Daikin EK2CB07CAV3 Installer'S Reference Manual Download

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14 Technical data

Installer reference guide

EKCB

EK2CB EKMBU EKMBUHCA9W1

Daikin Altherma low temperature monobloc

4P405544-1 – 2015.03

14.4.3

Components: Options

Components: control box and option box

Terminal strip

Terminal block (power)

Summary of Contents for EK2CB07CAV3

Page 1: ...er reference guide Daikin Altherma low temperature monobloc English Installer reference guide Daikin Altherma low temperature monobloc EBLQ05 07CAV3 EDLQ05 07CAV3 EKCB07CAV3 EK2CB07CAV3 EKMBUHCA3V3 EKMBUHCA9W1 ...

Page 2: ...al temperature sensor 23 6 Preparation 24 6 1 Overview Preparation 24 6 2 Preparing installation site 24 6 2 1 Installation site requirements of the outdoor unit 24 6 2 2 Additional installation site requirements of the outdoor unit in cold climates 25 6 2 3 Installation site requirements of the control box 25 6 2 4 Installation site requirements of the option box 25 6 2 5 Installation site requir...

Page 3: ... Overview Commissioning 75 9 2 Precautions when commissioning 75 9 3 Checklist before commissioning 75 9 4 Checklist during commissioning 75 9 4 1 To check the minimum flow rate 75 9 4 2 Air purge function 76 9 4 3 To perform a test run 76 9 4 4 To perform an actuator test run 77 9 4 5 Underfloor heating screed dryout 77 10 Hand over to the user 78 10 1 About locking and unlocking 79 Possible func...

Page 4: ...children can play with them Possible risk suffocation DANGER RISK OF BURNING Do NOT touch the refrigerant piping water piping or internal parts during and immediately after operation It could be too hot or too cold Give it time to return to normal temperature If you must touch it wear protective gloves Do NOT touch any accidental leaking refrigerant WARNING Provide adequate measures to prevent tha...

Page 5: ...type of refrigerant and necessary amount The unit is factory charged with refrigerant and depending on pipe sizes and pipe lengths some systems require additional charging of refrigerant Only use tools exclusively for the refrigerant type used in the system this to ensure pressure resistance and prevent foreign materials from entering into the system Charge the liquid refrigerant as follows If The...

Page 6: ...ch electrical component and terminal inside the electrical components box is connected securely Make sure all covers are closed before starting up the unit NOTICE Only applicable if the power supply is three phase and the compressor has an ON OFF starting method If there exists the possibility of reversed phase after a momentary black out and the power goes on and off while the product is operatin...

Page 7: ...ide This table has to be filled in by the installer and handed over to the user 3 About the box 3 1 Overview About the box This chapter describes what you have to do after the boxes with the outdoor unit control box and or backup heater are delivered on site It contains information about Unpacking and handling the units Removing the accessories from the units Keep the following in mind At delivery...

Page 8: ...the accessories from the control box 1 Open the control box 2 Remove the accessories 2 2 2 a b c a M4 bolts for user interface b M4 nuts for user interface c Wires for domestic hot water booster heater relay 3 4 Option box 3 4 1 To unpack the option box 1 2 3 4 2 To remove the accessories from the option box 1 Open the option box 2 Remove the accessories 2 a a Connectors for interconnection cable ...

Page 9: ... unit with options Combining the control box with options Possible combinations of outdoor unit and control box 4 2 Identification NOTICE When installing or servicing several units at the same time make sure NOT to switch the service panels between different models 4 2 1 Identification label Outdoor unit Location Model identification Example E B D L Q 05 CA V3 Code Explanation E Monobloc outdoor h...

Page 10: ... Refrigerant part of the outdoor unit c Hydro part of the outdoor unit d Valve kit EKMBHBP1 e Backup heater kit EKMBUHCA3V3 or EKMBUHCA9W1 f Control box EKCB07CAV3 g Option box EK2CB07CAV3 h Domestic hot water tank i Space heating circuit Option System components required for that option Outdoor unit EBLQ05 07 CAV3 or EDLQ05 07 CAV3 Control box EKCB07CA V3 Option box EK2CB07C AV3 Valve kit EKMBHBP...

Page 11: ...For providing domestic hot water a domestic hot water tank can be connected to the outdoor unit The domestic hot water tank is available in 2 types Stainless steel tank EKHWS and EKHWSU only for UK There are 3 types available 150 200 and 300 litre Enamelled tank EKHWE and EKHWET wallmounted version There are 3 types of EKHWE 150 200 and 300 litre There is 1 type of EKHWET 150 litre For installatio...

Page 12: ...sed as room temperature sensor As an option the remote indoor sensor can be installed to measure the room temperature on another location The remote indoor sensor is connected to option box EK2CB07CAV3 For installation instructions see the installation manual of the remote indoor sensor and the addendum book for optional equipment INFORMATION The remote indoor sensor can only be used in case the u...

Page 13: ...additional external room thermostat Highest comfort and efficiency The smart room thermostat functionality can decrease or increase the desired leaving water temperature based on the actual room temperature modulation This results in Stable room temperature matching the desired temperature higher comfort Less ON OFF cycles more quiet higher comfort and higher efficiency Lowest possible leaving wat...

Page 14: ...Cooling The heat pump convector offers besides heating capacity also excellent cooling capacity Efficiency Optimal energy efficiency because of the interlink function Stylish Combination Under floor heating Heat pump convectors Space heating is provided by The under floor heating The heat pump convectors Space cooling is provided by the heat pump convectors only The under floor heating is shut off...

Page 15: ...e Fireplaces Configuration Setting Value Unit temperature control A 2 1 7 Code C 07 2 RT control Unit operation is decided based on the ambient temperature of the user interface Number of water temperature zones A 2 1 8 Code 7 02 0 1 LWT zone Main Benefits Cost effective Easy Same installation as for one room but with thermostatic valves Under floor heating or radiators Multiple external room ther...

