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About this document

Installer reference guide

8

EPGA11~16DAV3(7) + EAVH/23DA6V(7)+9W(7)

Daikin Altherma 3 H F

4P556070-1A – 2021.09

INFORMATION

Indicates useful tips or additional information.

Symbols used on the unit:

Symbol

Explanation

Before installation, read the installation and operation
manual, and the wiring instruction sheet.

Before performing maintenance and service tasks, read the
service manual.

For more information, see the installer and user reference
guide.

The unit contains rotating parts. Be careful when servicing or
inspecting the unit.

Symbols used in the documentation:

Symbol

Explanation

Indicates a figure title or a reference to it.

Example: 

"  1–3 Figure title" means "Figure 3 in chapter 1".

Indicates a table title or a reference to it.

Example: 

"  1–3 Table title" means "Table 3 in chapter 1".

1.2 Installer reference guide at a glance

Chapter

Description

General safety precautions

Safety instructions that you must read before
installing

About the documentation

What documentation exists for the installer

About the box

How to unpack the units and remove their
accessories

About the units and options

How to identify the units

Possible combinations of units and options

Application guidelines

Various installation setups of the system

Preparation

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

What to do in case of problems

Disposal

How to dispose of the system

Summary of Contents for Altherma EAVH16S23DA6V

Page 1: ...er reference guide Daikin Altherma 3 H F EPGA11DAV3 7 EPGA14DAV3 7 EPGA16DAV3 7 EAVH16S18DA6V 7 EAVH16S23DA6V 7 EAVH16S18DA9W 7 EAVH16S23DA9W 7 EAVX16S18DA6V 7 EAVX16S23DA6V 7 EAVX16S18DA9W 7 EAVX16S2...

Page 2: ...options for the indoor unit 27 5 3 3 Possible combinations of indoor unit and outdoor unit 29 6 Application guidelines 30 6 1 Overview Application guidelines 30 6 2 Setting up the space heating coolin...

Page 3: ...rculation piping 80 8 2 5 To fill the water circuit 81 8 2 6 To protect the water circuit against freezing 81 8 2 7 To fill the domestic hot water tank 84 8 2 8 To insulate the water piping 85 9 Elect...

Page 4: ...outdoor unit 180 13 4 Checklist for yearly maintenance of the indoor unit 180 13 5 To drain the domestic hot water tank 183 13 6 About cleaning the water filter in case of trouble 184 13 6 1 To remove...

Page 5: ...3 H F 4P556070 1A 2021 09 16 Technical data 205 16 1 Service space Outdoor unit 205 16 2 Piping diagram Outdoor unit 206 16 3 Piping diagram Indoor unit 207 16 4 Wiring diagram Outdoor unit 208 16 5 W...

Page 6: ...n manual Indoor unit Installation instructions Format Paper in the box of the indoor unit Installer reference guide Preparation of the installation good practices reference data Format Digital files o...

Page 7: ...iOS and Android devices using the QR codes below Registration to the Stand By Me platform is required to access the app App Store Google Play 1 1 Meaning of warnings and symbols DANGER Indicates a sit...

Page 8: ...3 Table title means Table 3 in chapter 1 1 2 Installer reference guide at a glance Chapter Description General safety precautions Safety instructions that you must read before installing About the doc...

Page 9: ...Chapter Description Technical data Specifications of the system Glossary Definition of terms Field settings table Table to be filled in by the installer and kept for future reference Note There is als...

Page 10: ...igerant WARNING Improper installation or attachment of equipment or accessories could result in electrical shock short circuit leaks fire or other damage to the equipment ONLY use accessories optional...

Page 11: ...on of the unit Make sure the area is well ventilated Do NOT block any ventilation openings Make sure the unit is level Do NOT install the unit in the following places In potentially explosive atmosphe...

Page 12: ...Do NOT release them directly into the environment Use a vacuum pump to evacuate the installation NOTICE After all the piping has been connected make sure there is no gas leak Use nitrogen to perform a...

