK(X)S20/25/35DCare and CleaningCAUTION Indoor unit, Outdoor unit and Remote co

SiBE12-519 Cooling OnlyList of Functions 3Category FunctionsFDKS25·35CVMBFLKS25·35BVMB2MKS40DVMBCategory FunctionsFDKS25·35CVMBFLKS25·35BVMB2MKS40DVMB

SiBE12-519 InstructionSystem Configuration 1111. Open the front panel. 2. Pull out the air filters.•Push a little upwards the tab at the center of eac

Instruction SiBE12-519112 System ConfigurationNOTECheckBefore a long idle period1. Operate the “FAN only” for several hours on a fine day to dry out t

SiBE12-519 InstructionSystem Configuration 113FTK(X)S20/25/35CCare and CleaningCAUTION Indoor unit, Outdoor unit and Remote controller1. Wipe them w

Instruction SiBE12-519114 System Configuration1. Open the front grille. 2. Pull out the air filters.•Push a little upwards the tab at the center of e

SiBE12-519 InstructionSystem Configuration 115Check Before a long idle period1. Operate the “FAN only” for several hours on a fine day to dry out the

Instruction SiBE12-519116 System ConfigurationFDK(X)S25/35CCARECare and CleaningCAUTION Cleaning the air filter.1.Removing the air filter.• Rear suc

SiBE12-519 InstructionSystem Configuration 117 Cleaning the drain pan•Clean the drain pan periodically, or drain piping may be clogged with dust and m

Instruction SiBE12-519118 System ConfigurationFLK(X)S25/35Care and CleaningCAUTION Indoor unit, Outdoor unit and Remote controller1. Wipe them with

SiBE12-519 InstructionSystem Configuration 1191. Open the front grille.2. Pull out the air filters.• Push upwards the tab at the center of each air f

Instruction SiBE12-519120 System ConfigurationCheck Before a long idle period1. Operate the “fan only” for several hours on a fine day to dry out the

Heat Pump SiBE12-5194 List of Functions2. Heat PumpCategory FunctionsFTXS20-35D(2)VMW(L)(9)FTXS20-35CVMB(9)(8)Category FunctionsFTXS20-35D(2)VMW(L)(9)

SiBE12-519 InstructionSystem Configuration 1212.15 TroubleshootingTrouble ShootingThe following cases are not air conditioner troubles but have some r

Instruction SiBE12-519122 System ConfigurationPlease check again before calling a repair person.Check again.Case CheckThe air conditioner does not ope

SiBE12-519 InstructionSystem Configuration 123WARNING When an abnormality (such as a burning smell) occurs, stop operation and turn the breaker OFF

Instruction SiBE12-519124 System ConfigurationFAULT DIAGNOSIS BY REMOTE CONTROLLERIn the ARC433A series, the temperature display sections on the main

SiBE12-519 InstructionSystem Configuration 125LED ON OUTDOOR UNIT PCB 3MXS, 3MKS, 4MXS, 4MKS seriesLED ON OUTDOOR UNIT PCB 2MXS, 2MKS series

Instruction SiBE12-519126 System Configuration

SiBE12-519Service Diagnosis 127Part 6Service Diagnosis1. Caution for Diagnosis...

Caution for Diagnosis SiBE12-519128 Service Diagnosis1. Caution for DiagnosisThe operation lamp flashes when any of the following errors is detected.1

SiBE12-519 Caution for DiagnosisService Diagnosis 129Caution: Operation stops suddenly. (Operation lamp blinks.)Cause of above trouble could be "

Problem Symptoms and Measures SiBE12-519130 Service Diagnosis2. Problem Symptoms and MeasuresSymptom Check Item Details of Measure Reference Page None

SiBE12-519 Heat PumpList of Functions 5Category FunctionsFDXS25·35CVMBFLXS25·35BVMB2MXS40DVMBCategory FunctionsFDXS25·35CVMBFLXS25·35BVMB2MXS40DVMBBas

SiBE12-519 Service Check FunctionService Diagnosis 1313. Service Check FunctionIn the ARC433A series remote controller, the temperature display sectio

Service Check Function SiBE12-519132 Service DiagnosisCheck Method 2 1. Enter the diagnosis mode.Press the 3 buttons (TEMP,TEMP, MODE) simultaneousl