Page 16: ...er interface b Control box c Backup heater option d External room thermostat e Remote controller of the heat pump convectors For each room with heat pump convectors The heat pump convectors are directly connected to the outdoor unit or to the backup heater if there is one For each room with under floor heating Two shut off valves field supply are installed before the under floor heating A shut off...

Page 17: ...oor unit or to the backup heater if there is one The desired room temperature is set via the remote controller of the heat pump convectors for each room The heating or cooling demand signals of each heat pump convector are connected in parallel to the digital input on control box EKCB07CAV3 X2M 1 and X2M 2 The outdoor unit will only supply the desired additional leaving water temperature when ther...

Page 18: ...eating NOTICE Make sure the auxiliary boiler and its integration in the system complies with applicable legislation Daikin is NOT responsible for incorrect or unsafe situations in the auxiliary boiler system Make sure the return water to the heat pump does NOT exceed 55 C To do so Set the desired water temperature via the auxiliary boiler controller to maximum 55 C Install an aquastat valve in the...

Page 19: ...ible DHW tank volumes Type Possible volumes Standalone DHW tank 150 l 200 l 300 l Energy saving tips If the DHW consumption differs from day to day you can program a weekly schedule with different desired DHW tank temperatures for each day The lower the desired DHW tank temperature the more cost effective By selecting a larger DHW tank you can lower the desired DHW tank temperature The heat pump i...

Page 20: ...mestic hot water pump on page 43 and the installation manual of the domestic hot water tank Configuration For more information see 8 Configuration on page 48 You can program a schedule to control the DHW pump via the user interface For more information see the user reference guide 5 4 5 DHW pump for disinfection Setup c h b a d f i e g h a Outdoor unit b Domestic hot water tank c Domestic hot wate...

Page 21: ...e 14 Technical data on page 86 When using electrical power meters set the number of pulses kWh for each power meter via the user interface INFORMATION When measuring the electrical power consumption make sure ALL power input of the system is covered by the electrical power meters 5 5 3 Normal kWh rate power supply General rule One power meter that covers the entire system is sufficient Setup Insta...

Page 22: ...you to limit the power consumption of the entire system sum of the outdoor unit control box EKCB07CAV3 option box EK2CB07CAV3 the backup heater kit and the optional booster heater Configuration Set the power limitation level and how it has to be achieved via the user interface The power limitation level can be expressed as Maximum running current in A Maximum power input in kW The power limitation...

Page 23: ...ed at the same time the digital input priority is fixed DI4 priority DI1 5 6 3 Power limitation process The outdoor unit has better efficiency than the electrical heaters Therefore the electrical heaters are limited and turned OFF first The system limits power consumption in the following order 1 Limits certain electrical heaters If has priority Then set the heater priority via the user interface ...

Page 24: ...rrying the unit in and out of the site 6 2 1 Installation site requirements of the outdoor unit INFORMATION Also read the precautions and requirements in the General safety precautions chapter Mind the following spacing guidelines 1200 250 400 250 400 250 350 350 mm mm a b b a a Air outlet b Air inlet INFORMATION If shut off valves are installed on the unit provide a minimum space of 400 mm at the...

Page 25: ... between control box and outdoor unit 20 m Maximum distance between control box and backup heater kit 10 m Maximum distance between control box and domestic hot water tank 10 m Mind the following spacing installation guidelines 100 50 50 600 50 50 mm The control box is designed to be wall mounted in indoor locations only Make sure the installation surface is a flat and vertical non combustible wal...

Page 26: ...e dust If air moisture or dust gets into the circuit problems may occur To prevent this Only use clean pipes Hold the pipe end downwards when removing burrs Cover the pipe end when inserting it through a wall to prevent dust and or particles entering the pipe Use a decent thread sealant to seal connections NOTICE If glycol is present in the system make sure the thread sealant used is resistant to ...

Page 27: ...e unit and will NOT be removed by the standard filter of the heat pump system Domestic hot water tank Capacity 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 Domestic hot water tank After installation Immediately after installation the domestic hot water tank must be flushed with fresh water Th...

Page 28: ...he water circuit and the outdoor unit If the outdoor unit is at the highest point of the installation the installation height is 0 m b The maximum water volume is 185 l in case the circuit is only filled with water and 105 l in case the circuit is filled with water and glycol Minimum flow rate Check that the minimum flow rate required during defrost backup heater operation in the installation is g...

Page 29: ...ower supply cables 6 4 2 About preferential kWh rate power supply Electricity companies throughout the world work hard to provide reliable electric service at competitive prices and are often authorized to bill clients at benefit rates E g time of use rates seasonal rates Wärmepumpentarif in Germany and Austria This equipment allows for connection to such preferential kWh rate power supply deliver...

Page 30: ...er supply for control box 2 GND a Item Description Wires Maximum running current Interconnection cable 7 Interconnection cable between outdoor unit and control box 2 b 8 Interconnection cable for the user interface between outdoor unit and control box 2 c 9 Interconnection cable for the domestic hot water pump between outdoor unit and control box 2 d 10 Interconnection cable for the space heating ...

Page 31: ... different connections are indicated on the inside of the units outdoor unit control box option box and backup heater For how to connect the electrical wiring to the outdoor unit and if part of the system the control box option box and backup heater refer to 7 8 Connecting the electrical wiring on page 39 7 Installation 7 1 Overview Installation This chapter describes what you have to do and know ...

Page 32: ... are delivered with toothed lock washers ALWAYS use toothed lock washers also when the screws need to be replaced Failure to follow this warning may result in electric shock INFORMATION Do NOT remove the plugs from the front plate of the option box 7 2 6 To open the backup heater 2 1 2 7 2 7 To open the switch box cover of the backup heater 1 3 2 7 3 Mounting the outdoor unit 7 3 1 About mounting ...

Page 33: ...FORMATION For information on the available options contact your dealer If the unit is installed directly on the floor prepare 4 sets of M8 or M10 anchor bolts nuts and washers field supply as follows INFORMATION The maximum height of the upper protruding part of the bolts is 15 mm NOTICE Fix the outdoor unit to the foundation bolts using nuts with resin washers a If the coating on the fastening ar...

