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Contents
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5. 1 3 1 Meaning of warnings and symbols Warnings in this manual are classified according to their severity and probability of happening Danger Indicates an imminently hazardous situation which if not avoided will result in death or serious injury gt Warning Indicates a potentially hazardous situation which if not avoided could result in death or serious injury gt Caution Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury gt Notice Indicates situations that may result in damage to equipment or property Information This symbol identifies useful information but no hazardous situation warnings Some types of danger are represented by special symbols Electric current gt Danger of burning or scalding gt 2 Precautions for installation All instructions described in this manual shall be carried out by a licensed installer Install the unit according to the instructions in the included documentation and the manuals of the additional equipment e g controller Improper installation could result in electric shock short circuit leaks fire or other damage to the equipment Be sure to wear adequate personal protection equipment protection gloves safety glasses when performing installation maintenance or service to the unit If not sure of installation procedures or operation of the unit always contact your local DAIKIN
6. Drain pipe installation on page 8 If the drain hose cannot be sufficiently set on a slope fit the drain hose with a drain raising piping field supply as illustrated in figure 7 How to perform drain piping Ceiling slab Hanger bracket Drain raising pipe nominal diameter 20 mm Drain hose delivered with the unit a Metal clamp delivered with the unit Keep pipe size equal to or greater than that of the connecting pipe 20 mm inner diameter B Install the drain raising pipes at a height of less than 545 mm Install the drain raising pipes at a right angle to unit and no more than 300 mm from the unit B To prevent air bubbles install the drain hose level or slightly tilted up 75 mm B Insulate the complete drain piping inside the building Zu DAIKIN Fan coil units 4PW64524 1A 05 2011 Installation manual 8 Install the fan coil unit Information When unifying multiple drain pipes install the pipes as illustrated in figure 17 Unifying multiple drain pipes Select converging drain pipes whose size 15 suitable for the operating capacity of the unit a T jointconverging drain pipes 4 7 2 Connect the drain piping to the unit 1 Push the drain hose delivered with the unit as far as possible over the drain socket as illustrated in the figure below Fig 4 6 Connecting the drain hose a Drain socket fixed to the unit b Drain hose delivered with t
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8. KDDQ44XA60 Kit which can be connected to the ventilation system in order to supply fresh air to the fan coil unit FNF DAIKIN Fan coil units 4PW64524 1A 05 2011 Installation manual 2 Prepare the installation of the fan coil unit Sensor Identification code Description Remote temperature KRCS01 1 Replacement sensor sensor to measure temperature remotely from a location other than that in which the controller is installed Identification code Description Schedule timer DST301BA51 Y Controller with schedule timing functionality a For installation of these options an installation box option kit may be required See option list in the data book for more information Valves Identification code Description 2 way valve EKMV2C09B7 Electronic 2 way ON OFF type valve to control the water supply EKRP1C11 3 way valve EKMV3C09B7 Electronic 3 way ON OFF type valve to control the water supply EKRP1C11 Electronic circuits Identification code Description Valve control PCB EKRP1C11 Mandatory electronic circuit when 2 way or 3 way valve is used Optional PCB for EKFCMBCB7 Electronic circuit with Modbus connection Modbus interface connections Wiring adaptor for KRP4A A 53 Electronic circuit with electrical appendices KRP2A52 8 additional connections for external input output signals Remote ON OFF EKROROA Connection to control and Forced kit the ON OFF op
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10. ap anaisnjoxe uebia do liqualy GN 0 91U9S9d ej Jed S9SIA 9UUOIIDU09 sa onb apigesuodsal ajnes es snos Ca 0 Js wwnseg Bunepy13 9S9ID 11 aepo ap gep DUnUOWUJ9A auras ne uea Ca 20 UOIBJBIO9D SIL UOIUA 0 aur 124101500059 ajos 5 apun 85 10 NN ulyieg 39 1IMHOHN09 NOIIVdV19 d 9 ONNYY THUIS LV LINHOINOX 39 ALINYOINOO JO NOILVEV 1930 39 SHZUOdOWWAS HZOVHV 39 VIIMHOHN09 Id NOIZVdVIHOId 39 dVQIMdHOHN09 QNO0IOVdV19 d 9 Introduction Table of contents 1 Introduction 1 Introduction 1 1 1 About fan coil units 1 1 About fan coil units 1 A fan coil unit provides heating and or cooling to individual spaces lt 1 2 About this fan coil unit 1 creates a comfortable environment in both commercial and residential 1 3 About this document 1 applications Fan coil units are widely used for the air conditioning of 24 Mesina etwa offices hotels and houses ds Meaning 9 2 The main components of fan coil units are symbols 2 Precautions for installation 2 1 aheat exchanger 3 Prepare the installation of the fan coil 2 unit The heat exchanger receives hot or cold water from
11. Wireless remote controller Receiver display unit ASP Printed circuit board A4P BS1 Push button ON OFF H1P Light emitting diode ON red H2P Light emitting diode timer green H3P Light emitting diode filter sign red H4P Light emitting diode defrost orange 551 Selector switch main sub 552 Selector switch wireless address set Connector for optional parts er X24A Connector wireless remote controller otice Never connect the unit transmission wiring to the remote Connector valve control adaptor controller wiring This connection could cause irreparable X35A Connector external adaptor damage to the entire system 9 y X40A ON OFF input from outside Wiring diagram Refer to the wiring diagram sticker on the unit on the inside of the Notes control box cover 1 lfaremote controller is used connect it to the unit in accordance with the controller installation manual EER Terminal RED Red YLW Yellow i on 2 The remote controller model varies according to the combination Connector BLK Black GRN Green with the system en connector WHT White BLU Blue See technical data catalogues etc before connecting u 3 Ground the shield of the remote controller wire to the indoor unit EM Field wiring ORG Orange in case of using shield wire 4 When using the central remote controller see manual for MP Printed connection to the unit f rinted circuit boar A2P 5 X24A
