Installation manual
Contents
1. Vp teas aa da Vu 4 Paley WII Ul E EEE UMOR tid pun S DU dam IA mr FIOI aU ded 5 Installation of the option kit on the domestic hot water tank 7 Piping cT T 7 Installation procedure of the option 8 bia ben UNT NF CREE 9 FUB EID EEEE EA A dete ET 9 aer aient desta E 9 age ET MC P RR 9 Troubles NOON NT E EI 10 General 10 General 5 10 Technical specifications 2 e nuc Osea ru tiw USE E 11 C 1 1 NW e 11 Domestic hot water tank specifications 11 Fed wiring FL DINTAI 11 Domestic hot water tank with option kit for air to water heat pump system A READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE PLEASE LEAVE THIS MANUAL WITH THE EKHWSU DOMESTIC HOT WATER TANK AFTER INSTALLATION IMPROPER INSTALLATION OR ATTACHMENT OF EQUIPMENT OR ACCESSORIES COULD RESULT IN ELECTRIC SHOCK SHORT CIRCUIT LEAKS FIRE OR OTHER DAMAGE TO THE EQUIPMENT BE SURE ONLY TO USE ACCESSORIES MADE BY D2. The thermal cut out s has have Check and reset button s operated The indoor unit EKHBH X is not Check the indoor unit EKHBH X operating operation Refer to the manual delivered with the indoor unit If any faults are suspected contact your local Daikin dealer The solenoid 2 way valve is not operating correctly only when option kit EKUHW2WB is installed Check the wiring F2U and the plumbing connections to the solenoid 2 way valve Check the setting of the thermostat 79 C Symptom 3 Intermittent water discharge POSSIBLE CAUSES CORRECTIVE ACTION Thermal control failure water will be Switch off power to the indoor unit hot When discharge has stopped check the thermal controls and replace if faulty Contact your local Daikin dealer The expansion vessel is broken Replace the expansion vessel EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 DAIKIN Installation manual 10 TECHNICAL SPECIFICATIONS General Heating cooling models EKHBX Heating only models EKHBH Operation range air side domestic hot water by heat pump 20 35 C 3 20 35 C 8 a For EKHB H X 008 down to 20 C and up to 43 by booster heater Domestic hot water tank specifications EKHWSU150B3V3 EKHWSU200B3V3 EKHWSU300B3V3 e Storage capacity 150
3. EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 DAIKIN Installation manual COMMISIONING Filling up Follow the next steps to fill up the tank i o A Q owitch off the power supply Open each hot water tap in turn to expel air from the system pipe work Open the cold water supply valve Check for leaks Close all water taps if all air is expelled Manually operate the temperature and pressure relief valve to ensure free water flow through the discharge pipe turn knob left Refer to Main components on page 2 for location of the temperature and pressure relief valve Draining Follow the next steps to drain the tank i 2 3 4 owitch off the power supply Turn off the cold water supply valve Open the hot water taps Open the drain valve MAINTENANCE In order to ensure optimal availability of the unit a number of checks and inspections on the unit and the field wiring have to be carried out at regular intervals A m Before carrying out any maintenance or repair activity always switch off the circuit breaker on the supply panel remove the fuses or open the protection devices of the unit m Make sure that before starting any maintenance or repair activity also the power supply to the outdoor unit is switched off The described checks must be executed at least once a year 1 Domestic hot water tank
4. option kit is installed 1x 2X 1x x Q 1 Solenoid 2 way valve 3 4 Female BSP x 3 4 Female BSP 2 Connection nipple 3 4 Male BSP 3 PG nipple and nut Optional equipment 1 Hot water connection EKWBSWW150 kit including a wall bracket for a domestic hot water 2 Temperature and pressure relief valve tank of 150 litres 3 EKUHWB EKUHW2WB EKHWSU150 300B3V3 DAIKIN Installation manual Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 Electrical box lid Recirculation hole Thermistor socket Flow inlet connection Heat exchanger coil ON Oo OI hA Threaded thermistor hole for use with solar kit option Refer to the Installation manual EKSOLHWAV 1 10 Return outlet connection 11 Cold water connection 12 Only in case of installing the EKSOLHWAV 1 option kit Cable hole to fit PG nipple and nut for use with solar kit option Refer to the Installation manual of the EKSOLHWAV1 option kit 13 Cable hole to fit PG nipple and nut into for cable connections of booster heater power supply and thermal protection cable 14 Only in case of installing the EKSOLHWAV1 option kit Cable hole to fit PG nipple and nut into for cable connections of solenoid valve Refer to the Installation manual of the EKSOLHWAV option kit 15 Only in case of installing the EKSOLHWAV 1 option kit Cable hole to fit PG nipple and nut into for cable connections of solenoid valve power supply and solar pump p