Page 34: ...sheet NOTICE To prevent damage to the supporting feet do NOT tilt the unit sideways in any way 7 3 5 To provide drainage Avoid installation places where water leaking from the unit due to a blocked drain pan cause damage to the location Make sure that condensation water can be evacuated properly Install the unit on a base to make sure that there is a proper drainage in order to avoid ice accumulat...

Page 35: ...atching the paint field supply 4 Attach the cable s ends Tighten those ends 7 4 Mounting the control box 7 4 1 About mounting the control box 7 4 2 Precautions when mounting the control box INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation 7 4 3 To install the control box 1 Remove the front plate 2 Hold the back plate against th...

Page 36: ...only be connected to the space heating water outlet of the outdoor unit Other connections are NOT allowed Only one backup heater can be connected to the outdoor unit It is NOT allowed to combine multiple heater kits in series or parallel Niels 03 02 2015 08 56 15 Confirmation required 7 6 2 Precautions when mounting the backup heater INFORMATION Also read the precautions and requirements in the fo...

Page 37: ...nstalled on the cold water inlet connection of the domestic hot water cylinder To avoid back siphonage it is recommended to install a non return valve on the water inlet of the domestic hot water tank in accordance with the applicable legislation It is recommended to install a pressure reducing valve on the cold water inlet in accordance with the applicable legislation An expansion vessel should b...

Page 38: ...stem does NOT contain a domestic hot water tank You can use either propylene glycol a or ethylene glycol a Propylene glycol including the necessary inhibitors classified as Category III according to EN1717 WARNING Ethylene glycol is toxic NOTICE Glycol absorbs water from its environment Therefore do NOT add glycol that has been exposed to air Leaving the cap off the glycol container causes the con...

Page 39: ...r piping and shut off valves against freezing by adding heat tape field supply If the outdoor temperature can drop below 20 C and no heat tape is used it is recommended to install the shut off valves indoors 7 8 Connecting the electrical wiring 7 8 1 About connecting the electrical wiring Before connecting the electrical wiring Make sure the water piping is connected Typical workflow Connecting th...

Page 40: ...crews A screwdriver with a small head will damage the head and make proper tightening impossible Over tightening the terminal screws may break them Tightening torques Item Tightening torque N m M4 X1M 1 2 1 5 M4 earth Item Tightening torque N m M4 X4M X1M 1 2 1 5 M4 earth 7 8 5 To connect the electrical wiring on the outdoor unit 1 Remove the switch box cover See 7 2 2 To open the outdoor unit on ...

Page 41: ...3 X6YA X19A X2M X8M S1S b a c 1 GND 2 L 3 N a Interconnection cable main power supply b Normal kWh rate power supply c Preferential power supply contact on the control box INFORMATION For the exact position of connectors X6Y X6YA and X6YB in the switch box refer to 14 4 2 Components Switch box outdoor unit on page 93 INFORMATION In case of preferential kWh rate power supply the necessity of a sepa...

Page 42: ...nterface you can connect it onto control box EKCB07CAV3 for control close to the control box or in the room where used as room thermostat If you use 2 user interfaces you can connect 1 user interface onto control box EKCB07CAV3 for control close to the control box 1 user interface in the room where used as room thermostat Onto control box In the room 1 Connect the user interface cable to control b...

Page 43: ...on 4A From the rear b a PCB 1 4B From the left a PCB b 1 4C From the top a b PCB b 1 4D From the top centre a PCB b b 1 a Notch this part for the wiring to pass through with nippers etc b Secure the wiring to the front part of the casing using the wiring retainer and clamp 7 8 8 To connect the shut off valve 1 Connect the valve control cable to the appropriate terminals as shown in the illustratio...

Page 44: ...o the cable tie mountings to ensure strain relief and to make sure that it does NOT come in contact with sharp edges CAUTION Do NOT push or place redundant cable length in the unit 7 8 12 To connect the interconnection cable between control box and outdoor unit 1 Connect X2M 22 control box to X5M 4 outdoor unit 2 Connect X2M 23 control box to X5M 3 outdoor unit X5M 22 23 3 4 X2M 3 Tie the cable wi...

Page 45: ...AV3 INFORMATION In case of an electrical meter with transistor output check the polarity The positive polarity MUST be connected to X2M 7 and X2M 9 the negative polarity to X2M 8 and X2M 10 1 Connect the electrical meters cable to the appropriate terminals as shown in the illustration below X2M X8M X1M A4P 7 8 9 10 S5P S6P 2 Fix the cable with cable ties to the cable tie mountings 7 8 17 To connec...

Page 46: ...r kit thermistor interconnection with control box EKCB07CAV3 Backup heater kit thermal protector interconnection with control box EKCB07CAV3 Backup heater kit connection to control box EKCB07CAV3 b High voltage Main power supply 1 Insert the wiring from the bottom of the backup heater 2 Inside the backup heater route the wiring as follows Backup heater type Routing 3V a b a Low voltage wiring b Hi...

Page 47: ...r F1B For 9W models a 4 pole fuse is used for F1B 2 If required modify the connection on terminal X14M Backup heater type Connections to backup heater power supply Connections to terminals 3 kW 1 230 V 3V L N L N F1B 3 kW 1 230 V 9W 6 kW 1 230 V 9W L L N N F1B 1 2 3 4 5 6 X14M 6 kW 3N 400 V 9W 9 kW 3N 400 V 9W F1B L1 L2 L3 1 2 3 4 5 6 X14M Special remark for fuses Special remark for terminals As m...

Page 48: ...t cover make sure that the tightening torque does NOT exceed 4 1 N m 7 10 Finishing the control box installation 7 10 1 To close the control box 1 Close the front plate 7 11 Finishing the option box installation 7 11 1 To close the option box 1 Close the front plate 7 12 Finishing the backup heater installation 7 12 1 To close the backup heater 1 Close the switch box cover 2 Close the front plate ...

