Daikin FTXG35CVMBS Specifications

Inverter PairWall Mounted Type C-Series[Applied Models]zzzzInverter Pair : Heat PumpSi04-402

Si04-402List of Functions 1Part 1Part 1Part 1Part 1List of FunctionsList of FunctionsList of FunctionsList of Functions1. List of Functions...

Si04-402 TroubleshootingService Diagnosis 91TroubleshootingCheck No.4Refer to P.102Check No.6Refer to P.104Check No.7Refer to P.105Check No.9Refer to

Troubleshooting Si04-40292 Service Diagnosis4.18 Sensor Abnormality around Compressor SystemRemote Controller DisplayH0Method of Malfunction Detection

Si04-402 TroubleshootingService Diagnosis 934.19 Position Sensor AbnormalityRemote Controller DisplayH6Method of Malfunction DetectionA compressor sta

Troubleshooting Si04-40294 Service Diagnosis4.20 DC Voltage / Current Sensor AbnormalityRemote Controller DisplayH8Method of Malfunction DetectionDete

Si04-402 TroubleshootingService Diagnosis 954.21 Thermistor or Related Abnormality (Outdoor Unit)Remote Controller Display J3, J6, H9Method of Malfunc

Troubleshooting Si04-40296 Service DiagnosisTroubleshootingCheck No.6Refer to P.104J3 : Discharge pipe thermistorJ6 : Outdoor heat exchanger thermisto

Si04-402 TroubleshootingService Diagnosis 974.22 Output Over Current DetectionRemote Controller DisplayL5Method of Malfunction DetectionAn output over

Troubleshooting Si04-40298 Service DiagnosisTroubleshootingCheck No.7Refer to P.105Check No.8Refer to P.106Check No.13Refer to P.108Note: If the model

Si04-402 TroubleshootingService Diagnosis 994.23 Insufficient GasRemote Controller DisplayU0Method of Malfunction DetectionGas shortage detection I :

Troubleshooting Si04-402100 Service DiagnosisTroubleshootingCheck No.4Refer to P.102Check No.6Refer to P.104Reconnect in position.Open the stop valve.

List of Functions Si04-4022 List of Functions1. List of FunctionsCategory FunctionsFTXG25/35CVMBW(S)RXG25/35CVMBATXG25/35CVMBW(S)ARXG25/35CVMBCategory

Si04-402 TroubleshootingService Diagnosis 1014.24 Over-voltage DetectionRemote Controller DisplayU2Method of Malfunction DetectionAn abnormal voltage

Check Si04-402102 Service Diagnosis5. Check5.1 How to Check5.1.1 Fan Motor Connector Output CheckCheck No.01 1. Check connector connection.2. Check mo

Si04-402 CheckService Diagnosis 1035.1.3 Four Way Valve Performance CheckCheck No.5Turn off the power and turn it on again.Start the heating-mode run.

Check Si04-402104 Service Diagnosis5.1.4 Thermistor Resistance CheckCheck No.6 Remove the connectors of the thermistors on the PCB, and measure the re

Si04-402 CheckService Diagnosis 1055.1.5 Installation Condition CheckCheck No.7Installation condition checkNormalChange the position of the air discha

Check Si04-402106 Service Diagnosis5.1.6 Discharge Pressure CheckCheck No.85.1.7 Outdoor Unit Fan System Check (With DC Motor)Check No.9Discharge pres

Si04-402 CheckService Diagnosis 1075.1.8 Power Supply Waveforms CheckCheck No.10 Measure the power supply waveform between pins 1 and 3 on the termina

Check Si04-402108 Service Diagnosis5.1.10 Power Transistor CheckCheck No.13Note: Check to make sure that the voltage between the terminal of Power tra

Si04-402Removal Procedure 109Part 7Part 7Part 7Part 7Removal ProcedureRemoval ProcedureRemoval ProcedureRemoval Procedure1. Indoor Unit...

