Daikin ERLQ004CAV3 Installer'S Reference Manual Download

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15 Technical data

Installer reference guide

ERLQ004~008CA + 08S18CA3VF
Daikin Altherma low temperature split
4P3662261 – 2014.01

15.4

Wiring diagram

15.4.1

Wiring diagram: Outdoor unit

See the internal wiring diagram supplied with the unit (on the inside of the indoor unit switch box cover). The abbreviations used are listed
below.

Only for ERLQ004CAV3

3TW60816-1A

WIRING DIAGRAM

POWER SUPPLY

TO INDOOR UNIT

FIELD WIRING

indoor

outdoor

PRESSURE

SENSOR

OPTION DRAIN PAN

KIT HEATER

(HEAT

EXCHANGER)

(AIR)

(DISCHARGE)

FERRITE CORE
TERMINAL STRIP
ELECTRONIC EXPANSION VALVE COIL
VARISTOR
SURGE ARRESTOR
FUSE

CONNECTOR
DRAIN PAN HEATER
PRESSURE SENSOR
PRESSURE SWITCH (HIGH)

MAGNETIC RELAY
THERMISTOR (DISCHARGE)
THERMISTOR (HEAT EXCHANGER)
THERMISTOR (AIR)
CONNECTOR
PILOT LAMP
INTERIGENT POWER MODULE

LIVE
NEUTRAL
PUSH BUTTOONS
DIP SWITCHES
CAPACITOR

PRINTED CIRCUIT BOARD (INVERTER)
PRINTED CIRCUIT BOARD (SERVICE)

PRINTED CIRCUIT BOARD (MAIN)

COMPRESSOR MOTOR
FAN MOTOR
INDICATION LAMPS
OVERLOAD PROTECTOR
EARTH LEAKAGE CIRCUIT BREAKER

REVERSING SOLENOID VALVE COIL
TERMINAL STRIP FIXED PLATE

RECTIFIER BRIDGE

NOTES:

REFER TO PURCHASING SPECIFICATION AS303002, UNLESS OTHERWISE SPECIFIED

SIZE: LENGTH 140 x WIDTH 230.

THIS DRAWING WAS DRAWN ON CAD SYSTEM

Summary of Contents for ERLQ004CAV3

Page 1: ...Installer reference guide Daikin Altherma low temperature split English Installer reference guide Daikin Altherma low temperature split ERLQ004 006 008CA EHVH04S18CA3VF EHVH08S18CA3VF ...

Page 2: ...vessel 23 6 3 5 To check the water volume Examples 23 6 4 Preparing electrical wiring 24 6 4 1 About preparing electrical wiring 24 6 4 2 About preferential kWh rate power supply 24 6 4 3 Overview of electrical connections except external actuators 24 6 4 4 Overview of electrical connections for external and internal actuators 24 7 Installation 25 7 1 Opening the units 25 7 1 1 To open the outdoor...

Page 3: ...e of the indoor unit 64 11 2 1 To drain the domestic hot water tank 65 11 3 Checklist for yearly maintenance of the outdoor unit 65 11 4 To drain the domestic hot water tank 65 11 5 To drain the flow through vessel and backup heater 65 12 Troubleshooting 66 12 1 General guidelines 66 12 2 Solving problems based on symptoms 66 12 2 1 Symptom The unit is NOT heating as expected 66 12 2 2 Symptom The...

Page 4: ... that could result in burning because of extreme hot or cold temperatures WARNING Indicates a situation that could result in death or serious injury CAUTION Indicates a situation that could result in minor or moderate injury NOTICE Indicates a situation that could result in equipment or property damage INFORMATION Indicates useful tips or additional information 2 2 For the installer 2 2 1 General ...

Page 5: ...t with fire WARNING Always recover the refrigerants Do NOT release them directly into the environment Use a vacuum pump to evacuate the installation 2 2 4 Water NOTICE Make sure water quality complies with EU directive 98 83 EC 2 2 5 Electrical DANGER RISK OF ELECTROCUTION Turn OFF all power supply before removing the switch box cover connecting electrical wiring or touching electrical parts Disco...

Page 6: ...ts final installation position to prevent damage during transport 3 1 Outdoor unit 3 1 1 To unpack the outdoor unit 1 2 3 1 2 To remove the accessories from the outdoor unit 1 Lift the outdoor unit CAUTION Only handle the outdoor unit as follows 57kg 2 Remove the accessories at the bottom of the package a d b c 1x 1x 1x 2x a Outdoor unit installation manual b Fluorinated greenhouse gases label c M...

Page 7: ...el 4 About the units and options 4 1 Identification NOTICE When installing or servicing several units at the same time make sure NOT to switch the service panels between different models 4 1 1 Identification label Outdoor unit Location Model identification Example ER L Q 006 CA V3 Code Explanation ER European split outdoor pair heat pump L Low water temperature ambient zone 10 20 C Q Refrigerant R...

Page 8: ...d To have an interface containing other languages The additional user interface EKRUCAL1 contains the 6 common languages English German French Dutch Italian Spanish The additional user interface EKRUCAL2 contains other languages English Swedish Norwegian Czech Turkish Portuguese Languages on the user interface can be uploaded by PC software or copied from an user interface to the other For install...