12. adequate measures in order to prevent that the unit will be used as a shelter by small animals Small animals making contact with electrical parts can cause malfunctions smoke or fire Please instruct the user to keep the area around the unit clean and clear 5 2 Configure the unit It is important that all information in this chapter is read sequentially by the installer and that the unit is configured as applicable Configuration of the unit is done trough the controller in accordance with the installation condition NW Setting can be made by changing the Mode No First code No and Second code No For setting and operation refer to Field setting in the installation manual of the controller Setting ceiling height Adjust the Second code No according to the table below so that it corresponds to the ceiling height of your installation Second code is factory set to 01 Ceiling height Mode No Firstcode No Second code m No 9 _ 0 EEC pa 6 Table 5 2 Ceiling height setting Setting air discharge direction For changing air discharge direction 2 3 or 4 directions refer to the option handbook of the optional blocking pad kit Second code No is factory set to 01 for all round air discharge ME DAIKIN Fan coil units 4PW64524 1A 05 2011 Installation manual 10 Commission the fan coil unit Setting air filter sign Remote cont
13. adjust button to make sure the unit is in operation vi 6 Press Inspection Test Operation button 5 operate normally 7 Confirm function of unit according to the operation manual 5 4 Handover to the user Once the test run 15 finished and the unit operates properly fill in the sheet Handover of the installation to the user which is an annex of the user manual 6 Service and maintenance For safety reasons switch off the unit before carrying out any maintenance or service activities The service and maintenance activities which are mentioned in this paragraph may only be carried out by the installer or service company Danger electric shock See Precautions for installation on page 2 gt Danger high temperature See Precautions for installation on page 2 gt Notice Do not pour any liquid on the fan coil unit This could damage the components inside it Installation manual 11 DAIKIN Fan coil units 4PW64524 1A 05 2011 6 1 Maintenance tasks Cleaning the air filter Clean the filter when necessary Clean the filter at least once every 6 months If the unit is installed in a room where the air is extremely contaminated clean more often If it becomes impossible to clean replace the air filter with an original spare part To clean the air filter Service and maintenance 7 Glossary Term Meaning Accessories Equipment wh
14. in a potentially explosive atmosphere 3 3 Prepare the installation space When preparing the installation space use the paper pattern for installation which 15 delivered with the unit More information on how to prepare the ceiling opening can be found in chapter Prepare the ceiling opening on page 5 When the conditions in the built in space are exceeding 30 C and exceeding a relative humidity of 80 or when fresh air 15 inducted into the ceiling an additional insulation is required on the outside of the unit minimum 10 mm thickness polyethylene foam 3 4 Prepare the water piping work The unit is equipped with a water inlet and water outlet for connection to a water circuit The water circuit must be provided by an installer and must comply with the applicable legislation Notice The unit is only to be used in a closed water system Application in an open water circuit can lead to excessive corrosion of the water piping Before performing the water piping work check the following points B the maximum water pressure is 10 bar B the minimum water temperature is 5 C B the maximum water temperature is 70 C be sureto install components in the field piping that can withstand the water pressure and temperature provide adequate safeguards in the water circuit to be sure that the water pressure will never exceed the maximum allowable working pressure provide a proper drain for the pressure relief v
15. water may drip The drainage flows smoothly If drainage does not flow smoothly condensate water may drip The power supply voltage corresponds to the voltage on the nameplate of the unit The wiring and piping connections are correct In case of wrong connections the unit may malfunction or components may burn out The earth wires are connected properly The earth terminals have been tightened The wiring size is according to specifications In case of wrong wiring size the unit may malfunction or components may burn out Commission the fan coil unit Tick when checked The fuses circuit breakers or the locally installed protection devices are of the size and type specified in the chapter Prepare the electrical wiring work on page 4 None of the fuses or protection devices have been bypassed There are no visible loose connections or damaged electrical components in the control box or inside the unit There are no damaged components or squeezed pipes inside the unit There is no water leakage inside the unit If there is water leakage close the water inlet and water outlet shut off valves and call your local DAIKIN dealer All air is removed from the circuit All options are correctly installed and connected The air inlet and outlet of the unit is not obstructed by paper sheets cardboard or any other material Table 5 1 Installation completion checklist Warning Be sure to provide for