SiBE12-519 Service Check FunctionService Diagnosis 1335. Press the TEMP button.Press TEMP or TEMP and change the digit until you hear the sound of “

Troubleshooting SiBE12-519134 Service Diagnosis4. Troubleshooting4.1 Error Codes and Description: Displayed only when system-down occurs.Code Indicat

SiBE12-519 TroubleshootingService Diagnosis 1354.2 Indoor Unit PCB AbnormalityRemote Controller DisplayA1Method of Malfunction DetectionEvaluation of

Troubleshooting SiBE12-519136 Service Diagnosis4.3 Freeze-up Protection Control or High Pressure ControlRemote Controller DisplayA5Method of Malfuncti

SiBE12-519 TroubleshootingService Diagnosis 137TroubleshootingCheck No.06Refer to P.173NONONOCheck No. 06Indoor unit heat exchanger thermistor checkCh

Troubleshooting SiBE12-519138 Service Diagnosis4.4 Fan Motor or Related Abnormality4.4.1 AC MotorRemote Controller DisplayA6Method of Malfunction Dete

SiBE12-519 TroubleshootingService Diagnosis 1394.4.2 DC MotorRemote Controller DisplayA6Method of Malfunction DetectionThe rotation speed detected by

Troubleshooting SiBE12-519140 Service DiagnosisTroubleshootingCheck No.01Refer to P.170Replace fan motor.Replace indoor unit PCB.Replace indoor unit P

Heat Pump SiBE12-5196 List of Functions

SiBE12-519 TroubleshootingService Diagnosis 1414.5 Thermistor or Related Abnormality (Indoor Unit)Remote Controller DisplayC4, C9 Method of Malfunctio

Troubleshooting SiBE12-519142 Service Diagnosis4.6 Freeze-up Protection ControlRemote Controller DisplayA5Method of Malfunction DetectionIndoor unit i

SiBE12-519 TroubleshootingService Diagnosis 143TroubleshootingCheck No.04Refer to P.171Check No.06Refer to P.173Check the wiring and piping.Check No.

Troubleshooting SiBE12-519144 Service Diagnosis4.7 OL Activation (Compressor Overload)Remote Controller DisplayE5Method of Malfunction DetectionA comp

SiBE12-519 TroubleshootingService Diagnosis 1454.8 Compressor LockRemote Controller DisplayE6Method of Malfunction DetectionA compressor lock is detec

Troubleshooting SiBE12-519146 Service Diagnosis4.9 DC Fan LockRemote Controller DisplayE7Method of Malfunction DetectionA fan motor or related error i

SiBE12-519 TroubleshootingService Diagnosis 1474.10 Input Over Current DetectionRemote Controller DisplayE8Method of Malfunction DetectionAn input ove

Troubleshooting SiBE12-519148 Service DiagnosisTroubleshootingCheck No.07Refer to P.174Check No.08Refer to P.175Check No.14Refer to P.177Note: If the

SiBE12-519 TroubleshootingService Diagnosis 1494.11 Four Way Valve AbnormalityRemote Controller DisplayEAMethod of Malfunction DetectionThe liquid pip

Troubleshooting SiBE12-519150 Service DiagnosisTroubleshootingCheck No.05Refer to P.172Check No.06Refer to P.173Check No.11Refer to P.176Correct.Recon

SiBE12-519Specifications 7Part 2Specifications1. Cooling Only...

SiBE12-519 TroubleshootingService Diagnosis 1514.12 Discharge Pipe Temperature ControlRemote Controller DisplayF3Method of Malfunction DetectionThe di

Troubleshooting SiBE12-519152 Service Diagnosis4.13 High Pressure Control in CoolingRemote Controller DisplayF6Method of Malfunction DetectionHigh-pre

SiBE12-519 TroubleshootingService Diagnosis 153TroubleshootingCheck No.04Refer to P.171Check No.06Refer to P.173Check No.07Refer to P.174Check No.09Re

Troubleshooting SiBE12-519154 Service Diagnosis4.14 Position Sensor AbnormalityRemote Controller DisplayH6Method of Malfunction DetectionA compressor

SiBE12-519 TroubleshootingService Diagnosis 1554.15 CT or Related AbnormalityRemote Controller DisplayH8Method of Malfunction DetectionA CT or related