Indoor Unit Si04-402110 Removal Procedure1. Indoor Unit1.1 Removal of Air FilterProcedure Warning Be sure to wait 10 minutes or more after turning off

Si04-402Specifications 3Part 2Part 2Part 2Part 2SpecificationsSpecificationsSpecificationsSpecifications1. Specifications ...

Si04-402 Indoor UnitRemoval Procedure 1113Lift an air filter upwards slightly and then pull it out downwards.The right and left air filters are inter

Indoor Unit Si04-402112 Removal Procedure1.2 Removal of Front GrilleProcedure Warning Be sure to wait 10 minutes or more after turning off all power s

Si04-402 Indoor UnitRemoval Procedure 1132When reassembling, fit the 4 hooks on the upper side and insert the both sides hooks while rotating the deco

Indoor Unit Si04-402114 Removal Procedure3. Remove the service cover.The service cover has no screw.1Bend the service cover inside and release the ho

Si04-402 Indoor UnitRemoval Procedure 1154Pull down and remove the service cover of electrical box.5Loosen the screw on the fixing plate.6Push the whi

Indoor Unit Si04-402116 Removal Procedure4. Remove the front grille.The front grille has no screw inside flaps.1Loosen the 5 screws.2The front grille

Si04-402 Indoor UnitRemoval Procedure 1173Lift the upper part of the front grille and release the hooks.Release the center hook first.Be careful not

Indoor Unit Si04-402118 Removal Procedure1.3 Removal of Assembly of Front Panel MechanismProcedure Warning Be sure to wait 10 minutes or more after tu

Si04-402 Indoor UnitRemoval Procedure 1195Loosen the 2 screws of the assembly (right).6Remove the assembly.When reassembling, insert the lower rack p

Indoor Unit Si04-402120 Removal Procedure2. Remove the lower rack plate.1Loosen the 2 screws of the left assembly cover.2Hold the assembly hori-zontal

Specifications Si04-4024 Specifications1. Specifications230V, 50HzNotes: MAX. interunit piping length: 20m MAX. interunit height difference: 15m Am

Si04-402 Indoor UnitRemoval Procedure 1214Lift and remove the cog.When reassembling align the arrow with the mark2of the center cog.5Loosen the 2 scr

Indoor Unit Si04-402122 Removal Procedure1.4 Removal of Lamp CoverProcedure Warning Be sure to wait 10 minutes or more after turning off all power sup

Si04-402 Indoor UnitRemoval Procedure 1231.5 Removal of Horizontal BladeProcedure Warning Be sure to wait 10 minutes or more after turning off all pow

Indoor Unit Si04-402124 Removal Procedure1.6 Removal of Reduction MotorProcedure Warning Be sure to wait 10 minutes or more after turning off all powe

Si04-402 Indoor UnitRemoval Procedure 1252. Remove the reduction motor.1Release the hook and open the assembly.2Layout of the harness of the motorStep

Indoor Unit Si04-402126 Removal Procedure3Remove the cog (large).4Lift and remove the reduction motor.5Pull and disconnect the connector for the motor

Si04-402 Indoor UnitRemoval Procedure 1271.7 Removal of Outlet GrilleProcedure Warning Be sure to wait 10 minutes or more after turning off all power

Indoor Unit Si04-402128 Removal Procedure1.8 Removal of Vertical Blades and Swing MotorProcedure Warning Be sure to wait 10 minutes or more after turn

Si04-402 Indoor UnitRemoval Procedure 1293Remove the interlock rod from the vertical blades.4Pull out the interlock rod from the swing motor side.You

Indoor Unit Si04-402130 Removal Procedure2. Remove the swing motor.1Disconnect the connector for the swing motor.2Loosen the screw and remove the swin

Si04-402 SpecificationsSpecifications 5230V, 50HzNotes: MAX. interunit piping length: 20m MAX. interunit height difference: 15m Amount of additiona

