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Installer reference guide

Daikin Altherma – Low temperature split

English

Installer reference guide

Daikin Altherma – Low temperature split

ERGA04DAV3(A)
ERGA06DAV3(A)
ERGA08DAV3(A)

EHVH04S23DAV(G)
EHVH08S23DAV(G)

Summary of Contents for Altherma EHVH04S23DAV

Page 1: ...nstaller reference guide Daikin Altherma Low temperature split English Installer reference guide Daikin Altherma Low temperature split ERGA04DAV3 A ERGA06DAV3 A ERGA08DAV3 A EHVH04S23DAV G EHVH08S23DAV G ...

Page 2: ...ments 25 6 3 2 Refrigerant piping insulation 25 6 4 Preparing water piping 25 6 4 1 Water circuit requirements 25 6 4 2 Formula to calculate the expansion vessel pre pressure 26 6 4 3 To check the water volume and flow rate 26 6 4 4 Changing the pre pressure of the expansion vessel 27 6 4 5 To check the water volume Examples 28 6 5 Preparing electrical wiring 28 6 5 1 About preparing electrical wi...

Page 3: ... 11 Maintenance and service 78 11 1 Overview Maintenance and service 78 11 2 Maintenance safety precautions 78 11 3 Checklist for yearly maintenance of the outdoor unit 79 11 4 Checklist for yearly maintenance of the indoor unit 79 11 4 1 To drain the domestic hot water tank 80 11 5 About cleaning the water filter in case of trouble 80 11 5 1 To remove the water filter 80 11 5 2 To clean the water...

Page 4: ... 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 that the unit can be used as a shelter by small animals Small animals that make contact with electrical parts can cause malfunctions smoke or fire CAUTION Do NOT touch the air inlet or aluminium fins of the unit NOTICE Do NOT plac...

Page 5: ...nt may only be charged after performing the leak test and the vacuum drying In case re charge is required refer to the nameplate of the unit It states the 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 i...

Page 6: ... established When disconnecting the power supply the current carrying connections must be separated before the earth connection is The length of the conductors between the power supply stress relief and the terminal block itself must be as such that the current carrying wires are tautened before the earth wire is in case the power supply is pulled loose from the stress relief NOTICE Precautions wh...

Page 7: ...on What to do and know before going on site Installation What to do and know to install the system Configuration What to do and know to configure the system after it is installed Commissioning What to do and know to commission the system after it is configured Hand over to the user What to give and explain to the user Maintenance and service How to maintain and service the units Troubleshooting Wh...

Page 8: ...e gases label d Energy label e Unit mounting plate f Bolts nuts washers spring washers and wire clamp 3 3 Indoor unit 3 3 1 To unpack the indoor unit 1 2 8 3 3 2 To remove the accessories from the indoor unit 2 4 1 4 1 1 1 1 1 a b g h i c d e f a Shut off valves for water circuit b Overpressure bypass valve c General safety precautions d Addendum book for optional equipment e Indoor unit installat...

Page 9: ...it The drain pan kit consists of Drain pan Installation brackets For installation instructions see the installation manual of the drain pan Drain pan heater EKDPH008CA The drain pan heater is required to avoid freezing up of the drain pan It is recommended to install this option in colder regions with possible low ambient temperatures or heavy snowfall For installation instructions see the install...

Page 10: ...connect either the remote indoor sensor or the remote outdoor sensor PC cable EKPCCAB The PC cable makes a connection between the switch box of the indoor unit and a PC It gives the possibility to update the software of the indoor unit For installation instructions see the installation manual of the PC cable and 8 Configuration on page 47 Pipe bend kit EKHVTC When the indoor unit is installed in a...

Page 11: ...ed based on the ambient temperature of the user interface Number of water temperature zones 4 4 Code 7 02 0 Single zone Main Benefits 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 comf...

Page 12: ...e directly connected to the indoor unit The desired room temperature is set via the remote controller of the heat pump convectors The space heating demand signal is sent to one digital input on the indoor unit X2M 35 and X2M 30 The space operation mode is sent to the heat pump convectors by one digital output X2M 4 and X2M 3 on the indoor unit Configuration Setting Value Unit temperature control 2...

Page 13: ...er piping on page 25 The user interface connected on the indoor unit decides the space operation mode Mind that the operation mode on each room thermostat must be set to match the indoor unit The room thermostats are connected to the shut off valves but do NOT have to be connected to the indoor unit The indoor unit will supply leaving water all the time with the possibility to program a leaving wa...

Page 14: ...ontrol 2 9 Code C 07 0 Leaving water Unit operation is decided based on the leaving water temperature Number of water temperature zones 4 4 Code 7 02 0 Single zone Main 5 2 3 Multiple rooms Two LWT zones If the heat emitters selected for each room are designed for different leaving water temperatures you can use different leaving water temperature zones maximum 2 In this document Main zone Zone wi...