5. reducing valve body are pressure gauge connections to enable pressure monitoring to be carried out should the system develop a fault It is recom mended that these be accessible the pressure reducing valve has two only one need be accessible Fit a length of copper tube 022 mm field supply inbetween the pressure reducing valve and the expansion relief valve part 2 of this kit A Do not install valves between the temperature and pressure relief valve and the expansion relief valve Pre assemble the T piece and tundish parts 4 and 6 of this kit so that tundish is ready for installation Pre assemble the adaptor and expansion vessel part 8 and 5 of this kit so that the expansion vessel is ready for installation Manually operate the temperature and pressure relief valve to ensure free water flow through discharge pipe Turn knob left Water main in 7 Fit the elbow drain valve part 7 of this kit in the cold water connection C of the domestic hot water tank Position the pressure reducing valve with integrated non return valve line strainer and expansion relief valve parts 1 and 2 of this kit see also procedure step 2 as high as possible and connect it to the water mains inlet m The pressure reducing valve and expansion relief valve must be installed higher than the temperature and pressure relief B he expansion relief valve must be installed with a horizontal discharge If fitted inverted
6. right hand corner of the valve cover plate power circuit shared by another appliance Use one and same dedicated power supply for the outdoor unit indoor unit backup heater and domestic hot water tank A m Be sure to use a dedicated power circuit Never use a For cable requirements and specifications refer to Field wiring in the indoor unit installation manual supplied with the EKHBH X unit NOTE Select the power cable in accordance with relevant qu local and national regulations Installation according Installation according figure C and figure D figure A and figure B Thermistor cable 7 Push the motor on the motor sleeve The distance between the thermistor cable and power supply cable Make sure not to rotate the sleeve during this action as to A must always be at least 5 cm to prevent electromagnetic interference maintain the valve position as set during step 4 8 Put the red blue scale on the valve as shown below Procedure A Switch off the power supply before making any connections Connections to be made in the domestic hot water tank electrical box Make sure all field wiring is insulated from the surface of the inspection hole or can resist temperatures to 90 C Installation according 1 Prior to upwiring figure B and figure C Make sure to ensure strain relief of the power cable by correctly mounting the PG nipple and PG nut delivered with the t
7. 1 200 285 e Overall dimensions x H 580 x 1015 mm 580 x 1265 mm 580 x 1715 mm e Booster heater power supply 230 V 50 Hz 1P 230 V 50 Hz 1P 230 V 50 Hz 1P running current 13A 13A 13A capacity 3 kW 3 kW 3 kW Operating pressure 2 1 bar 2 1 bar 2 1 bar e Maximum primary working pressure heating side 2 5 bar 2 5 bar 2 5 bar Expansion vessel pre charge pressure 2 5 bar 2 5 bar 2 5 bar e Preset opening pressure of expansion aiar 8 bar abar relief valve Preset opening temperature of 90 95 C 90 95 C 90 95 C temperature and pressure relief valve e Set opening pressure of temperature i0 bat idbar 0 bar and pressure relief valve e Connections 3 4 FBSP 9 3 4 FBSP 9 3 4 FBSP 9 e Weight empty 38 kg 46 kg 60 kg when full 188 kg 246 kg 345 kg Mounting Wall or floor Floor Floor e Supply temperature time 1 hr 15 min 1 hr 41 min 2 hr 26 min Maximum water supply pressure 8 bar 8 bar 8 bar Re heat time 1 hr 5 min 1 hr 29 min 2 hr 8 min a FBSP Female British Standard Pipe b The time it takes to increase the temperature from 15 C to 60 C c The time it takes to increase 70 of the contents of the vessel back up to 60 C Field wiring diagram Fh gE eg eh pene ett EAH ue Booster heater a ae F2B Fuse booster heater YIS E eee Fuse 5 A 250 V ee Ot 09 K3M Contactor booster heater domestic hot water tank neis Life electrical box Neutral Q2T GT The