Si04-402 Indoor UnitRemoval Procedure 1314Loosen the screw and pull out the swing motor.5Disconnect the connector for the swing motor.StepProcedure Po

Indoor Unit Si04-402132 Removal Procedure1.9 Removal of Electrical BoxProcedure Warning Be sure to wait 10 minutes or more after turning off all power

Si04-402 Indoor UnitRemoval Procedure 1333Lift and remove the drip proof plate.When reassembling, insert the left hook of the drip proof plate into t

Indoor Unit Si04-402134 Removal Procedure6Loosen the screw of the earth.7Disconnect the connector for the swing motors for horizontal and vertical bla

Si04-402 Indoor UnitRemoval Procedure 13510Release the harness from the hook.11Disconnect the connector for the reduction motor (front panel mechanism

Indoor Unit Si04-402136 Removal Procedure14Release the thermistor lead wire from the hook.When reassembling, hang the excessive lead wire of the heat

Si04-402 Indoor UnitRemoval Procedure 13717Tilt the front part of the electrical box to the right slightly and pull it out.When reassembling, push th

Indoor Unit Si04-402138 Removal Procedure1.10 Removal of PCBProcedure Warning Be sure to wait 10 minutes or more after turning off all power supplies

Si04-402 Indoor UnitRemoval Procedure 1393Loosen the screws of the earth.4Release the front hook and the 2 upper hooks, and remove the shelter.StepPro

Indoor Unit Si04-402140 Removal Procedure5Layout of the wiring6Loosen the screw and pull out the terminal board.StepProcedure Points

Specifications Si04-4026 Specifications230V, 50HzNotes: MAX. interunit piping length: 20m MAX. interunit height difference: 15m Amount of additiona

Si04-402 Indoor UnitRemoval Procedure 1417Pull out the limit switch.8Disconnect the terminals from the board.Pb free soldering is adopted for PCB.Whe

Indoor Unit Si04-402142 Removal Procedure11Release the hooks and draw out the harness from the ditch.12Loosen the 2 screws and remove the PCB.13Contro

Si04-402 Indoor UnitRemoval Procedure 1432. Remove the signal receiver PCB.1Release the hook with a flat screwdriver.2Release the hook and remove the

Indoor Unit Si04-402144 Removal Procedure1.11 Removal of Heat ExchangerProcedure Warning Be sure to wait 10 minutes or more after turning off all powe

Si04-402 Indoor UnitRemoval Procedure 1453. Remove the piping fixture plate.1Release the 2 hooks with a flat screwdriver from the front side.2Release

Indoor Unit Si04-402146 Removal Procedure4. Remove the heat exchanger.1Widen the auxiliary piping to the extent of 10°~20°.2Loosen the 2 screws on the

Si04-402 Indoor UnitRemoval Procedure 1471.12 Removal of Fan Rotor and Fan MotorProcedure Warning Be sure to wait 10 minutes or more after turning off

Indoor Unit Si04-402148 Removal Procedure3. Remove the bearing.1Lift up the right part of the fan rotor and motor, and slide them to the rightward to

Si04-402 Indoor UnitRemoval Procedure 1492Hold the lower outside of the bearing.Push it inwards and lift to release the hook.4. Remove the fan motor.1

Outdoor Unit Si04-402150 Removal Procedure2. Outdoor Unit2.1 Removal of Panels and Fan MotorProcedure Warning Be sure to wait 10 minutes or more after

Si04-402Printed Circuit Board Connector Wiring Diagram 7Part 3Part 3Part 3Part 3Printed Circuit BoardPrinted Circuit BoardPrinted Circuit BoardPrinted

Si04-402 Outdoor UnitRemoval Procedure 1512. Remove the panels.1Loosen the 3 screws (front, right, left) and lift the top panel.2Remove the drip proof

