Daikin FVXS35FV1A- Manuals

SiENBE04-507A List of Functions 1 Part 1 List of Functions 1. List of Functions ......................................................................................2

SiENBE04-507A Specifications 7 Part 2 Specifications 1. Specifications ..........................................................................................8 1.1 Cooling Only .............................................................................................81.2 Heat Pump ...............

Specifications SiENBE04-507A 8 Specifications 1. Specifications 1.1 Cooling Only 50Hz 230V Note: „ MAX. interunit piping length: 20m „ MAX. interunit height difference: 15m „ Amount of additional charge of refrigerant 20g/m for piping length exceeding 10m „ The data are based on the conditions shown...

SiENBE04-507A Specifications Specifications 21 1.2 Heat Pump 50Hz 230V Note: „ MAX. interunit piping length: 20m „ MAX. interunit height difference: 15m „ Amount of additional charge of refrigerant 20g/m for piping length exceeding 10m „ The data are based on the conditions shown in the table below....

SiENBE04-507A Printed Circuit Board Connector Wiring Diagram 39 Part 3 Printed Circuit Board Connector Wiring Diagram 1. Printed Circuit Board Connector Wiring Diagram..................................40 1.1 Indoor Unit ...................................................................................

Printed Circuit Board Connector Wiring Diagram SiENBE04-507A 40 Printed Circuit Board Connector Wiring Diagram 1. Printed Circuit Board Connector Wiring Diagram 1.1 Indoor Unit Connectors Note: Other designations 1) S1 Connector for fan motor 2) S6 Connector for swing motor (horizontal blades) 3) S2...

Printed Circuit Board Connector Wiring Diagram SiENBE04-507A 42 Printed Circuit Board Connector Wiring Diagram 1.2 Outdoor Unit Connectors Note: Other designations 1) S10 Connector for filter PCB 2) S11 Connector for control PCB 3) S20 Connector for electronic expansion valve coil 4) S30 Connector f...

SiENBE04-507A Function and Control 45 Part 4 Function and Control 1. Main Functions ......................................................................................46 1.1 Frequency Principle................................................................................461.2 Air Flow Direction...

Main Functions SiENBE04-507A 46 Function and Control 1. Main Functions Note: See the list of functions for the functions applicable to different models. 1.1 Frequency Principle Main Control Parameters The compressor is frequency-controlled during normal operation. The target frequency is set by the ...

Main Functions SiENBE04-507A 48 Function and Control 1.2 Air Flow Direction Control Power-Airflow Dual Flaps The large flaps send a large volume of air downwards to the floor. The flap provides an optimum control area in cooling, heating and dry mode. Heating Mode During heating mode, the large flap...

SiENBE04-507A Main Functions Function and Control 49 1.3 Fan Speed Control for Indoor Units Control Mode The airflow rate can be automatically controlled depending on the difference between the set temperature and the room temperature. This is done through phase control and Hall IC control. For more...

Main Functions SiENBE04-507A 50 Function and Control 1.4 Programme Dry Function Programme dry function removes humidity while preventing the room temperature from lowering.Since the microcomputer controls both the temperature and air flow volume, the temperature adjustment and fan adjustment buttons...

SiENBE04-507A Main Functions Function and Control 51 1.5 Automatic Operation Automatic Cooling / Heating Function (Heat Pump Only) When the AUTO mode is selected with the remote controller, the microcomputer automatically determines the operation mode from cooling and heating according to the room t...

Main Functions SiENBE04-507A 52 Function and Control 1.6 Thermostat Control Thermostat control is based on the difference between the room temperature and the setpoint. Thermostat OFF Condition Š The temperature difference is in the zone A. Thermostat ON Condition Š The temperature difference is abo...

SiENBE04-507A Main Functions Function and Control 53 1.7 NIGHT SET Mode When the OFF timer is set, the NIGHT SET circuit automatically activates.The NIGHT SET circuit maintains the airflow setting made by users. The NIGHT SET Circuit The NIGHT SET circuit continues heating or cooling the room at the...

Main Functions SiENBE04-507A 54 Function and Control 1.8 ECONO Mode Outline The "ECONO mode" reduces the maximum operating current and power consumption by approx. 30% during start up etc..This mode is particularly convenient for energy-saving-oriented users. It is also a major bonus for tho...