Page 15: ...er systems provides the excellent heating comfort of the under floor heating and the rapid air heat up of the heat pump convectors e g living room under floor heating and the bedroom convector no continuous heating Efficiency Depending on the demand the indoor unit supplies different leaving water temperature matching the design temperature of the different heat emitters Under floor heating has th...

Page 16: ...manually operated contact Setup Connect the following field wiring L N H Com A K2A K1A X2M BTI K2A K1A Indoor Auto Boiler 35 30 X Y Indoor BTI Boiler thermostat input A Auxiliary contact normal closed H Heating demand room thermostat optional K1A Auxiliary relay for activation of indoor unit field supply K2A Auxiliary relay for activation of boiler field supply Indoor Indoor unit Auto Automatic Bo...

Page 17: ...isinfection function for the DHW tank is active Can assist during defrost operation for the outdoor unit The higher the outdoor temperature the better the performance of the heat pump If energy prices are the same during the day and the night Daikin recommends to heat up the DHW tank during the day If energy prices are lower during the night Daikin recommends to heat up the DHW tank during the nig...

Page 18: ...ment of the anti legionella heater and set the capacity via the user interface Example If you measure an anti legionella heater resistance of 24Ω the capacity of the heater at 230 V is 2200 W 5 5 2 Consumed energy You can use the following methods to determine the consumed energy Calculating Measuring INFORMATION You cannot combine calculating the consumed energy example for anti legionella heater...

Page 19: ...Measures the rest i e indoor unit optional backup heater and anti legionella heater Setup Connect power meter 1 to X5M 5 and X5M 6 Connect power meter 2 to X5M 3 and X5M 4 Power meter types Power meter 1 Single or three phase power meter according to the power supply of the outdoor unit Power meter 2 In case of no backup heater or an optional single phase backup heater configuration use a single p...

Page 20: ...sponding power limitation level DI1 weakest limitation highest energy consumption DI4 strongest limitation lowest energy consumption For the specifications of the digital inputs and for where to connect them refer to the wiring diagram Configuration Set the power consumption control settings in 9 9 via the user interface for the description of all settings see 8 Configuration on page 47 Select lim...

Page 21: ...ses As a result the outdoor ambient temperature is NOT read out If the desired leaving water temperature is weather dependent the full time outdoor temperature measurement is important This is another reason to install the optional outdoor ambient temperature sensor INFORMATION The external outdoor ambient sensor data either averaged or instantaneous is used in the weather dependent control curves...

Page 22: ... It is NOT recommended to install the unit in the following places because it may shorten the life of the unit Where the voltage fluctuates a lot In vehicles or vessels Where acidic or alkaline vapour is present Seaside installation Make sure the outdoor unit is NOT directly exposed to sea winds This is to prevent corrosion caused by high levels of salt in the air which might shorten the life of t...

Page 23: ...in hose to the drain on page 34 It requires to remove one or both side panels The foundation must be strong enough to bear the weight of the unit Take the weight of the unit with a domestic hot water tank full of water into account Make sure in the event of a water leak water cannot cause any damage to the installation space and surroundings Do NOT install the unit in places such as In places wher...

Page 24: ... your dealer Use table 3 in chapter Technical data and dm to calculate the minimum opening area for natural ventilation between room A and room B VAmin cm2 Unit can be installed at room A if 2 ventilation openings permanently open are provided between room A and B 1 at the top and 1 at the bottom Bottom opening The bottom opening must meet the minimum area requirements VAmin It must be as close as...

Page 25: ...o NOT use excessive force when connecting the piping Deformation of the piping can cause malfunctioning of the unit Connecting piping Tools Only use appropriate tooling to handle brass which is a soft material If NOT pipes will get damaged Connecting piping Air moisture dust If air moisture or dust gets into the circuit problems may occur To prevent this Only use clean pipes Hold the pipe end down...

Page 26: ...hed with fresh water This procedure must be repeated at least once a day the first 5 consecutive days after installation Domestic hot water tank Standstills In cases where during longer periods of time there is no consumption of hot water the equipment MUST be flushed with fresh water before usage Domestic hot water tank Disinfection For the disinfection function of the domestic hot water tank see...

Page 27: ...indoor unit is too small for the installation In this case it is recommended to install an extra vessel outside the unit a This is the height difference m between the highest point of the water circuit and the indoor unit If the indoor unit is at the highest point of the installation the installation height is 0 m Minimum flow rate Check that the minimum flow rate in the installation is guaranteed...

Page 28: ...cal shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancing capacitor will reduce performance and may cause accidents WARNING All wiring MUST be performed by an authorised electrician and MUST comply with the applicable legislation Make electrical connections to the fixed wiring All components procured on site and all electrical con...

Page 29: ...tional equipment 6 User interface used as room thermostat 2 e 7 Room thermostat 3 or 4 100 mA b 8 Outdoor ambient temperature sensor 2 b 9 Indoor ambient temperature sensor 2 b Item Description Wires Maximum running current 10 Heat pump convector 2 100 mA b Field supplied components 11 Shut off valve 2 100 mA b 12 Electricity meter 2 per meter b 13 Domestic hot water pump 2 b 14 Alarm output 2 b 1...