Outdoor Unit Si04-402152 Removal Procedure5Undo the hooks.Pull and remove the front panel.The front panel has 4 hooks.The fan motor is united with t

Si04-402 Outdoor UnitRemoval Procedure 1533Loosen the 2 screws and lift the bell mouth to undo the hooks.Remove the bell mouth.4Loosen the fixing hook

Outdoor Unit Si04-402154 Removal Procedure5Loosen the 4 screws to remove the fan motor.M4×16DC fan motor6Loosen the 2 screws to remove the fan motor

Si04-402 Outdoor UnitRemoval Procedure 1554. Remove the right side panel.1Loosen the 2 screws on the rear side.2Loosen the 3 screws on the right side.

Outdoor Unit Si04-402156 Removal ProcedureWhen reassembling, make sure to fit the hook.StepProcedure Points

Si04-402 Outdoor UnitRemoval Procedure 1572.2 Removal of Electrical BoxProcedure Warning Be sure to wait 10 minutes or more after turning off all powe

Outdoor Unit Si04-402158 Removal Procedure4Release the discharge pipe thermistor.Pay attention so as not to lose the clip for thermistor.5Release the

Si04-402 Outdoor UnitRemoval Procedure 1592.3 Removal of Reactor and Partition PlateProcedure Warning Be sure to wait 10 minutes or more after turning

Outdoor Unit Si04-402160 Removal Procedure2The partition plate has a hook on the lower side. Lift and pull the partition plate to remove.When reassem

Printed Circuit Board Connector Wiring Diagram Si04-4028 Printed Circuit Board Connector Wiring Diagram1. Printed Circuit Board Connector Wiring Diagr

Si04-402 Outdoor UnitRemoval Procedure 1612.4 Removal of Sound BlanketProcedure Warning Be sure to wait 10 minutes or more after turning off all power

Outdoor Unit Si04-402162 Removal Procedure4Pull the sound blanket (inner) out.Since the piping ports on the sound blanket are torn easily, remove the

Si04-402 Outdoor UnitRemoval Procedure 1632.5 Removal of Four Way ValveProcedure Warning Be sure to wait 10 minutes or more after turning off all powe

Outdoor Unit Si04-402164 Removal Procedure3Remove the sheets of putty.Cut the pipe with a tube cutter.4Heat up the brazed part and withdraw the piping

Si04-402 Outdoor UnitRemoval Procedure 1652.6 Removal of CompressorProcedure Warning Be sure to wait 10 minutes or more after turning off all power su

Outdoor Unit Si04-402166 Removal ProcedureStepProcedure Points3Heat up the brazed part of the suction side and disconnect.4Lift the compressor up and

Si04-402 Outdoor UnitRemoval Procedure 1672.7 Removal of PCBProcedure Warning Be sure to wait 10 minutes or more after turning off all power supplies

Outdoor Unit Si04-402168 Removal Procedure4Loosen the 4 screws.5Undo the 3 hooks on the upper side.6Lift and pull out the PCB.StepProcedure Points

Si04-402 Outdoor UnitRemoval Procedure 1697Feature of the PCBS70: fan motorS80: four way valveS90: thermistor (outdoor air, heat exchanger, discharge

Outdoor Unit Si04-402170 Removal Procedure

Si04-402 Printed Circuit Board Connector Wiring DiagramPrinted Circuit Board Connector Wiring Diagram 9PCB Detail PCB(1): Control PCB (indoor unit)PCB

Si04-402Others 171Part 8Part 8Part 8Part 8OthersOthersOthersOthers1. Others ...

Others Si04-402172 Others1. Others1.1 Test Run from the Remote ControllerFor Heat pump In cooling mode, select the lowest programmable temperature; in

Si04-402 OthersOthers 1731.2 Jumper Settings1.2.1 When Two Units are Installed in One RoomWhen two indoor units are installed in one room, the two wir

Others Si04-402174 Others

Si04-402Appendix 175Part 9Part 9Part 9Part 9AppendixAppendixAppendixAppendix1. Piping Diagrams...