Page 13: ...llation manual or installer reference guide of your application for more information NOTICE Make sure water quality complies with EU directive 2020 2184 2 1 5 Electrical DANGER RISK OF ELECTROCUTION T...

Page 14: ...of the earth leakage protector CAUTION When connecting the power supply connect the earth cable first before making the current carrying connections When disconnecting the power supply disconnect the...

Page 15: ...ents box is connected securely Make sure all covers are closed before starting up the unit NOTICE ONLY applicable if the power supply is three phase and the compressor has an ON OFF starting method If...

Page 16: ...equirements for R32 see 7 1 1 Installation site requirements of the outdoor unit 456 WARNING Do NOT pierce or burn refrigerant cycle parts Do NOT use means to accelerate the defrosting process or to c...

Page 17: ...l corrosion of the system is possible Uninhibited glycol will turn acidic under the influence of oxygen This process is accelerated by the presence of copper and high temperatures The acidic uninhibit...

Page 18: ...earth the unit to a utility pipe surge absorber or telephone earth Incomplete earthing may cause electrical shock Install the required fuses or circuit breakers Secure the electrical wiring with cable...

Page 19: ...ing to the applicable legislation CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation CAUTION Make sure that the disinfection functio...

Page 20: ...off the respective circuit breaker When a safety device was activated stop the unit and find out why the safety device was activated before resetting it NEVER shunt safety devices or change their valu...

Page 21: ...the outdoor and indoor unit are delivered on site Keep the following in mind At delivery the unit MUST be checked for damage Any damage MUST be reported immediately to the claims agent of the carrier...

Page 22: ...9W 7 Daikin Altherma 3 H F 4P556070 1A 2021 09 1 4 5 2 3 4 4 2 2 To handle the outdoor unit CAUTION To avoid injury do NOT touch the air inlet or aluminium fins of the unit 143 kg 4 2 3 To remove the...

Page 23: ...filter e Energy label 4 2 4 To remove the transportation stay NOTICE If the unit is operated with the transportation stay attached abnormal vibration or noise may be generated The compressor transport...

Page 24: ...es from the indoor unit 4 8 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...

Page 25: ...Daikin Altherma 3 H F 4P556070 1A 2021 09 4 3 3 To handle the indoor unit Use the handles at the back and at the bottom to carry the unit b a a b a Handles at the back of the unit b Handles at the bot...

Page 26: ...the outdoor unit Identifying the indoor unit Combining the outdoor unit with options Combining the indoor unit with options 5 2 Identification 5 2 1 Identification label Outdoor unit Location Model i...

Page 27: ...om plate Recommended in areas with low ambient temperature and high humidity For installation instructions see the installation manual of the bottom plate heater 5 3 2 Possible options for the indoor...

Page 28: ...nal user interface sensor will be used as room temperature sensor As an option the remote indoor sensor can be installed to measure the room temperature on another location For installation instructio...

Page 29: ...phone control BRP069A62 You can install this LAN adapter to control the system via a smartphone app For installation instructions see the installation manual of the LAN adapter Universal centralised c...

Page 30: ...more information about the configuration settings to optimize heat pump operation see 10 Configuration 4101 This chapter contains application guidelines for Setting up the space heating cooling syste...

Page 31: ...bypass valve can be integrated in the system Keep in mind that this valve might not be shown on the illustrations 6 2 1 Single room Underfloor heating or radiators Wired room thermostat Setup A B a A...

Page 32: ...lues and schedules or use the holiday mode Underfloor heating or radiators Wireless room thermostat Setup A B b a A Main leaving water temperature zone B One single room a Receiver for wireless extern...

Page 33: ...et via the remote controller of the heat pump convectors The space heating cooling demand signal is sent to one digital input on the indoor unit X2M 35 and X2M 30 The space operation mode is sent to t...

Page 34: ...Main leaving water temperature zone B One single room a Remote controller of the heat pump convectors The heat pump convectors are directly connected to the indoor unit A shut off valve field supply i...

Page 35: ...ing comfort of the heat pump convectors 6 2 2 Multiple rooms One LWT zone If only one leaving water temperature zone is needed because the design leaving water temperature of all heat emitters is the...