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19. DAIKIN INSTALLATION MANUAL FWF02B7TV1B FWF03B7TV1B FWF04B7TV1B FWF05B7TV1B FWF02B7FV1B FWF03B7FV1B FWF04B7FV1B FWF05B7FV1B am lt Q Q 8 1 2 3 amp gt b C d e f g h 1x 1x 8x 4x 1x FWF_T 2x FWF 2 1x 1x 2x FWF_F 4x FWF_F 4x ee e OE 205 0 545 750 a A Tie WE u 9 10 0078 8 OOS 1EBS9DJOOADUBZ AN 3IdOUYUN3 NIMIVO 0102 JOQUISAON JO PUSISO eius youIjesneg 3PW66183 1 ekewejop IUISBASO Ide yuya AN adong ueq GZ eloynujsuoy SDIUU091 Jogns BU9UABJdO af AN adouna 3500901005 pz ap nJesog 9Z9IOUO00 es 7 ajsa AN 900113 UIE gl uajijsuofsynujsuoy 9SIU 9 USP e seyn adong ZL 2 4507 02129 9J95ID9 BlBZZUOInP 9 adong ueq 90 OysIuya peses JI adong EZ feu fomnasuoy eluemKmodeudo elueJalgz op alualuzemodn A N adong YSIU91 uap eypeisuewwes Je AN 900113 ss LL YOIU09 101201
20. X33A X35A and X40A are connected when optional accessories being used E 6 X24A is connected when the wireless remote controller is being F1U Fuse F5A 250 V used HAP Light emitting diode service monitor green 7 Availability of R2T and or R3T is depending on model type KPR Magnetic relay M1P M1F Motor indoor fan M1P Motor drain pump 15 Motor swing Installation manual DAIKIN Fan coil units 4PW64524 1A 05 2011 System examples B When using 1 remote controller for 1 indoor unit normal operation See figure 12 1 remote controller for 1 indoor unit a Fan coil unit b Remote controller optional equipment C Overcurrent fuse B For group control or use with 2 remote controllers See figure 13 Group control or use with 2 remote controllers Fan coil unit Remote controller optional equipment Overcurrent fuse y Interconnection wiring total current should not exceed 12 A Information 1 It is not necessary to designate indoor unit address when using group control The address 15 automatically set when the power 15 activated Forforced OFF and ON OFF operation connect input wires from the outside on the EKROROA option kit For more information refer to Install optional equipment on page 9 Wire Sheathed vinyl cord or cable specification 2 wire External Contact that can ensure the minimum applicable terminal load of 15 V DC 10
21. a heating or cooling source 3 1 Check pkan you have all optional 2 DAIKIN offers a wide range of fan coil units for both concealed and ern l exposed applications Contact your DAIKIN dealer for a list of related 3 2 Verify the appropriate installation 3 products location 3 3 Prepare the installation space 3 1 2 About this fan coil unit 3 4 Prepare the water piping work 3 The model identification code means 3 5 Prepare the electrical wiring work 4 3 6 Prepare the installation of optional 4 FW F 02 B 7 T V1 B equipment 4 Install the fan coil unit 4 FW Water fan coil unit 4 1 Unpack the unit 4 F Subclass 4 2 Check if all accessories are included 5 Cassette F 2x2 4 3 Prepare the ceiling opening 5 4 4 Fix the unit 5 02 Total cooling capacity kW 4 5 Perform the water piping work 6 B Major model change 4 5 1 Connect the water pipes 6 7 Minor model change 4 5 2 Insulate the water pipes 6 T Coil type 4 5 3 Fill the water circuit 6 T 2 pipe 4 6 Connect the electrical wiring 7 F 4 pipe 4 6 1 Connect the power supply 8 V1 1 phase 50 Hz 220 240 V 4 6 2 Connect the remote controller 8 B Produced in Europe and unit transmission wiring 4 6 3 Close the control box 8 The following models available 4 7 Perform the drain piping work 8 FWFO02 03 04 05B7TV1B 4 7 1 Install the drain piping in the 8 2 pipe fan coil units have a single circuit heat exchanger The building device can be used for either cooling or
22. al extended length in the system in case of group control See figure 13 Group control or use with 2 remote controllers 3 6 Prepare the installation of optional equipment Air flow directions For this unit you can select different air flow directions It is necessary to purchase an optional blocking pad kit to limit the air discharge to 2 3 or 4 closed corners directions Select the air flow directions best suited for the room and point of installation For air discharge in 2 or 3 directions it is necessary to make field settings by means of the remote controller and to close the air outlet s as illustrated in figure 1 Airflow directions DD air flow direction a Air discharge in 4 directions b Air discharge in directions Air discharge in 2 directions Information 1 Air flow directions as shown merely serve as examples of possible air flow directions For other preparations related to the installation of optional equipment refer to Install optional equipment on page 9 4 Install the fan coil unit 4 1 Unpack the unit When receiving the unit please check its state Verify if any damage occurred during transport If the unit and or packing are damaged at delivery report this immediately to the carrier s claims agent Identify model and version of the unit from the indications stated on the carton packing Leave the unit inside its packing until you reach the installation site Where unpacki
23. alve if installed to avoid any water coming into contact with electrical parts be sure that the water flow rates are according to the table below Minimum water Maximum water speed I min speed I min the air passage is not blocked FWF02 05B7TV1B the condensate water be properly drained FWF02B7FV1B the installation location is frost free FWF03 05B7FV1B B the unit can be installed horizontally Table 3 1 Maximum and minimum water flow provide shut off valves at the unit so that normal servicing can be accomplished without draining the system Installation manual DAIKIN Fan coil units 4PW64524 1A 05 2011 B provide drain taps at all low points of the system to permit complete drainage of the circuit during maintenance or service to the unit B provide air purge valves at all high points of the system valves shall be located at points which are easily accessible for servicing A manual air purge valve is mounted onto the unit always use materials which are compatible with the water and a maximum of 40 volume glycol B select piping diameter in relation to required water flow and available ESP External Static Pressure of the system pump 3 5 Prepare the electrical wiring work The unit must be connected to the power supply All field wiring and components must be installed by an installer and must comply with the applicable legislation Warning A main switch