Troubleshooting SiBE12-519156 Service DiagnosisTroubleshootingCheck No.12Refer to P.176Note: If the model doesn't have SPM, replace the outdoor u

SiBE12-519 TroubleshootingService Diagnosis 1574.16 Thermistor or Related Abnormality (Outdoor Unit)Remote Controller DisplayP4,J3,J6,J8,J9,H9Method o

Troubleshooting SiBE12-519158 Service DiagnosisTroubleshootingCheck No.06Refer to P.173P4 : Radiation fin thermistorJ3 : Discharge pipe thermistorJ6 :

SiBE12-519 TroubleshootingService Diagnosis 1594.17 Electrical Box Temperature RiseRemote Controller DisplayL3Method of Malfunction DetectionAn electr

Troubleshooting SiBE12-519160 Service DiagnosisTroubleshootingCheck No.06Refer to P.173Check No.07Refer to P.174Check No.09Refer to P.175Turn off the

Cooling Only SiBE12-5198 Specifications1. Cooling Only1.1 Indoor UnitsWall Mounted Type50Hz 230VModel FTKS20D(2)VMW(9) FTKS20D(2)VMLRated Capacity 2.0

SiBE12-519 TroubleshootingService Diagnosis 1614.18 Radiation Fin Temperature RiseRemote Controller DisplayL4Method of Malfunction DetectionA radiatio

Troubleshooting SiBE12-519162 Service DiagnosisTroubleshootingCheck No.06Refer to P.173Check No.07Refer to P.174Check No.09Refer to P.175Turn off the

SiBE12-519 TroubleshootingService Diagnosis 1634.19 Output Over Current DetectionRemote Controller DisplayL5Method of Malfunction DetectionAn output o

Troubleshooting SiBE12-519164 Service DiagnosisTroubleshootingCheck No.07Refer to P.174Check No.08Refer to P.175Check No.13Refer to P.177Note: If the

SiBE12-519 TroubleshootingService Diagnosis 1654.20 Insufficient GasRemote Controller DisplayU0Method of Malfunction DetectionGas shortage detection I

Troubleshooting SiBE12-519166 Service DiagnosisTroubleshootingCheck No.04Refer to P.171Check No.06Refer to P.173Reconnect in position.Open the stop va

SiBE12-519 TroubleshootingService Diagnosis 1674.21 Over-voltage DetectionRemote Controller DisplayU2Method of Malfunction DetectionAn abnormal voltag

Troubleshooting SiBE12-519168 Service Diagnosis4.22 Anti-icing Function in Other Rooms / Unspecified Voltage (between Indoor and Outdoor Units)Remote

SiBE12-519 TroubleshootingService Diagnosis 1694.23 Outdoor Unit PCB Abnormality or Signal Transmission Circuit AbnormalityRemote Controller DisplayU4

Check SiBE12-519170 Service Diagnosis5. Check5.1 How to Check5.1.1 Fan Motor Connector Output CheckCheck No.01 1. Check connector connection.2. Check

SiBE12-519 Cooling OnlySpecifications 950Hz 230VModel FTKS35D(2)VMW(9) FTKS35D(2)VMLRated Capacity 3.5kW Class 3.5kW ClassFront Panel Color White Silv

SiBE12-519 CheckService Diagnosis 1715.1.2 Electronic Expansion Valve CheckCheck No.04 Conduct the followings to check the electronic expansion valve

Check SiBE12-519172 Service Diagnosis5.1.3 Four Way Valve Performance CheckCheck No.05Turn off the power and turn it on again.Start the heating-mode r

SiBE12-519 CheckService Diagnosis 1735.1.4 Thermistor Resistance CheckCheck No.06 Remove the connectors of the thermistors on the PCB, and measure the

Check SiBE12-519174 Service Diagnosis5.1.5 Installation Condition CheckCheck No.07Installation condition checkNormalChange the position of the air dis

SiBE12-519 CheckService Diagnosis 1755.1.6 Discharge Pressure CheckCheck No.085.1.7 Outdoor Unit Fan System Check (With DC Motor)Check No.09Discharge

Check SiBE12-519176 Service Diagnosis5.1.8 Inverter Units Refrigerant System CheckCheck No.115.1.9 Capacitor Voltage CheckCheck No.12 Before this chec

SiBE12-519 CheckService Diagnosis 1775.1.10 Power Transistor CheckCheck No.13Checking the power transistorzNever touch any live parts for at least 10

Check SiBE12-519178 Service Diagnosis5.1.12 Turning Speed Pulse Input on the Outdoor Unit PCB CheckCheck No.15 <Propeller fan motor>Make sure th

SiBE12-519Removal Procedure 179Part 7 Removal Procedure1. Outdoor Unit...

