INSTALLATION MANUAL
Contents
1. DAIKIN INSTALLATION MANUAL Domestic hot water tank for air to water heat pump system EKHTS200A EKHTS260A EKHTSP200AA EKHTSP260AA mm e pl aut 1 MY NE ee E det cep rdf i s7 ara a r A D EM Ya A GI E d lt 2 LD En KHBRD a DAIKIN EKHTS200A EKHTSP200AA EKHTS260A EKHTSP260AA CONTENTS Page OO a on hide 1 Erigone gn 1 Scope of this A dt 1 Model SIA IBM nonne E 1 Acco SONGS aan kaa gaga a ken a A ae a OR Sanidade 1 Accessories supplied with the domestic hot water tank 1 Optional sold eng ea mono one 1 Overview WAE MIE ander rer none ne nec emmener 2 Main COMBO SE a en mn ue 2 Or dia gi I Re ER Re AN RI RR 2 Installation of the EKHTS domestic hot water tank 3 Installation USES ess oem RR 3 Installing and commissioning the domestic hot water tank 3 MGG E a RAA 6 IRIS EN Ree re E E ee SEVERO E RR eee Ree eee re 6 PG UNG aaa ena a aa E ee in ta 6 THOUS OCI asa saanane gagana aa ai aa irado aaa aana a Fi General QUIS ISS e EE 7 General SVO S gd R ia dai akak nn 7 Disposal requirements 28e ri Technical specifications pecnacricesssinaanansasinorndscnastaninssan2. BEK if all domestic hot water tank accessories are enclosed a see Accessories on page 1 The disinfection function provided on the equipment is specified in the operation manual of the indoor unit 3 Remove front decoration panel and top plate of the indoor unit m tis advised to avoid long runs of piping between the To take away the front decoration panel remove the 2 bottom domestic hot water tank and the hot water end point screws and then unhitch the panel shower bath and to avoid dead ends Mount the top plate of the indoor unit on the domestic hot water B The installation must be in compliance with local and tank module national regulations and may require additional hygienic installation measures m In accordance with local and national regulations it may be necessary to install thermostatic mixing valves m 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 If required by relevant local and national regulations connect a recirculation pump in between the hot water end point and the recirculation connection of the domestic hot water tank E33 gt 1 Recirculation connection J 2 Hot water connection aii a 3 Shower 4 Connect the 3 way valve 4 Recirculation pump 1 Remove drain plate on top of the 4 indoor unit before installing the 4 Q 3 way valve Installation guideline
3. Domestic hot water quality must be according to EU directive 98 83 EC B A drain device should be installed on the cold water connection on the domestic hot water tank m For safety reasons it is not allowed to add any kind of glycol to the water circuit m To avoid stagnation of water it is important that the storage capacity of the domestic hot water tank meets the daily consumption of domestic hot water Provide a connection for the pressure relief valve and drain on the cold water inlet To avoid back siphonage it is advised to install a non return valve on the cold water inlet of the domestic hot water tank in accordance with local and national regulations Take care that in the event of a leak water can not cause any damage to the installation space and surroundings It is advised to install a pressure reducing valve on the cold water inlet in accordance with local and national regulations An expansion vessel should be installed on the cold water inlet in accordance with local and national regulations Installing and commissioning the domestic hot water tank Installing the hot water tank on top of the indoor unit 1 Unpack the domestic hot water tank according to the In cases where during longer periods of time there is instructions mentioned on the unpacking instruction sheet no consumption of hot water the equipment must be i l flushed with fresh water before usage 2
4. out cables make sure that these do not RE obstruct mounting of the indoor unit cover 7 Return outlet connection to the main EKHBRD indoor unit ENEN quick coupling Note only relevant field wiring is shown 3 way valve valv Flow inlet connection from the main EKHBRD indoor unit at the bottom of the tank quick coupling 10 Return outlet connection to the main EKHBRD indoor unit at the bottom of the tank quick coupling 7 _Fixthe side bottom decoration panels of the domestic hot water tank to the indoor unit 1 Decoration panel 2 Quick fixation hole 3 Fasten with 2 screws 8 Connect the pressure relief valve field supply opening pressure maximum 10 bar and drain 10 Reattach the drain plate on the indoor unit 9 Connect the thermistor wire to the indoor unit switch box Make sure power supply is switched off Refer to the wiring diagram delivered with the indoor unit EKHTS200 260A EKHTSP200 260AA DAIKIN Installation manual Domestic hot water tank for air to water heat pump system 4PW53247 1A 11 Commissioning The domestic hot water tank coil must be filled with water at the indoor unit water inlet This to avoid that dirt enters the system A 12 13 Installing the hot water tank by the side of the indoor unit Refe Follow the next steps to fill up the domestic hot water tank 1 Open each hot water tap in turn to expel air from the system pipe