SiENBE04-507A Main Functions Function and Control 55 1.9 INTELLIGENT EYE This is the function that detects existence of humans in the room by a human motion sensor (INTELLIGENT EYE) and reduces the capacity when there is no human in the room in order to save electricity. Processing 1. Detection meth...

SiENBE04-507A Main Functions Function and Control 57 1.10 Inverter POWERFUL Operation Outline In order to exploit the cooling and heating capacity to full extent, operate the air conditioner by increasing the indoor fan rotating speed and the compressor frequency. Details of the Control When POWERFU...

SiENBE04-507A Function of Thermistor Function and Control 59 2. Function of Thermistor 2.1 Heat Pump Model A Outdoor Heat Exchanger Thermistor (DCB) 1. The outdoor heat exchanger thermistor is used for controlling target discharge temperature. The system sets a target discharge temperature according...

Function of Thermistor SiENBE04-507A 60 Function and Control 2.2 Cooling Only Model A Outdoor Heat Exchanger Thermistor (DCB) 1. The outdoor heat exchanger thermistor is used for controlling target discharge temperature. The system sets a target discharge temperature according to the outdoor and ind...

SiENBE04-507A Control Specification Function and Control 61 3. Control Specification 3.1 Mode Hierarchy Outline There are two modes; the mode selected in user’s place (normal air conditioning mode) and forced operation mode for installation and providing service. Detail 1. For heat pump model There ...

Control Specification SiENBE04-507A 62 Function and Control 3.2 Frequency Control Outline Frequency will be determined according to the difference between room and set temperature. The function is explained as follows.1. How to determine frequency.2. Frequency command from an indoor unit. (The diffe...

Control Specification SiENBE04-507A 64 Function and Control 3.3 Controls at Mode Changing / Start-up 3.3.1 Preheating Operation Outline Operate the inverter in the open phase operation with the conditions including the preheating command from the discharge pipe temperature. Detail Preheating ON Cond...

SiENBE04-507A Control Specification Function and Control 65 3.3.4 3-minutes Standby Prohibit to turn ON the compressor for 3 minutes after turning it off.(Except when defrosting. (Only for Heat Pump Model).) 3.3.5 Compressor Protection Function When turning the compressor from OFF to ON, the upper l...

Control Specification SiENBE04-507A 66 Function and Control 3.5 Input Current Control Outline The microcomputer calculates the input current during the compressor is running, and set the frequency upper limit from such input current.In case of heat pump model, this control is the upper limit control...

SiENBE04-507A Control Specification Function and Control 67 3.6 Freeze-up Protection Control Outline During cooling operation, the signals being sent from the indoor unit allow the operating frequency limitation and then prevent freezing of the indoor heat exchanger. (The signal from the indoor unit...

Control Specification SiENBE04-507A 68 Function and Control 3.8 Fan Control Outline Fan control is carried out with following functions.1. Fan control when defrosting2. Fan OFF delay when stopped 3. ON/OFF control when cooling operation4. Fan control when forced operation 5. Fan control in low noise...

Control Specification SiENBE04-507A 70 Function and Control 3.11 Electronic Expansion Valve Control Outline The following items are included in the electronic expansion valve control. Electronic expansion valve is fully closed 1. Electronic expansion valve is fully closed when turning on the power.2...

SiENBE04-507A Control Specification Function and Control 71 3.11.1 Fully Closing with Power ON Initialize the electronic expansion valve when turning on the power, set the opening position and develop pressure equalizing. 3.11.2 Pressure Equalization Control When the compressor is stopped, open and ...

Control Specification SiENBE04-507A 72 Function and Control 3.11.7 Control when frequency is changed When the target discharge pipe temperature control is active, if the target frequency is changed for a specified value in a certain time period, cancel the target discharge pipe temperature control a...

SiENBE04-507A Control Specification Function and Control 73 3.12 Malfunctions 3.12.1 Sensor Malfunction Detection Sensor malfunction may occur in the thermistor. Relating to Thermistor Malfunction 1. Outdoor heat exchanger thermistor2. Discharge pipe thermistor3. Fin thermistor4. Outdoor air thermis...