Outdoor Unit SiBE12-519180 Removal Procedure1. Outdoor Unit1.1 Removal of the Panels / Fan MotorProcedure Warning Be sure to wait 10 minutes or more a

Cooling Only SiBE12-51910 Specifications50Hz 230VDuct Connected Type50Hz 230VNote:1. The operating sound is based on the rear side suction inlet and t

SiBE12-519 Outdoor UnitRemoval Procedure 181Make sure that the seven claws are fit securely when reassembling.2. Remove the top panel.1Loosen the fou

Outdoor Unit SiBE12-519182 Removal Procedure3Undo the claws and pull the front panel out towards you.The front panel has four claws.It is possible t

SiBE12-519 Outdoor UnitRemoval Procedure 1833Pull the fan motor lead wire away.4Release the four claws and remove the electrical box cover.5Unscrew th

Outdoor Unit SiBE12-519184 Removal ProcedureStepProcedure Points6Remove the propeller fan.Align mark of the propeller fan with D-cut section of the m

SiBE12-519 Outdoor UnitRemoval Procedure 1851.2 Removal of the PCBProcedure Warning Be sure to wait 10 minutes or more after turning off all power sup

Outdoor Unit SiBE12-519186 Removal Procedure4Disconnect the relaying connector for the compressor.5Disconnect the two connectors of the reactor.6Disco

SiBE12-519 Outdoor UnitRemoval Procedure 1878Disconnect the harnesses.9Loosen the screw of the terminal strip board.A thermal fuse is united with the

Outdoor Unit SiBE12-519188 Removal Procedure11Lift the PCB from the heat exchanger side, and release from the two claws.Mind that not to break the PC

SiBE12-519 Outdoor UnitRemoval Procedure 189StepProcedure Points14The illustration shows the layout of the PCB (parts side).15Loosen the two screws of

Outdoor Unit SiBE12-519190 Removal Procedure1.3 Removal of the Electrical BoxProcedure Warning Be sure to wait 10 minutes or more after turning off al

SiBE12-519Table of Contents iInverter Multi for 2 RoomsD-SerieszCooling OnlyOutdoor Unit Indoor Unit2MKS40DVMB FTKS20D(2)VMW(L)(9) FDKS25CVMBFTKS25D(2

SiBE12-519 Cooling OnlySpecifications 11Floor / Ceiling Suspended Dual Type50Hz 230VModel FLKS25BVMB FLKS35BVMBRated Capacity 2.5kW Class 3.5kW ClassF

SiBE12-519 Outdoor UnitRemoval Procedure 1914Disconnect all the connectors.As for the connectors, refer to the removal procedure of PCB.5Disconnect t

Outdoor Unit SiBE12-519192 Removal Procedure7Lift the electrical box up.8Release the wire clamp from the back side of the electrical box.9Remove the e

SiBE12-519 Outdoor UnitRemoval Procedure 1931.4 Removal of the Sound BlanketProcedure Warning Be sure to wait 10 minutes or more after turning off all

Outdoor Unit SiBE12-519194 Removal Procedure3The partition plate is fixed to the bottom frame with a claw.Lift it and pull out towards you.Fit the cl

SiBE12-519 Outdoor UnitRemoval Procedure 195StepProcedure Points7Remove the sound blanket (side-inner A).8Remove the sound blanket (side-inner B).9Rem

Outdoor Unit SiBE12-519196 Removal Procedure1.5 Removal of the ThermistorProcedure Warning Be sure to wait 10 minutes or more after turning off all po

SiBE12-519 Outdoor UnitRemoval Procedure 1971.6 Removal of the Four Way ValveProcedure Warning Be sure to wait 10 minutes or more after turning off al