Page 49: ...n level to Installer 2 Go to A 8 Installer settings Overview settings To set the user permission level to Installer 1 Set the user permission level to Adv end user 2 Go to 6 4 Information User permission level 3 Press for more than 4 seconds Result is displayed on the home pages 4 If you do NOT press any button for more than 1 hour or press again for more than 4 seconds the installer permission le...

Page 50: ...ta the user interface you are operating contains the correct data and the data on the other user interface will be overwritten Receive data the user interface you are operating does NOT contain the correct data and the data on the other user interface will be used to overwrite 6 The user interface requests confirmation if you are sure to proceed Start copy Are you sure you want to start the copy o...

Page 51: ...ccordingly Code Description A 2 1 7 C 07 Unit control method 0 LWT control Unit operation is decided based on the leaving water temperature regardless the actual room temperature and or heating or cooling demand of the room 1 Ext RT control Unit operation is decided by the external thermostat or equivalent e g heat pump convector 2 RT control Unit operation is decided based on the ambient temperat...

Page 52: ...g b c a Space heating cooling control user interface b OFF c On d LWT temperature e Actual f Desired g Pump operation continued Code Description A 2 1 9 F 0D continuation 2 Request default Pump operation based on request Example Using a room thermostat creates thermo ON OFF condition When there is no such demand the pump is OFF Remark Request is NOT available in leaving water temperature control a...

Page 53: ...e set See 5 Application guidelines on page 12 0 No default NOT installed The thermistor in the user interface and in the outdoor unit are used for measurement 1 Outdoor sensor Remote outdoor sensor connected to the outdoor unit The outdoor sensor will be used to measure the outdoor ambient temperature Remark For some functionality the temperature sensor in the outdoor unit is still used 2 Room sen...

Page 54: ...e 5 Application guidelines on page 12 1 Thermo ON OFF See Contact type main Connected on the indoor unit X2M 1a 2 N A If there are two zones main additional then only Thermo ON OFF is possible Option box EK2CB07CAV3 Modification of these settings is only required when option box EK2CB07CAV3 is installed Option box EK2CB07CAV3 has multiple functionalities which need to be configured See 5 Applicati...

Page 55: ... at nominal voltage Nominal value is 3 kW Default 3 kW Range 0 10 kW in steps of 0 2 kW A 2 3 2 6 03 BUH step 1 The capacity of the first step of the backup heater at nominal voltage Nominal value 3 kW Default 3 kW Range 0 10 kW in steps of 0 2 kW Code Description A 2 3 3 6 04 BUH step 2 Only applies to a two step backup heater 9W The capacity difference between the second and first step of the ba...

Page 56: ...re control Code Description 7 7 1 1 1 00 1 01 1 02 1 03 Set weather dependent heating 1 03 1 02 Ta Tt 1 00 1 01 Tt Target leaving water temperature main Ta Outdoor temperature continued Code Description 7 7 1 1 1 00 1 01 1 02 1 03 continuation 1 00 Low outdoor ambient temperature 40 C 5 C default 10 C 1 01 High outdoor ambient temperature 10 C 25 C default 15 C 1 02 Desired leaving water temperatu...

Page 57: ...g water temperature Additional zone Only applicable if 2 leaving water temperature zones are present Code Description A 3 1 2 1 N A LWT setpoint mode Fixed default The desired leaving water temperature is NOT weather dependent i e does NOT depend on the outdoor ambient temperature fixed in time i e NOT scheduled Weather dep The desired leaving water temperature is weather dependent i e depends on ...

Page 58: ...perature when the outdoor temperature equals or rises above the high ambient temperature Between minimum and maximum leaving water temperature 9 07 9 08 default 8 C Note This value should be lower than 0 05 as for high outdoor temperatures colder water is required Leaving water temperature Delta T source Temperature difference for entering and leaving water The unit is designed to support under fl...

Page 59: ...nimum setpoint Refer to the illustration below a 8 06 8 06 b Ta Tt a Weather dependent curve b Minimum leaving water temperature setpoint required to reach a stable condition on the comfort setpoint for the room Leaving water temperature Emitter type Only applicable in case of room thermostat control Depending on the system water volume and the heat emitters type the heat up or cool down of a spac...

Page 60: ... 4 8 08 Eco cooling 9 03 9 02 default 20 C Preset leaving water temperature shift value for the main leaving water temperature zone in case of weather dependent Code Description 7 4 2 5 N A Comfort heating 10 C 10 C default 0 C 7 4 2 6 N A Eco heating 10 C 10 C default 2 C 7 4 2 7 N A Comfort cooling 10 C 10 C default 0 C 7 4 2 8 N A Eco cooling 10 C 10 C default 2 C Temperature ranges leaving wat...

Page 61: ...on the desired leaving water temperature decided on the difference between the actual and desired room temperature e g 3 C modulation means the desired leaving water temperature can be increased or lowered by 3 C Increasing the modulation results in better performance less On OFF faster heat up but note that depending on the heat emitter there MUST ALWAYS be a balance refer to the design and selec...

Page 62: ... room thermostat control C 07 1 Allow for the external room thermostat to take care of room frost protection Turn ON the leaving water temperature home page Set auto emergency A 5 1 2 to 1 Leaving water temperature control C 07 0 Room frost protection is NOT guaranteed NOTICE If the system does NOT contain a backup heater do NOT change the default room antifrost temperature INFORMATION If an U4 er...

Page 63: ...the leaving water temperature setpoint will be lowered by 5 C When the leaving water temperature home page is ON and the operation mode is heating then the unit will supply leaving water to the heat emitters to heat up the room according to normal logic When the leaving water temperature home page is ON and the operation mode is cooling then there is no protection NOTICE For the limited frost prot...

Page 64: ... default 3 C 8 3 2 Domestic hot water control advanced Preset tank temperatures Only applicable when domestic hot water preparation is scheduled or scheduled reheat You can define preset tank temperatures storage economic storage comfort reheat Preset values make it easy to use the same value in the schedule If you later want to change the value you only have to do it in 1 place see also operation...