Control Specification SiENBE04-507A 74 Function and Control Detail I Judgment by power consumption When an output frequency is exceeds 55 Hz and the input current is less than specified value, the adjustment is made for insufficient gas. II Judgment by discharge pipe temperature When discharge pipe ...

SiENBE04-507A Control Specification Function and Control 75 3.15 Facility Setting Jumper (cooling at low outdoor temperature) Outline This function is limited only for facilities (the target of air conditioning is equipment (such as computer)). Never use it in a residence or office (the space where ...

SiENBE04-507A System Configuration 77 Part 5 System Configuration 1. System Configuration ............................................................................782. Instruction..............................................................................................79 2.1 Safety precaution...

System Configuration SiENBE04-507A 78 System Configuration 1. System Configuration After the installation and test operation of the room air conditioner have been completed, it should be operated and handled as described below. Every user would like to know the correct method of operation of the roo...

SiENBE04-507A Instruction System Configuration 79 2. Instruction 2.1 Safety Precautions • Keep this manual where the operator can easily find them. • Read this manual attentively before starting up the unit. • For safety reason the operator must read the following cautions carefully. • This manual c...

Instruction SiENBE04-507A 80 System Configuration Installation site „ To install the air conditioner in the following types of environments, consult the dealer.• Places with an oily ambient or where steam or soot occurs. • Salty environment such as coastal areas. • Places where sulfide gas occurs su...

SiENBE04-507A Instruction System Configuration 81 2.2 Names of Parts „ Indoor Unit ON/OFF 16 14 13 15 12 1 3 4 5 7 9 10 11 8 6 2

Instruction SiENBE04-507A 82 System Configuration „ Oudoor Unit „ Indoor Unit „ Outdoor Unit Appearance of the outdoor unit may differ from some models. 1. Air filter2. Titanium Apatite Photocatalytic Air purifying filter: • These filters are attached to the inside of the air filters. 3. Air inlet4....

SiENBE04-507A Instruction System Configuration 83 „ Remote control 1. Signal transmitter: • It sends signals to the indoor unit. 2. Display: • It displays the current settings.(In this illustration, each section is shown with all its displays ON for the purpose of explanation.) 3. ECONO button: ECON...

Instruction SiENBE04-507A 84 System Configuration 2.3 Preparation before Operation „ To set the batteries 1. Press with a finger and slide the front cover to take it off. 2. Set two dry batteries (AAA).3. Set the front cover as before. ATTENTION „ About batteries • When replacing the batteries, use ...

SiENBE04-507A Instruction System Configuration 85 „ To operate the remote control • To use the remote control, aim the transmitter at the indoor unit. If there is anything to block signals between the unit and the remote control, such as a curtain, the unit will not operate. • Do not drop the remote...

Instruction SiENBE04-507A 86 System Configuration NOTE „ To set the clock 1. Press “CLOCK button”. 0:00 is displayed. blinks. 2. Press “TIMER setting button” to set the clock to the present time. Holding down “ ” or “ ” button rapidly increases or decreases the time display. 3. Press “CLOCK button”....

SiENBE04-507A Instruction System Configuration 87 2.4 AUTO · DRY · COOL · HEAT · FAN Operation The air conditioner operates with the operation mode of your choice.From the next time on, the air conditioner will operate with the same operation mode. „ To start operation 1. Press “MODE selector button...

Instruction SiENBE04-507A 88 System Configuration „ To change the air flow rate setting 5. Press “FAN setting button”. • Indoor unit quiet operationWhen the air flow is set to “ ”, the noise from the indoor unit will become quieter. Use this when making the noise quieter.The unit might lose capacity...

SiENBE04-507A Instruction System Configuration 89 2.5 Adjusting the Air Flow Direction You can adjust the air flow direction to increase your comfort. „ To adjust the horizontal blades (flaps) 1. Press “SWING button”. is displayed on the LCD and the flapswill begin to swing. 2. When the flaps have r...

Instruction SiENBE04-507A 90 System Configuration „ To start COMFORT AIRFLOW operation 3. Press “COMFORT AIRFLOW button”. The flap position will change, preventing air from blowing directly on the occupants of the room.• “ ” is displayed on the LCD. <COOL/DRY> The flap will go up.<HEAT> ...