Page 9: ...te outdoor sensor INFORMATION You can only connect either the remote indoor sensor or the remote outdoor sensor PC configurator EKPCCAB The PC cable makes a connection between the switch box of the indoor unit and a PC It gives the possibility to upload different language files to the user interface and indoor parameters to the indoor unit For the available language files contact your local dealer...

Page 10: ...s room thermostat The under floor heating or radiators are directly connected to the indoor unit The room temperature is controlled by the user interface which is used as room thermostat Possible installations User interface standard equipment installed in the room and used as room thermostat User interface standard equipment installed at the indoor unit and used for control close to the indoor un...

Page 11: ... remote controller of the heat pump convectors Configuration Setting Value Unit temperature control A 2 1 7 Code C 07 1 Ext RT control Unit operation is decided by the external thermostat Number of water temperature zones A 2 1 8 Code 7 02 0 1 LWT zone Main Setting Value External room thermostat for the main zone A 2 2 4 Code C 05 1 Thermo ON OFF When the used external room thermostat or heat pump...

Page 12: ...ing source Example 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 e...

Page 13: ...ing It prevents hot water supply when the room has no heating demand For each room with heat pump convectors The desired room temperature is set via the remote controller of the heat pump convectors For each room with under floor heating The desired room temperature is set via the external room thermostat wired or wireless The user interface connected to the indoor unit decides the space operation...

Page 14: ...T zones Main additional In case of heat pump convectors External room thermostat for the additional zone A 2 2 5 Code C 06 1 Thermo ON OFF When the used external room thermostat or heat pump convector can only send a thermo ON OFF condition Shut off valve output Set to follow the thermo demand of the main zone At the mixing valve station Set the desired main leaving water temperature Benefits Comf...

Page 15: ... use of a bivalent system as external heat source Set the bivalent temperature and hysteresis NOTICE Make sure the bivalent hysteresis has enough differential to prevent frequent changeover between indoor unit and auxiliary boiler Because the outdoor temperature is measured by the outdoor unit air thermistor install the outdoor unit in the shadow so that it is NOT influenced or turned ON OFF by di...

Page 16: ...sistance 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 night When the heat pump produces domestic hot water it cannot heat up a space When you need domest...

Page 17: ...ed heat is calculated internally based on The leaving and entering water temperature The flow rate Setup and configuration No additional equipment needed 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 backup heater and measuring the consumed energy example for ...

Page 18: ...s the rest i e indoor unit and backup heater Setup Connect power meter 1 to X5M 7 and X5M 8 Connect power meter 2 to X5M 9 and X5M 10 Power meter types Single phase power meter 5 6 Setting up the power consumption control The power consumption control Allows you to limit the power consumption of the entire system sum of outdoor unit indoor unit and backup heater Configuration Set the power limitat...

Page 19: ...or unit 4 Turns OFF the outdoor unit 5 7 Setting up an external temperature sensor You can connect one external temperature sensor It can measure the indoor or outdoor ambient temperature Daikin recommends to use an external temperature sensor in the following cases Indoor ambient temperature In room thermostat control the user interface is used as room thermostat and it measures the indoor ambien...

Page 20: ...ose a location where the hot cold air discharged from the unit or the operation noise will NOT disturb anyone Heat exchanger fins are sharp and injury is possible Choose an installation location where there is no risk for injury especially in areas where children playing Sound sensitive areas e g near a bedroom and the like so that the operation noise will cause no trouble Note If the sound is mea...

Page 21: ...es ranging 5 30 C in heating mode 6 2 Preparing refrigerant piping 6 2 1 Refrigerant piping requirements Use piping with annealed temper grade in function of the pipe diameter The minimal pipe thickness should comply with applicable legislation The minimal pipe thickness for R410A piping must be in accordance with the following table Pipe for Outer diameter Ø Pipe thickness t Liquid 6 4 mm 1 4 0 8...

Page 22: ...les Small particles may damage the unit and will NOT be removed by the standard filter of the heat pump system If air moisture or dust gets into the water 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...

Page 23: ...n 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 6 3 4 Changing the pre pressure of the expansion vessel NOTICE Only a licensed installer may adjust the pre pressure of the expansion vessel When changing the default pre pressure of the expansion vessel 1 bar is required take following guidelin...

Page 24: ...company acting as provider at the site where this equipment is to be installed to know whether it is appropriate to connect the equipment in one of the preferential kWh rate power supply delivery systems available if any When the equipment is connected to such preferential kWh rate power supply the electricity company is allowed to interrupt power supply to the equipment for certain periods of tim...

Page 25: ...p convector 4 100 mA b Field supplied components 16 Shut off valve 2 100 mA b 17 Electricity meter 2 per meter b 18 Domestic hot water pump 2 b 19 Alarm output 2 b 20 Changeover to external heat source control 2 b 21 Space cool heat operation control 2 b 22 Power consumption digital inputs 2 per input signal b a Refer to name plate on outdoor unit b Minimum cable section 0 75 mm c Cable section 2 ...

Page 26: ...at the unit will not cause any operating vibration or noise Fix the unit securely by means of the foundation bolts in accordance with the foundation drawing 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 283 5 8 0 1 0 0 mm 1 0 0 300 In ...