Page 65: ...se and domestic hot water over the complete heating season If the outdoor temperature is below setting 5 03 and 5 02 1 the domestic hot water will not be heated The domestic hot water temperature can be maximum the heat pump OFF temperature 1 Booster heater operation is allowed when required 2 The booster heater is allowed outside the operation range of the heat pump for domestic hot water operati...

Page 66: ...m thermostat control This preset value is only taken into account if there is a request for space heating or cooling If there is NO request for space heating cooling the tank is heated until the setpoint has been reached When system layout Room thermostat control This preset value is always taken into account Range 5 95 minutes default 30 Code Description N A 8 02 Anti recycling time Minimum time ...

Page 67: ...ap will be equal to the value selected in field setting 2 03 after a disinfection operation When the high domestic hot water temperature can be a potential risk for human injuries a mixing valve field supply shall be installed at the hot water outlet connection of the domestic hot water tank This mixing valve shall secure that the hot water temperature at the hot water tap never rise above a set m...

Page 68: ...entire heat load or whether manual confirmation is required 0 Manual default 1 Automatic INFORMATION The auto emergency setting can be set in the menu structure of the user interface only INFORMATION If a heat pump failure occurs and A 5 1 2 is set to Manual the room frost protection function the underfloor heating screed dryout function and the water pipe antifreeze function will remain active ev...

Page 69: ...OT be held liable for any damage resulting from failure to observe this rule INFORMATION The combination of setting 4 03 0 2 with bivalent operation at low outdoor temperature can result in domestic hot water shortage The bivalent operation function has no impact on the domestic water heating mode The domestic hot water is still and only heated by the outdoor unit The permission signal for the aux...

Page 70: ...enable the auto restart function 2 The refrigerant part of the outdoor unit is connected to a preferential kWh rate power supply When the preferential kWh rate signal is sent by the electricity company the contact will close and the unit will go in forced off mode When the signal is released again the voltage free contact will open and the unit will restart operation Therefore always enable the au...

Page 71: ...t 20 kW Priority Only applicable in case of an optional EKHW Code Description A 6 3 7 4 01 Power consumption control DISABLED 4 08 0 0 None default Backup heater and booster heater can operate simultaneously 1 BSH The booster heater is prioritized 2 BUH The backup heater is prioritized Power consumption control ENABLED 4 08 1 or 2 0 None default Depending on the power limitation level the booster ...

Page 72: ...bled the pump operation is possible at all outdoor temperatures Code Description N A F 00 Pump operation 0 Disabled if outdoor temperature is higher than 4 02 or lower than F 01 depending on heating cooling operation mode 1 Possible at all outdoor temperatures Pump operation during flow abnormality F 09 defines whether the pump stops at flow abnormality or allow to continue operation when flow abn...

Page 73: ... handling User permission level Actuators Operation modes Running hours Version Energy metering Consumed elec Produced energy Error information Error history Contact helpdesk number Version User interface Indoor unit Outdoor unit User settings Display Temperature lock Set schedules Preset values Allowed operation mode Unit of measurement Display Contrast Backlit LCD time User profile Available hom...

Page 74: ...mpressor type Indoor software type Unit control method Number of LWT zones Pump operation mode Power saving possible User interface location Options DHW pump External sensor Control box Option box Leaving water Main Additional Delta T source Room thermostat Room temp range Room temp offset Ext room sensor offset Operation range Space heating OFF temp Space cooling On temp Disinfection Disinfection...

Page 75: ...ument and have not been bypassed The power supply voltage matches the voltage on the identification label of the unit There are NO loose connections or damaged electrical components in the switch box There are NO damaged components or squeezed pipes on the inside of the outdoor unit Depending on the backup heater type backup heater circuit breaker F1B on the switch box of the backup heater is turn...

Page 76: ...the home screens and that the space heating and domestic hot water demands are turned off The air purge function automatically stops after 30 minutes To perform a manual air purge Prerequisite Make sure the user interface shows the home screens and that the space heating and domestic hot water demands are turned off 1 Set the user permission level to Installer See To set the user permission level ...

Page 77: ... actuator test runs Booster heater test Backup heater step 1 test Backup heater step 2 test Pump test INFORMATION Make sure that all air is purged before executing the test run Also avoid disturbances in the water circuit during the test run 2 way valve test 3 way valve test Bivalent signal test Alarm output test Cooling heating signal test Quick heat up test Circulation pump test 9 4 5 Underfloor...

Page 78: ...2 06 0 By default it is enabled 2 06 1 However due to the installer on site mode see Checklist before commissioning room frost protection will be automatically disabled for 12 hours after the first power on If the screed dryout still needs to be performed after the first 12 hours of power on manually disable room frost protection by setting 2 06 to 0 and KEEP it disabled until the screed dryout ha...

Page 79: ... seconds 11 Maintenance and service NOTICE Maintenance should preferably be carried out yearly by an installer or service agent 11 1 Overview Maintenance and service This chapter contains information about The yearly maintenance of the outdoor unit The inspection of the backup heater switch box The inspection of the control box switch box 11 2 Maintenance safety precautions DANGER RISK OF ELECTROC...

Page 80: ...in open position when the power is turned OFF WARNING If the internal wiring is damaged it has to be replaced by the manufacturer its service agent or similarly qualified persons Booster heater of the domestic hot water tank INFORMATION Only if a domestic hot water tank with a built in electrical booster heater EKHW is part of the system It is recommended to remove lime buildup on the booster heat...

Page 81: ...ature is too low the unit uses the backup heater to reach the minimum water temperature first 15 C Check and make sure that The power supply to the backup heater is correctly wired The backup heater thermal protector is NOT activated The backup heater contactors are NOT broken If the system does NOT contain a backup heater It may be required to start up with a small water volume To do this gradual...