Page 36: ...erfloor heating or radiators Multiple external room thermostats Setup M1 M2 C B a b a A A Main leaving water temperature zone B Room 1 C Room 2 a External room thermostat b Bypass valve For each room...

Page 37: ...n leaving water temperature zone B Room 1 C Room 2 a Remote controller of the heat pump convectors The desired room temperature is set via the remote controller of the heat pump convectors The user in...

Page 38: ...unit For each room with underfloor heating Two shut off valves field supply are installed before the underfloor heating A shut off valve to prevent hot water supply when the room has no heating deman...

Page 39: ...erature in heating and the highest design temperature in cooling Additional zone Zone with the highest design temperature in heating and the lowest design temperature in cooling CAUTION If there is mo...

Page 40: ...is installed before the underfloor heating The pump of the mixing valve station is controlled by the ON OFF signal on the indoor unit X2M 29 and X2M 21 normally closed shut off valve output The room...

Page 41: ...e main zone Shut off valve If the main zone must be shut off during cooling mode to prevent condensation on the floor set it accordingly At the mixing valve station Set the desired main leaving water...

Page 42: ...ATION During heating operation of the heat pump the heat pump operates to achieve the desired temperature set via the user interface When weather dependent operation is active the water temperature is...

Page 43: ...iliary boiler See 9 3 8 To connect the changeover to external heat source 496 To setup the heat emitters see 6 2 Setting up the space heating cooling system 430 Configuration Via the user interface co...

Page 44: ...the manufacturer of the auxiliary boiler for more information Setpoint of the auxiliary gas boiler To prevent freeze up of the water piping the auxiliary gas boiler must have a fixed setpoint 55 C or...

Page 45: ...rature for the DHW tank consists of 1 Determining the DHW consumption equivalent hot water volume at 40 C 2 Determining the volume and desired temperature for the DHW tank Determining the DHW consumpt...

Page 46: ...can increase this temperature However this consumes more energy We recommend to set the desired DHW tank temperature below 55 C to avoid using the electrical resistance The higher the outdoor temperat...

Page 47: ...ply and the responsibility of the installer For the electrical wiring see 9 3 5 To connect the domestic hot water pump 495 For more information about connecting the recirculation connection see 8 2 4...

Page 48: ...ion The indoor unit can control DHW pump operation For more information see 10 Configuration 4101 6 5 Setting up the energy metering Via the user interface you can read out the following energy data P...

Page 49: ...tance measurement and set the capacity via the user interface for the backup heater step 1 Measuring the consumed energy Preferred method because of higher accuracy Requires external power meters Setu...

Page 50: ...unit C DHW tank a Electrical cabinet L1 L2 L3 N b Power meter L1 L2 L3 N c Fuse L1 L2 L3 N d Fuse L1 N e Outdoor unit L1 L2 L3 N f Indoor unit L1 L2 L3 N g Backup heater L1 L2 L3 N h Booster heater L...

Page 51: ...up heater configuration use a single phase power meter In other cases use a three phase power meter Example Single phase outdoor unit with a three phase backup heater e f e i h g A B b a d c 580 1 50...

Page 52: ...herwise if defrosting is interrupted several times the heat exchanger will freeze up Space heating and DHW production by allowing the backup heater step 1 6 6 1 Permanent power limitation Permanent po...

Page 53: ...entire house lighting domestic appliances space heating a b A B C 1 2 3 4 5 A8P A Outdoor unit B Indoor unit C Energy management system a Power limitation activation 4 digital inputs b Backup heater P...

Page 54: ...tdoor unit has better efficiency than the electrical heater Therefore the electrical heater is limited and turned OFF first The system limits power consumption in the following order 1 Turns OFF the b...

Page 55: ...e the outdoor unit must be installed on a location At the north side of the house or at the side of the house where the most heat emitters are located That is NOT exposed to direct sunlight If this is...

Page 56: ...o provide drainage 67 7 4 Mounting the indoor unit 68 7 4 1 About mounting the indoor unit 68 7 4 2 Precautions when mounting the indoor unit 68 7 4 3 To install the indoor unit 68 7 4 4 To connect th...