Page 27: ...hat there is a proper drainage in order to avoid ice accumulation Prepare a water drainage channel around the foundation to drain waste water surrounding the unit Avoid drain water flowing over the footpath so that it does not become slippery in case of ambient freezing temperatures If you install the unit on a frame install a waterproof plate within 150 mm of the underside of the unit in order to...

Page 28: ... cardboard b Instruction sheet 7 2 4 To prevent the outdoor unit from falling over In case the unit is installed in places where strong wind can tilt the unit take following measure 1 Prepare 2 cables as indicated in the following illustration field supply 2 Place the 2 cables over the outdoor unit 3 Insert a rubber sheet between the cables and the outdoor unit to prevent the cable from scratching...

Page 29: ...ines into account when connecting pipes Coat the flare inner surface with ether oil or ester oil when connecting a flare nut Tighten 3 or 4 turns by hand before tightening firmly Always use two wrenches together when loosening a flare nut Always use a spanner and torque wrench together to tighten the flare nut when connecting the piping This to prevent nut cracking and leaks a b c d a Torque wrenc...

Page 30: ...er on the stem cap as this could cause a refrigerant leak a b a Spanner b Torque wrench When it is expected that the operating pressure will be low e g when cooling will be performed while the outside air temperature is low sufficiently seal the flare nut in the stop valve on the gas line with silicon sealant to prevent freezing Silicon sealant make sure there is no gap 7 4 5 To open close the sto...

Page 31: ...re performing the leak test or vacuum drying Keep in mind the following guidelines The piping inside the unit has been factory tested for leaks If using additional refrigerant perform air purging from the refrigerant pipes and indoor unit using a vacuum pump Then charge additional refrigerant 7 4 11 To check for leaks NOTICE Do NOT exceed the maximum operation pressure of 4000 kPa 40 bar Only use ...

Page 32: ...glasses CAUTION Do NOT charge the refrigerant more than the specified amount to avoid compressor breakdown Other guidelines Only use tools exclusively for R410A to ensure pressure resistance and to prevent foreign materials from entering into the system Charge the liquid refrigerant as follows If Then A siphon tube is present i e the cylinder is marked with Liquid filling siphon attached Charge wi...

Page 33: ...tion 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 be installed on the cold water inlet in ...

Page 34: ...ll water taps after all air is purged 4 Check for water leaks 5 Manually operate the field installed pressure relief valve to ensure that free water flow through the discharge pipe 7 5 5 To insulate the water piping The piping in the complete water circuit MUST be insulated to prevent condensation and reduction of the heating capacity If the temperature is higher than 30 C and the humidity is high...

Page 35: ... power supply on page 37 7 6 2 To connect the electrical wiring on the outdoor unit 1 Remove the 2 switch box cover screws 2 Remove the switch box cover 2x 1 1 2 3 Strip insulation 20 mm from the wires a b a Strip wire end to this point b Excessive strip length may cause electrical shock or leakage 4 Open the wire clamp 5 Connect the interconnection cable and power supply as follows 3x 1 2 3 6 Ins...

Page 36: ...side the unit should be as follows a b c 4 Fix the cable with cable ties to the cable tie mountings to ensure strain relief and to make sure that it does NOT come in contact with the piping and sharp edges Routing Possible cables depending on unit type and installed options a Low voltage User interface Power consumption digital inputs field supply Outdoor ambient temperature sensor option Indoor a...

Page 37: ...31 3 4 a b c 2 Fix the cable with cable ties to the cable tie mountings INFORMATION In case of preferential kWh rate power supply the necessity of separate normal kWh rate power supply to indoor unit b X2M30 31 depends on the type of preferential kWh rate power supply Separate connection to the indoor unit is required if preferential kWh rate power supply is interrupted when active OR if no power ...

Page 38: ...ontactor clamps K1M K2M and K5M 3 kW 1 230 V K1M 1 K5M 13 52 9Ω K1M 3 K1M 5 K1M 3 K1M 5 26 5Ω K2M 1 K5M 13 K2M 3 K2M 5 K2M 3 K2M 5 52 9Ω K1M 5 K2M 1 Example measure resistance between K1M 1 and K5M 13 K1M K2M K2M 1 3 5 13 2 4 6 14 K5M 1 3 5 13 2 4 6 14 1 3 5 13 2 4 6 14 Ω Ω 7 6 6 To connect the user interface 1 Connect the user interface cable to the indoor unit X2M X5M A2P A2P 2 1 a b a User inte...

Page 39: ... faceplate of the user interface Be careful NOT to damage it 2 Fix the wallplate of the user interface to the wall 3 Connect the wires to the user interface as shown below From the rear b a PCB 1x From the left a PCB b 1x From the top a b PCB b 1x From the top center a PCB b b 1x a Notch this part for the wiring to pass through with nippers etc b Secure the wiring to the front part of the casing u...

Page 40: ...the illustration below X1M X2M 29 X1M YC Y1 Y2 Y3 Y4 A4P X2M a a Installation of EKRP1HB is required 2 Fix the cable with cable ties to the cable tie mountings 7 6 11 To connect the space heating ON OFF output 1 Connect the space heating ON OFF output cable to the appropriate terminals as shown in the illustration below X1M X2M 29 X1M YC Y1 Y2 Y3 Y4 A4P X2M a a Installation of EKRP1HB is required ...