24. cording to the figure Terminal Wiring LL oon O X AT HO Fig 4 5 Terminal wiring Use the specified electric wire refer to Field wiring specifications on page 4 Connect the wire securely to the terminal Lock the wire down without applying excessive force to the terminal Use the appropriate tightening torque PN Tightening torque N m Terminal block for remote controller 0 79 0 97 Terminal block for power supply 1 18 1 44 Table 4 1 Tightening torque Remote controller wiring should be located at least 50 mm away from the unit transmission wiring and other wiring Failure to observe this guideline may result in malfunction due to electrical noise For the remote controller wiring refer to the installation manual of the remote controller delivered with the remote controller Keep wiring in neat order so that wires do not obstruct other equipment or force the control box cover to pop open Make sure the cover closes tight Incomplete connections could result in overheating and in the worst case electric shock or fire Q1M Thermo switch M1F embedded Q1D1 Field earth leak detector Max 300 mA R1T Thermistor air R2T Thermistor R3T S1L Float switch Transformer 220 240 V 22 V V1TR Phase control circuit Terminal strip X2M Z1F Ferrite core TC Signal transmission circuit Wired remote controller R1T 551 Thermistor air Selector switch main sub
25. dealer for advice and information Danger electric shock Switch off all power supply before removing the control box cover or before making any connections or touching electrical parts To avoid electric shock be sure to disconnect the power supply 1 minute or more before servicing the electrical parts Even after 1 minute always measure the voltage at the terminals of main circuit capacitors or electrical parts and before touching be sure that those voltages are 50 V DC or less fh Danger high temperature Do not touch the water piping or internal parts during and immediately after operation The piping and internal parts may be hot or cold depending on the working condition of the unit Your hand may get burned or frostbitten if you touch the piping or internal parts To avoid injury give the piping and internal parts time to return to normal temperature or if you must touch them be sure to wear adequate protective gloves Precautions for installation 3 Prepare the installation of the fan coil unit 3 1 Check that you have all optional equipment Mandatory equipment per fan coil unit Each fan coil unit must be equipped with one of these decoration panels Decoration panel Identification code Description Decoration panel BYFQ60B Decoration panel for the fan coil unit Panel spacer KDBQ44B60 Decorative spacer to fill the gap between panel and unit when the height of the suspended ceiling 15 too smal
26. e power supply terminal block again Fit the control box cover back in place 4 8 Install optional equipment For the installation of optional equipment refer to the installation manual which is delivered with the optional equipment and take into account the remarks mentioned in the table below Option Description Remark BYFQ60B Decoration panel KAFQ441BA60 Long life replacement filter KDDQ44XA60 Fresh air intake kit KDBH44BA60 Sealing member of air discharge outlet BRC7E530 Remote controller Not all functions are available wireless cooling for the FWF models and heating BRC7E531 Remote controller Not all functions are available wireless cooling for the FWF models only KRCS01 1 Remote temperature sensor DCS302CA51 Central remote controller DCS601C51C Intelligent touch controller connection EKROROA DCS301BA51 Unified ON OFF controller option kit is needed DST301BA51 Schedule timer 1 KRP4A A 53 Wiring adaptor for Installation refer to FXZQ electrical Connection refer to appendices VRV system KRP2A52 Wiring adaptor for Installation refer to FXZQ electrical Connection refer to appendices VRV system Installation direct connect to indoor unit no outdoor unit connection Not all functions are available for the FWF models Installation direct connect to indoor unit no outdoor unit connection It is not possible to use AIRNET or telephone connection Not all fu
27. ed service company for a list of available spare parts Information 1 Before starting the troubleshooting procedure carry out thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring FWE DAIKIN Installation manual Fan coil units 4PW64524 1A 05 2011 12 533 9 585 660 h 700 ces 9 9 099 989 9 5 y 00Z 11 23 22 21 Copyright 2010 Daikin DAIKIN EUROPE N V Zandvoordestraat 300 B 8400 Oostende Belgium 4PW64524 1A 05 2011
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29. emale BSP Hot water outlet 3 4 female BSP Transmission wiring entry so m a j Air purge valve Connect the water inlet and outlet connections of the fan coil unit to the water piping as illustrated in figure 5 Connecting the water piping a Water piping m 3 4 male BSP in case of direct connection to the unit MW 3 4 female BSP in case of connection to an optional valve b O ring delivered with the unit Notice Q Do not use excessive force when connecting the piping This could deform the unit piping Deformation of the piping can cause the unit to malfunction In case the optional valve is used refer to the installation manual of the valve kit to install the field piping Install the fan coil unit 4 5 2 Insulate the water pipes The complete water circuit inclusive all piping must be insulated to prevent condensation and reduction of the capacity F e a a 7 e b Fig 4 3 Water piping insulation Water inlet Water outlet Sealing pad for piping connections delivered with the unit d Insulation tube delivered with the unit If the temperature is higher than 30 C and the relative humidity is higher than 80 then the thickness of the sealing materials shall be at least 20 mm in order to avoid condensation on the surface of the sealing 4 5 3 Fill the water circuit Notice Water quality must be according to EU directive 98 83 EC Notice O U