SiENBE04-507A Instruction System Configuration 91 2.6 POWERFUL Operation NOTE POWERFUL operation quickly maximizes the cooling (heating) effect in any operation mode. You can get the maximum capacity. „ To start POWERFUL operation 1. Press “POWERFUL button”. • POWERFUL operation ends in 20 minutes.T...

Instruction SiENBE04-507A 92 System Configuration 2.7 OUTDOOR UNIT SILENT Operation NOTE OUTDOOR UNIT SILENT operation lowers the noise level of the outdoor unit by changing the frequency and fan speed on the outdoor unit. This function is convenient during night. „ To start OUTDOOR UNIT SILENT oper...

SiENBE04-507A Instruction System Configuration 93 2.8 ECONO Operation NOTE ECONO operation is a function which enables efficient operation by lowering the maximum power consumption value. „ To start ECONO operation 1. Press “ECONO button”. • “ ” is displayed on the LCD. „ To cancel ECONO operation 2...

Instruction SiENBE04-507A 94 System Configuration 2.9 INTELLIGENT EYE Operation “INTELLIGENT EYE” is the infrared sensor which detects the human movement. „ To start INTELLIGENT EYE operation 1. Press “SENSOR button”. • “ ” is displayed on the LCD. „ To cancel the INTELLIGENT EYE operation 2. Press ...

SiENBE04-507A Instruction System Configuration 95 “INTELLIGENT EYE” is useful for Energy Saving Notes on “INTELLIGENT EYE” CAUTION „ Energy saving operation • Change the temperature –2°C in heating / +2°C in cooling / +1°C in dry mode from set temperature. • Decrease the air flow rate slightly in fa...

Instruction SiENBE04-507A 96 System Configuration 2.10 TIMER Operation Notes Timer functions are useful for automatically switching the air conditioner on or off at night or in the morning. You can also use OFF TIMER and ON TIMER in combination. „ To use OFF TIMER operation • Check that the clock is...

SiENBE04-507A Instruction System Configuration 97 ATTENTION „ To use ON TIMER operation • Check that the clock is correct. If not, set the clock to the present time. (page 84) 1. Press “ON TIMER button”. 6:00 is displayed. blinks. 2. Press “TIMER Setting button” until the time setting reaches the po...

Instruction SiENBE04-507A 98 System Configuration 2.11 Care and Cleaning CAUTION Before cleaning, be sure to stop the operation and turn the breaker OFF. „ Indoor unit, Outdoor unit and Remote control 1. Wipe them with dry soft cloth. „ Front panel 1. Open the front panel. • Hold the panel by the ta...

SiENBE04-507A Instruction System Configuration 99 1. Open the front panel. (page 98) 2. Pull out the air filters. • Push a little upwards the tab at the center of each air filter, then pull it down. 3. Take off the air Titanium Apatite Photocatalytic Air-Purifying Filter. • Hold the recessed parts o...

SiENBE04-507A Instruction System Configuration 101 2.12 Troubleshooting The following cases are not air conditioner troubles but have some reasons. You may just continue using it. These cases are not troubles. Case Explanation Operation does not start soon. • When ON/OFF button was pressed soon afte...

SiENBE04-507A Instruction System Configuration 103 WARNING If one of the following symptoms takes place, call the service shop immediately. Disposal requirements Your air conditioning product is marked with this symbol. This means that electrical and electronic products shall not be mixed with unsor...

SiENBE04-507A Service Diagnosis 105 Part 6 Service Diagnosis 1. Caution for Diagnosis ..........................................................................1062. Problem Symptoms and Measures .....................................................1073. Service Check Function .........................

Caution for Diagnosis SiENBE04-507A 106 Service Diagnosis 1. Caution for Diagnosis The operation lamp flashes when any of the following errors is detected.1. When a protection device of the indoor or outdoor unit is activated or when the thermistor malfunctions, disabling equipment operation. 2. Whe...

SiENBE04-507A Problem Symptoms and Measures Service Diagnosis 107 2. Problem Symptoms and Measures Symptom Check Item Details of Measure Reference Page None of the Units Operates. Check the power supply. Check to make sure that the rated voltage is supplied. — Check the type of the indoor units. Che...