Page 41: ...e indoor unit a quick wizard starts to help you configure the system If necessary you can also make changes to the configuration afterwards The installer can prepare the configuration off site on PC and afterwards upload the configuration to the system with the PC configurator See 8 1 1 To connect the PC cable to the switch box on page 41 for more information about the connection The configuration...

Page 42: ...01 1 will result in 01 Overview settings 01 Confirm Adjust Scroll 02 06 0a 0e 00 03 07 0b 0f 00 00 04 08 0c 00 01 05 09 0d 15 3 Go to the corresponding second part of the setting by using the and button Overview settings 01 Confirm Adjust Scroll 02 06 0a 0e 00 03 07 0b 0f 00 00 04 08 0c 00 01 05 09 0d 15 Result The value to be modified is now highlighted 4 Modify the value by using the and button ...

Page 43: ...firming the system layout you can proceed with the installation and commissioning of the system 1 At power ON the quick wizard starts as long as the system layout was NOT confirmed yet by setting the language Language Confirm Select the desired language Adjust 2 Set the current date and time Time What is the current time 00 00 Confirm Adjust Scroll 3 Set the system layout settings Standard Options...

Page 44: ...e zone a a Main LWT zone continued Code Description A 2 1 8 7 02 continuation 1 2 LWT zones 2 leaving water temperature zones The zone with the lowest leaving water temperature is called the main leaving water temperature zone The zone with the highest leaving water temperature is called the additional leaving water temperature zone In practice the main leaving water temperature zone consists of t...

Page 45: ...ly Code Description A 2 2 1 E 05 DHW operation 0 No N A 1 Yes Installed Remark The domestic hot water tank is by default installed Do NOT change this setting A 2 2 3 E 07 During domestic hot water preparation the heat pump can be assisted by an electrical heater to ensure the domestic hot water preparation even for high desired tank temperatures DHW tank heater 0 Horizontal BSH N A 1 Backup heater...

Page 46: ...interface and in the outdoor unit are used for measurement 1 Outdoor sensor Installed 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 sensor Installed The temperature sensor in the user interface is NOT used anymore Remark This value has only meaning in room thermostat control D...

Page 47: ...The weather dependent installer settings define the parameters for the weather dependent operation of the unit When weather dependent operation is active the water temperature is determined automatically depending on the outdoor temperature Low outdoor temperatures will result in warmer water and vice versa During weather dependent operation the user has the possibility to shift up or down the tar...

Page 48: ... leaving water temperature zones are present Code Description A 3 1 2 1 N A LWT setpoint mode Absolute 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 the outdoor ambient temperature fixed in time i e NOT...

Page 49: ...nfigured when turning on the modulation the desired leaving water temperature will be calculated automatically by the unit based on the preset temperatures if weather dependent is selected modulation will be done based on the desired weather dependent temperatures when turning off the modulation you can set the desired leaving water temperature on the user interface Moreover with the modulation tu...

Page 50: ...ncrement of the desired tank temperature for 4 persons compared to 3 persons 0 20 C default 17 C A 4 3 2 5 N A 5 persons The increment of the desired tank temperature for 5 persons compared to 4 persons 0 20 C default 1 C A 4 3 2 6 N A 6 persons The increment of the desired tank temperature for 6 persons compared to 5 persons 0 20 C default 1 C INFORMATION The real desired tank temperature is defi...

Page 51: ... capacity shortage By limiting the leaving water temperature range to adequate values depending on the heat emitter such situations can be avoided Example Set the minimum leaving water temperature to 28 C to avoid NOT to be able to heat up the room leaving water temperatures must be sufficiently higher than the room temperatures in heating Code Description Leaving water temperature range for the m...

Page 52: ...n N A 9 0C 1 6 C default 1 C Room temperature 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 or by the external room sensor The settings can be used to compensate for situations where the user interface or external room sensor CANNOT be inst...

Page 53: ...he weather dependent installer settings define the parameters for the weather dependent operation of the unit When weather dependent operation is active the desired tank temperature is determined automatically depending on the averaged outdoor temperature low outdoor temperatures will result in higher desired tank temperatures as the cold water tap is colder and vice versa In case of scheduled or ...

Page 54: ...outdoor temperature t Time Anti recycle time Maximum running current Disinfection The disinfection function disinfects the domestic hot water tank by periodically heating the domestic hot water to a specific temperature CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation Code Description A 4 4 2 2 00 Operation day 0 Each day 1 Mond...

Page 55: ...iler alternating operation parallel connected The purpose of this function is to determine based on the outdoor temperature which heating source can will provide the space heating either the indoor unit or an auxiliary boiler The field setting bivalent operation apply only the indoor unit space heating operation and the permission signal for the auxiliary boiler When the bivalent operation functio...

Page 56: ...ower supply Code Description A 2 6 1 D 01 Connection to a preferential kWh rate power supply 0 default The outdoor unit is connected to a normal power supply 1 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 open and the unit will go in forced off mode When the signal is released again t...

Page 57: ...licable in case of power limitation mode based on digital inputs and based on power values A 6 3 6 1 5 09 Limit DI1 0 20 kW step 0 5 kW default 20 kW A 6 3 6 2 5 0A Limit DI2 0 20 kW step 0 5 kW default 20 kW A 6 3 6 3 5 0B Limit DI3 0 20 kW step 0 5 kW default 20 kW A 6 3 6 4 5 0C Limit DI4 0 20 kW step 0 5 kW default 20 kW Average timer The average timer corrects the influence of ambient tempera...

