Daikin Altherma EHVZ04S18CB User Manual Download

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Installer reference guide

Daikin Altherma – Low temperature split

English

Installer reference guide

Daikin Altherma – Low temperature split

ERLQ004-006-008CA

EHVZ04S18CB
EHVZ08S18CB

Summary of Contents for Altherma EHVZ04S18CB

Page 1: ...Installer reference guide Daikin Altherma Low temperature split English Installer reference guide Daikin Altherma Low temperature split ERLQ004 006 008CA EHVZ04S18CB EHVZ08S18CB...

Page 2: ...re pressure of the expansion vessel 20 6 4 5 To check the water volume Examples 21 6 5 Preparing electrical wiring 21 6 5 1 About preparing electrical wiring 21 6 5 2 About preferential kWh rate power...

Page 3: ...o the user 65 11 Maintenance and service 65 11 1 Overview Maintenance and service 65 11 2 Maintenance safety precautions 65 11 2 1 Opening the indoor unit 65 11 3 Checklist for yearly maintenance of t...

Page 4: ...T touch the air inlet or aluminium fins of the unit NOTICE Do NOT place any objects or equipment on top of the unit Do NOT sit climb or stand on the unit NOTICE Works executed on the outdoor unit are...

Page 5: ...e cylinder is marked with Liquid filling siphon attached Charge with the cylinder upright A siphon tube is NOT present Charge with the cylinder upside down Open refrigerant cylinders slowly Charge the...

Page 6: ...he 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 pr...

Page 7: ...Overview About the box This chapter describes what you have to do after the boxes with the outdoor and indoor unit are delivered on site It contains information about Unpacking and handling the units...

Page 8: ...are sharp edges on the lower part of the front plate a e i h f g 5 4 1 2 3 4 4 2 6 Remove the accessories 1 1 1 1 1 2 1 4 a b c d f 2 g h i e a General safety precautions b Addendum book for optional...

Page 9: ...n in colder regions with possible low ambient temperatures or heavy snowfall For installation instructions see the installation manual of the drain pan heater INFORMATION In case the drain pan heater...

Page 10: ...on manual of the demand PCB and addendum book for optional equipment Remote indoor sensor KRCS01 1 By default the internal user interface sensor will be used as room temperature sensor As an option th...

Page 11: ...all conditions then you have to set auto emergency A 6 C to 1 5 2 1 Multiple rooms Two LWT zones This unit is designed to deliver water at 2 different temperatures A typical installation consists of...

Page 12: ...water volume at 40 C However you can set the DHW tank temperature at a higher temperature example 53 C which is then mixed with cold water example 15 C Selecting the desired temperature for the DHW t...

Page 13: ...disinfection Setup c a b d f e g h i a Indoor unit b DHW tank c DHW pump field supply d Heater element field supply e Non return valve field supply f Shower field supply g Cold water h Domestic hot wa...

Page 14: ...N e Outdoor unit L1 L2 L3 N f Indoor unit L1 L2 L3 N g Backup heater L1 N Exception You can use a second power meter if The power range of one meter is insufficient The electrical meter cannot easily...

Page 15: ...Time DI Digital inputs power limitation levels a Power limitation active b Actual power input Setup Demand PCB option EKRP1AHTA needed Maximum four digital inputs are used to activate the correspondi...

Page 16: ...ys used 6 Preparation 6 1 Overview Preparation This chapter describes what you have to do and know before going on site It contains information about Preparing the installation site Preparing the refr...

Page 17: ...ing the windbreaker a b c d c d a Sea wind b Building c Outdoor unit d Windbreaker The outdoor unit is designed for outdoor installation only and for the following ambient temperatures Cooling mode 10...

Page 18: ...y is higher than RH 80 the thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation 6 4 Preparing water piping 6 4 1 Water circuit requir...

Page 19: ...so that they do NOT make contact with each other This to prevent galvanic corrosion Valve Change over time When using a 2 way valve or a 3 way valve in the water circuit the maximum change over time o...

Page 20: ...r volume 280 l 280 l 7 m No pre pressure adjustment is required Do the following Decrease the pre pressure according to the required installation height difference The pre pressure should decrease by...

Page 21: ...n cords or connections from a star system They can cause overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancin...