Page 57: ...tive areas e g near a bedroom so that the operation noise will cause no trouble Note If the sound is measured under actual installation conditions the measured value might be higher than the sound pre...

Page 58: ...al refrigerant circuit R32 but you do NOT have to do any refrigerant field piping or refrigerant charging Mind the following requirements and precautions WARNING Do NOT pierce or burn refrigerant cycl...

Page 59: ...more details In heavy snowfall areas it is very important to select an installation site where the snow will NOT affect the unit If lateral snowfall is possible make sure that the heat exchanger coil...

Page 60: ...uires 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 s...

Page 61: ...NOTICE If the unit is operated with the transportation stay attached abnormal vibration or noise may be generated The compressor transportation stay must be removed It is installed under the compresso...

Page 62: ...he outdoor unit 1 Close the switch box cover 2 Mount the front plate and the side plate NOTICE When closing the outdoor unit cover make sure that the tightening torque does NOT exceed 4 1 N m 7 2 5 To...

Page 63: ...e 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 user interface panel to...

Page 64: ...25 5 If you need access to the high voltage components remove the high voltage switch box cover 4 T25 7 2 6 To lower the switch box on the indoor unit During the installation you will need access to t...

Page 65: ...r of the switch box 2 Put the switch box back into place 3 Reinstall the top panel 4 Reinstall the side panels 5 Reinstall the front panel 6 Reconnect the cables to the user interface panel 7 Reinstal...

Page 66: ...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...

Page 67: ...y from 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 w...

Page 68: ...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 f...

Page 69: ...ose inside the unit You must connect the drain hose to an appropriate drain according to the applicable legislation You can route the drain hose through the left or right side panel Prerequisite The u...

Page 70: ...7 Unit installation Installer reference guide 70 EPGA11 16DAV3 7 EAVH X16S18 23DA6V 7 9W 7 Daikin Altherma 3 H F 4P556070 1A 2021 09 Option 2 Through the right side panel 1 3 T25 3 2...

Page 71: ...7 To fill the domestic hot water tank 84 8 2 8 To insulate the water piping 85 8 1 Preparing water piping Valve towards expansion vessel The valve towards the expansion vessel if equipped MUST be open...

Page 72: ...ping length It is recommended to avoid long runs of piping between the domestic hot water tank and the hot water end point shower bath and to avoid dead ends Piping diameter Select the water piping di...

Page 73: ...perly so that they do NOT make contact with each other This to prevent galvanic corrosion Valve Separating circuits When using a 3 way valve in the water circuit make sure that the domestic hot water...

Page 74: ...calculate the expansion vessel pre pressure The pre pressure Pg of the vessel depends on the installation height difference H Pg 0 3 H 10 bar 8 1 3 To check the water volume and flow rate The indoor u...

Page 75: ...cuit against freezing 481 Use the following graph to determine the maximum water volume for the calculated pre pressure 20 2 4 2 1 1 8 1 5 1 2 0 9 1 0 6 0 3 70 120 175 140 200 255 220 270 A B A Pre pr...

Page 76: ...this purpose use the overpressure bypass valve delivered with the unit Minimum required flow rate 20 l min NOTICE To guarantee proper operation it is recommended to have a minimum flow of 28 l min du...

Page 77: ...in the water circuit The total water volume in the water circuit is 100 l No actions or adjustments are required Example 2 The indoor unit is installed at the highest point in the water circuit The t...

Page 78: ...tank 6 Insulating the water piping 8 2 2 Precautions when connecting the water piping INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Prepa...

Page 79: ...1 Connect the O rings and shut off valves to the outdoor unit water connection pipes of the indoor unit 2 Connect the outdoor unit field piping to the shut off valves 3 Connect the O rings and shut of...

Page 80: ...id 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 pressur...

Page 81: ...s that include the activation of pump in case of low temperatures Water pipe freeze prevention see Water pipe freeze prevention 4157 Drain prevention Only applicable when Bivalent is enabled C 02 1 Th...