Page 58: ...p operation 0 Disabled if outdoor temperature is higher than 4 02 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 abnormality occurs This functionality is only valid in specific conditions where it is preferable to keep the pump active when Ta 4 C pump will be activated fo...

Page 59: ...ctuators Operation modes Running hours Version Display Temperature lock Set schedules Preset values User settings 7 Allowed operation mode Unit of measurement Holiday Holiday mode From Until Holiday 2 Operation mode Away Heating Consumed electr Produced energy Energy metering 6 2 Error history Contact helpdesk number Error information 6 3 User interface Indoor unit Version 6 8 Contrast Backlit LCD...

Page 60: ...s Storage comfort SP mode Weather dependent curve Scheduled DHW A 4 2 Setpoint readout type Conversion persons Setpoint readout A 4 3 External sensor Demand PCB Disinfection Operation day Start time Temperature target A 4 4 Duration Backup heater Heat sources A 5 Operation mode Auto emergency operation Backup heater A 5 1 Test run UFH screed dryout Air purge Actuator test run Commissioning A 7 Set...

Page 61: ... insulated There is NO water leak inside the indoor unit The shut off valves are properly installed and fully open The stop valves gas and liquid on the outdoor unit are fully open The air purge valve is open at least 2 turns The pressure relief valve purges water when opened NOTICE Before starting up the system the unit MUST be energised for at least 2 hours The crankcase heater needs to heat up ...

Page 62: ...ct OK and press Result The test run starts It stops automatically when done 30 min To stop it manually press select OK and press INFORMATION If 2 user interfaces are present you can start a test run from both user interfaces The user interface used to start the test run displays a status screen The other user interface displays a busy screen You cannot stop the test run as long as the busy screen ...

Page 63: ...sing 5 Press to save the schedule INFORMATION It is important that there is no empty step in the program The schedule will stop when a blank step is programmed OR when 20 consecutive steps have been executed 9 6 2 To perform an underfloor heating screed dryout INFORMATION Preferential kWh rate power supply cannot be used in combination with underfloor heating screed dryout 1 Go to A 7 2 Installer ...

Page 64: ...estic hot water tank Switch box Descaling Chemical disinfection Anode Water pressure Check whether the water pressure is above 1 bar If it is lower add water Water filter Clean the water filter NOTICE Handle the water filter with care Do NOT use excessive force when you reinsert the water filter so as NOT to damage the water filter mesh 1 3 2 5 4 Water pressure relief valve Open the valve and chec...

Page 65: ...d 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 quality remains compliant with EU directive 98 83 EC Anode No maintenance or replacement required 11 2 1 To drain the domestic hot water tank 1 Switch OFF the power supply 2 Turn OFF the cold water sup...

Page 66: ...ntroller Refer to the operation manual 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 9 3 1 To perform a manual air purge on page 61 or use the automatic air purge function see 9 3 2 To perform an automatic...

Page 67: ...r circuit head is too high The water circuit head is the difference in height between the indoor unit and the highest point of the water circuit If the indoor unit is located at the highest point of the installation the installation height is considered 0 m The maximum water circuit head is 10 m Check the installation requirements 12 2 5 Symptom The water pressure relief valve leaks Possible cause...

Page 68: ...the last expected large hot water tapping This start up can be set by installer settings disinfection function When the Domestic hot water Setpoint mode Scheduled only is selected it is recommended to program a Storage eco 3 hours before the scheduled start up of the disinfection function to preheat the tank 12 2 10 Symptom The energy metering produced heat is NOT working correctly Possible causes...

Page 69: ...rature sensor Please contact your dealer U0 00 OU Shortage of refrigerant Please contact your dealer U2 00 OU Defect of power supply voltage Please contact your dealer U7 00 OU Transmission malfunction between main CPU INV CPU Please contact your dealer UA 00 OU Indoor outdoor combination problem Power reset required Error codes of the indoor unit Error code Detailed error code Description A1 00 Z...

Page 70: ...ge eco 3 hours before the scheduled start up of the disinfection function to preheat the tank 13 Disposal 13 1 To pump down In order to protect the environment be sure to pump down in following cases when relocating or disposing of the unit after maintenance or service to the refrigerant side of the system NOTICE During pump down operation stop the compressor before removing the refrigerant piping...

Page 71: ...nt 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 application explaining how to install configure and maintain it Operation manual Instruction manual specified for a certain product or application explaining how to operate i...

Page 72: ...3TW60814 1B 250 250 250 300 333 283 10 250 350 250 350 350 250 735 64 91 160 155 23 18 580 832 121 78 Ø6 4 CuT Ø15 9 CuT 4 HOLES FOR ANCHOR BOLTS M8 OR M10 BRAND NAME LABEL DRAIN OUTLET NAME PLATE WIRING INLET TERMINAL STRIP WITH EARTH TERMINAL OUTDOOR AIR TEMPERATURE THERMISTOR LIQUID STOP VALVE SERVICE PORT GAS STOP VALVE IN CASE OF REMOVING STOP VALVE COVER MINIMUM SPACE FOR AIR PASSAGE WALL HE...