Outdoor Unit SiBE12-519198 Removal ProcedureStepProcedure PointsWarningVentilate when refrigerant leaks during the work.(If refrigerant contacts fire,

SiBE12-519 Outdoor UnitRemoval Procedure 1991.7 Removal of the Electronic Expansion ValveProcedure Warning Be sure to wait 10 minutes or more after tu

Outdoor Unit SiBE12-519200 Removal Procedure1.8 Removal of the CompressorProcedure Warning Be sure to wait 10 minutes or more after turning off all po

Cooling Only SiBE12-51912 Specifications1.2 Outdoor Units50Hz 230VNote:1.See “Combination Capacity”.2. The data are based on the conditions shows in

SiBE12-519 Outdoor UnitRemoval Procedure 201StepProcedure PointsBefore working, make sure that the refrigerant is empty in the circuit.Be sure to ap

Outdoor Unit SiBE12-519202 Removal Procedure

SiBE12-519Others 203Part 8Others1. Others ...2041.1 Test

Others SiBE12-519204 Others1. Others1.1 Test Run from the Remote ControllerFor Heat pump In cooling mode, select the lowest programmable temperature;

SiBE12-519 OthersOthers 2051.2 Jumper Settings1.2.1 When Two Units are Installed in One RoomWhen two indoor units are installed in one room, the two w

Others SiBE12-519206 Others1.2.3 Adjusting the Angle of the Intelligent Eye SensorFTK(X)S20-35COnce installation of the indoor unit is complete, adju

SiBE12-519Appendix 207Part 9Appendix1. Piping Diagrams...2081.1 Indoor

Piping Diagrams SiBE12-519208 Appendix1. Piping Diagrams1.1 Indoor Units1.1.1 Wall Mounted TypeFTKS20D(2)VMW(L)(9), FTKS25D(2)VMW(L)(9) FTKS35D(2)VMW(

SiBE12-519 Piping DiagramsAppendix 2091.1.2 Duct Connected Type1.1.3 Floor / Ceiling Suspended Dual TypeFDK(X)S25CVMB, FDK(X)S35CVMBFIELD PIPINGFIELD

Piping Diagrams SiBE12-519210 Appendix1.2 Outdoor Units2MKS40DVMB2MXS40DVMBREFRIGERANT FLOWHEAT EXCHANGERTHERMISTOR (DE)BRANCHPIPEOUTDOOR UNITCOOLING7

SiBE12-519 Cooling OnlySpecifications 131.2.1 Combination CapacityWall Mounted Type D SeriesCooling [230V]50HzNote:1. Cooling capacity is based on 27°

SiBE12-519 Wiring DiagramsAppendix 2112. Wiring Diagrams2.1 Indoor Units2.1.1 Wall Mounted TypeFTKS20D(2)VMW(L)(9), FTKS25D(2)VMW(L)(9), FTKS35D(2)VMW

Wiring Diagrams SiBE12-519212 Appendix2.1.2 Duct Connected TypeFDK(X)S25CVMB, FDK(X)S35CVMB 2.1.3 Floor / Ceiling Suspended Dual TypeFLK(X)S25BVMB, FL

SiBE12-519 Wiring DiagramsAppendix 2132.2 Outdoor Units2MKS40DVMB2MXS40DVMB3D039654BPCB1 PCB2S301RED1REDZ1CWYLWVYLW3UVTRM1BLUBLU5M1CU-N+WBRNBRN(FIN)S9

Wiring Diagrams SiBE12-519214 Appendix

SiBE12-519Index i IndexNumerics3 minutes stand-by ...57AA1 ...

SiBE12-519ii IndexFF3 ...151F6 ...

SiBE12-519Index iiioutdoor unit PCB abnormality ...169OUTDOOR UNIT SILENT operation ...98output over cur

SiBE12-519iv IndexU2 ...167U4 ...

SiBE12-519Drawings & Flow Charts vDrawings & Flow ChartsAanti-icing function in other rooms ...168ARC433A ...

SiBE12-519vi Drawings & Flow ChartsFTXS25CVMB(9)(8) ...208FTXS25D(2)VMW(L)(9) ...