Page 30: ... connect the refrigerant piping to the outdoor unit on page 37 and 7 9 6 To connect the electrical wiring on the outdoor unit on page 42 7 2 3 To open the indoor unit 1 Remove the top panel 5 T25 2 Remove the user interface panel Open the hinges at the top and slide the top panel upwards NOTICE If you remove the user interface panel also disconnect the cables from the back of the panel to prevent ...

Page 31: ... and wind by installing a snow cover and baffle plates See Preparing installation site in 6 Preparation on page 21 7 3 2 Precautions when mounting the outdoor unit INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation 7 3 3 To provide the installation structure Check the strength and level of the installation ground so that the unit...

Page 32: ...ll height b EKFT008D option kit Option 4 On brackets to the wall with the EKFT008D option kit The EKFT008D option kit is recommended in areas with heavy snowfall 250 300 250 mm a b c 4 a Maximum snowfall height b EKFT008D option kit c Anti vibration rubber field supply 7 3 4 To install the outdoor unit CAUTION Do NOT remove the protective cardboard before the unit is installed properly 1 Lift the ...

Page 33: ...nstall a waterproof plate within 150 mm of the bottom side of the unit in order to prevent water from getting into the unit and to avoid drain water dripping see the following figure NOTICE If the drain holes of the outdoor unit are blocked up provide space of at least 300 mm below the outdoor unit Drain pan You can use the drain pan option EKDP008D to gather the drain water For the complete insta...

Page 34: ...utdoor and indoor unit before you can connect the refrigerant and water piping Typical workflow Mounting the indoor unit typically consists of the following stages 1 Installing the indoor unit 7 4 2 Precautions when mounting the indoor unit INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation 7 4 3 To install the indoor unit 1 Lift...

Page 35: ...y precautions Preparation DANGER RISK OF BURNING CAUTION Do NOT use mineral oil on flared part Do NOT reuse piping from previous installations NEVER install a drier to this R32 unit to guarantee its lifetime The drying material may dissolve and damage the system NOTICE Take the following precautions on refrigerant piping into account Avoid anything but the designated refrigerant to get mixed into ...

Page 36: ...type Conventional flare tool Clutch type Ridgid type Wing nut type Imperial type A 0 0 5 mm 1 0 1 5 mm 1 5 2 0 mm 5 Check that the flaring is properly made a b c a Flare s inner surface MUST be flawless b The pipe end MUST be evenly flared in a perfect circle c Make sure the flare nut is fitted 7 5 6 To braze the pipe end The indoor unit and outdoor unit have flare connections Connect both ends wi...

Page 37: ...and check for refrigerant leaks Item Tightening torque N m Stem cap liquid side 13 5 16 5 Stem cap gas side 22 5 27 5 To handle the service cap ALWAYS use a charge hose equipped with a valve depressor pin since the service port is a Schrader type valve After handling the service port tighten the service port cap and check for refrigerant leaks Item Tightening torque N m Service port cap 11 5 13 9 ...

Page 38: ...to the service port of the gas stop valve Make sure that the gas stop valve and liquid stop valve are firmly closed before performing the leak test or vacuum drying 7 6 3 To check for leaks NOTICE Do NOT exceed the unit s maximum working pressure see PS High on the unit name plate NOTICE Make sure to use a recommended bubble test solution from your wholesaler Do not use soap water which may cause ...

Page 39: ...ing refrigerant typically consists of the following stages 1 Determining how much refrigerant to charge 2 Charging refrigerant 3 Filling in the fluorinated greenhouse gases label and fixing it to the inside of the outdoor unit 7 7 2 Precautions when charging refrigerant INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation 7 7 3 To ...

Page 40: ...e water piping INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation 7 8 3 To connect the water piping NOTICE Do NOT use excessive force when connecting the piping Deformation of the piping can cause malfunctioning of the unit To facilitate service and maintenance 2 shut off valves and 1 overpressure bypass valve are provided Mount ...

Page 41: ...ll air is purged 4 Check for water leaks 5 Manually operate the field installed pressure relief valve to ensure a free water flow through the discharge pipe NOTICE To operate the system the domestic hot water tank needs to be filled completely Turning on the system when the tank is not full can damage the integrated anti legionella heater and cause electrical errors 7 8 7 To insulate the water pip...

Page 42: ...cations of standard wiring components Component ERGA04 06D AV3 ERGA08DAV3 ERGA04 08D AV3A Power supply cable MCA a 19 9 A 24 0 A 15 9 A Voltage 230 V Phase 1 Frequen cy 50 Hz Wire sizes Must comply with applicable legislation Interconnection cable Minimum cable section of 1 5 mm and applicable for 230 V Recommended field fuse 20 A 25 A 16 A Earth leakage circuit breaker Must comply with applicable...