Page 73: ...on Ø6 35 mm c Pressure gauge d Safety valve e Drain valve water circuit f Air purge g Stop valve with fill valve included accessory h Water filter i Water IN connection 1 1 4 female British standard pipe thread j Water OUT connection 1 1 4 female British standard pipe thread k Tank IN connection 1 female British standard pipe thread l Tank OUT connection 1 female British standard pipe thread m Con...

Page 74: ...04 08S18CA3VF Daikin Altherma low temperature split 4P366226 1 2014 01 Note 1 Typical field installation is according to local and national regulations s Hole for recirculation piping or option wiring Ø62 mm t Drain outlet unit safety valve u Flow through vessel 12 l ...

Page 75: ...15 Technical data Installer reference guide 75 ERLQ004 008CA EHVH04 08S18CA3VF Daikin Altherma low temperature split 4P366226 1 2014 01 3D078541 MIN 500 MIN 300 MIN 10 MIN 10 ...

Page 76: ...itch box main PCB inverter and control PCB b Terminal communication and power supply c Service PCB d 4 way valve e Electronic expansion valve main f Accumulator g Compressor h Liquid stop valve i Gas stop valve j Service port k Fan motor l Heat exchanger 15 2 2 Components Switch box outdoor unit a c d e b a Service PCB b Terminal communication cable c Terminal power supply cable d Earth connection...

Page 77: ...ircuit n Thermistors Determines the water and refrigerant temperature at various points in the circuit o Drain caps p Tank thermistors q Domestic hot water tank drain valve Empties the full tank r Switch box Contains the main electronic and electrical parts of the indoor unit s Backup heater thermal protector The protector activates when the temperature of the backup heater becomes too high u Back...

Page 78: ... 15 2 4 Components Switch box indoor unit A7P A1P Q1L X6M X7M X7M K1M K2M K5M K2M F1B X2M X1M X3M X5M X6Y X6YA X6YB FU1 TR1 a m l k j i b d d e f g h c d n a Pump PCB A7P Inverter PCB b Backup heater thermal protector Q1L c Transformer TR1 d Backup heater contactors K1M K2M and K5M e Connectors X6YA X6YB X6Y f Backup heater circuit breaker F1B g Terminal block X2M high voltage h Terminal block X1M...

Page 79: ...T 4 0CuT 4 0CuT 4 0CuT 4 0CuT 7 9CuT 7 9CuT 7 9CuT 6 4CuT 6 4CuT M P P 6 4CuT 3TW60815 1 OUTDOOR UNIT OUTDOOR AIR TEMPERATURE THERMISTOR HEAT EXCHANGER HEAT EXCHANGER THERMISTOR CAPILLARY TUBE 1 CAPILLARY TUBE 2 CAPILLARY TUBE 3 CAPILLARY TUBE 4 REFRIGERANT FLOW COOLING HEATING FIELD PIPING FIELD PIPING LIQUID STOP VALVE GAS STOP VALVE WITH SERVICE PORT FILTER FILTER MOTOR OPERATED VALVE MUFFLER W...

Page 80: ...ERANT SIDE WATER SIDE Heat exchanger Expansion vessel CHECK VALVE FLARE CONNECTION SCREW CONNECTION FLANGE CONNECTION PINCHED PIPE SPINNED PIPE BRAZED CONNECTION QUICK COUPLING LEGEND Domestic hot water cold water in Domestic hot water hot water out Domestic Hot Water Tank shut off valve with drain fill valve FIELD INSTALLED shut off valve with drain fill valve FIELD INSTALLED Flow through vessel ...

Page 81: ...RRITE CORE TERMINAL STRIP ELECTRONIC EXPANSION VALVE COIL VARISTOR SURGEARRESTOR FUSE CONNECTOR DRAIN PAN HEATER PRESSURE SENSOR PRESSURE SWITCH HIGH MAGNETIC RELAY THERMISTOR DISCHARGE THERMISTOR HEAT EXCHANGER THERMISTOR AIR CONNECTOR PILOT LAMP INTERIGENT POWER MODULE LIVE NEUTRAL PUSH BUTTOONS DIP SWITCHES CAPACITOR PRINTED CIRCUIT BOARD INVERTER PRINTED CIRCUIT BOARD SERVICE PRINTED CIRCUIT B...

Page 82: ...D SIZE LENGTH 140 x WIDTH 230 THIS DRAWING WAS DRAWN ON CAD SYSTEM C110 C112 Capacitor DB1 DB2 DB401 Rectifier bridge DC_N1 DC_N2 Connector DC_P1 DC_P2 Connector DC_P1 DC_P2 Connector DP1 DP2 Connector E1 E2 Connector E1H Drain pan heater FU1 FU5 Fuse HL1 HL2 HL402 Connector HN1 HN2 HN402 Connector IPM1 Interigent power module L Live LED 1 LED 4 Indication lamps LED A LED B Pilot lamp M1C Compress...

Page 83: ... Technical data Installer reference guide 83 ERLQ004 008CA EHVH04 08S18CA3VF Daikin Altherma low temperature split 4P366226 1 2014 01 BRN Brown GRN Green ORG Orange PPL Purple RED Red WHT White YLW Yellow ...