Heat Pump SiBE12-51914 Specifications2. Heat Pump2.1 Indoor UnitsWall Mounted Type50Hz 230VModelFTXS20D(2)VMW(9) FTXS20D(2)VMLCooling Heating Cooling

The specifications, designs, and information in this brochure are subject to change without notice. All rights reservedcDealerHead Office:Umeda Ce

SiBE12-519 Heat PumpSpecifications 1550Hz 230VModelFTXS35D(2)VMW(9) FTXS35D(2)VMLCooling Heating Cooling HeatingRated Capacity 3.5kW Class 3.5kW Class

Heat Pump SiBE12-51916 Specifications50Hz 230VDuct Connected Type50Hz 230VNote:1. The operating sound is based on the rear side suction inlet and the

SiBE12-519 Heat PumpSpecifications 17Floor / Ceiling Suspended Dual Type50Hz 230VModelFLXS25BVMB FLXS35BVMBCooling Heating Cooling HeatingRated Capaci

Heat Pump SiBE12-51918 Specifications2.2 Outdoor UnitsNote:1. See “Combination Capacity”.2. The data are based on the conditions shows in the table b

SiBE12-519 Heat PumpSpecifications 192.2.1 Combination CapacityWall Mounted Type D Series Cooling [230V]50HzHeating [230V]50HzNote:1. Cooling capacity

Heat Pump SiBE12-51920 Specifications

SiBE12-519ii Table of Contents1. Introduction ...v1.1 Safety

SiBE12-519Printed Circuit Board Connector Wiring Diagram 21Part 3Printed Circuit BoardConnector Wiring Diagram1. Printed Circuit Board Connector Wirin

Printed Circuit Board Connector Wiring Diagram SiBE12-51922 Printed Circuit Board Connector Wiring Diagram1. Printed Circuit Board Connector Wiring Di

SiBE12-519 Printed Circuit Board Connector Wiring DiagramPrinted Circuit Board Connector Wiring Diagram 23PCB Detail PCB(1): Control PCBPCB(4): INTELL

Printed Circuit Board Connector Wiring Diagram SiBE12-51924 Printed Circuit Board Connector Wiring Diagram1.1.2 FTK(X)S20~35CConnectorsNote: Other des

SiBE12-519 Printed Circuit Board Connector Wiring DiagramPrinted Circuit Board Connector Wiring Diagram 25PCBJP21JBJAJC5VGND12V(R2413)SW7PCB(1) Contro

Printed Circuit Board Connector Wiring Diagram SiBE12-51926 Printed Circuit Board Connector Wiring DiagramPCB Detail

SiBE12-519 Printed Circuit Board Connector Wiring DiagramPrinted Circuit Board Connector Wiring Diagram 271.2 Duct Connected TypeConnectorsNote: Other

Printed Circuit Board Connector Wiring Diagram SiBE12-51928 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB(2): Display PCB

SiBE12-519 Printed Circuit Board Connector Wiring DiagramPrinted Circuit Board Connector Wiring Diagram 291.3 Floor / Ceiling Suspended Dual TypeConne

Printed Circuit Board Connector Wiring Diagram SiBE12-51930 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB(2): Power Supply PCBPCB(3): D

SiBE12-519Table of Contents iii3.10 Defrost Control ...613.11 Elec

SiBE12-519 Printed Circuit Board Connector Wiring DiagramPrinted Circuit Board Connector Wiring Diagram 311.4 Outdoor UnitConnectorsNote: Other Design

Printed Circuit Board Connector Wiring Diagram SiBE12-51932 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB(2): Control PCB

SiBE12-519Function and Control 33Part 4 Function and Control1. Main Functions...

Main Functions SiBE12-51934 Function and Control1. Main FunctionsNote: See the list of functions for the functions applicable to different models.1.1

SiBE12-519 Main FunctionsFunction and Control 35Inverter Features The inverter provides the following features:The regulating capacity can be changed

Main Functions SiBE12-51936 Function and Control1.2 Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-SwingPower-airflow Dual FlapsThe large flaps

SiBE12-519 Main FunctionsFunction and Control 371.3 Fan Speed Control for Indoor UnitsControl Mode The airflow rate can be automatically controlled de

Main Functions SiBE12-51938 Function and Control1.4 Programme Dry FunctionProgramme dry function removes humidity while preventing the room temperatur

SiBE12-519 Main FunctionsFunction and Control 391.5 Automatic OperationAutomatic Cooling / Heating Function (Heat Pump Only)When the AUTO mode is sele