Page 82: ...cipitation of certain components in the glycol s corrosion inhibitor NOTICE Glycol absorbs water from its environment Therefore do NOT add glycol that has been exposed to air Leaving the cap off the g...

Page 83: ...n the pump will NOT be able to start Mind that if you only prevent the system from bursting the liquid inside might still freeze When water is at standstill inside the system the system is very likely...

Page 84: ...ormally closed valves located indoors near the piping entry exit points can prevent that all water from indoor piping is drained when the freeze protection valves open When there is a power interrupti...

Page 85: ...w table as a minimum with 0 039 W mK Piping length m Minimum insulation thickness mm 20 19 20 30 32 30 40 40 40 50 50 For other cases the minimum insulation thickness can be determined using the Hydro...

Page 86: ...g ON OFF output 96 9 3 8 To connect the changeover to external heat source 96 9 3 9 To connect the power consumption digital inputs 97 9 3 10 To connect the safety thermostat normally closed contact 9...

Page 87: ...n connecting the electrical wiring Keep the following in mind If stranded conductor wires are used install a round crimp style terminal on the end of the wire Place the round crimp style terminal on t...

Page 88: ...W rmepumpentarif in Germany and Austria This equipment allows for connection to such preferential kWh rate power supply delivery systems Consult with the electricity company acting as provider at the...

Page 89: ...preferential kWh rate power supply activation power supply is interrupted immediately or after some time by the electricity company In this case the indoor unit must be powered by a separate normal p...

Page 90: ...e wiring as follows b f a e e d c e e e a Power supply cable b Communication cable c Cable for bottom plate heater optional d Ferrite core e Tie strap f Compressor NOTICE To guarantee electromagnetic...

Page 91: ...Do NOT push or place redundant cable length in the unit 9 3 Connections to the indoor unit 9 3 1 To connect the main power supply 1 Connect the main power supply In case of normal kWh rate power suppl...

Page 92: ...safety thermostat 9 3 2 To connect the backup heater power supply WARNING The backup heater MUST have a dedicated power supply and MUST be protected by the safety devices required by the applicable l...

Page 93: ...bility of the installer or user of the equipment to ensure by consultation with the distribution network operator if necessary that the equipment is connected only to a supply with a system impedance...

Page 94: ...ox X6M Terminal field supply NOTICE Do NOT cut or remove the backup heater power supply cable 9 3 3 To connect the shut off valve INFORMATION Shut off valve usage example In case of one LWT zone and a...

Page 95: ...to the appropriate terminals as shown in the illustration below X1M X2M X5M S3S S2S 3456 2 Fix the cable with cable ties to the cable tie mountings 9 3 5 To connect the domestic hot water pump 1 Conne...

Page 96: ...ing is only applicable in case of Reversible models Heating only models conversion kit EKHVCONV 1 Connect the space cooling heating ON OFF output cable to the appropriate terminals as shown in the ill...

Page 97: ...nect the power consumption digital inputs 1 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below X1M X2M A8P X5M 1 2 3 4 5 X801M S6S S7S S...

Page 98: ...tat has a maximum temperature variation rate of 2 C min There is a minimum distance of 2 m between the safety thermostat and the motorized 3 way valve delivered with the domestic hot water tank INFORM...

Page 99: ...ontact 2 1 Connect the wiring as follows 2 Fix the cables with cable ties to the cable tie mountings In case of high voltage Smart Grid contacts The wiring of the Smart Grid in case of high voltage co...

Page 100: ...10M AWG18 RED 2 Connect the low voltage wiring as follows 3 Connect the high voltage wiring as follows 4 Fix the cables with cable ties to the cable tie mountings If necessary bundle excessive cable l...

Page 101: ...ettings menu 120 10 5 1 Malfunctioning 120 10 5 2 Room 120 10 5 3 Main zone 123 10 5 4 Additional zone 132 10 5 5 Space heating cooling 136 10 5 6 Tank 145 10 5 7 User settings 146 10 5 8 Information...

Page 102: ...ent methods However NOT all settings are accessible via both methods If so the corresponding table columns in this chapter are set to N A not applicable Method Column in tables Accessing settings via...