Piping Diagrams Si04-402176 Appendix1. Piping DiagramsFTXG25/35CVMBW(S), ATXG25/35CVMBRXG25/35CVMB, ARXG25/35CVMBFIELD PIPINGFIELD PIPING(6.4CuT)(9.5C

Si04-402 Wiring DiagramsAppendix 1772. Wiring DiagramsFTXG25/35CVMBW(S), ATXG25/35CVMBRXG25/35CVMB, ARXG25/35CVMBPCB3EYE SENSORINTELLIGENT-CONTROLLERW

Wiring Diagrams Si04-402178 Appendix

Si04-402Index iIndexIndexIndexIndexNumerics00 ...713-D airflow ...

Si04-402ii IndexJ6 ...95L5 ...

Printed Circuit Board Connector Wiring Diagram Si04-40210 Printed Circuit Board Connector Wiring Diagram1.2 Outdoor UnitConnectorsNote: Other Designat

Si04-402Index iiiNIGHT SET mode ...21OOL activation ...

Si04-402iv IndexTIMER operation ...57Titanium Apatite Photocatalytic Air-purifying Filter ...

Si04-402Drawings & Flow Charts vDrawings & Flow ChartsDrawings & Flow ChartsDrawings & Flow ChartsDrawings & Flow ChartsAARC433A s

Si04-402vi Drawings & Flow ChartsUunspecified voltage ...81Wwiring diagramsARXG25/35CVMB ...

Head office:Umeda Center Bldg., 4-12, Nakazaki-Nishi 2-chome,Kita-ku, Osaka, 530-8323 JapanTokyo office:Shinjuku Sumitomo Bldg., 6-1 Nishi-Shinjuku2-c

Si04-402Table of Contents iInverter PairInverter PairInverter PairInverter PairC-SeriesC-SeriesC-SeriesC-SerieszHeat PumpIndoor UnitFTXG25CVMBW FTXG35

Si04-402 Printed Circuit Board Connector Wiring DiagramPrinted Circuit Board Connector Wiring Diagram 11PCB Detail PCB(1): Control PCB (outdoor unit)P

Printed Circuit Board Connector Wiring Diagram Si04-40212 Printed Circuit Board Connector Wiring Diagram

Si04-402Function and Control 13Part 4Part 4Part 4Part 4 Function and Control Function and Control Function and Control Function and Control1. Main Fun

Main Functions Si04-40214 Function and Control1. Main FunctionsNote: See the list of functions for the functions applicable to different models.1.1 Fr

Si04-402 Main FunctionsFunction and Control 15Inverter Features The inverter provides the following features:The regulating capacity can be changed a

Main Functions Si04-40216 Function and Control1.2 Power-Airflow Flap, Wide-Angle Louvres and Auto-SwingPower-airflow FlapThe large flap sends a large

Si04-402 Main FunctionsFunction and Control 171.3 Operation Starting ControlThe system carries out the following control at the beginning to conduct e

Main Functions Si04-40218 Function and Control1.4 Fan Speed Control for Indoor UnitsControl Mode The airflow rate can be automatically controlled depe

Si04-402 Main FunctionsFunction and Control 191.5 Programme Dry FunctionProgramme dry function removes humidity while preventing the room temperature

Main Functions Si04-40220 Function and Control1.6 Automatic OperationAutomatic Cooling / Heating Function (Heat Pump Only)When the AUTO mode is select

Si04-402ii Table of Contents1. Introduction ...v1.1 Safety C

Si04-402 Main FunctionsFunction and Control 211.7 NIGHT SET ModeWhen the OFF timer is set, the NIGHT SET circuit automatically activates.The NIGHT SET

Main Functions Si04-40222 Function and Control1.8 INTELLIGENT EYEThis is the function that detects existence of humans in the room by a human motion s