8. AIKIN WHICH ARE SPECIFICALLY DESIGNED FOR USE WITH THE EQUIPMENT AND HAVE THEM INSTALLED BY A PROFESSIONAL IF UNSURE OF INSTALLATION PROCEDURES OR USE ALWAYS CONTACT YOUR DAIKIN DEALER FOR ADVICE AND INFORMATION THE UNIT DESCRIBED IN THIS MANUAL IS DESIGNED FOR INDOOR INSTALLATION ONLY AND FOR AMBIENT TEMPERATURES RANGING 0 C 35 C Installation manual INTRODUCTION General information Thank you for purchasing this alttherma rpamin EKHWSU domestic hot water tank The altherma park n domestic hot water tank must be installed by a competent person and be installed in compliance with instructions as of subject in this manual all current legislation codes of practice and regulations governing the installation of unvented hot water cylinders in force at the date of installation This installation is subject to building regulation approval notify Local Authority of intention to install The domestic hot water tank is to be connected to the altherma by park n EKHBH X indoor unit the indoor part of the reversible air to water Daikin ERHQ heat pumps The EKHWSU domestic hot water tank with integrated kW electrical booster heater is available in three types 150 200 and 300 All models can be floor mounted while the 150 type model can be wall mounted as well via option kit EKWBSWWht 50 Scope of this manual This installation manual describes the procedures for installing and connecting the E
9. KHWSU domestic hot water tanks with the EKUHWB option kit and with the EKUHW2WB option kit in case the EKSOLHWAV 1 option kit is to be installed as well Model identification Domestic hot water tank Booster heater voltage V3 1 230V Capacity booster heater 3 kW Series Indication of storage capacity in litres Special version for United Kingdom only Standard version when no letter is mentioned Hot Water stainless Steel tank European Kit Installation manual 1 DAIKIN EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 ACCESSORIES Accessories supplied with the EKHWSU domestic hot water tank INSTALLATION OF THE EKHWSU DOMESTIC HOT WATER TANK Thermistor connection wire 12 m Contactor fuse assembly Contactor fixing screw Tapping screw 3 way valve motor o Ff Installation manual Accessories supplied with the EKUHWEB option kit for the domestic hot water tank A The total attherma typamin System indoor unit and outdoor unit is designed for combination with an altherma by pamkin domestic hot water tank In case another tank or a spare part other than native Daikin is being used combination with the altherma rypamin indoor unit Daikin cannot guarantee neither good operation nor reliability of the system For those reasons Daikin ca
10. ank Installation according figure A and figure D The red arrow will point to the red zone when the valve is in domestic water heating mode and will point to the blue zone when the valve is in room heating mode 9 Make the wiring in the indoor unit according to following figure 3 way valve BLK BLU BRN Refer also to the drawing on page 6 Refer to Installation of the option kit on the domestic hot water tank on page 7 for details on installation in accordance with relevant local and national regulations EKUHWB EKUHW2WB EKHWSU150 300B3V3 Installation manual DAIKIN Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 5 Booster heater power supply Connect the booster heater power supply and thermal protection cable as shown in wiring diagram sticker on the inside of the switch box lid Solenoid valve power supply Connect the solenoid valve power supply cable as shown in the fol lowing diagram sticker on the inside of the switch box lid Solenoid valve Connect the solenoid valve as shown in the following diagram sticker on the inside of the switch box lid Connections to be made in the indoor unit switch box 5 10 11 12 13 14 Mount the prewired contactor K3M circuit breaker F2B and terminal blocks X3M X4M The contactor and terminal blocks should be fixed with the 3x 2 screws suppl
11. booster heater It is advisable to remove lime buildup on the booster heater to extend its life span especially in regions with hard water To do so drain the domestic hot water tank remove the booster heater from the domestic hot water tank and immerse in a bucket or similar with lime removing product for 24 hours Temperature and pressure relief valve Check for correct operation of the temperature and pressure relief valve Manually operate the temperature and pressure relief valve to ensure free water flow through discharge pipe Turn knob left Pressure reducing valve with integrated non return valve and line strainer Depending on local water conditions annual inspection of the integral line strainer pressure reducing valve cartridge and seat ing may be necessary Unscrew the retaining nut of the valve The complete operating mechanism including the strainer can be removed Clean the filter mesh and cartridge under running water Replace cartridge ensuring that strainer is correctly located and reassemble the unit Expansion relief valve Check for correct operation of the expansion relief valve Manu ally operate the expansion relief valve to ensure free water flow through discharge pipe Turn knob left Depending on local water conditions annual inspection of the expansion relief valve cartridge and seating may be necessary Unscrew the expansion relief headwork from valve body Clean valve seat fac