Page 84: ...nsformer thermal protector backup heater contactor backup heater field supply connector terminal strip selector switch digital power limitation inputs electrical meter pulse input 2 electrical meter pulse input 1 preferential kWh rate PS contact external indoor or outdoor ambient thermistor domestic hot water thermistor external sensor floor or ambient ambient sensor On OFF thermostat thermal prot...

Page 85: ... for 6V3 1N 230 V 6 kW for 3V3 1N 230 V 3 kW only for 9W only for 3V only for KHWS V3 domestic hot water tank 4D077028 page 3 A4P YC A4P Y2 A4P Y2 X2M 29 S6S S7S S8S S9S S3S BSK S1S S2S B1L X2M 14 X2M 9 X2M 14 X2M 9 X2M 13 t R5T t R6T 2 KHR KHUR KCR KFR t R1T t R1T 2 X18A 1 2 X22A 1 X85A 1 2 3 4 5 6 t R1T F1U F2U 3 CN1 1 6 5 4 3 2 CN2 1 X80A 1 2 7 8 4 X4A 1 2 3 X33A 1 3 4 6 5 3 4 5 6 7 8 9 12 11 1...

Page 86: ...floor or ambient only for wired On OFF thermostat only for 04 and 08 only for 16 DHW pump 3 wire type SPST NO valve only for domestic hot water option 3 wire type SPDT domestic hot water tank only for enamel tank option only for domestic hot water option 1N 50 Hz 230 V AC Normal kWh rate power supply only for domestic hot water tank option A1P Main PCB A2P User interface PCB A3P Solar pump station...

Page 87: ...r configuration only for 9W Backup heater configuration only for 9W User installed options User installed options Bottom plate heater Bottom plate heater Domestic hot water tank Domestic hot water tank Domestic hot water tank with solar connection Domestic hot water tank with solar connection Remote user interface Remote user interface Ext indoor thermistor Extended indoor thermistor Ext outdoor t...

Page 88: ...lar input 2 core signal Changeover to ext heat source output Ext heat source eg boiler Only for KRP1HB KSOLHWAV1 NO valve X2M 6 7 NC valve X2M 5 7 2 core 2WAY VALVE M2S KHBX units for cooling mode main X2M 1 2 4 add X2M 1a 2a 4 3 core for C H operation 2 core for H only operation main X2M 1 2 3 4 add X2M 1a 2a 3 4 main X2M 1 4 add X2M 1a 4 4 core Only for KRTW wired room thermostat Only for KRTR w...

Page 89: ...of pulse 0 1 pulse kWh 1pulse kWh 10pulse kWh 100 pulse kWh 1000 pulse kWh pulse duration minimum On time 40ms minimum OFF time 100ms measurement type depending on installation single phase AC meter three phase AC meter balanced loads three phase AC meter unbalanced loads electrical meter installation guideline General it is the reponsability of the installer to cover the complete power consumptio...

Page 90: ...3 kW 1 59 kW 2 01 kW COP Nominal 3 58 3 56 3 42 EER Nominal a Ambient temperature DB WB 7 C 6 C leaving water condenser 35 C DT 5 C b Ambient temperature DB WB 7 C 6 C leaving water condenser 45 C DT 5 C Technical specifications Outdoor units ERLQ004CAV3 ERLQ006CAV3 ERLQ008CAV3 Indoor units EHVH04S18CA3VF EHVH08S18CA3VF Casing Colour Ivory white Material Polyester painted galvanised steel Dimensio...

Page 91: ...kg Control Expansion valve electronic type Nr of circuits 1 Refrigerant oil Type FVC50K Charged volume 0 75 l Piping connections Liquid Type Flare connection Diameter OD Ø6 35 mm Gas Type Flare connection Diameter OD Ø15 9 mm Drain Quantity 2 Type hole Diameter OD 1 Ø15 mm 1 Ø20 mm Piping length Minimum 3 m Maximum 30 m Equivalent Chargeless Additional refrigerant charge 0 02 kg m IF 10 m Maximum ...

Page 92: ...For power supply Quantity 3 Remark For connection with indoor Quantity 4 Remark Earth wire 1 European International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low voltage systems with input current 16 A and 75 A per phase 2 See figure A Figure A Starting current Daikin inverter controlled compressor starting current always less then or equ...

Page 93: ...DC motor Nr of speed Inverter controlled Nominal ESP unit Heating 3 52 kPa 49 kPa 37 kPa Heating 13 55 kPa 51 kPa 41 kPa Power input 46 W Water side heat exchanger Type Brazed plated Quantity 1 Water volume 0 9 l 1 3 l Minimum water flow rate 5 l min 11 l min Nominal water flow rate Heating 3 12 6 l min 17 2 l min 21 2 l min Heating 13 11 6 l min 16 3 l min 19 8 l min Maximum water flow rate Heati...

Page 94: ...25 60 C 1 Heatloss according to EN12897 2 Ambient temperature 35 C leaving water evaporator 7 C DT 5 C 3 DB WB 7 C 6 C leaving water condenser 35 C DT 5 C 4 The sound pressure level is measured via a microphone at 1 m from the unit It is a relative value depending on the distance and acoustic environment The sound pressure level mentioned is valid for pump medium speed 0 external static pressure m...