Main Functions SiBE12-51940 Function and Control1.6 Thermostat ControlThermostat control is based on the difference between the room temperature and t

SiBE12-519iv Table of Contents4.21 Over-voltage Detection...1674.22 Anti-icing F

SiBE12-519 Main FunctionsFunction and Control 411.7 Night Set ModeWhen the OFF timer is set, the Night Set circuit automatically activates.The Night S

Main Functions SiBE12-51942 Function and Control1.8 ECONO ModeOutline FTK(X)S20-35DThe "ECONO mode" reduces the maximum operating current an

SiBE12-519 Main FunctionsFunction and Control 431.9 INTELLIGENT EYEThis is the function that detects existence of humans in the room by a human motion

Main Functions SiBE12-51944 Function and ControlSince the set temperature is shifted by 2°C higher for 40 minutes, compressor speed becomes low and c

SiBE12-519 Main FunctionsFunction and Control 451.10 HOME LEAVE OperationOutline In order to respond to the customer's need for immediate heating

Main Functions SiBE12-51946 Function and Control1.11 Inverter POWERFUL OperationOutline In order to exploit the cooling and heating capacity to full e

SiBE12-519 Main FunctionsFunction and Control 471.12 Other Functions1.12.1 Hot Start FunctionHeat Pump OnlyIn order to prevent the cold air blast that

Main Functions SiBE12-51948 Function and Control1.12.7 Air Purifying Filter with Photocatalytic Deodorizing FunctionThis filter incorporates the benef

SiBE12-519 Function of Main Structural PartsFunction and Control 492. Function of Main Structural Parts2.1 Main Structural PartsHeat Pump ModelCooling

Function of Main Structural Parts SiBE12-51950 Function and Control2.2 Function of Thermistor2.2.1 Heat Pump ModelA Outdoor Heat Exchanger Thermisto

SiBE12-519 Introductionv1. Introduction1.1 Safety CautionsCautions and WarningsBe sure to read the following safety cautions before conducting repair

SiBE12-519 Function of Main Structural PartsFunction and Control 51D Indoor Heat Exchanger Thermistor (DCN)1. The indoor heat exchanger thermistors

Function of Main Structural Parts SiBE12-51952 Function and Control2.2.2 Cooling Only ModelA Outdoor Heat Exchanger Thermistor (DCB)1. The outdoor h

SiBE12-519 Control SpecificationFunction and Control 533. Control Specification3.1 Mode HierarchyOutline There are two modes; the mode selected in use

Control Specification SiBE12-51954 Function and Control3.2 Frequency ControlOutline Frequency that corresponds to each room’s capacity will be determi

SiBE12-519 Control SpecificationFunction and Control 55For Cooling Only Model1. Determine command frequencyCommand frequency will be determined in th

Control Specification SiBE12-51956 Function and Control3. Limit of frequency variation widthWhen the difference between input current and input curren

SiBE12-519 Control SpecificationFunction and Control 573.3 Controls at Mode Changing / Start-up3.3.1 Preheating OperationOutline Operate the inverter

Control Specification SiBE12-51958 Function and Control3.4 Discharge Pipe ControlOutline The discharge pipe temperature is used as the compressor&apos

SiBE12-519 Control SpecificationFunction and Control 593.6 Freeze-up Protection ControlOutline During cooling operation, the signals being sent from t

Control Specification SiBE12-51960 Function and Control3.8 Fan ControlOutline Fan control is carried out with following functions.1. Fan ON control fo

Introduction SiBE12-519vi1.1.2 Cautions Regarding Products after RepairDo not repair the electrical components with wet hands.Working on the equipment

SiBE12-519 Control SpecificationFunction and Control 613.10 Defrost ControlOutline Heat Pump OnlyDefrosting is carried out by the cooling cycle (rever

Control Specification SiBE12-51962 Function and Control3.11 Electronic Expansion Valve Control Outline The following items are included in the electro

SiBE12-519 Control SpecificationFunction and Control 63Detail The followings are the examples of control which function in each mode by the electronic

Control Specification SiBE12-51964 Function and Control3.11.1 Fully Closing with Power OnInitialize the electronic expansion valve when turning on the