Si04-402 Main FunctionsFunction and Control 23Since the set temperature is shifted by 2°C higher for 40 minutes, compressor speed becomes low and can

Main Functions Si04-40224 Function and Control1.10 Other Functions1.10.1 Hot Start FunctionHeat Pump OnlyIn order to prevent the cold air blast that n

Si04-402 Function of ThermistorFunction and Control 252. Function of Thermistor2.1 Heat Pump ModelA Outdoor Heat Exchanger Thermistor (DCB)1. The ou

Control Specification Si04-40226 Function and Control3. Control Specification3.1 Mode HierarchyOutline There are two modes; the mode selected in user’

Si04-402 Control SpecificationFunction and Control 273.2 Frequency ControlOutline Frequency will be determined according to the difference between roo

Control Specification Si04-40228 Function and ControlIndoor Frequency Command (∆D signal)The difference between a room temperature and the temperature

Si04-402 Control SpecificationFunction and Control 293.3.2 Four Way Valve SwitchingOutline of Heating OperationHeat Pump OnlyDuring the heating operat

Control Specification Si04-40230 Function and Control3.4 Discharge Pipe ControlOutline The discharge pipe temperature is used as the compressor's

Si04-402Table of Contents iii2.2 Names of Parts...432.3 Preparatio

Si04-402 Control SpecificationFunction and Control 313.6 Freeze-up Protection ControlOutline During cooling operation, the signals being sent from the

Control Specification Si04-40232 Function and Control3.8 Fan ControlOutline Fan control is carried out according to the following priority.1. Fan cont

Si04-402 Control SpecificationFunction and Control 333.10 Defrost ControlOutline Heat Pump OnlyDefrosting is carried out by the cooling cycle (reverse

Control Specification Si04-40234 Function and Control3.11 Electronic Expansion Valve ControlOutline The following items are included in the electronic

Si04-402 Control SpecificationFunction and Control 353.11.1 Fully Closing with Power ONInitialize the electronic expansion valve when turning on the p

Control Specification Si04-40236 Function and Control3.11.7 Control when frequency is changedWhen the target discharge pipe temperature control is act

Si04-402 Control SpecificationFunction and Control 373.12 Malfunctions3.12.1 Sensor Malfunction DetectionSensor malfunction may occur in the thermisto

Control Specification Si04-40238 Function and ControlDetail I Judgment by power consumptionWhen an output frequency is exceeds 55 Hz and the input cur

Si04-402System Configuration 39Part 5Part 5Part 5Part 5System ConfigurationSystem ConfigurationSystem ConfigurationSystem Configuration1. System Confi

System Configuration Si04-40240 System Configuration1. System ConfigurationAfter the installation and test operation of the room air conditioner have

Si04-402iv Table of Contents1.5 Removal of Horizontal Blade...1231.6 Removal of Reduction

Si04-402 InstructionSystem Configuration 412. Instruction2.1 Safety Precautions2•Keep this manual where the operator can easily find them.•Read this m

Instruction Si04-40242 System Configuration3•Do not block air inlets nor outlets. Impaired air flow may result in insufficient performance or trouble.

Si04-402 InstructionSystem Configuration 432.2 Names of Parts4 Indoor Unit15141812131713462111657 8 910(With the panel closed)

Instruction Si04-40244 System Configuration5 Outdoor Unit Indoor Unit1. Air filter2. Titanium Apatite Photocatalytic Air-Purifying Filter:• These

Si04-402 InstructionSystem Configuration 456 Remote Controller1. Signal transmitter:•It sends signals to the indoor unit.2. Display:• It displays the

Instruction Si04-40246 System Configuration2.3 Preparation before Operation7 To set the batteries1. Press with a finger and slide the front cover to

Si04-402 InstructionSystem Configuration 478 To operate the remote controller• To use the remote controller, aim the transmitter at the indoor unit. I