5. work 2 Open the cold water supply valve Make sure the decoration panels of both the domestic hot water tank and the indoor unit are aligned 3 Close all water taps after all air is expelled 4 Check for leaks 5 Manually operate the 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 pressure relief valve Reattach the front decoration panel of the domestic hot water tank Reattach the front decoration panel of the indoor unit r to the manual delivered with the kit EKFMAHTA 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 E Each inspection has to be carried out by a licensed technician and not by the user 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 by quali 4 fied personnel Domestic hot water tank pressure relief valve field supply Check for correct operation of the pressure relief valve on the domestic hot water tank Remove the front panel to
6. check for water leaks first remove the front panel of the indoor unit 3 Only for domestic hot water tanks with a service opening EKHTSP For cleaning of the hot water tank interior and the heat exchanger remove front decoration panels and insulation piece drain the domestic hot water tank and remove the service cover with a socket spanner of 32 mm like indicated in the figure below 20 1 Front decoration panels 2 Insulation piece 3 Service cover Descaling Depending on the water quality and set temperature scale candeposit on the heat exchanger inside the domestic hot water tank and can restrict heat transfer For this reason descaling of the heat exchanger may be required at certain intervals When using means for descaling it must be ensured that the water quality remains compliant with the requirements of EU directive 98 83 EC Draining Follow the next steps to drain the domestic hot water tank Switch off the power supply Turn off the cold water supply valve Open the hot water taps Open the drain valve Instal lation manual DAIKIN EKHTS200 260A EKHTSP200 260AA Domestic hot water tank for air to water heat pump system 4PW53247 1A TROUBLESHOOTING This section provides useful information for diagnosing and correcting certain troubles which may occur in the unit General guidelines Before starting the troubleshooting procedure carr
7. igure 4 m The 2 flexible hoses with quick coupling connections on both sides must be connected to the foreseen coil connection see figure 4 m The 2 flexible hoses with quick coupling connection on one side and threaded connection coupling on the other side must be connected to the hot water outlet and cold water inlet they have to be routed out from the rear plate see figure 4 Depending on the installation location left or right side installation punch the required right or left Knockout holes out of the rear plate Apply the grommet to the edges of E the knocked out holes to protect the flexible piping OON If the recirculation connection is used connect a tube with if EN i ane threaded connection to this hole and guide it through a hole nd e ER in the rear plate too see figure 4 The distance between the thermistor cable and power supply cable must always be at least 50 mm to prevent electromagnetic interference on the thermistor cable 1 Hot water out connection G 3 4 Female Cold water in connection G 3 4 Female TOL WAPT OUN CONNECNON ALNE GALOI OME Jah aus 1 Plug the thermistor cable connector in the socket X11A on coupling the PCB 4 Cold water in connection at the bottom of the tank quick coupling 2 Fix the cables to the cable tie mountings with cable ties to Recirculation connection G 1 2 Male ensure strain relief Flow inlet connection from the main EKHBRD indoor unit 3 When routing
8. irculation connection G 1 2 Male O a fF WO N Flow inlet connection from the main EKHBRD indoor unit quick coupling 7 Return outlet connection to the main EKHBRD indoor unit quick coupling 3 way valve Flow inlet connection from the main EKHBRD indoor unit at the bottom of the tank quick coupling 10 Return outlet connection to the main EKHBRD indoor unit at the bottom of the tank quick coupling 11 Service opening 9125 mm only for EKHTSP models 12 Knockout holes for water piping 13 Levelling feet EKHBRD unit only Domestic hot water tank model H EKHTS200A EKHTSP200AA 2010 mm EKHTS260A EKHTSP260AA 2285 mm 1 Hot water connection 2 T piece field supply 3 Pressure relief valve connection 4 Pressure relief valve field supply 5 Recirculation hole 6 Thermistor socket 7 Flow inlet connection 8 Heat exchanger coil 9 Return outlet connection 10 Cold water connection 11 Thermistor 12 Anode 13 Service opening only for EKHTSP 14 Casing 15 Knockout holes Installation manual DAIKIN EKHTS200 260A EKHTSP200 260AA 2 Domestic hot water tank for air to water heat pump system 4PW53247 1A INSTALLATION OF THE EKHTS DOMESTIC HOT WATER TANK A Installation shall be done by a licensed technician the choice of materials and installation shall comply with local and national regulations m The equipment is not intended for use in a potentially explosive atmosphere m