SiBE12-519 Control SpecificationFunction and Control 65Detail Detect DisconnectionIf a 780-second timer for open control becomes over, the following a

Control Specification SiBE12-51966 Function and Control3.12 Malfunctions3.12.1 Sensor Malfunction DetectionSensor malfunction may occur either in the

SiBE12-519 Control SpecificationFunction and Control 673.12.4 Preventing Indoor FreezingDuring cooling, if the heat exchanger temperature in the opera

Control Specification SiBE12-51968 Function and Control3.14 Additional Function3.14.1 POWERFUL Operation ModeCompressor operating frequency and outdoo

SiBE12-519System Configuration 69Part 5System Configuration1. System Configuration...

System Configuration SiBE12-51970 System Configuration1. System ConfigurationAfter the installation and test operation of the room air conditioner hav

SiBE12-519 Introductionvii1.1.3 Inspection after RepairBe sure to use an exclusive power circuit for the equipment, and follow the technical standards

SiBE12-519 InstructionSystem Configuration 712. Instruction2.1 Manual Contents and Reference Page : Illustrations are for wall mounted type FTXS20/25

Instruction SiBE12-51972 System Configuration2.2 Safety PrecautionsSafety precautions22222222222222222Keep this manual where the operator can easily f

SiBE12-519 InstructionSystem Configuration 73222222222222222222Do not stand or sit on the outdoor unit. Do not place any object on the unit to avoid i

Instruction SiBE12-51974 System Configuration2.3 Names of PartsFTK(X)S20/25/35DNames of partsIndoor UnitON/OFF16 141315121345791011862

SiBE12-519 InstructionSystem Configuration 75Outdoor UnitIndoor Unit1. Air filter2. Titanium Apatite Photocatalytic Air-Purifying Filter:•These filt

Instruction SiBE12-51976 System ConfigurationRemote Controller1. Signal transmitter:• It sends signals to the indoor unit.2. Display:• It displays th

SiBE12-519 InstructionSystem Configuration 77FTK(X)S20/25/35CNames of parts Indoor UnitONOFF13456791011214 15 16812 13

Instruction SiBE12-51978 System Configuration Outdoor Unit Indoor Unit1. Air filter2. Air purifying filter with photocatalyticdeodorizing function

SiBE12-519 InstructionSystem Configuration 79 Remote Controller1. Signal transmitter:•It sends signals to the indoor unit.2. Display:• It displays the

Instruction SiBE12-51980 System ConfigurationFDK(X)S25/35C Names of partsIndoor Unit36891071452

Introduction SiBE12-519viii1.1.4 Using IconsIcons are used to attract the attention of the reader to specific information. The meaning of each icon is

SiBE12-519 InstructionSystem Configuration 81 Outdoor Unit Indoor Unit1.Air outlet2. Air outlet grille (Field supply)• Appearance of the Air outle

Instruction SiBE12-51982 System Configuration Remote Controller1. Signal transmitter:• It sends signals to the indoor unit.2. Display:• It displays t

SiBE12-519 InstructionSystem Configuration 83FLK(X)S25/35Names of parts Indoor UnitThe indoor unit can be installed either to the ceiling or to a wall

Instruction SiBE12-51984 System Configuration Outdoor Unit Indoor Unit1. Louvres (vertical blades):The louvres are inside of the air outlet.2. Air

SiBE12-519 InstructionSystem Configuration 85 Remote Controller1. Signal Transmitter:• It sends signals to the indoor unit.2. Display:• It displays t

Instruction SiBE12-51986 System Configuration2.4 Preparation before OperationPreparation Before Operation To set the batteries1. Press with a finger

SiBE12-519 InstructionSystem Configuration 87Preparation Before Operation To operate the remote controller• To use the remote controller, aim the tran

Instruction SiBE12-51988 System ConfigurationTo set the clock1. Press “CLOCK button”.is displayed.blinks.2. Press “TIMER setting button” to set the

SiBE12-519 InstructionSystem Configuration 892.5 AUTO · DRY · COOL · HEAT · FAN OperationAUTO · DRY · COOL · HEAT · FAN OperationThe air conditioner o

Instruction SiBE12-51990 System Configuration To change the air flow rate setting5. Press “FAN setting button”.• Indoor unit quiet operationWhen the a