Page 22: ...s Maximum running current Outdoor unit and indoor unit power supply 1 Power supply for outdoor unit 2 GND or 3 GND a 2 Power supply and interconnection cable to indoor unit 3 c Item Description Wires...

Page 23: ...e refrigerant piping When connecting the electrical wiring When maintaining or servicing the unit DANGER RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed 7 2 2...

Page 24: ...so that the unit will not cause any operating vibration or noise Fix the unit securely by means of foundation bolts in accordance with the foundation drawing If the unit is installed directly on the...

Page 25: ...a Protective cardboard b Instruction sheet 7 3 5 To provide drainage Avoid installation places where water leaking from the unit due to a blocked drain pan can cause damage to the location Make sure t...

Page 26: ...wing 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 pr...

Page 27: ...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...

Page 28: ...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 without brazing If brazing should be needed take the following into accou...

Page 29: ...leaks Item Tightening torque N m Service port cap 11 5 13 9 7 5 8 To connect the refrigerant piping to the outdoor unit 1 Connect the liquid refrigerant connection from the indoor unit to the liquid...

Page 30: ...brass flare nut and the copper flare 1 Charge the system with nitrogen gas up to a gauge pressure of at least 200 kPa 2 bar It is recommended to pressurize to 3000 kPa 30 bar in order to detect small...

Page 31: ...length is the one way length of liquid piping 7 7 4 To determine the complete recharge amount INFORMATION If a complete recharge is necessary the total refrigerant charge is the factory refrigerant c...

Page 32: ...ce heating main zone water out f Space heating main zone water in NOTICE It is recommended to install shut off valves to domestic cold water in and domestic hot water out connections These shut off va...

Page 33: ...st 2 turns 4 Fill the circuit with water until the manometer indicates a pressure of 2 0 bar 5 Purge as much air as possible from the water circuit 6 Close the fill valve 7 Disconnect the water supply...

Page 34: ...requirements in the following chapters General safety precautions Preparation DANGER RISK OF ELECTROCUTION WARNING ALWAYS use multicore cable for power supply cables 7 9 4 Guidelines when connecting...

Page 35: ...n unit type and installed options a Low voltage Preferential power supply contact User interface Power consumption digital inputs field supply Outdoor ambient temperature sensor option Indoor ambient...

Page 36: ...zone It is only possible for the system to have EITHER preferential kWh rate power supply OR a safety thermostat for the additional zone 7 9 8 To connect the backup heater power supply CAUTION To guar...

Page 37: ...the wallplate Be careful NOT to pinch the wiring when attaching the frontplate to the unit a The main user interface is required for operation but has to be ordered separately mandatory option 4A From...

Page 38: ...als as shown in the illustration below X5M A5P A8P 1 2 3 4 5 X801M S6S S7S S8S S9S a a Installation of EKRP1AHTA is required 2 Fix the cable with cable ties to the cable tie mountings 7 9 15 To connec...

Page 39: ...Interconnection cable d Liquid pipe e Liquid pipe insulation f Finishing tape 2 Install the service cover 7 10 2 To close the outdoor unit 1 Close the switch box cover 2 Close the service cover NOTIC...

Page 40: ...s 1 Set the user permission level to Installer 2 Go to A Installer settings To access the overview settings 1 Set the user permission level to Installer 2 Go to A 8 Installer settings Overview setting...

Page 41: ...ct the required action Send data 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 ope...

Page 42: ...2 6 kW 1 230 V 9W 3 3P 1 1 2 6 kW 3 230 V 9W 4 3PN 1 2 6 kW 3N 400 V 9W 5 3PN 1 1 2 9 kW 3N 400 V 9W Relay setting Relay setting Backup heater operation If backup heater step 1 is active If backup hea...

Page 43: ...ating This is applicable for both temperature zones Pump operation mode 0 Continuous Continuous pump operation regardless of thermo ON or OFF condition Remark continuous pump operation requires more e...

Page 44: ...RT control User interface at indoor unit External room thermostat at main zone External room thermostat at additional zone NOTICE If an external room thermostat is used the external room thermostat w...

Page 45: ...PCB cannot be used for space heating output See 5 Application guidelines on page 11 Alarm output logic C 09 Alarm No alarm No power supply to unit 0 default Closed output Open output Open output 1 Ope...