Service Check Function SiENBE04-507A 108 Service Diagnosis 3. Service Check Function In the ARC433A series remote controller, the temperature display sections on the main unit indicate corresponding codes. Check Method 1 1. When the timer cancel button is held down for 5 seconds, a “00” indication f...

SiENBE04-507A Troubleshooting Service Diagnosis 111 4. Troubleshooting 4.1 Error Codes and Description H : Displayed only when system-down occurs. Code Indication Description Reference Page System 00 Normal — U0 H Insufficient gas 141 U2 Over-voltage detection 143 U4 Signal transmission error (betwe...

Troubleshooting SiENBE04-507A 112 Service Diagnosis 4.2 Indoor Unit PCB Abnormality Remote Controller Display A1 Method of Malfunction Detection Evaluation of zero-cross detection of power supply by indoor unit. Malfunction Decision Conditions When there is no zero-cross detection in approximately 1...

SiENBE04-507A Troubleshooting Service Diagnosis 113 4.3 Freeze-up Protection Control or High Pressure Control Remote Controller Display A5 Method of Malfunction Detection „ High pressure control (heat pump model only) During heating operations, the temperature detected by the indoor heat exchanger t...

SiENBE04-507A Troubleshooting Service Diagnosis 115 4.4 Fan Motor (DC Motor) or Related Abnormality Remote Controller Display A6 Method of Malfunction Detection The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor operation. Malfunction Decisi...

SiENBE04-507A Troubleshooting Service Diagnosis 117 4.5 Thermistor or Related Abnormality (Indoor Unit) Remote Controller Display C4, C9 Method of Malfunction Detection The temperatures detected by the thermistors are used to determine thermistor errors. Malfunction Decision Conditions When the ther...

SiENBE04-507A Troubleshooting Service Diagnosis 119 4.7 Unspecified Voltage (between Indoor and Outdoor Units) Remote Controller Display UA Method of Malfunction Detection The supply power is detected for its requirements (different from pair type and multi type) by the indoor / outdoor transmission...

Troubleshooting SiENBE04-507A 120 Service Diagnosis 4.8 Outdoor Unit PCB Abnormality Remote Controller Display E1 Method of Malfunction Detection „ The system follows the microprocessor program to make sure it runs normally. „ The system checks to see if the zero-cross signal comes in properly. Malf...

Troubleshooting SiENBE04-507A 124 Service Diagnosis 4.12 Input Over Current Detection Remote Controller Display E8 Method of Malfunction Detection An input over-current is detected by checking the input current value with the compressor running. Malfunction Decision Conditions „ The following curren...

SiENBE04-507A Troubleshooting Service Diagnosis 125 4.13 Four Way Valve Abnormality Remote Controller Display EA Method of Malfunction Detection The indoor air temperature thermistor, the indoor unit heat exchanger thermistor, the outdoor temperature thermistor and the outdoor unit heat exchanger th...

SiENBE04-507A Troubleshooting Service Diagnosis 127 4.14 Discharge Pipe Temperature Control Remote Controller Display F3 Method of Malfunction Detection The discharge pipe temperature control (stop, frequency drooping, etc.) is checked with the temperature being detected by the discharge pipe thermi...

Troubleshooting SiENBE04-507A 128 Service Diagnosis 4.15 High Pressure Control in Cooling Remote Controller Display F6 Method of Malfunction Detection High-pressure control (stop, frequency drop, etc.) is activated in the cooling mode if the temperature being sensed by the heat exchanger thermistor ...

Troubleshooting SiENBE04-507A 130 Service Diagnosis 4.16 Compressor System Sensor Abnormality Remote Controller Display HO Method of Malfunction Detection „ The system checks the DC current before the compressor starts. Malfunction Decision Conditions „ If the DC current before compressor start-up i...

SiENBE04-507A Troubleshooting Service Diagnosis 131 4.17 Position Sensor Abnormality Remote Controller Display H6 Method of Malfunction Detection A compressor startup failure is detected by checking the compressor running condition through the position detection circuit. Malfunction Decision Conditi...