Page 82: ...ts on page 92 for the location of the reset button Possible causes Corrective action If the system contains a backup heater the backup heater equilibrium temperature has not been configured correctly Increase the equilibrium temperature to activate the backup heater operation at a higher outdoor temperature Go to A 5 1 4 Installer settings Heat sources Backup heater Equilibrium temp OR A 8 Install...

Page 83: ...a licensed installer or by your local dealer This chapter gives you an overview of all error codes and the content of the error code as it appears on the user interface For a more detailed troubleshooting guideline for each error please see the service manual 12 4 1 Error codes Overview Error codes of the outdoor unit Refrigerant part Error code Detailed error code Description A5 00 OU High pressu...

Page 84: ... Auto restart 7H 04 Water flow problem during domestic hot water production Manual reset Check the domestic hot water circuit 7H 05 Water flow problem during heating sampling Manual reset Check the space heating cooling circuit 7H 06 Water flow problem during cooling defrost Manual reset Check the plate heat exchanger Error code Detailed error code Description 89 01 Heat exchanger frozen 8H 00 Abn...

Page 85: ...rcuit Error code Detailed error code Description 7H 06 The water flow problems mainly occurred during cooling defrost operation Check the space heating cooling circuit Additionally this error code might be an indication of frost damage to the plate heat exchanger In that case contact your local dealer INFORMATION Error AJ 03 is reset automatically from the moment there is a normal tank heat up INF...

Page 86: ... stop valve b Closing direction c Hexagonal wrench d Valve lid e Liquid stop valve 13 3 To start and stop forced cooling Confirm that DIP switch SW2 is in COOL mode 1 Press the forced cooling operation switch SW1 to begin forced cooling 2 Press the forced cooling operation switch SW1 to stop forced cooling COOL HEAT SW1 SW3 SW2 NOTICE Take care that while running forced cooling operation the water...

Page 87: ...KMBUHCA9W1 Daikin Altherma low temperature monobloc 4P405544 1 2015 03 14 2 Dimensions and service space 14 2 1 Dimensions and service space Outdoor unit Dimensions Outdoor unit 1089 356 304 735 44 75 75 56 180 30 214 740 283 330 Service space Outdoor unit 250 350 250 A 400 B 250 A 400 B 300 250 250 350 250 350 ...

Page 88: ...kin Altherma low temperature monobloc 4P405544 1 2015 03 14 2 2 Dimensions and service space Options Dimensions and service space control box and option box 50 50 50 100 600 50 340 97 55 360 318 340 22 305 A A B B 2 5 5 6 2 R4 5 R2 5 Dimensions backup heater 26 5 x 6 5 250 150 50 535 393 76 57 210 140 20 125 7 548 560 Ø6 5 Ø6 ...

Page 89: ...data Installer reference guide 89 EBLQ05 07CAV3 EDLQ05 07CAV3 EKCB07CAV3 EK2CB07CAV3 EKMBUHCA3V3 EKMBUHCA9W1 Daikin Altherma low temperature monobloc 4P405544 1 2015 03 Service space backup heater 50 50 200 350 500 ...

Page 90: ...ller reference guide 90 EBLQ05 07CAV3 EDLQ05 07CAV3 EKCB07CAV3 EK2CB07CAV3 EKMBUHCA3V3 EKMBUHCA9W1 Daikin Altherma low temperature monobloc 4P405544 1 2015 03 14 3 Center of gravity 14 3 1 Center of gravity Outdoor unit X Y Z ...

Page 91: ... 07CAV3 EDLQ05 07CAV3 EKCB07CAV3 EK2CB07CAV3 EKMBUHCA3V3 EKMBUHCA9W1 Daikin Altherma low temperature monobloc 4P405544 1 2015 03 14 3 2 Center of gravity Options Center of gravity control box and option box 164 177 55 Center of gravity backup heater A B C ...

Page 92: ...utdoor unit p c l m h k b a d e i n n n o o j f g a Water IN connection 1 M b Water OUT connection 1 M c Wiring intake power supply d Wiring intake high voltage wiring e Wiring intake low voltage wiring f Pump g Water filter h Safety valve i Switch box j Flow sensor k Flow switch l Expansion vessel m Air purge valve n Drain outlet o Shut off valve with drain fill valve 1 included accessory p 4 hol...

Page 93: ...P405544 1 2015 03 14 4 2 Components Switch box outdoor unit X7M TB1 A1P FU1 X5M A2P X6YB X4M X3M X6Y X6YA a b g h c b d i e f a Transformer b Connectors c Terminal block to heaters d Terminal block low voltage e Terminal block high voltage f Terminal block power supply g Main PCB h Main PCB fuse i Current loop PCB for communication with control box and option box ...

Page 94: ...4 EBLQ05 07CAV3 EDLQ05 07CAV3 EKCB07CAV3 EK2CB07CAV3 EKMBUHCA3V3 EKMBUHCA9W1 Daikin Altherma low temperature monobloc 4P405544 1 2015 03 14 4 3 Components Options Components control box and option box a b a a Terminal strip b Terminal block power ...

Page 95: ...W1 Daikin Altherma low temperature monobloc 4P405544 1 2015 03 Components backup heater h e e e f f e c d g g b a EKMBUHCA3V EKMBUHCA9W a Water IN connection 1 M b Water OUT connection 1 M c Air purge d Backup heater e Backup heater contactor f Backup heater thermal fuse g Backup heater overcurrent fuse h Terminal block ...

Page 96: ...ot water tank c Booster heater circuit breaker only for installations with a domestic hot water tank d Terminal block only for installations with a domestic hot water tank e Terminal block power supply f Terminal block low voltage g Terminal block high voltage Option box X2M A4P K1A K2A X1M X8M c d a b a Extension PCB b Terminal block power supply c Terminal block low voltage d Terminal block high...

Page 97: ...4 CuT 6 4 CuT Discharge pipe thermistor Accumulator Compressor High pressure switch Muffler Muffler 4 way valve Pressure sensor Refrigerant flow Cooling Heating Liquid stop valveV Plate heat exchanger Gas stop valve with service port Air purge Flow sensor Pump Flow switch Outlet Shut off valve with drain fill valve Expansion vessel Safety valve Blow off Filter Inlet Outlet water heat exchanger the...