Page 46: ...OT weather dependent i e does NOT depend on the outdoor ambient temperature according a schedule The scheduled actions consists of desired shift actions either preset or custom Remark This value can o...

Page 47: ...emperature 9 05 C min 45 9 06 C default 35 C Note This value should be lower than 0 01 as for high outdoor temperatures less warm water is required Leaving water temperature Delta T source When both t...

Page 48: ...temperature zone Reaction time of the system Quick Example Small water volume and fan coils Slow Example Large water volume floor heating loops 8 2 6 Domestic hot water control Configuring the desire...

Page 49: ...e with the desired room temperature and or the capacity according to the design and selection of the heat emitters The desired leaving water temperature is the result of several settings preset values...

Page 50: ...9 0C 1 C 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...

Page 51: ...mitters to heat up the room according to normal logic Shut off valve The following is only applicable in case of 2 leaving water temperature zones In case of 1 leaving water temperature zone connect t...

Page 52: ...6 N A Weather dependent desired tank temperature is Fixed default disabled All desired tank temperature are NOT weather dependent Weather dep enabled In scheduled or scheduled reheat mode the storage...

Page 53: ...equest for space heating If there is NO request for space heating the tank is heated until the setpoint has been reached When system layout Room thermostat control This preset value is always taken in...

Page 54: ...mission level to Installer Go to the DHW tank temperature home page Tank Press to interrupt the disinfection 8 3 3 Heat source settings Backup heater Backup heater operation mode defines when backup h...

Page 55: ...r operation Consequence Shorter tank heating operation time and shorter interruption of the space heating cycle This setting MUST always be 1 5 01 Equilibrium temperature and 5 03 Space heating priori...

Page 56: ...owing setting is related to the safety thermostat for the additional zone For more information about the safety thermostat for the main zone see 7 9 15 To connect the safety thermostat normal closed c...

Page 57: ...e is averaged over the selected time period Code Description A 6 4 1 0A Outdoor average timer 0 No averaging default 1 12 hours 2 24 hours 3 48 hours 4 72 hours INFORMATION If the power saving functio...

Page 58: ...T guaranteed 5 8 default 6 Limitation when 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...

Page 59: ...ators 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 s...

Page 60: ...f contact Unit control method Number of LWT zones Pump operation mode Power saving possible User interface location Options DHW operation DHW tank type Contact type main Contact type add Digital I O P...

Page 61: ...een the indoor unit and the room thermostat if applicable The system is properly earthed and the earth terminals are tightened The fuses or locally installed protection devices are installed according...

Page 62: ...ing the pump operates without actual operation of the unit and the removal of air in the water circuit will start NOTICE Before starting the air purge open the safety valve and check if the circuit is...

Page 63: ...to Installer See To set the user permission level to Installer on page 40 2 Go to A 7 1 Installer settings Commissioning Test run 3 Select a test and press Example Heating 4 Select OK and press Result...

Page 64: ...disable room frost protection by setting 2 06 to 0 and KEEP it disabled until the screed dryout has finished Ignoring this notice will result in cracking of the screed NOTICE For the underfloor heatin...

Page 65: ...ems Show the user what to do for the maintenance of the unit Explain the user about energy saving tips as described in the operation manual 11 Maintenance and service NOTICE Maintenance MUST be done b...

Page 66: ...rom the tank check after a tank heat up cycle It is recommended to do this maintenance more frequently Switch box Carry out a thorough visual inspection of the switch box and look for obvious defects...

Page 67: ...make sure that All shut off valves of the water circuit are completely open The water filters are clean Clean if necessary There is no air in the system Purge air if necessary You can purge air manua...

Page 68: ...ontact your dealer If the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your dealer 12 3 6 Symptom The space is NOT sufficiently heat...

Page 69: ...em and to take measures before resetting an error code This should be done by a licensed installer or by your local dealer This chapter gives you an overview of all error codes and the content of the...

Page 70: ...uction Manual reset Check the domestic hot water circuit 7H 05 Water flow problem during heating sampling Manual reset Check the space heating circuit 7H 06 Water flow problem during defrost Manual re...