Page 103: ...ngs can be configured via the menu structure If for any reason it is required to change a setting using the overview settings then the overview settings can be accessed as follows 1 Set the user permi...

Page 104: ...the configuration wizard This way you can set the most important initial settings This way the unit will be able to run properly Afterwards more detailed settings can be done via the menu structure i...

Page 105: ...applicable Cooling WD curve 2 6 if applicable Schedule 2 1 Additional zone only if 4 4 1 Emitter type 3 7 10 5 4 Additional zone 4132 Control read only 3 9 Setpoint mode 3 4 Heating WD curve 3 5 if a...

Page 106: ...the button to go back to the home screen You see an overview of the unit configuration and the room and setpoint temperatures Only symbols applicable for your configuration are visible on the home sc...

Page 107: ...werful d Disinfection mode active Powerful operation active Date time e Current date and time Holiday f Holiday mode active Main zone g3 g1 g4 g2 g1 Heat emitter type Underfloor heating Fancoil unit R...

Page 108: ...ning Restriction Only displayed if a malfunction occurs See 14 4 1 To display the help text in case of a malfunction 4194 for more information 1 Room Restriction Only displayed if a room thermostat is...

Page 109: ...nly for the installer Perform tests and maintenance B User profile Change the active user profile C Operation Turn heating cooling functionality and domestic hot water preparation on or off 10 3 4 Men...

Page 110: ...e limit b1 Fixed by the unit b2 Restricted by the installer Current temperature c Measured by the unit Desired temperature d Turn the right dial to increase decrease Submenu e Turn or press the left d...

Page 111: ...rature control is active you can program the main zone schedule instead 1 Go to the schedule 2 optional Clear the content of the whole week schedule or the content of a selected day schedule 3 Program...

Page 112: ...defined 1 2 Select Edit Delete Edit Copy 3 Use the left dial to select an entry and edit the entry with the right dial You can program up to 6 actions each day On the bar a high temperature has a dar...

Page 113: ...er defined 1 2 Select Copy Delete Edit Copy Result Next to the copied day C is displayed 3 Select Tuesday Mon Sat Wed Fri Thu Tue Sun User defined 1 C 4 Select Paste Delete Edit Copy Paste Result Mon...

Page 114: ...defined 1 C To rename the schedule 1 Select the name of the current schedule Mon Sat Wed Fri Thu Tue Sun User defined 1 2 Select Rename Delete Rename Select 3 optional To delete the current schedule...

Page 115: ...ve To be able to compensate for differences in temperature the unit relies on its weather dependent curve This curve defines how much the temperature of the tank or leaving water must be at different...

Page 116: ...irm changes and proceed 10 4 3 Slope offset curve Slope and offset Define the weather dependent curve by its slope and offset Change the slope to differently increase or decrease the temperature of th...

Page 117: ...at X1 is unequally higher than the preferred temperature at X2 When offset is changed the new preferred temperature at X1 is equally higher as the preferred temperature at X2 c Slope d Offset e Selec...

Page 118: ...nt mode WD heating fixed cooling OR Weather dependent Main zone Cooling 2 4 Main zone Setpoint mode Weather dependent Additional zone Heating 3 4 Additional zone Setpoint mode WD heating fixed cooling...

Page 119: ...maximum or minimum setpoint is reached the curve flattens out To fine tune the weather dependent curve slope offset curve The following table describes how to fine tune the weather dependent curve of...

Page 120: ...setpoint screen 1 Room See 10 3 5 Setpoint screen 4109 Schedule Indicate if the room temperature is controlled according to a schedule or not Code Description 1 1 N A Schedule No Room temperature is d...

Page 121: ...rol the protection is NOT guaranteed For more detailed information about room frost protection in relation to the applicable unit control method see the sections below Leaving water temperature contro...

Page 122: ...ly leaving water to the heat emitters to heat up the room again and the leaving water temperature setpoint will be lowered Space heating cooling is ON the external room thermostat is Thermo OFF the op...