Page 98: ...t See the internal wiring diagram supplied with the unit on the inside of the outdoor unit switch box cover The abbreviations used are listed below Position in switch box hydro switch box A1P TR1 X 3 M X4M A2P X6Y X5M X7M PCB3 Position in compressor switch box PCB1 X2M X1M PCB2 Position in control box A4P X2M K3M X4M X8M X1M F2B Position in option box A4P X2M X8M X1M Position in backup heater kit ...

Page 99: ... 5 X19A 3 X19A 1 X4M PE X4M N X4M L PCB3 PCB2 PCB1 GRN GRN GRN RED RED RED RED 1 S502 2 3 4 5 6 7 8 9 10 11 S503 1 2 3 4 5 S501 1 2 3 4 5 SW5 SW2 SW1 SW3 A 1 2 3 4 DB1 DB2 HL402 HN402 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 1 2 3 4 5 6 7 S210 S206 S209 X2M X1M 1 2 3 L N BRN RED BLU BRN BRN BLK BLK Z2C Z1C 1 4 S20 S50 1 2 Y1E S1NPH M 1 2 3 4 5 1 2 3 4 1 2 3 4 5 6 1 2 3 4 MR307 MR306 V401 FU1 T3 15A MR30 ...

Page 100: ... BLK GRN YLW BLK WHT SA1 FU3 V2 HL1 HN1 30A V3 S10 3 2 1 MR30_A MR30_B 1 2 S20 S50 1 2 3 4 5 1 2 3 4 DP2 DP1 MR307 MR306 FU1 T3 15A V401 DB401 1 2 3 4 5 6 1 2 3 4 1 2 3 4 5 6 7 WHT YLW ORG BLU RED Y1E M S1NPH S60 S90 S40 R3T t R2T t R1T t Q1L S1PH P 1 2 3 2 1 3 2 1 4 4 5 6 7 S411 S401 LED B OFF ON OFF ON 1 2 3 4 5 1 E1 E2 Z2C Z1C X1M L N 1 2 3 X2M Z3C BLU YLW RED BLU WHT ORG BRN RED YLW YLW Y1R M1...

Page 101: ...5R FU2 KVR 2 2 1 1 1 2 1 2 X5A X8A X7A X21A K4R K6R X10A X14A X15A X18A 1 2 3 4 5 3 1 1 3 1 2 A1P TR1 M1P S1L N L GND PWM PE MS 3 t t t R3T R4T R1T X10A X1A X5M X3M X5Y A2P 4 3 4 3 2 1 2 1 X2M 23 X2M 22 X2M 21 X2M 20 X8M 9 X8M 8 X8M 7 X8M 6 X8M 10 1 2 2 1 3 4 5 E 1 1 5 6 Only for preferential kWh rate power supply compressor Use normal kWh rate power supply for hydro switch box Only for normal pow...

Page 102: ...switch box Heatpump convector only for wireless On OFF thermostat 4D094176 1A_Page 8 User interface Remote user interface Option box DHW pump output Max load 2 A inrush 230 V AC 1 A continuous DHW pump Dual setpoint application refer to installation manual only for ext sensor floor or ambient DHW option only for KHWS V3 only for KHWE V3 only for KHWS Z2 only for KHWE Z2 Only for enamel tank option...

Page 103: ...Extension PCB control optional A5P User interface PCB A7P Receiver PCB wireless On OFF thermostat DS1 A4P DIP switch B1L Flow sensor E1H Backup heater element 1 kW E2H Backup heater element 2 kW E3H Backup heater element E4H Booster heater 3 kW E6H Plate heat exchanger heater tape E7H Expansion vessel heater F1B Overcurrent fuse backup heater F2B Overcurrent fuse booster heater F1T F2T Thermal fus...

Page 104: ...1 Fuse S1NPH Pressure sensor S1PH Pressure switch high R1T PCB1 Thermistor discharge R2T PCB1 Thermistor heat exchange R3T PCB1 Thermistor air S2 S503 Connector LED A LED B Pilot lamp IPM1 Intelligent power module SW1 SW3 Push buttons SW2 SW5 DIP switches C110 C112 Capacitor LED 1 LED 4 Indication lamp Q1L PCB1 DB1 DB2 DB401 Rectifier bridge Y1R Reversing solenoid valve coil SHEET METAL Terminal s...

Page 105: ...90 kW 4 75 kW 6 90 kW Cooling capacity Minimum 2 00 kW 2 50 kW Nominal 4 20 kW 5 40 kW Maximum Heating PI Nominal 1 13 kW 2 02 kW 1 13 kW 2 02 kW Cooling PI Nominal 1 80 kW 2 34 kW COP Nominal 3 58 3 42 3 58 3 42 EER Nominal 2 32 2 29 a In heating Ambient temperature DB WB 7 C 6 C leaving water condenser 35 C DT 5 C In cooling Ambient temperature 35 C leaving water evaporator 18 C DT 5 C b In heat...

Page 106: ...it Minimum 25 C DB Maximum 35 C DB Sound level Nominal Heating Sound power 61 dBA 62 dBA 61 dBA 62 dBA Sound pressure 2 48 dBA 49 dBA 48 dBA 49 dBA Nominal Cooling Sound power 63 dBA Sound pressure 48 dBA 50 dBA Night quiet Sound pressure Refrigerant Type R410A Charge 1 30 kg 1 45 kg 1 30 kg 1 45 kg Control Expansion valve electronic type Nr of circuits 1 Refrigerant oil Type FVC50K Charged volume...

Page 107: ... Wiring connections For power supply Quantity 3 Remark For connection with control box Quantity 8 Remark 2 wires minimum cable section 0 75 mm maximum length 20 m 2 wires minimum cable section 0 75 mm maximum length 500 m 4 wires 230 V Figure A Starting current Daikin inverter controlled compressor starting current always less than or equal to maximal running current A B D E C A Running current B ...