12. debris may be deposited on the seat and cause fouling of the seat when the valve operates Check direction of flow arrows Fit a length of copper tube 222 mm field supply in between the elbow drain valve procedure step 5 and the pressure reducing valve Make sure to provide for a connection on this pipe to the expan sion vessel part 5 of this kit Fit a length of copper tube 022 mm field supply inbetween the part 9 of this kit and the pre assembled expansion vessel procedure steps 5 and 8 Discharge 10 11 12 Install the tundish in a vertical position within a maximum of 500 mm away from the temperature and pressure relief valve and expansion relief valve Procedure step 4 Make sure that you install it so that you can still connect the 1 2 outlet of the expansion relief valve on the pressure reducing valve and the horizontal inlet of the T piece on top of the tundish Procedure step 12 Connect a metal discharge pipe 15 mm field supply from the temperature and pressure relief valve to the vertical inlet of the T piece on top of the tundish 500 mm Connect a discharge pipe from the tundish Refer to paragraph Tundish pipework on page 7 All pipework must have a continuous fall and be fitted conform to the requirements of the Building Regulation G3 Only when installing the EKUHW2WEB option kit Flow inlet connection 13 14 Fit the solenoid 2 way valve part 1 of this kit usi
13. e and seating do not scratch or damage either seat face or seating Refit in reverse order Do not over tighten Indoor unit switch box Carry out a thorough visual inspection of the switch box and look for obvious defects such as loose connections or defective wiring m Check for correct operation of contactor K3M by use of an ohmmeter All contacts of this contactor must be in open position Installation manual 9 DAIKIN EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system 4PWA44439 1 TROUBLESHOOTING This section provides useful information for diagnosing and correct ing certain troubles which may occur in the unit Symptom 4 Continuous water discharge POSSIBLE CAUSES CORRECTIVE ACTION Cold water inlet pressure Check the pressure reducing valve Replace the pressure reducing valve if the measured pressure is gt 2 1 bar General guidelines Temperature and pressure relief valve Check and reset button Before starting the trouble shooting procedure carry out a thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring Before contacting your local dealer read this chapter carefully it will save you time and money When carrying out an inspection on the supply panel or on the switch box of the unit always make sure that the circuit breaker of the unit
14. e inlet of the tank as to have sufficient water volume in the piping between indoor unit and domestic hot water tank m Locate the domestic hot water tank in a suitable position to facilitate easy maintenance remember access is required to the electrical box Refer to the grey zones in the outlook diagram m The domestic hot water tank model Z EKHWSU150B3V3 can be floor or wall mounted In case of wall mounting wall mounting kit EKWBSWW150 is required separate ordering B lfinstaling an EKHWSU domestic hot water tank installing the option kit EKUHWB is obligatory Refer to the UK Building Regulation G3 B f installing the kit EKSOLHWAV1 installing the option kit EKUHW2WB is obligatory m lake care that in the event of a leak water cannot cause any damage to the installation space and surroundings Installing the domestic hot water tank 1 Check if all domestic hot water tank accessories see Accessories on page 2 are enclosed 2 When floor mounting place the domestic hot water tank on a level surface When wall mounting only for EKHWSU150B3V3 model make sure the wall is sturdy In both cases make sure the tank is mounted level 3 Apply thermal paste to the thermistor and insert the thermistor as deep as possible in the thermistor socket Fix using the nut provided Connecting the water circuits Refer to the chapter Typical application examples described in the installation manual delivered with