Page 95: ... 50 m Electricity meter Quantity of wires 2 Type of wires Minimum 0 75 mm2 5 V DC pulse detection Domestic hot water pump Quantity of wires 2 Type of wires Minimum 0 75 mm2 2 A in rush 1 A continuous For connection with R6T Quantity of wires 2 Type of wires Minimum 0 75 mm2 For connection with A3P Quantity of wires Note 6 Type of wires Note 3 and Note 5 For connection with M2S Quantity of wires 2 ...

Page 96: ...18 25 30 45 50 55 20 15 10 25 A C DB B C 3TW60813 1B_page 2 A Outdoor temperature B Leaving condenser water temperature Outdoor unit operation is possible if setpoint 25 C Only backup heater operation no outdoor unit operation Operation of outdoor unit but no guarantee of capacity If outdoor temperature 20 C or 25 C outdoor unit will stop Indoor unit and backup heater operation will continue ...

Page 97: ...50 40 55 20 15 25 A C DB B C 60 35 3TW60813 2C_page 2 Only for ERLQ006CAV3 ERLQ008CAV3 25 25 45 48 50 40 55 20 15 25 A C DB B C 60 35 25 5 3TW60813 2C_page 2 A Outdoor temperature B Domestic hot water temperature Only backup heater operation Operation of outdoor unit but no guarantee of capacity If outdoor temperature 20 C or 25 C outdoor unit will stop Indoor unit and backup heater operation will...

Page 98: ...r EHVH08S18CA3VF 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 A kPa 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 B l min A External static pressure available at space heating cooling circuit B Water flow rate water flow through space heating cooling circuit Note 1 Selecting a flow outside the area of operation can cause damage or malfunction of the unit See also minimum and maximum allow wate...

Page 99: ...1 8 Field settings table Applicable indoor units EHVH04S18CA3VF EHVH08S18CA3VF Notes 4P366223 1 2014 02 ...

Page 100: ...2 8 ...

Page 101: ...4 F 04 Digital I O PCB Bottom plate heater R W 0 No 1 Yes A 2 2 7 D 04 R W 0 No 1 Yes A 2 2 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 A 2 2 9 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 A 2 2 A D 02 R W 0 No 1 Secondary rtrn 2 Disinf shunt A 2 2 B C 08 R W 0 No 1 Outdoor sensor 2 Room sensor Capacit...

Page 102: ... C 1 1 C Operation range A 3 3 1 4 02 R W 14 25 C step 1 C 25 C Domestic hot water DHW Setpoint mode A 4 1 6 0D R W 0 Reheat only 1 Reheat sched 2 Scheduled only Scheduled DHW A 4 2 1 R W 0 Presets 1 Custom A 4 2 2 R W 0 Absolute 1 Weather dep A 4 2 3 0 0B Weather dependent curve Leaving water value for high ambient temp for DHW WD curve R W 35 55 C step 1 C 55 C A 4 2 3 0 0C Weather dependent cur...

Page 103: ...e heating WD curve R W 20 5 C step 1 C 10 C A 8 5 0 04 R W 8 A 8 6 0 05 R W 12 A 8 7 0 06 R W 35 A 8 8 0 07 R W 20 A 8 9 0 0B Leaving water value for high ambient temp for DHW WD curve R W 35 55 C step 1 C 55 C A 8 10 0 0C Leaving water value for low ambient temp for DHW WD curve R W 55 70 C step 1 C 70 C A 8 11 0 0D High ambient temp for DHW WD curve R W 10 20 C step 1 C 15 C A 8 12 0 0E Low ambi...

Page 104: ... hour step 0 5 hour 0 5 hour A 8 91 8 03 R W 50 A 8 92 8 04 R W 0 95 min step 5 min 95 min A 8 93 8 05 R W 0 No 1 Yes A 8 94 8 06 R W 1 5 C step 1 C 3 C Additional running time for the maximum running time Allow modulation of the LWT to control the room Leaving water temperature maximum modulation How many leaving water temperature zones are there Minimum running time for domestic hot water operat...

Page 105: ...ulse kWh A 8 141 E 00 R O 0 LT split A 8 142 E 01 R O 0 08 A 8 143 E 02 R O 1 Type 2 A 8 144 E 03 R O 1 1 step A 8 145 E 04 R O 1 Yes A 8 146 E 05 R W 1 Yes A 8 147 E 06 R O 1 Yes A 8 148 E 07 R W 1 Backup heater A 8 149 E 08 R W 0 Disabled 1 Enabled A 8 150 E 09 0 A 8 151 F 00 R W 0 Disabled 1 Enabled Pump operation allowed outside range Is the power saving function available on the outdoor unit ...

Page 106: ...0 A 8 153 F 02 3 A 8 154 F 03 5 A 8 155 F 04 0 A 8 156 F 05 0 A 8 157 F 06 0 A 8 158 F 09 R W 0 Disabled 1 Enabled A 8 159 F 0A 0 A 8 160 F 0B R W 0 No 1 Yes A 8 161 F 0C 1 A 8 162 F 0D R W 0 Continuous 1 Sample 2 Request Pump operation during flow abnormality Close shut off valve during thermo OFF What is the pump operation mode 4P366223 1 2014 02 EHVH0 S18CA3VF ...

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