Page 108: ...ical specifications control box and option box Options EKCB07CAV3 EK2CB07CAV3 Power supply Phase 1 Frequency 50 Hz Voltage 230 V Voltage range Minimum 10 Maximum 10 Fuses Recommended fuses 16 A Technical specifications backup heater Options EKMBUHCA3V3 EKMBUHCA9W1 Casing Colour White Material Precoated sheet metal Dimensions Packing H W D 650 300 270 mm Unit H W D 560 250 210 mm Weight Machine wei...

Page 109: ... heater 15 10 25 45 50 55 25 25 20 15 A C DB B C A Outdoor temperature B Leaving water condensor temperature C Leaving water evaporator temperature Backup heater only operation No outdoor unit operation Outdoor unit operation if setpoint 25 C Heat pump backup heater operation Pull up operation Pull up area Outdoor unit operation if setpoint 25 C Circulation pump Operation of outdoor unit is possib...

Page 110: ... hot water heating mode for current models in this manual 5 kW 7 kW 25 55 35 20 25 15 25 40 45 50 80 A C DB B C 25 55 35 20 25 15 25 40 45 50 80 48 5 A C DB B C A Outdoor temperature B Domestic hot water temperature Booster heater only operation EKHW only Operation of outdoor unit is possible but with possible capacity reduction If the outdoor temperature 25 C the outdoor unit will stop Backup boo...

Page 111: ...40 E D B LQ07CAV3 A kPa B l min C A External static pressure B Water flow rate C Operation range Notes The operation area is extended to lower flow rates only in case the unit operates with heat pump only and the temperature of the flow medium is sufficiently high This does not apply to start up operation defrost operation and backup heater operation in case a backup heater is installed About the ...

Page 112: ...an perform or coordinate the required service to the product Installation manual Instruction manual specified for a certain product or application explaining how to install configure and maintain it Operation manual Instruction manual specified for a certain product or application explaining how to operate it Accessories Labels manuals information sheets and equipment that are delivered with the p...

Page 113: ...1 8 Field settings table Applicable units BLQ05CAV3 DLQ05CAV3 BLQ07CAV3 DLQ07CAV3 Notes 1 B 2 D 4P405542 1 2015 03 ...

Page 114: ...ent temp for LWT main zone cooling WD curve R W 9 03 9 02 C step 1 C 22 C 7 7 1 2 1 09 Set weather dependent cooling Leaving water value for high ambient temp for LWT main zone cooling WD curve R W 9 03 9 02 C step 1 C 18 C Additional Set weather dependent heating 7 7 2 1 0 00 Set weather dependent heating Leaving water value for high ambient temp for LWT add zone heating WD curve R W 9 05 min 45 ...

Page 115: ... temp heating R W 37 55 C step 1 C 55 C A 3 1 1 2 3 9 03 Temperature range Minimum temp cooling R W 5 18 C step 1 C 5 C A 3 1 1 2 4 9 02 Temperature range Maximum temp cooling R W 18 22 C step 1 C 22 C A 3 1 1 5 8 05 R W 0 No 1 Yes A 3 1 1 7 9 0B R W 0 Quick 1 Slow Additional A 3 1 2 1 R W 0 Fixed 1 Weather dep 2 Fixed scheduled 3 WD scheduled A 3 1 2 2 1 9 05 Temperature range Minimum temp heatin...

Page 116: ... 5 1 3 4 07 R W 0 No 1 Yes A 5 1 4 5 01 R W 15 35 C step 1 C 4 C System operation Auto restart A 6 1 3 00 R W 0 No 1 Yes Preferential kWh rate A 6 2 1 D 00 R W 0 None 1 BSH only 2 BUH only 3 All heaters A 6 2 2 D 05 R W 0 Forced off 1 As normal Pwr consumpt Control A 6 3 1 4 08 R W 0 No limitation 1 Continuous 2 Digital inputs A 6 3 2 4 09 R W 0 Current 1 Power A 6 3 3 5 05 R W 0 50 A step 1 A 50 ...

Page 117: ...mp for LWT add zone heating WD curve Leaving water value for low ambient temp for LWT add zone heating WD curve High ambient temp for LWT add zone heating WD curve Low ambient temp for LWT add zone heating WD curve Leaving water value for high ambient temp for LWT add zone cooling WD curve Leaving water value for low ambient temp for LWT add zone cooling WD curve High ambient temp for LWT add zone...

Page 118: ...A 8 8 06 R W 0 10 C step 1 C 3 C A 8 8 07 R W 9 03 9 02 step 1 C 18 C A 8 8 08 R W 9 03 9 02 step 1 C 20 C How to protect the water pipes from freezing Do not change this value Enable the second step of the backup heater Which power limitation mode is required on the system Which power limitation type is required Automatic cooling heating changeover hysteresis Automatic cooling heating changeover ...

Page 119: ...C A 8 D 04 R W 0 No 1 Yes A 8 D 05 R W 0 Forced off 1 As normal A 8 D 07 0 A 8 D 08 R W 0 No 1 0 1 pulse kWh 2 1 pulse kWh 3 10 pulse kWh 4 100 pulse kWh 5 1000 pulse kWh What is the desired comfort main LWT in heating What is the desired eco main LWT in heating What is the maximum desired LWT for main zone in heating What is the mimimum desired LWT for main zone in heating What is the maximum des...

Page 120: ... Enabled A 8 F 01 R W 10 35 C step 1 C 20 C A 8 F 02 3 A 8 F 03 5 A 8 F 04 0 A 8 F 05 0 A 8 F 06 0 A 8 F 09 R W 0 Disabled 1 Enabled A 8 F 0A 0 A 8 F 0B 0 A 8 F 0C 1 A 8 F 0D R W 0 Continuous 1 Sample 2 Request Is an external kWh meter used for power measurement What is the high electricity price Do not use What is the medium electricity price Do not use What is the low electricity price Do not us...

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