Instruction Si04-40248 System Configuration9 To set the clock1. Press “CLOCK button”.is displayed.blinks.2. Press “TIMER setting button” to set the cl

Si04-402 InstructionSystem Configuration 492.4 AUTO · DRY · COOL · HEAT · FAN Operation10The air conditioner operates with the operation mode of your

Instruction Si04-40250 System Configuration11 To change the air flow rate setting5. Press “FAN setting button”.• Indoor unit quiet operationWhen the a

Si04-402 Introductionv1. Introduction1.1 Safety CautionsCautions and WarningsBe sure to read the following safety cautions before conducting repair w

Si04-402 InstructionSystem Configuration 512.5 Adjusting the Air Flow Direction12You can adjust the air flow direction to increase your comfort. To ad

Instruction Si04-40252 System Configuration13 To start COMFORT AIRFLOW operation5. Press “COMFORT AIRFLOW button”.The flap orientation will change, pr

Si04-402 InstructionSystem Configuration 532.6 POWERFUL Operation14POWERFUL operation quickly maximizes the cooling (heating) effect in any operation

Instruction Si04-40254 System Configuration2.7 OUTDOOR UNIT SILENT Operation15OUTDOOR UNIT SILENT operation lowers the noise level of the outdoor unit

Si04-402 InstructionSystem Configuration 552.8 INTELLIGENT EYE Operation16“INTELLIGENT EYE” is the infrared sensor which detects the human movement. T

Instruction Si04-40256 System Configuration17“INTELLIGENT EYE” is useful for Energy SavingNotes on “INTELLIGENT EYE”CAUTION Energy saving operation

Si04-402 InstructionSystem Configuration 572.9 TIMER Operation18Timer functions are useful for automatically switching the air conditioner on or off a

Instruction Si04-40258 System Configuration19 To use ON TIMER operation• Check that the clock is correct. If not, set the clock to the present time (p

Si04-402 InstructionSystem Configuration 592.10 Care and Cleaning20CAUTION Indoor unit, Outdoor unit and Remote controller1. Wipe them with dry soft

Instruction Si04-40260 System Configuration211. Open the top front panel. •Open the top front panel by placing a finger on the panel tab on either sid

Introduction Si04-402vi1.1.2 Cautions Regarding Products after RepairDo not repair the electrical components with wet hands.Working on the equipment w

Si04-402 InstructionSystem Configuration 6122Check Before a long idle period1. Operate the “FAN only” for several hours on a fine day to dry out the i

Instruction Si04-40262 System Configuration2.11 Troubleshooting23The following cases are not air conditioner troubles but have some reasons. You may j

Si04-402 InstructionSystem Configuration 6324Please check again before calling a repair person.Check again.Case CheckThe air conditioner does not oper

Instruction Si04-40264 System Configuration25WARNING When an abnormality (such as a burning smell) occurs, stop operation and turn the breaker OFF.Con

Si04-402Service Diagnosis 65Part 6Part 6Part 6Part 6Service DiagnosisService DiagnosisService DiagnosisService Diagnosis1. Caution for Diagnosis...

Caution for Diagnosis Si04-40266 Service Diagnosis1. Caution for DiagnosisThe operation lamp flashes when any of the following errors is detected.1. W

Si04-402 Problem Symptoms and MeasuresService Diagnosis 672. Problem Symptoms and MeasuresSymptom Check Item Details of Measure ReferencePageNone of t

Service Check Function Si04-40268 Service Diagnosis3. Service Check FunctionIn the ARC433A series remote controller, the temperature display sections

Si04-402 Service Check FunctionService Diagnosis 69Check Method 21. Enter the diagnosis mode.Press the 3 buttons (TEMP▲,TEMP▼, MODE) simultaneously.Th

Service Check Function Si04-40270 Service Diagnosis5. Press the TEMP button.Press TEMP▲ or TEMP▼ and change the digit until you hear the sound of “bee