Page 43: ...igerant gas pipe Routing Possible cables depending on unit type and installed options a Low voltage Preferential power supply contact User interface used as room thermostat option Power consumption digital inputs field supply Outdoor ambient temperature sensor option Indoor ambient temperature sensor option Electrical meters field supply Safety thermostat field supply Backup heater thermistor back...

Page 44: ...ential kWh rate power supply contact is connected to the same terminals X5M 9 10 as the safety thermostat It is only possible for the system to have EITHER preferential kWh rate power supply OR a safety thermostat 7 9 9 To connect the shut off valve 1 Connect the valve control cable to the appropriate terminals as shown in the illustration below NOTICE Wiring is different for a NC normal closed va...

Page 45: ...Connect the changeover to external heat source cable to the appropriate terminals as shown in the illustration below X1M X2M A4P X5M X1M YC Y1 Y2 Y3 Y4 X2 X1 X2M X4 X3 N L a a Installation of EKRP1HB is required 2 Fix the cable with cable ties to the cable tie mountings 7 9 15 To connect the power consumption digital inputs 1 Connect the power consumption digital inputs cable to the appropriate te...

Page 46: ...rth cable Make sure that the power supply is in accordance with the anti legionella heater capacity as listed in the table below Anti legionella heater capacity Power supply Maximum running current 2 4 kW 1N 230 V 11 A Connect the anti legionella heater power supply cable as follows X8M F2B Q1DI a b a Factory mounted cable connected to the anti legionella heater contactor inside the lower switch b...

Page 47: ...tings Code See also To access the installer settings on page 47 8 6 Menu structure Overview installer settings on page 74 8 1 1 To access the most used commands To change the user permission level You can change the user permission level as follows 1 Go to B User profile 2 Enter the applicable code for the user permission Move the cursor from left to right Browse through the list of digits and cha...

Page 48: ...ble Schedule 2 1 Additional zone only if 4 4 1 Emitter type 3 7 8 4 4 Additional zone on page 56 Control read only 3 9 Setpoint mode 3 4 Heating WD curve 3 5 if applicable Schedule 3 1 Tank Heat up mode 5 6 8 4 6 Tank on page 60 Comfort setpoint 5 2 Eco setpoint 5 3 Reheat setpoint 5 4 8 3 Possible screens 8 3 1 Possible screens Overview The most common screens are as follows a b c c2 c1 a Home sc...

Page 49: ...p text in case of a malfunction on page 85 for more information Item Description Room Restriction Only displayed if a room thermostat is connected to the indoor unit Set the room temperature Main zone Shows the applicable symbol for your main zone emitter type Set the leaving water temperature for the main zone Additional zone Restriction Only displayed if there are two leaving water temperature z...

Page 50: ...Y1 Y2 X2 Y a X Possible actions on this screen Go through the temperatures Change the temperature Go to the next temperature Confirm changes and proceed Item Description a Possible weather dependent zones Main zone or additional zone heating Domestic hot water X X1 X2 Outdoor ambient temperature Y Y1 Y2 Desired tank temperature or leaving water temperature The symbol shown here corresponds to the ...

Page 51: ...efined 1 2 Select Copy Edit Copy Result C is displayed next to the copied day 3 Select Tuesday Mon Sat Wed Fri Thu Tue Sun User defined 1 C 4 Select Paste Copy Paste C Result Mon Sat Wed Fri Thu Tue Sun User defined 1 C 5 Repeat this action for all other weekdays Mon Sat Wed Fri Thu Tue Sun User defined 1 C To program the schedule for Saturday and copy it to Sunday 1 Select Saturday 2 Select Edit ...

Page 52: ...e 1 4 1 1 Room Antifrost Activation Yes Set the room antifrost setpoint 1 4 2 Room Antifrost Room setpoint NOTICE If the system does NOT contain a backup heater then Make sure that the room antifrost control is activated 2 06 1 Do NOT change the default room antifrost temperature 2 05 Make sure that the water pipe freeze prevention is activated 4 04 2 INFORMATION If a U4 error occurs room frost pr...

Page 53: ... sensor offset ONLY applicable in case of room thermostat control You can calibrate the external room temperature sensor It is possible to give an offset to the room thermistor value measured by the user interface used as room thermostat or by the external room sensor The settings can be used to compensate for situations where the user interface used as room thermostat or the external room sensor ...

Page 54: ...st water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone Not configuring the system in this way could cause damage to the heat emitters CAUTION If there are 2 zones and the emitter types are wrongly configured water of high temperature can be sent towards a low temperature emitter underfloor heating To avoid this Insta...

Page 55: ...al inputs X2M 35 and X2M 34 Select this value in case of a connection to the wired EKRTWA or wireless EKRTR1 room thermostat Leaving water temperature Delta T The target delta T in heating for the main zone depends on the emitter type for the main zone selected above In heating this setting indicates the temperature difference between the leaving water setpoint and entering water The unit is desig...