15. f the option kit on the domestic ci hot water tank on page 7 for connection of other safety devices in accordance with relevant local and national regulations 105 15 ry e e co 6 1 1 2 1 7 _ I 3 i 9 I 1 2 FBSP m I I 4 3 4 FBSP 5 CN CN 0 Y Y Y 0 40 J 1 Hot water connection 2 Recirculation hole 3 Flow inlet connection see also Installation guidelines on page 4 regarding pipe size to use 4 Return outlet connection see also Installation guidelines on page 4 regarding pipe size to use 5 Cold water connection 6 Temperature and pressure relief valve connection 7 Thermistor socket 8 Threaded thermistor hole for use with solar kit option Refer to the Installation manual EKSOLHWAV 1 9 Warning label Domestic hot water tank model H1 EKHWSU150B3V3 900 475 185 1015 605 EKHWSU200B3V3 1150 630 200 1265 830 EKHWSU300B3V3 1600 630 200 1715 830 Installation manual 3 DAIKIN EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 Installation guidelines Keep in mind the following guidelines when installing the domestic hot water tank B The installation location is frost free m Make sure to make the piping in size 1 or more and reduce to 3 4 at th
16. h elbows bends elbow bend up to 9 m 0 8 m ETT outlet size G1 2 Discharge pipe Discharge pipe size D2 from tundish 22 mm size D1 15 mm Requirements to discharges m Discharge piping tundish drain valves etc must be positioned away from any electrical components B The discharge pipe away from the tundish must terminate a Safe visible position without forming any risk to persons in the vicinity If in any doubt refer to Building Regulation G3 A Do not install any valves between the domestic hot water tank and relief valves expansion vessel Installation manual DAIKIN EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 Installation procedure of the option kit 1 Locate the domestic hot water tank in a suitable position to facilitate the installation of water supply discharge fittings and pipework It is therefor recommended to first read through this whole procedure Refer to the figure on the facing page at the start of this chapter for full understanding of next procedure steps Pre assembly 2 Pre assemble the pressure reducing valve part1 of this kit refer to page 2 by e mounting the blind stop and f the 2 black plastic screw on closing caps part 3 of this kit so that the pressure reducing valve is ready for installation The black plastic plugs in the pressure
17. ied Plug the connector connected to the contactor K3M in the Socket X13A on the PCB Plug the thermistor cable connector in the socket X9A on the PCB Connect the prewired earth wires of the terminal block X3M and X4M to the earthing screw Connect the booster heater power supply and thermal protection cable field supply to terminal X4M earth 1 2 and X2M 13 14 Connect the booster heater power supply cable to the terminal block X3M Connect the solenoid valve power supply cable to terminal block X7M as shown on wiring diagram B in paragraph Connections to be made in the domestic hot water tank electrical box on page 5 Fix the cables to the cable tie mountings with cable ties to ensure strain relief Set DIP switch SS2 2 on the PCB to ON When routing out cables make sure that these do not obstruct mounting of the indoor unit cover Note only relevant field wiring is shown O XA j L CA pm LL BERR EREE EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with optio
18. is switched off The expansion relief valve is not functioning properly Check for correct operation of the pressure relief valve by turning the red knob on the valve counter clockwise If you do not hear a clacking sound contact your local Daikin dealer In case the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your local Daikin dealer When a safety device was activated stop the unit and find out why the safety device was activated before resetting it Under no circum stances safety devices may be bridged or changed to a value other than the factory setting If the cause of the problem cannot be found call your local Daikin dealer General symptoms Symptom 1 No water flow from hot taps POSSIBLE CAUSES CORRECTIVE ACTION Check that all shut off valves of the water circuit are completely open The main water supply is off The strainer is blocked Turn off the water supply remove and clean the strainer see Pressure reducing valve with integrated non return valve and line strainer on page 9 on how to do this The cold water inlet pressure reducing valve is not fitted properly Check and refit as required see Pressure reducing valve with integrated non return valve and line strainer on page 9 on how to do this Symptom 2 Water from hot taps is cold POSSIBLE CAUSES CORRECTIVE ACTION