30. eration remotely a For installation of these options an installation box option kit may be required See option list in the data book for more information 3 2 Verify the appropriate installation location When selecting the installation location take into account the instructions as mentioned in the following paragraphs of this chapter Select an installation location where the following conditions are fulfilled the space around the unit is adequate for maintenance and servicing See figure 2 Space required for installation B the space around the unit allows sufficient air circulation and air distribution See figure 2 Space required for installation B the unit may be installed on ceilings up to 3 5 m However it becomes necessary to make field settings using the remote controller when installing the unit at a height over 2 7 m Install the unit where the height of the decoration panel is more than 2 5 m to avoid accidental touching B the unit must be installed as far away as possible from fluorescent lights or other sources that possibly interfere with the signal of wireless remote controllers See figure 2 Space required for installation a Air outlet b Air inlet Information 1 Leave 200 mm more space where marked with on sides where the air outlet is closed Refer to figure 2 Space required for installation Information The equipment is not intended for use
31. fan coil units and other DAIKIN products Cleaning the suction grill 1 Switch off the power supply 2 both knobs simultaneously and carefully lower the grill Service Qualified company which can perform or The suction grill is now opened company coordinate the required service to the fan coil unit See figure 18 Opening the suction grill 3 Open the suction grill 45 degrees and lift it upward The suction grill is now detached See figure 19 Detaching the suction grill 4 Pullthe hook of the air filter out diagonally downward and remove the filter See figure 20 Detaching the air filter 5 Wash the suction grill with a soft brush and neutral detergent and dry thoroughly See figure 21 Cleaning the suction grill 6 Attach the air filter to the suction grill by hanging it to the projected portion above the suction grill Press the bottom of the air filter against the projections on the bottom of the grill to snap the air filter into its place See figure 23 Fixing the air filter 7 Close the suction grill 6 2 Service to the unit For detailed instructions on reparations of the unit refer to the service manual Contact your local DAIKIN dealer to obtain the service manual If the cause of the problem can not be found or more information is needed call your local DAIKIN dealer or the appointed service company In case some part is damaged and needs to be replaced call your local DAIKIN dealer or the appoint
32. he unit 2 Tighten the metal clamp until the screw head is less than 4 mm from the metal clamp part as illustrated in figure 8 Wrap sealing pad a Drain socket fixed to the unit b Drain hose delivered with the unit Metal clamp delivered with the unit d Large sealing pad delivered with the unit e Drain piping field supply 4 7 3 Test the drain piping After the drain piping work is finished check if drainage flows smoothly 1 Add approximately 2 of water gradually through the air outlet See figure 10 Method of adding water a Plastic watering can tube should be about 100 mm long b Service drain outlet with rubber plug Use this outlet to drain water from the drain pan Drain pump location Drain pipe e Drain socket 2 Check the drainage flow B Incase the electric wiring work is finished Check drainage flow during COOL running explained in Test the installation on page 11 In case electric wiring work is not finished 1 Remove the control box cover Connect the power supply 50 Hz 220 240 V to connections 1 and 2 on the power supply terminal block and connect the ground wire firmly 2 Close the control box cover and turn on the power Danger electric shock Do not touch the drain pump 3 Confirm the drain operation looking at the drain socket 4 After checking the drainage flow turn off power remove the control box cover and disconnect the power supply from th
33. heating 4 7 2 Connect the drain piping to the 9 FWFO2 03 04 05B7FV1B 4 pipe fan coil units have a double circuit heat exchanger The 4 7 3 Test the drain piping 9 units can be connected to both cooling and heating systems Use 4 8 Install optional equipment 9 this type if you have a separate source for cooling and for 5 Commission the fan coil unit 10 5 1 Verify completion of installation 10 1 3 About this document 5 2 Configure the unit 10 53 Test the installation 41 This document is an installation manual It is intended for the installer of this product It describes the procedures for installing 5 4 Handover to the user 11 commissioning and maintaining the unit and it will provide help if 6 Service and maintenance 11 problems occur Carefully read the relevant parts of the manual 6 1 Maintenance tasks 12 l 2 6 2 Service to the unit 12 How to get me manual 7 Glossary 12 B A printed version of the manual is delivered with the unit Contact your local DAIKIN dealer for an electronic version of the manual For detailed instructions about how to install and operate the associated products and or optional equipment refer to the relevant catalogues technical literature or product manuals for those products The original documentation is written in English All other languages are translations of the original documentation Installation manual DAIKIN Fan coil units 4PW64524 1A 05 2011
34. ich 15 delivered with the unit and which needs to be installed according to the instructions in the documentation 1 Switch off the power supply 2 Push both knobs simultaneously and carefully lower the grill Applicable All international European national and local The suction grill is now opened legislation directives laws regulations and or codes which mn are relevant and applicable for a certain product or See figure 18 Opening the suction grill domain 3 hook of the air filter out diagonally downward and remove the filter See figure 20 Detaching the air filter Circuit Safety device used in electrical installations to 4 Use a vacuum cleaner or wash the air filter with water breaker fuse prevent eleciric shock When the air filter is very dirty use a soft brush and neutral detergent Dealer Sales distributor for fan coil units and other DAIKIN See figure 22 Cleaning the air filter products 5 Fixthe air filter Attach the air filter to the suction grill by hanging it to the projected portion above the suction grill Press the bottom of the air filter Field supply Equipment which needs to be installed according against the projections on the bottom of the grill to snap the air to instructions in this manual but which are not filter into its place supplied by DAIKIN See figure 23 Fixing the air filter O Glose the SUcUgN grii Installer Technical skilled person who is qualified to install 8