Si04-402 Introductionvii1.1.3 Inspection after RepairBe sure to use an exclusive power circuit for the equipment, and follow the technical standards r

Si04-402 TroubleshootingService Diagnosis 714. Troubleshooting4.1 Error Codes and Description★: Displayed only when system-down occurs.Code Indication

Troubleshooting Si04-40272 Service Diagnosis4.2 Indoor Unit PCB AbnormalityRemote Controller DisplayA1Method of Malfunction DetectionEvaluation of zer

Si04-402 TroubleshootingService Diagnosis 734.3 Freeze-up Protection Control or High Pressure ControlRemote Controller DisplayA5Method of Malfunction

Troubleshooting Si04-40274 Service DiagnosisTroubleshootingCheck No.6Refer to P.104NONONOCheck No. 6Indoor unit heat exchanger thermistor checkCheck t

Si04-402 TroubleshootingService Diagnosis 754.4 Fan Motor (DC Motor) or Related AbnormalityRemote Controller DisplayA6Method of Malfunction DetectionT

Troubleshooting Si04-40276 Service DiagnosisTroubleshootingCheck No.01Refer to P.102Replace fan motor.Replace indoor unit PCB.Replace indoor unit PCB.

Si04-402 TroubleshootingService Diagnosis 774.5 Thermistor or Related Abnormality (Indoor Unit)Remote Controller DisplayC4, C9 Method of Malfunction D

Troubleshooting Si04-40278 Service Diagnosis4.6 Front Panel Open / Close FaultRemote Controller DisplayC7 Method of Malfunction DetectionMalfunction D

Si04-402 TroubleshootingService Diagnosis 794.7 Signal Transmission Error (between Indoor and Outdoor Unit)Remote Controller DisplayU4Method of Malfun

Troubleshooting Si04-40280 Service Diagnosis4.8 Signal Transmission Error (between Indoor Unit and Wired Remote Controller )Remote Controller DisplayU

Introduction Si04-402viii1.1.4 Using IconsIcons are used to attract the attention of the reader to specific information. The meaning of each icon is d

Si04-402 TroubleshootingService Diagnosis 814.9 Unspecified Voltage (between Indoor and Outdoor Unit)Remote Controller Display UAMethod of Malfunction

Troubleshooting Si04-40282 Service Diagnosis4.10 Outdoor Unit PCB AbnormalityRemote Controller DisplayE1 Method of Malfunction DetectionThe proper pr

Si04-402 TroubleshootingService Diagnosis 834.11 OL Activation (Compressor Overload)Remote Controller DisplayE5Method of Malfunction DetectionA compre

Troubleshooting Si04-40284 Service Diagnosis4.12 Compressor LockRemote Controller DisplayE6Method of Malfunction DetectionA compressor lock is detecte

Si04-402 TroubleshootingService Diagnosis 854.13 DC Fan LockRemote Controller DisplayE7Method of Malfunction DetectionA fan motor or related error is

Troubleshooting Si04-40286 Service Diagnosis4.14 Input Over Current DetectionRemote Controller DisplayE8Method of Malfunction DetectionAn input over-c

Si04-402 TroubleshootingService Diagnosis 874.15 Four Way Valve AbnormalityRemote Controller DisplayEAMethod of Malfunction DetectionThe indoor air te

Troubleshooting Si04-40288 Service DiagnosisTroubleshootingCheck No.5Refer to P.103Check No.6Refer to P.104Check No.11Refer to P.107Correct.Reconnect.

Si04-402 TroubleshootingService Diagnosis 894.16 Discharge Pipe Temperature ControlRemote Controller DisplayF3Method of Malfunction DetectionThe disch

Troubleshooting Si04-40290 Service Diagnosis4.17 High Pressure Control in CoolingRemote Controller DisplayF6Method of Malfunction DetectionHigh-pressu