19. n kit for air to water heat pump system 4PW44439 1 DAIKIN Installation manual INSTALLATION OF THE OPTION KIT ON THE DOMESTIC HOT WATER TANK A may cause irreparable damage to the controls are equally valid in this chapter All pipework and fittings must be flushed free of all flux and debris prior to the fitting of controls of this option kit Failure to do this All cautions as under chapter Installation of the EKHWSU domestic hot water tank on page 2 remain of extreme importance and Piping requirements Tundish Install the tundish in a vertical position within a maximum of 500 mm away from the temperature and pressure relief valve on the domestic hot water tank and the expansion relief valve included in the option kit Tundish pipework Tundish pipework must be 22 mm metal pipe with a minimum vertical length of 300 mm below the tundish Maximum permit ted equivalent length of 22 mm pipework is 9 m Each bend or elbow is equivalent to 0 8 m of pipework All pipework must have a continuous fall EKUHW2WB Bo f S500 mm TOY Fixed grating SN V AX Trapped effluent water SS Sizing of copper discharge pipe D2 for common temperature relief valve outlet sizes Maximum resistance allowed expressed as a length of straight Resistance pipe i e no created by eac
20. ng the connection nipples part 2 of this kit for screwing into the 3 4 FBSP flow inlet connection lt F gt of the domestic hot water tank Also refer to Installation guidelines on page 4 m he valve must be mounted so that the valve head is above horizontal level of pipework to prevent that in the highly unlikely event of a leak a safety hazard results m Check direction of the flow arrow cast on the solenoid valve body m Do not grip the valve head while making and tightening up connections Either hold brass body in your hand or attach adjustable spanner across hexagonal or flat faces in valve body at each port s screw thread Make sure that the solenoid 2 way valve is wired up properly as described in Connections to be made in the domestic hot water tank electrical box on page 5 After completing the installation 15 After completing the installation the installer has to fill in the warning label on the tank with indelible ink Refer to Outlook diagram on page 3 for location of the warning label IN Do not remove Contact the installe _ p WI Should the system develop a iault swix contact the installer N WARNING TO INSTALLER PEN B This installation is subject to building regulation approval notify Local Authority of intention to install Use only manufacturer s recommended spare parts Contact your local Daikin dealer B installed by name address tel No completion date EKUHWB
21. nnot give warranty of the system in such case For safety reasons it is not allowed to add ethylene glycol to the water circuit Adding ethylene glycol might lead to contamination of the domestic water if a leakage would occur in the heat exchanger coil Only this tank can be used in combination with the solar kit option Domestic water quality must be according to EN directive 98 83 EC It is important that the storage capacity of the domestic water tank meets normal daily fluctuations in consumption of hot water without any fall of the water outlet temperature during use Immediately after installation the domestic hot water tank must be flushed with fresh water This procedure must be repeated at least once a day the first 5 consecutive days after installation Main components 2 T 1 Pressure reducing valve 2 Expansion relief valve 3 Blind stop 2 plastic screw on closing caps for pressure reducing valve 4 T piece 1 2 Female BSP x 15 mm x 15 mm 5 Expansion vessel of 18 litres 6 Tundish 7 Elbow Drain valve 22 mm x 3 4 Male BSP 8 Adaptor 22 mm x 3 4 Female BSP 9 T piece 22 mm x 22 mm x 22 mm 10 Instruction sheet 12 13 14 Accessories supplied with the EKUHW2WB option kit 15 for the domestic hot water tank when the EKSOLHWAV71
22. ower supply Refer to the Installation manual of the EKSOLHWAV 1 option kit Safety devices Outlook diagram A B The domestic hot tank relief valve connections should not be used for other purposes HN Do not install heaters without thermal cut outs m Thermal protector The booster heater in the domestic hot water tank is equipped with a thermal protector setting 85 C m For EKUHW2WB only Secondary thermal protector solenoid 2 way valve The thermal protector will close the solenoid 2 way valve setting 85 C Both thermal protectors are activated when the temperature becomes too high When activated the protectors have to be reset on the domestic hot water tank by pressing the red button for access remove the electrical box lid A The electrical box lid must only be opened by a licensed electrician Switch off the power supply before opening the electrical box lid m For EKUHW2WB only Thermostat solenoid 2 way valve The thermostat will close the solenoid 2 way valve when the temperature becomes too high setting 79 C Bg Temperature and pressure relief valve The temperature and pressure relief valve prevents excessive water temperature gt 95 C and excessive water pressure 10 bar in the domestic hot water tank m Expansion relief valve option kit The pressure relief valve prevents excessive water pressure 8 bar in the water circuit NOTE Refer to Installation o