Troubleshooting SiENBE04-507A 132 Service Diagnosis 4.18 DC Voltage / Current Sensor Abnormality Remote Controller Display H8 Method of Malfunction Detection Detecting abnormality of the DC sensor by the running frequency of compressor and by the input current multiplied DC voltage and current. Malf...

SiENBE04-507A Troubleshooting Service Diagnosis 135 4.20 Electrical Box Temperature Rise Remote Controller Display L3 Method of Malfunction Detection An electrical box temperature rise is detected by checking the radiation fin thermistor with the compressor off. Malfunction Decision Conditions With ...

SiENBE04-507A Troubleshooting Service Diagnosis 137 4.21 Radiation Fin Temperature Rise Remote Controller Display L4 Method of Malfunction Detection A radiation fin temperature rise is detected by checking the radiation fin thermistor with the compressor on. Malfunction Decision Conditions If the ra...

SiENBE04-507A Troubleshooting Service Diagnosis 139 4.22 Output Over Current Detection Remote Controller Display L5 Method of Malfunction Detection An output over-current is detected by checking the current that flows in the inverter DC section. Malfunction Decision Conditions „ A position signal er...

SiENBE04-507A Troubleshooting Service Diagnosis 141 4.23 Insufficient Gas Remote Controller Display U0 Method of Malfunction Detection Gas shortage detection I : A gas shortage is detected by checking the compressor running frequency.Gas shortage detection II : A gas shortage is detected by checking...

Check SiENBE04-507A 144 Service Diagnosis 5. Check 5.1 How to Check 5.1.1 Fan Motor Connector Output Check Check No.01 1. Check connector connection.2. Check motor power supply voltage output (pins 4-7).3. Check motor control voltage (pins 4-3).4. Check rotation command voltage output (pins 4-2).5. ...

Check SiENBE04-507A 148 Service Diagnosis 5.1.7 Outdoor Unit Fan System Check Check No.9 DC motor 5.1.8 Power Supply Waveforms Check Check No.10 Measure the power supply waveform between pins 1 and 3 on the terminal board, and check the waveform disturbance. „ Check to see if the power supply wavefo...

SiENBE04-507A Check Service Diagnosis 149 5.1.10 Power Transistor Check Check No.13 Note: Check to make sure that the voltage between the terminal of Power transistor (+) and (-) is approx. 0 volt before checking power transistor. < Measuring method >Disconnect the compressor harness connector...

SiENBE04-507A Removal Procedure 151 Part 7 Removal Procedure 1. Indoor Unit...........................................................................................152 1.1 Removal of Air Filter .............................................................................1521.2 Removal of Front Pan...

Indoor Unit SiENBE04-507A 152 Removal Procedure 1. Indoor Unit 1.1 Removal of Air Filter Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Appearance feature Warning Dangerous: High voltageA high voltage is a...

Indoor Unit SiENBE04-507A 154 Removal Procedure 1.2 Removal of Front Panel Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Removing the front panel 1 Put your fingers on the right and left projections of th...

Indoor Unit SiENBE04-507A 156 Removal Procedure 1.3 Removal of Front Grille Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Removing the service cover 1 Remove the screw of the service cover. Preparation „ ...

SiENBE04-507A Indoor Unit Removal Procedure 159 1.4 Removal of Horizontal Blades and Vertical Blades Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Removing the horizontal blade (large) 1 2 3 4 Open the ho...

Indoor Unit SiENBE04-507A 162 Removal Procedure 1.5 Removal of Electrical Box Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1 2 3 4 The figure shows the connections of wire harnesses. Remove the screw of the...

SiENBE04-507A Indoor Unit Removal Procedure 165 1.6 Removal of PCB Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Removing the shelter 1 2 3 The figure shows the appearance of the electrical box. Open the ...

SiENBE04-507A Indoor Unit Removal Procedure 171 1.7 Removal of Drain Pan Unit Procedure Warning Be sure to turn off all power supplies at least 10 min. before disassembling work. Step Procedure Points 1. Removing the drain pan unit Preparation „ Remove the electrical box according to the “Removal of...

SiENBE04-507A Indoor Unit Removal Procedure 175 1.8 Removal of Fan Motor Procedure Warning Be sure to turn off all power supplies at least 10 min. before disassembling work. Step Procedure Points 1 Undo the fan motor lead wires from the hooks. Preparation „ Remove the drain pan unit according to the...