9. ly cord onto the 3 way 1 Sleeve valve body with a field supplied cable tie like in illustration 2 Valve motor cover below 3 Screw 4 Turn knob 4 Put the sleeve on the valve and turn the valve so that the sleeve is positioned according to the figure below 9 Perform the wiring in the indoor unit switch box in accordance with the following figure make sure power supply is switched off X2M 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 3 way valve 5 Install the 3 way valve body in the piping m m m Refer to the figure below before making the connection N Y L Make sure to follow the appropriate wiring routing inside of the unit this wiring routing can be found in the installation manual of the indoor unit Refer also to the wiring diagram delivered with the indoor unit 5 Mount the tank module on top of the indoor unit using the lifting holes 6 Push the motor on the sleeve Make sure not to rotate the sleeve during this action so as to maintain the valve position as set during step 4 A Because of the weight of the domestic hot water tank it is advised to handle and lift it with two persons Installation manual DAIKIN EKHTS200 260A EKHTSP200 260AA Domestic hot water tank for air to water heat pump system 4PW53247 1A 6 Connect the flexible hoses as indicated in f
10. mp system 4PW53247 1A 7 4PW53247 1 A 0000000N Copyright Daikin DAIKIN EUROPE N V Zandvoordestraat 300 B 8400 Oostende Belgium 4PW53247 1A
11. or installation of an EKHTSU domestic hot water tank refer to the part of EKHTSU in this manual Scope of this manual This installation manual describes the procedures for unpacking installing and connecting the domestic hot water tank Model identification Series Identification of type P Special version with service opening 125 mm Standard version when no letter is mentioned Hot water Tank Stainless steel European Kit ACCESSORIES Accessories supplied with the domestic hot water tank See figure 1 Flexible hose of heat exchanger coil Hot cold water flexible hose Clamp Installation manual Unpacking instruction sheet 3 way valve assembly body motor clamps pipe screws N OO B ON Knockout hole assembly grommet clamps screws Optional equipment EKFMAHTA Connection kit for installation of the domestic hot water tank on the floor next to the indoor unit Refer to the installation manual of the kit for more details EKHTS200 260A EKHTSP200 260AA Domestic hot water tank for air to water heat pump system 4PW53247 1A DAIKIN Installation manual OVERVIEW OF THE UNIT A The total system indoor unit and outdoor unit is designed for combination with a Daikin domestic hot water tank In case another tank is being used in combination with the Daikin indoor unit Daikin cannot guarantee neither good operation nor reliability of the s
12. rol failure water will be hot The expansion vessel is broken Contact your local dealer Replace the expansion vessel DISPOSAL REQUIREMENTS Dismantling of the unit and treatment of parts must be done in accordance with relevant local and national legislation TECHNICAL SPECIFICATIONS Domestic hot water tank specifications EKHTS200A Storage capacity 1 200 Internal heat exchanger volume 1 7 5 Material Stainless steel Overall dimensions h x x w mm 1335 x 600 x 695 Connections EKHTS260A EKHTSP200AA EKHTSP260AA 260 200 260 7 5 7 5 7 5 Stainless steel 1610 x 600 x 695 Stainless steel 1335 x 600 x 695 Quick coupling G 3 4 F Quick coupling G 3 4 F Quick coupling G 3 4 F Quick coupling G 3 4 F Stainless steel 1610 x 600 x 695 Inspection opening G1 2 M G1 2 M 9125 mm 9125 mm Recirculation connection Recirculation connection Inspection and cleaning Inspection and cleaning Weight empty 70 78 75 83 Mounting On top of EKHBRD On top of EKHBRD On top of EKHBRD On top of EKHBRD or floor mounted or floor mounted or floor mounted or floor mounted Maximum pressure domestic hot water tank bar 10 10 10 10 Maximum primary working pressure heating side bar 3 3 3 3 Maximum temperature domestic hot water C 75 75 75 75 Maximum temperature heat exchanger C 85 85 85 85 EKHTS200 260A EKHTSP200 260AA DAIKIN Installation manual Domestic hot water tank for air to water heat pu