23. rding figure A and figure B figure C and figure D A If the valve is not positioned in this way before mounting the motor the valve will give way to both domestic water and room heating during operation EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system 4PW44439 1 DAIKIN Installation manual 4 When installing according to figure B or figure C open the valve ae Field wiring motor cover by loosening the 4 screws and change the jumper as to change the rotation direction of the valve Also refer to Field wiring diagram on page 11 By default the jumper is factory set to apply for installation according to figure A and figure D B A main switch or other means for disconnection Installation according Installation according having a contact separation n all poles must be incorporated in the fixed wiring in accordance with figure A and figure D figure B and figure C relevant local and national legislation All field wiring and components must be installed by a licensed electrician and must comply with relevant European and national regulations The field wiring must be carried out in accordance with the wiring diagram sticker supplied with the unit and the instructions given below The domestic hot water tank must be earthed via the indoor unit Power circuit and cable requirements 6 Fit screw 2 see step 3 in the lower
24. rmostat domestic hot water tank 2 esr Thermal protector domestic hot water tank Thermal protector booster heater b TE Solenoid valve XIM Terminal block X5M X7M Terminal block dd m Protective earth Field wiring Installation manual DAIKIN EKUHWB EKUHW2WB EKHWSU150 300B3V3 Domestic hot water tank with option kit for air to water heat pump system APW44439 1 NOTES 44439 1 0000000B PW 4 Copyright Daikin DAIKIN EUROPE N V Zandvoordestraat 300 B 8400 Oostende Belgium 4PW44439 1
25. the indoor unit for details on connecting the water circuits and the motorised 3 way valve Connecting the 3 way valve 1 Refer to the figure below before making the connection 2 Installation position It is advised to connect the 3 way valve as close as possible to the indoor unit It can be installed according the following four configurations figure A figure B 1 3 N OOA QON figure C figure D From altherma by DAIKIN indoor unit To domestic hot water tank To room heating Unpack the 3 way valve body and 3 way valve motor Verify that following accessories are provided with the motor 5 4 3 7 1 2 6 Sleeve Screw Central screw Red blue scale Cover Indication plate Valve motor cover Install the 3 way valve body in the pipework Make sure the shaft will be positioned in such a way that the motor can be mounted and replaced e When installing the valve according to figure C or figure D remove the indication plate and turn it upside down making sure the scale 0 to 10 is located on the lower left bottom of the valve e Put the sleeve on the valve and turn the valve to the middle position marked as 5 of the scale plate Check that the valve is positioned as in the figure below It should be blocking the outlet connection to the domestic hot water for 50 and the outlet connection to the room heating also for 50 Installation according Installation acco
26. wy altnerma by I DAIKIN INSTALLATION MANUAL Domestic hot water tank with option kit for air to water heat pump system EKHWSU150B3V3 EKHWSU200B3V3 EKHWSU300B3V3 EKUHWB EKUHW2WB EKHWSU150B3V3 EKUHWB EKHWSU200B3V3 EKHWSU300B3V3 EKUHW2WB CONTENTS Page Introduction eect cccscnictaccenteshtcduciosetacsectachosidsodvianwncseesnedensnsiaanareseececteccens 1 General information 4 ccdiswsnuaneswsaahasedesainandeennsshyaeasisanswddeunssuspiadaeinen 1 Scope Of this MANMUAl 1 Model identification uerbo todo Seen cencdocentede Seunemcemetoxenuebidteceuct 1 OTT TETTE 2 Accessories supplied with the EKHWSU domestic hot water tank ea cuum Casp Dua TTD adipe 2 Accessories supplied with the EKUHWB option kit for the domestic hot water tank esee 2 Accessories supplied with the EKUHWO2WB option kit for the domestic hot water tank when the EKSOLHWAV 1 option kit is installed RISE EY S vt PR UR 2 Sejsi EeUs iM E 2 Installation of the EKHWSU domestic hot water 2 Main COMDONONMIS 0533s dctiasS Vires o babdi su pod 2 UGOR diagr A asss TE d Installation guidelines Luiiusuocs disc nsi i stile pa S anxie eda 4 Installing the domestic hot water 4 Connecting the walter CIFCUIES
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