SiENBE04-507A Indoor Unit Removal Procedure 177 1.9 Removal of Heat Exchanger Procedure Warning Be sure to turn off all power supplies at least 10 min. before disassembling work. Step Procedure Points 1. Disconnecting the refrigerant pipe Preparation „ Remove the drain pan unit according to the “Rem...

Indoor Unit SiENBE04-507A 180 Removal Procedure 1.10 Removal of Fan Rotor Procedure Warning Be sure to turn off all power supplies at least 10 min. before disassembling work. Step Procedure Points 1. Removing the drip proof plate Preparation „ Remove the heat exchanger according to the “Removal of H...

SiENBE04-507A Outdoor Unit Removal Procedure 183 2. Outdoor Unit 2.1 Removal of Panels and Fan Motor Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Features „ Take care not to cut your finger by the fins o...

Outdoor Unit SiENBE04-507A 192 Removal Procedure 2.3 Removal of Reactor and Partition Plate Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points „ Remove the outer panels. „ Remove the electrical box. 1. Remove the...

Outdoor Unit SiENBE04-507A 194 Removal Procedure 2.4 Removal of Sound Blanket Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points „ Remove the outer panels. „ Remove the electrical box. 1. Remove the sound blanket...

Outdoor Unit SiENBE04-507A 196 Removal Procedure 2.5 Removal of Four Way Valve Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Remove the peripheries. „ Remove the four way valve and the sheets of putty so ...

Outdoor Unit SiENBE04-507A 198 Removal Procedure 2.6 Removal of Compressor Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Remove the compressor. 1 Unscrew the nut of the compressor. „ Before working, make ...

Others SiENBE04-507A 204 Others 1. Others 1.1 Test Run from the Remote Controller For Heat pump In cooling mode, select the lowest programmable temperature; in heating mode, select the highest programmable temperature. „ Trial operation may be disabled in either mode depending on the room temperatur...

SiENBE04-507A Others Others 205 1.2 Jumper Settings 1.2.1 When Two Units are Installed in One Room When two indoor units are installed in one room, the two wireless remote controllers can be set for different addresses. How to set the different addresses „ Control PCB of the indoor unit (1) Remove t...

SiENBE04-507A Appendix 207 Part 9 Appendix 1. Piping Diagrams ..................................................................................208 1.1 Indoor Units ..........................................................................................2081.2 Outdoor Units ...........................

Piping Diagrams SiENBE04-507A 208 Appendix 1. Piping Diagrams 1.1 Indoor Units FTKS20/25/35DVMW(L), FTKS20/25/35DVMW9,FTKS20/25/35D2VMW(L), FTKS20/25/35DAVMW(L),FTKS20/25/35D3VMW(L) FTXS20/25/35DVMW(L), FTXS20/25/35DVMW9,FTXS20/25/35D2VMW(L), FTXS20/25/35DAVMW(L),FTXS20/25/35D3VMW(L) M 4D050757 FIEL...

SiENBE04-507A Piping Diagrams Appendix 209 1.2 Outdoor Units 1.2.1 Cooling Only RKS20/25DVMB, RKS20/25D2VMB, RKS20/25D3VMB RKS35DVMB, RKS35D2VMB, RKS35D3VMB M HEAT EXCHANGER DISCHARGE PIPE THERMISTOR MUFFLER FOUR WAY VALVENORMALLY OFF COMPRESSOR ACCUMULATOR MUFFLER LIQUID STOP VALVE GAS STOP VALVE F...

SiENBE04-507A Index i Index Numerics 00 .........................................................................1113-minutes standby ............................................58, 65 A A1 .........................................................................112A5 ..................................

SiENBE04-507A Drawings & Flow Charts v Drawings & Flow Charts A ARC433A .............................................................108 automatic air flow control .......................................49 automatic operation ...............................................51 auto-swing ........

SiEBE04-507A Service Man ual / Inverter P air W all Mounted Type D-Series SiENBE04-507A Service Manual [Applied Models] ! Inverter Pair : Cooling Only ! Inverter Pair : Heat Pump Inverter Pair Wall Mounted Type D-Series Daikin Europe N.V. participates in the Eurovent Certification Programme for Air ...