Page 56: ...the minimum leaving water temperature setpoint required to reach a stable condition on the comfort setpoint for the room To increase efficiency modulation can lower the leaving water setpoint By setting the weather dependent curve to a higher position it cannot drop below the minimum setpoint Refer to the illustration below a 8 06 8 06 b Ta Tt a Weather dependent curve b Minimum leaving water temp...

Page 57: ... Description Leaving water temperature range for the additional leaving water temperature zone the leaving water temperature zone with the highest leaving water temperature in heating operation 3 8 1 9 05 Heating minimum 15 C 37 C 3 8 2 9 06 Heating maximum 2 0D 2 emitter type additional zone radiator 37 C 65 C Else 37 C 55 C Control The control type is displayed here but cannot be adjusted It is ...

Page 58: ...ers CAUTION If there are 2 zones and the emitter types are wrongly configured water of high temperature can be sent towards a low temperature emitter underfloor heating To avoid this Install an aquastat thermostatic valve to avoid too high temperatures towards a low temperature emitter Make sure you set the emitter types for the main zone 2 7 and for the additional zone 3 7 correctly in accordance...

Page 59: ...no actuators When there is no heating output the pump speed limitation is applicable When there is heating output the pump speed is only determined by delta T in relation to the required capacity With this limitation range delta T is possible and the comfort is guaranteed The maximum values depend on the unit type 9 0D 0 9 0D 5 a kPa b l min a kPa b l min a kPa b l min a kPa b l min 9 0D 6 9 0D 7 ...

Page 60: ...rful operation is active the risk of space heating and capacity shortage comfort problems is significant In case of frequent domestic hot water operation frequent and long space heating interruptions will happen Comfort setpoint Only applicable when domestic hot water preparation is Schedule only or Schedule reheat When programming the schedule you can make use of the comfort setpoint as a preset ...

Page 61: ...ature shall be selected according to the applicable legislation CAUTION Be sure that the disinfection function start time 5 7 3 with defined duration 5 7 5 is NOT interrupted by possible domestic hot water demand CAUTION BSH allowance schedule 9 4 2 is used to restrict or allow anti legionella heater operation based on a weekly program Advice In order to avoid unsuccessful disinfection function at...

Page 62: ...age economic and reheat temperature are NOT weather dependent In case of Reheat only domestic hot water preparation the desired tank temperature is weather dependent according to the weather dependent curve During weather dependent operation the end user cannot adjust the desired tank temperature on the user interface Also see 8 3 7 Detailed screen with weather dependent curve on page 50 Code Desc...

Page 63: ...ode To check if holiday mode is activated and or running If is activated on the home screen holiday mode is active To configure the holiday 1 Activate the holiday mode Go to 7 3 1 User settings Holiday Activation Select On 2 Set the first day of your holiday Go to 7 3 2 From Select a date Confirm the changes 3 Set the last day of your holiday Go to 7 3 3 Till Select a date Confirm the changes Quie...

Page 64: ...aken into account when setting the energy prices Although the running cost can increase the total operation cost taking into account the reimbursement will be optimized NOTICE Make sure to modify the setting of the energy prices at the end of the incentive period To set the gas price in case of an incentive per kWh renewable energy Calculate the value for the gas price with the following formula A...

Page 65: ...eturn valve f Shower g Cold water h Domestic hot water OUT i Recirculation connection j Anti legionella heater DHW pump schedule Here you can program a schedule for the DHW pump only for field supplied domestic hot water pump for secondary return Program a domestic hot water pump schedule to determine when to turn on and off the pump When turned on the pump runs and makes sure hot water is instant...

Page 66: ... heater you can set the exact heater capacity and this will lead to more accurate energy data Code Description 9 4 1 6 02 Capacity kW Only applies to domestic hot water tank with an internal anti legionella heater The capacity of the anti legionella heater at nominal voltage Range 0 10 kW BSH allowance schedule Program when the anti legionella heater can operate You can set a schedule for the anti...

Page 67: ...an serve as an emergency heater and either automatically or non automatically take over the heat load When auto emergency is set to Automatic and a heat pump failure occurs the optional backup heater will automatically take over the heat load and the anti legionella heater will automatically take over the domestic hot water production When auto emergency is set to Manual and a heat pump failure oc...

Page 68: ...s preset value is only taken into account if there is a request for space heating If there is NO request for space heating the tank is heated until the setpoint has been reached When Control Room thermostat This preset value is always taken into account Range 5 95 minutes 9 6 7 8 04 Additional timer Additional running time for the maximum running time depending on the outdoor temperature 4 02 Rang...

Page 69: ...or unit is connected to a normal kWh rate power supply via X2M 5 6 and the optional backup heater is NOT connected to the preferential kWh rate power supply 9 8 3 D 05 Allow pump 0 No Pump is forced off 1 Yes No limitation D 00 Anti legionella heater Backup heater if applicable Compressor 0 Forced OFF Forced OFF Forced OFF 1 Permitted 2 Forced OFF Permitted 3 Permitted Power consumption control Po...