35. l Mandatory equipment Each fan coil unit must be connected to at least one of the listed controllers Controllers Identification code Description Electronic remote BRC7E530 Wireless remote controller wireless controller to control cooling and heating each fan coil unit independently with cooling and heating functionality Electronic remote BRC7E531 Wireless remote controller wireless controller to control cooling only each fan coil unit independently with cooling functionality only Electronic remote BRC315D7 4 Wired remote controller wired controller to control each fan coil unit with cooling and heating functionality DCS302CA51 Remote controller for centralized control of all connected units DCS601C51C 4 Advanced remote controller for centralized control of all connected units DCS301BA51 4 Remote controller to switch all connected units ON or OFF a For installation of these options an installation box option kit may be required See option list in the data book for more information Central remote controller Intelligent touch controller Unified ON OFF controller Optional Equipment to extend the life of your product Air handling options Sealing member of KDBH44BA60 Blocking parts to air discharge outlet close one or more air outlets of the fan coil unit Identification code Description Long life KAFQ441BA60 High quality filter replacement filter Fresh air intake kit
36. mA Table 4 2 Forced OFF and ON OFF wiring specifications 4 6 1 Connect the power supply See figure 9 How to connect electrical wiring A Detail connect the remote controller and unit transmission cables B Detail connect the power supply cable Do NOT connect wires to the terminal numbered 3 C Detail close the cable intake holes Stick the adhesive sealing pads onto the casing outside to close the wiring intake holes Control box cover Wiring diagram sticker Remote controller cable Remote controller and unit transmission terminal block X1M Power supply cable Power supply terminal block X2M Large clamp field supply gt Small clamp field supply Clamp holder j Sealing pad delivered with the unit k Ground wire Power supply cable intake m transmission cable n Remote controller and unit transmission cables intake Install the fan coil unit 1 Remove the control box cover a as illustrated in figure 9 How to connect electrical wiring 2 Pull the power supply cable e or interconnection wiring in case of common power supply inside through the power supply cable intake l 3 Connect the power supply wires to the power supply terminal block f Connect L to terminal 1 and connect to terminal 2 4 Connect the ground wire k to the grounding terminal 5 Securely fix the wiring using a clamp 9 6 Install an earth leakage detecto
37. mM Attach the paper pattern for installation to the unit with the screws as illustrated in figure 16 Paper pattern for installation a Paper pattern for installation delivered with the unit b Screws delivered with the unit Installation manual DAIKIN EE Fan coil units 4PW64524 1A 05 2011 3 Adjust the unit to the right position for installation 4 Check if the unit is horizontally levelled Do not install the unit tilted The unit is equipped with a built in drain pump and float switch If the unit 15 tilted against the direction of the condensate flow the drain piping side 15 raised the float switch may malfunction and cause water to drip B Check if the unit is levelled at all four corners with a water level or a water filled vinyl tube as illustrated in the figure below Fig 4 2 Check if unit is levelled a Water level b Vinyl tube 5 Remove the paper pattern for installation For new ceilings only 4 5 Perform the water piping work 4 5 1 Connect the water pipes The unit is equipped with water outlet and inlet connections There is an air purge valve that is fitted along with the water inlets and outlets for air purging as illustrated in figure 6 Water piping connection a Drain pipe connection Power supply entry hole Water inlet 3 4 female BSP Water outlet 3 4 female BSP Cold water inlet 3 4 female BSP Cold water outlet 3 4 female BSP Hot water inlet 3 4 f
38. n ceiling However to achieve ceiling panel overlapping dimension of 20 mm the spacing between the ceiling and the unit should be 45 mm or less If the spacing between ceiling and the unit is over 45 mm attach sealing material or recovered ceiling in the area marked below lt 45 b a Fig 4 1 Ceiling spacing too large a Area to fit sealing material or recovered ceiling into b Suspended ceiling 1 the ceiling opening needed for installation where applicable For existing ceilings B Refer to the paper pattern for installation delivered with the unit for the ceiling opening dimensions Create the ceiling opening required for installation After making an opening in the ceiling it may be necessary to reinforce the suspended ceiling frame to keep the ceiling level and to prevent it from vibrating Consult the builder for details 2 Install the suspension bolts Use either a M8 M10 size bolt Use anchors for existing ceilings and a sunken insert sunken anchors or other field supplied parts for new ceilings to reinforce the ceiling in order to bear the weight of the unit The distance between the suspension bolts is marked on the paper pattern for installation delivered with the unit Refer to it to check for points requiring reinforcing Adjust clearance from the ceiling before proceeding further See installation example in figure 14 Installing the suspension bolts Ceiling slab Ancho