13. s Keep in mind the following guidelines when installing the domestic hot water tank m The installation location is frost free EH Standard installation location of the domestic hot water tank is 3 naala iti on top of the indoor unit alle laa The 3 way valve must be installed in the indoor unit A If available service space to left and or right side is limited carefully consider all indoor module 1 From indoor unit installation steps first 2 To domestic hot water tank m The domestic hot water tank can be floor mounted as well In 3 To room heating that case the dedicated EKFMAHTA connection kit for installation of the domestic hot water tank next to the indoor unit is required and to be ordered separately m Locate the domestic hot water tank in a suitable position to facilitate ease of maintenance Refer to figure 3 and to the installation manual of the EKHBRD indoor unit EKHTS200 260A EKHTSP200 260AA DAIKIN Installation manual Domestic hot water tank for air to water heat pump system 4PW53247 1A 3 Unpack the 3 way valve body and 3 way valve motor 7 Put the turn knob on the valve motor cover as shown below Verify that following accessories are provided with the motor Room heating Domestic hot water tank Make sure that the turn knob is completely pushed in to allow the turn knob being operated automatically by the unit If the turn knob is lifted slightly manual operation is possible 8 Make sure to firmly fix the power supp
14. sereoimacsteemsanneagests 7 Domestic hot water tank specifications rnn 7 Domestic hot water tank for air to water heat pump system A READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE 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 DAIKIN 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 5 C 35 C The English text is the original instruction Other languages are translations of the original instructions Installation manual INTRODUCTION General information Thank you for purchasing this domestic hot water tank The EKHTS domestic hot water tank can only be connected to the EKHBRD indoor unit The domestic hot water tank is available in two sizes approximately 200 and 260 litre All models can be mounted on top of the indoor unit For installation of the domestic hot water tank on the floor next to the indoor unit the dedicated EKFMAHTA connection kit is required NOTE Especially for the United Kingdom Em F
15. y out a thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring 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 is switched off When a safety device was activated stop the unit and find out why the safety device was activated before resetting it Under no circumstances 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 dealer General symptoms Symptom 1 No water flow from hot taps POSSIBLE CAUSES The main water supply is off CORRECTIVE ACTION Check that all shut off valves of the water circuit are completely open Symptom 2 Water from hot taps is cold POSSIBLE CAUSES CORRECTIVE ACTION The thermal cut out located in the indoor unit has operated Check and find the cause of tripping and then reset button Check if thermistor is correctly installed in thermistor socket Procedure remove front panel and insulation replace or fix the sensor The indoor unit EKHBRD is not operating Check the indoor unit operation Refer to the manual delivered with the indoor unit If any faults are suspected contact your local dealer Symptom 3 Intermittent water discharge POSSIBLE CAUSES CORRECTIVE ACTION Thermal cont
16. ystem For those reasons Daikin cannot give warranty of the system in such case Main components Safety devices A m The domestic hot water tank relief valve connections may not be used for other purpose E This domestic hot water tank can only be used with an EKHBRD indoor unit m Thermal protector The EKHBRD indoor unit is equipped with a thermal protector The thermal protector is activated when the temperature becomes too high When activated the protector has to be reset on the indoor unit by pressing the red button for access remove the decoration panels like indicated in the manual of the indoor unit Switch off the power supply before opening the decoration panels of the indoor unit m Pressure relief valve A pressure relief valve field supply in accordance with relevant local and national regulations and with an opening pressure of maximum 10 bar must be connected to the pressure relief valve connection m f a discharge pipe is connected to the pressure relief device it must be installed in a continuously downward direction and in a frost free environment It must be left open to the atmosphere Outlook diagram Outlook diagram see figure 2 Hot water out connection G 3 4 Female Cold water in connection G 3 4 Female Hot water out connection at the bottom of the tank quick coupling Cold water in connection at the bottom of the tank quick coupling Rec
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