Page 70: ... select None to indicate the corresponding pulse input is NOT used Code Description 9 A 1 D 08 Electricity meter 1 0 None NOT installed 1 1 10kWh Installed 2 1 kWh Installed 3 10 kWh Installed 4 100 kWh Installed 5 1000 kWh Installed Code Description 9 A 2 D 09 Electricity meter 2 0 None NOT installed 1 1 10kWh Installed 2 1 kWh Installed 3 10 kWh Installed 4 100 kWh Installed 5 1000 kWh Installed...

Page 71: ... follows Code Description 9 C 2 7 05 0 Very high 1 High 2 Medium 3 Low 4 Very low Possibility 1 Based on the outdoor temperature Set all electricity prices 7 5 1 7 5 3 to 0 in the menu structure Also set the following values NOTICE Do NOT use overview settings Code Description 9 C 3 C 03 Bivalent ON temperature Defines the outdoor temperature below which the permission signal for the auxiliary boi...

Page 72: ...g function Defines whether the outdoor unit power supply can be interrupted internally by indoor unit control during stand still conditions no space heating cooling nor domestic hot water demand The final decision to allow power interruption of the outdoor unit during standstill depends on the ambient temperature compressor conditions and minimum internal timers To enable the power saving function...

Page 73: ...profile 7 3 Holiday Activation From Till 7 4 Quiet Activation Schedule 7 5 Electricity price High Medium Low Schedule 7 2 Time date Hours Minutes Year Month Day Daylight savings time Format 1 4 Antifrost Activation Room setpoint 1 5 Setpoint range Heating minimum Heating maximum 1 Room Schedule Heating schedule Antifrost Setpoint range Room sensor offset 4 Space heating cooling Operation mode 8 In...

Page 74: ...imer Operation 9 2 Domestic hot water Domestic hot water DHW pump DHW pump schedule Solar 9 9 Power consumption control Power consumption control Type Limit Limit 1 Limit 2 Limit 3 Limit 4 Priority heater Electricity meter 2 Electricity meter 1 9 A Energy metering 9 Installer settings Configuration wizard Domestic hot water Backup heater Booster heater Emergency Balancing Water pipe freeze prevent...

Page 75: ...all below checks are fulfilled the unit MUST be closed ONLY then can the unit be powered up You read the complete installation instructions as described in the installer reference guide The indoor unit is properly mounted Only if you use the optional backup heater The backup heater is properly mounted The outdoor unit is properly mounted The following field wiring has been carried out according to...

Page 76: ...ed from the system During air purge function pump speed limitation 9 0D is NOT applicable The air purge function automatically stops after 30 minutes To perform a manual air purge Conditions Make sure all operation is disabled Go to the Operation menu and turn off Room Space heating cooling and Tank operation 1 Set the user permission level to Installer See To change the user permission level on p...

Page 77: ... It allows the installer to program and execute this program Conditions Make sure all operation is disabled Go to the Operation menu and turn off Room Space heating cooling and Tank operation INFORMATION If Emergency is set to Manual A 6 C 0 and the unit is triggered to start emergency operation the user interface will ask confirmation before starting The underfloor heating screed dryout function ...

Page 78: ...1 Start in the UFH screed dryout screen 2 Open the menu and select Stop UFH screed dryout 3 Select OK to confirm Result The underfloor heating screed dryout is stopped When the program is stopped due to an error an operation switch off or a power failure you can read out the underfloor heating screed dryout status 1 Go to A 4 3 Commissioning UFH screed dryout Status 2 You can read out the value he...

Page 79: ...separator by closing the shut off valves To properly empty the dirt separator sufficient pressure is required To prevent dirt from remaining in the dirt separator ALWAYS take off the magnetic sleeve ALWAYS first unscrew the drain cap and connect a drain hose to the bottom of the water filter then open the drain valve INFORMATION For yearly maintenance you do not have to remove the water filter fro...

Page 80: ...ble legislation requires a chemical disinfection in specific situations involving the domestic hot water tank please be aware that the domestic hot water tank is a stainless steel cylinder We recommend to use a non chloride based disinfectant approved for use with water intended for human consumption NOTICE When using means for descaling or chemical disinfection it must be ensured that the water q...

Page 81: ...the magnetic filter dirt separator is ONLY required in case of severe issues Preferably this action is never to be done during the complete lifetime of the magnetic filter dirt separator a b a Bottom part to be unscrewed b Water filter housing 3 Remove the strainer and the rolled up filter from the water filter housing and clean with water 4 Install the cleaned rolled up filter and strainer in the...

Page 82: ...ive action The water flow is too low Check and make sure that All shut off valves of the water circuit are completely open The water filter is clean Clean if necessary There is no air in the system Purge air if necessary You can purge air manually see To perform a manual air purge on page 76 or use the automatic air purge function see To perform an automatic air purge on page 76 The water pressure...