39. nctions are available for the FWF models Installation direct connect to indoor unit no outdoor unit Installation manual DAIKIN FF Fan coil units 4PW64524 1A 05 2011 Option KJB212AA Description Electrical box with earth terminal 2 blocks Electrical box with earth terminal 3 blocks Electrical box Installation box for Installation refer to adaptor PCB FFQ or FXZQ Wired remote controller EKMV2C09B7 2 way valve ON OFF type EKMV3C09B7 3 way valve ON OFF type EKRP1C11 Valve control PCB Installation do not use the installation manual delivered with the option EKRP1C11 but refer to the installation manual of options EKMV2 and EKMV3 instead KJB311A KJB411A KRP1BA101 BRC315D7 EKFCMBCB7 Optional PCB for Modbus connection Remote ON OFF and Forced OFF kit EKROROA Table 4 3 Installation of optional equipment 5 Commission the fan coil unit 5 1 Verify completion of installation Danger electric shock See Precautions for installation on page 2 After the installation of the unit first check the following items Once all below checks are fulfilled the unit must be closed only then can the unit be powered up Tick Y when checked The unit is installed properly If not installed properly there may be abnormal noises and vibrations when starting up the unit The unit has been fully insulated If not fully insulated condensate
40. ng is unavoidable use a sling of soft material or protective plates together with a rope when lifting this to avoid damage or scratches to the unit Warning Tear apart and throw away plastic packaging bags so that children will not play with them Children playing with plastic bags face danger of death by suffocation When unpacking the unit or when moving the unit after unpacking be sure to lift the unit by holding on to the hanger bracket without exerting any pressure on other parts FNF DAIKIN Fan coil units 4PW64524 1A 05 2011 Installation manual 4 Install the fan coil unit 4 2 Check if all accessories are included An overview of the accessories included in the box see figure 4 Accessories Metal clamp Drain hose Washer for hanger bracket Screw Paper pattern for installation Insulation tube O ring so pop a Large sealing pad i Small sealing pad j Sealing pad k Installation manual User manual m Sealing pad for piping connections 4 3 Prepare the ceiling opening See figure 11 Opening in ceiling Water inlet outlet Suspension bolt x4 field supply Hanger bracket Suspended ceiling Distance between suspension bolts Unit dimensions Ceiling opening dimensions so Oo a Decoration panel dimensions Suspended ceiling frame Information Installation is possible with a ceiling dimension of 660 mm marked with in figure 11 Opening i
41. or other means for disconnection having a contact separation in all poles must be incorporated in the fixed wiring in accordance with the applicable legislation Before connecting the electrical wiring check the following points NW use copper wires only NW all field wiring must be carried out in accordance with the wiring diagram delivered with the unit never squeeze bundled cables and be sure that cables do not come in contact with the piping and sharp edges Be sure no external pressure is applied to the terminal connections be sure to establish an earth Do not earth the unit to a utility pipe surge absorber or telephone earth Incomplete earth may cause electrical shock besureto install an earth leakage detector in accordance with the applicable legislation Failure to do so may cause electric shock or fire The earth leakage detector is a field supplied part NW be sure to install the required fuses or circuit breakers The fuse or circuit breakers are field supplied parts Information 1 The equipment described in this manual may cause electronic noise generated from radio frequency energy The equipment complies to specifications that are designed to provide reasonable protection against such interference However there 15 no guarantee that interference will not occur in a particular installation It is therefore recommended to install the equipment and electric wires keeping proper distances away from ste
42. r Long nut or turn buckle Suspension bolt oaQaa Suspended ceiling Information B All the above parts are field supplied For installation other than standard installation contact your local DAIKIN dealer for advice 4 4 Fix the unit Caution To avoid injury do not touch the air inlet or aluminium fins of the unit When installing optional equipment also read the installation manual of the optional equipment Depending on the field conditions it may be easier to install optional equipment before the unit is installed However for existing ceilings always install fresh air intake kit before installing the unit For more information refer to Install optional equipment on page 9 1 Install the unit temporarily Attach the hanger bracket to the suspension bolt Be sure to fix it securely by using a nut and washer from the upper and lower sides of the hanger bracket as illustrated in figure 15 Securing the hanger bracket Nut field supply Washer delivered with the unit Hanger bracket y Double nut field supply 2 Fixthe paper pattern for installation delivered with the unit For new ceilings only B The paper pattern for installation corresponds with the measurements of the ceiling opening Consult the builder for details B The centre of the ceiling opening is indicated on the paper pattern for installation The centre of the unit is indicated on the unit casing