Page 71: ...up can be set by installer settings disinfection function When the Domestic hot water Type Scheduled only is selected it is recommended to program a Storage eco 3 hours before the scheduled start up o...

Page 72: ...door unit Possible consequence Self combustion and explosion of the compressor because of air going into the operating compressor Use a separate recovery system so that the unit s compressor does NOT...

Page 73: ...7 9CuT 7 9CuT 12 7CuT 12 7CuT 7 9CuT 6 4CuT 12 7CuT 12 7CuT 12 7CuT 12 7CuT 6 4CuT 7 9CuT 7 9CuT 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 OU...

Page 74: ...hot water hot water out 6 Domestic hot water cold water in 7 Shut off valve with drain fill valve 8 Shut off valve 9 Flow sensor 10 3 way valve space heating domestic hot water 11 3 way valve mixing v...

Page 75: ...F Fan motor MR30 MR306 MR307 MR4 Magnetic relay MRM10 MRM20 Magnetic relay MR30_A MR30_B Connector N Neutral PCB1 Printed circuit board main PCB2 Printed circuit board inverter PCB3 Printed circuit bo...

Page 76: ...ranslation Position in switch box Position in switch box Legend A1P Main PCB A2P User interface PCB A3P On OFF thermostat PC power circuit A3P Heat pump convector A4P Digital I O PCB A4P Receiver PCB...

Page 77: ...B option English Translation Only for digital I O PCB option Only for digital I O PCB option Only for ext sensor floor or ambient Only for external sensor floor or ambient Only for normal power supply...

Page 78: ...ore signal 2 core 2 core Only for KRTW wired room thermostat External room thermostat Heat pump convector main and or additional zone Optional part Only for KRTR wireless room thermostat Only for KRTE...

Page 79: ...a B Water flow rate l min C Operation range Additional direct zone Main mixed zone Operation area is extended to lower flow rates only in case the unit operates with heat pump only Not in startup no b...

Page 80: ...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 Maintenance...

Page 81: ...1 8 Field settings table 6 8 2 ID66F2 Applicable indoor units HVZ04S18CB3V HVZ08S18CB3V HVZ16S18CB3V Notes 5 04 08 6 16 4P401673 1A 2017 04...

Page 82: ...2 8...

Page 83: ...ng Leaving water value for low ambient temp for LWT add zone heating WD curve R W 9 05 9 06 C step 1 C 45 C 7 7 2 1 0 02 Set weather dependent heating High ambient temp for LWT add zone heating WD cur...

Page 84: ...p A 3 2 4 12 C A 3 2 1 2 3 06 Room temp range Maximum temp heating R W 18 30 C step A 3 2 4 30 C A 3 2 2 2 0A R W 5 5 C step 0 5 C 0 C A 3 2 3 2 09 R W 5 5 C step 0 5 C 0 C A 3 2 4 R W 0 0 5 C 1 1 C O...

Page 85: ...low Emergency A 6 C R W 0 Manual 1 Automatic Overview settings A 8 0 00 R W 9 05 min 45 9 06 C step 1 C 35 C A 8 0 01 R W 9 05 9 06 C step 1 C 45 C A 8 0 02 R W 10 25 C step 1 C 15 C A 8 0 03 R W 40...

Page 86: ...C step 1 C 2 C A 8 6 02 R W 0 A 8 6 03 R W 0 10 kW step 0 2 kW 3 kW A 8 6 04 R W 0 A 8 6 05 0 A 8 6 06 0 A 8 6 07 R W 0 200 W step 10 W 0 W What is the capacity of the backup heater step 1 What is th...

Page 87: ...p priority A 8 C 01 0 A 8 C 02 R W 0 3 0 No 1 Bivalent A 8 C 03 R W 25 25 C step 1 C 0 C A 8 C 04 R W 2 10 C step 1 C 3 C A 8 C 05 R W 1 Thermo ON OFF 2 C H request A 8 C 06 R W 0 1 Thermo ON OFF 2 C...

Page 88: ...03 R W 2 5 C step 1 C 5 C A 8 F 04 R W 0 No 1 Yes 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 R W 0 No 1 Yes A 8 F 0C R W 1 A 8 F 0D R W 0 Continuous 1 Sample 2 Reques...

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Daikin Altherma EHVZ04S18CB, Installer'S Reference Manual

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