Page 83: ...formed by the installer If you purge air from the heat emitters or collectors mind the following WARNING Air purging heat emitters or collectors Before you purge air from heat emitters or collectors check if or is displayed on the home screen of the user interface If not you can purge air immediately If yes make sure that the room where you want to purge air is sufficiently ventilated Reason Refri...

Page 84: ...ed for heating domestic hot water Check and make sure that the space heating priority settings have been configured appropriately Make sure that the space heating priority status has been enabled Go to 9 6 1 Installer settings Balancing Space heating priority 5 02 Increase the space heating priority temperature to activate backup heater operation at a higher outdoor temperature Go to 9 6 3 Install...

Page 85: ...problem H0 00 OU Voltage current sensor problem H3 00 OU Malfunction of high pressure switch HPS H6 00 OU Malfunction of position detection sensor H8 00 OU Malfunction of compressor input CT system H9 00 OU Malfunction of outdoor air thermistor F3 00 OU Malfunction of discharge pipe temperature Error code Detailed error code Description F6 00 OU Abnormal high pressure in cooling FA 00 OU Abnormal ...

Page 86: ...e disinfection function to preheat the tank INFORMATION If the anti legionella heater overheats and is disabled by the thermostatic safety the unit will not give an error directly Check if the anti legionella heater is still in operation if you experience one or more of the following errors Powerful operation takes a very long time to heat up and the error code AJ 03 is displayed During anti legio...

Page 87: ...ing on page 87 4 After 5 to 10 minutes after only 1 or 2 minutes in case of very low ambient temperatures 10 C close the liquid stop valve with a hexagonal wrench 5 Check on the manifold if the vacuum is reached 6 After 2 3 minutes close the gas stop valve and stop forced cooling operation a c b d d e a Liquid stop valve b Closing direction c Hexagonal wrench d Valve lid e Gas stop valve 13 3 To s...

Page 88: ...4 CuT 6 4 CuT 6 4 CuT 6 4 CuT 4 0 CuT 4 0 CuT 9 5 CuT 15 9 CuT 3D110394 9 5 CuT 12 7 CuT 15 9 CuT 6 4 CuT S1PH Y1E R1T R3T M1C Y1S 4 0 CuT M1F b a c d e f g h i j k k g g a Field piping liquid Ø6 4 mm flare connection b Field piping gas Ø15 9 mm flare connection c Stop valve liquid d Stop valve with service port gas e Filter f Muffler with filter g Capillary tube h Heat exchanger i Accumulator j C...

Page 89: ...eating mode condenser c2 Liquid refrigerant OUT heating mode condenser d1 Liquid refrigerant IN cooling mode evaporator d2 Gas refrigerant OUT cooling mode evaporator e Plate heat exchanger f Shut off valve for service if equipped g Expansion vessel h Magnetic filter dirt separator i Safety valve j Air purge k Drain valve l Pump m Flow sensor B1PW Space heating water pressure sensor B2PR Refrigera...

Page 90: ... WHT white GRN green YLW yellow 3 Legend AL Connector C Capacitor DB Rectifier bridge DC Connector DP Connector E Connector F1U Fuse T 6 3 A 250 V FU1 FU2 Fuse T 3 15 A 250 V FU3 Fuse T 30 A 250 V H Connector IPM Intelligent power module L Connector LED 1 5 Indication lamp LED A Pilot lamp L Reactor M1C Compressor motor M1F Fan motor MR Magnetic relay N Connector PCB1 Printed circuit board main PC...

Page 91: ...stat wired On OFF thermostat wired On OFF thermostat wireless On OFF thermostat wireless Ext thermistor External thermistor Heat pump convector Heat pump convector Position in switch box English Translation Position in switch box Position in switch box Legend A1P Main PCB A2P On OFF thermostat PC power circuit A3P Heat pump convector A4P Digital I O PCB A8P Demand PCB A9P Status indicator A10P MMI...

Page 92: ...ulse detection voltage supplied by PCB 230 V AC supplied by PCB 230 V AC supplied by PCB Continuous Continuous current DHW pump output Domestic hot water pump output DHW pump Domestic hot water pump English Translation Electrical meters Electrical meters For safety thermostat For safety thermostat Inrush Inrush current Max load Maximum load Normally closed Normally closed Normally open Normally op...

Page 93: ...ng mode Ext heat source e g boiler Alarm indication 2 core 2 core signal 2 core signal signal 2 core 2 core 2 core signal 2 core 2 core External sensor floor or ambient Only for KRTETS signal 2 core 3m included A13P P1 P2 LAN adapter A14P P1 P2 user interface Only for heat pump convector Only for EKRUDAS Only for KRTR wireless room thermostat Only for KRTW wired room thermostat 5 core for C H oper...