43. r and fuse in the power supply line field supply Select the earth leakage detector in accordance with the applicable legislation To select the fuse refer to Electrical characteristics on page 4 4 6 2 Connect the remote controller and unit transmission wiring 1 Remove the control box cover a as illustrated in figure 9 How to connect electrical wiring 2 the cables m inside through the remote controller and unit transmission cables intake n 3 Connect the remote controller wires to P1 P2 terminals of the terminal block d 4 Connect the unit transmission wires to F1 F2 terminals 5 Securely fix the wiring using a clamp 9 4 6 3 Close the control box 1 After all wiring connections are executed fill gaps in the casing cable intakes with the small sealing pad delivered with the unit to prevent small animals water or dirt from entering the unit causing short circuits in the control box 2 _ Fit the control box cover back in place like illustrated in figure 9 How to connect electrical wiring When attaching the control box cover make sure not to pinch any wires 4 7 Perform the drain piping work 4 7 1 Install the drain piping in the building See figure 3 Drain pipe installation a Hanging bar b 21 100 gradient Keep piping as short as possible and slope it downwards at a gradient of at least 1 100 so that air does not remain trapped inside the pipe Refer to
44. reo equipment personal computers etc In extreme circumstances a distance of 3 m or more is required Electrical characteristics ode AAN Pre Overcurrent fuse A field 16 8 supply Table 3 2 Electrical characteristics In case of common power supply to more than one unit as illustrated in figure 13 Group control or use with 2 remote controllers keep total current of interconnection wiring between units less than 12 A Branch the line outside the terminal block of the unit in accordance with electrical equipment standards when using two power wires of a gauge greater than 2 mm The branch must be sheathed in order to provide an equal or greater degree of insulation as power supply wiring itself Prepare the installation of the fan coil unit Specifications for field wiring Wire Size mm Length Power supply HO5VV U3G 270 According to wiring the applicable legislation Sheathed wire 0 75 1 25 2 2 Remote controller and unit transmission wiring Table 3 3 Field wiring specifications 2 Only in case of protected pipes Use HO7RN F in case of no protection 0 Run electrical wiring through a conduit to protect against external forces Use double insulation wire for remote controller sheath thickness 21 mm or run wires through a wall or conduit so that the user cannot come in contact with them 4 This length is the tot
45. rollers are equipped with liquid crystal air filter signs to display the time to clean the air filter Change the Second code No Depending on the amount of dirt or dust in the room Second code No is factory set to 01 for air filter contamination light Second code No Setting Display Mode No First code interval No E ad Table 5 3 Air filter contamination When using wireless remote controllers it is necessary to use address setting Refer to the controller installation manual for the setting instructions Activating forced OFF and ON OFF operation The following table explains forced OFF and ON OFF operations in response to the input signal Forced OFF ON OFF operations Protective equipment input Input ON enables abnormal system stop an error code will be displayed Input stops operation Input turns on the unit impossible by remote controllers Input OFF enables Input ON OFF Input OFF enables control turns off the unit by normal operation remote controller Table 5 4 Forced OFF and ON OFF operation 1 Turn the power on and then use the remote controller to select operation 2 Set the remote controller to the field set mode Mode No Second code No Setting d code ON OFF operation Protective equipment Table 5 5 Forced OFF and ON OFF selection Notice ForFWF models the forced OFF setting is a
46. s indicated in table Forced OFF and ON OFF selection on page 11 and NOT 12 22 1 01 02 as mentioned in some option manuals 5 3 Test the installation After installation the installer is obliged to verify correct operation In case something is wrong with the unit and it does not operate contact your local DAIKIN dealer Information 1 When using a wireless remote controller conduct a test operation after installing the decoration panel Test operation before installing decoration panel Danger electric shock See Precautions for installation on page 2 Open the water inlet valve s 2 Open the water outlet valve s 3 Set to cooling operation with the remote controller and start operation by pushing ON OFF button 4 Press Inspection Test Operation button 4 times and operate at Test Operation mode for 3 minutes 5 Press Inspection Test Operation button and operate normally 6 Confirm function of unit according to the operation manual 7 off the main power supply after operation Test operation after installing decoration panel 1 Open the water inlet valve s 2 Open the water outlet valve s 3 Set to cooling operation with the remote controller and start operation by pushing ON OFF button 4 Press Inspection Test Operation button 5 4 times 2 times for wireless remote controller and operate at Test tion mode for 3 minutes 5 Push air flow direction
47. se of glycol is allowed but the amount shall not exceed 40 of the volume A higher amount of glycol may cause damage to the hydraulic components During filling it might not be possible to remove all air in the system Remaining air can be removed during the first operating hours of the unit The air can be removed from the unit through the manual air purge valve For the location of the air purge valve on the unit refer to figure 6 Water piping connection 1 Open the air purge valve refer to figure Air purge valve by turning the nut 2 times 2 Push the springy core refer to figure Air purge valve to let off superfluous air from the unit water circuit s 3 Close the nut 4 Additional filling with water afterwards might be required but never through the air purge valve Om Fig 4 4 Air purge valve a Air purge Nut lt 5 core FNF DAIKIN Fan coil units 4PW64524 1A 05 2011 Installation manual 6 Ins 4 6 tall the fan coil unit Connect the electrical wiring Precautions Observe the notes mentioned below when connecting the electrical wiring Do not connect wires of different gauge to the same power supply terminal Looseness in the connection may cause overheating Do not connect wires of different gauge to the same grounding terminal Looseness in the connection may deteriorate the protection When connecting wires of the same gauge connect them ac
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