Page 94: ...0 08 1 90 30 72 INFORMATION For floorstanding models the value of Installation height H is considered 600 mm to comply to IEC 60335 2 40 2013 A1 2016 Clause GG2 For intermediate mc values i e when mc is between two values from the table consider the value that corresponds to the higher mc value from the table If mc 1 87 kg consider the value that corresponds to mc 1 88 kg Systems with a total refr...

Page 95: ...the product and or operates the product Applicable legislation All international European national and local directives laws regulations and or codes that are relevant and applicable for a certain product or domain Service company Qualified company which can perform or coordinate the required service to the product Installation manual Instruction manual specified for a certain product or applicati...

Page 96: ...1 9 Field settings table 8 7 5 7401 Applicable indoor units EHVH04S23DAV EHVH08S23DAV Notes 4P499575 1A 2017 11 ...

Page 97: ... 2 Radiator Setpoint range 3 8 1 9 05 R W 15 37 C step 1 C 25 C 3 8 2 9 06 R W 2 0D 2 37 65 step 1 C 55 C 2 0D 2 37 55 step 1 C 55 C Additional zone 3 A C 06 R W 0 1 1 contact 2 2 contacts Delta T 3 B 1 1 0C R W 3 10 C step 1 C 5 C Space heating cooling Operation range 4 3 1 4 02 R W 14 35 C step 1 C 22 C Space heating cooling 4 4 7 02 R W 0 1 LWT zone 1 2 LWT zones 4 5 F 0D R W 0 Continuous 1 Sam...

Page 98: ...0 0B R W 35 6 0E C step 1 C 55 C 5 C 0 0C R W 45 6 0E C step 1 C 65 C 5 C 0 0D R W 10 25 C step 1 C 15 C 5 C 0 0E R W 40 5 C step 1 C 10 C Tank 5 D 6 01 R W 0 10 C step 1 C 2 C User settings Quiet 7 4 1 R W 0 OFF 1 Quiet 2 More quiet 3 Most quiet 4 Automatic Electricity price 7 5 1 R W 0 00 990 kWh 1 kWh 7 5 2 R W 0 00 990 kWh 1 kWh 7 5 3 R W 0 00 990 kWh 1 kWh User settings 7 6 R W 0 00 990 kWh 0...

Page 99: ... No 1 Yes Back up heater 9 3 1 E 03 R W 0 No heater 1 External heater 2 3V 3 6V 4 9W 9 3 2 5 0D R O 0 2 0 230V 1 9 3 3 4 0A R O 0 3 0 1 9 3 4 6 03 R W 0 10kW step 0 2kW 3kW 9 3 5 6 04 R O 0 10kW step 0 2kW 3kW 9 3 6 5 00 R W 0 Allowed 1 Not allowed 9 3 7 5 01 R W 15 35 C step 1 C 0 C 9 3 8 4 00 R W 0 Disabled 1 Enabled 2 Only DHW Booster heater 9 4 1 6 02 R W 0 10kW step 0 2kW 2 4kW 9 4 3 8 03 R W...

Page 100: ...p 0 5 kW 20 kW 9 9 B 5 0B R W 0 20 kW step 0 5 kW 20 kW 9 9 C 5 0C R W 0 20 kW step 0 5 kW 20 kW 9 9 D 4 01 0 None 1 BSH 2 BUH Energy metering 9 A 1 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 9 A 2 D 09 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 Sensors 9 B 1 C 08 R W 0 No 1 Outdoor sensor 2 Room sensor 9 ...

Page 101: ...12 18 C step 0 5 C 12 C 9 I 3 08 35 9 I 3 09 15 9 I 4 00 R W 0 Disabled 1 Enabled 2 Only DHW What is the desired delta T in heating for the additional zone What is the desired delta T in heating for the main zone What is the averaging time for the outdoor temp When should the disinfection function start What is the disinfection target temperature What emitter type is connected to the main LWT zone...

Page 102: ... 5 95 min step 5 min 30 min 9 I 8 02 R W 0 10 hour step 0 5 hour 3 hours 9 I 8 03 R W 20 95 min step 5 min 50 min The temperature difference determining the heat pump OFF temperature What is the capacity of the booster heater What is the capacity of the backup heater step 1 What is the capacity of the backup heater step 2 What is the requested limit for DI3 Space heating priority temperature Set p...

Page 103: ...consmp ctrl 9 I D 05 R W 0 Forced off 1 As normal 9 I D 07 R W 0 No 1 Yes 9 I 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 9 I D 09 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 Additional running time for the maximum running time Allow modulation of the LWT to control the room temp Leaving water temperature ma...

Page 104: ... 09 R W 0 Disabled 1 Enabled 9 I F 0A 0 9 I F 0B R W 0 No 1 Yes 9 I F 0C 1 9 I F 0D R W 0 Continuous 1 Sample 2 Request Which type of unit is installed Which type of compressor is installed What is the indoor unit software type What is the number of backup heater steps Is the power saving function available on the outdoor unit Pump operation allowed outside range Is glycol present in the system Bo...

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Page 108: ...4P499573 1A 2018 11 Copyright 2017 Daikin ...

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