Page 123: ...scription 1 5 1 3 07 Heating minimum 1 5 2 3 06 Heating maximum 1 5 3 3 09 Cooling minimum 1 5 4 3 08 Cooling maximum Room sensor offset Only applicable in room thermostat control To calibrate the ext...

Page 124: ...cooling temperature schedule for the main zone via 2 3 Cooling schedule See 10 3 7 Schedule screen Example 4110 Setpoint mode Define the setpoint mode Fixed the desired leaving water temperature does...

Page 125: ...rature 40 C 5 C 1 01 High outdoor ambient temperature 10 C 25 C 1 02 Desired leaving water temperature when the outdoor temperature equals or drops below the low ambient temperature 9 01 C 9 00 C Note...

Page 126: ...ater is required 1 09 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 03 C 9 02 C Note This value should be lower than 1 08 as for h...

Page 127: ...that in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there are 2 zo...

Page 128: ...gn and selection of the heat emitters The desired leaving water temperature is the result of several settings preset values shift values weather dependent curves modulation As a result too high or too...

Page 129: ...oom thermostat will control the room frost protection However the room frost protection is only possible if C 2 Space heating cooling On Code Description 2 A C 05 External room thermostat type for the...

Page 130: ...artup INFORMATION If the main zone or the additional zone has a heating demand and this zone is equipped with radiators then the target delta T that the unit will use in heating operation will be 8 C...

Page 131: ...out on the user interface 2 C 2 8 06 Max modulation 0 C 10 C This is the temperature value by which the desired leaving water temperature is increased or decreased INFORMATION When leaving water temp...

Page 132: ...ooling demand INFORMATION The setting F 0B is only valid when there is a thermostat or external room thermostat request setting NOT in case of leaving water temperature setting 10 5 4 Additional zone...

Page 133: ...ne Ta Outdoor temperature 0 03 Low outdoor ambient temperature 40 C 5 C 0 02 High outdoor ambient temperature 10 C 25 C 0 01 Desired leaving water temperature when the outdoor temperature equals or dr...

Page 134: ...ratures less cold water is required 0 04 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature 9 07 C 9 08 C Note This value should be lower...

Page 135: ...C 3 8 3 9 07 Cooling minimum 5 C 18 C 3 8 4 9 08 Cooling maximum 18 C 22 C Control The control type for the additional zone is read only It is determined by the control type of the main zone See 10 5...

Page 136: ...ooling heat pump model is installed 1 Go to 4 Space heating cooling 2 Check if 4 1 Operation mode is listed and editable If so a heating cooling heat pump model is installed To tell the system which s...

Page 137: ...3 For each month select an option Reversible Not restricted Heating only Restricted Cooling only Restricted 4 Confirm the changes Example Changeover restrictions When Restriction During cold season E...

Page 138: ...red heating temperature Example A unit is configured as following Desired room temperature in heating mode 22 C Desired room temperature in cooling mode 24 C Hysteresis value 1 C Offset 4 C Changeover...

Page 139: ...ways reached In heating mode the space operation only changes when the room temperature rises above the desired heating temperature added by the offset value Range 1 C 10 C Number of zones The system...

Page 140: ...portant that in heating the zone with the lowest water temperature is configured as the main zone and the zone with the highest water temperature is configured as the additional zone NOTICE If there a...

Page 141: ...a b c d b c a Space heating cooling control b Off c On d Pump operation 4 5 F 0D 1 Sample The pump is ON when there is heating or cooling demand as the leaving water temperature has not yet reached t...

Page 142: ...ch type of unit is used Code Description 4 6 E 02 Unit type 0 Reversible 1 Heating only Pump limitation Pump speed limitation 9 0D defines the maximum pump speed In normal conditions the default setti...

Page 143: ...d capacity With this limitation range delta T is possible and the comfort is guaranteed During sampling operation the pump runs for a short time to measure the water temperatures which indicate if ope...

Page 144: ...e or snow e g in cold region countries In heating operation the desired leaving water temperature is locally increased around an outdoor temperature of 0 C This compensation can be selected when using...

Page 145: ...temperature denotes the lower desired tank temperature It is the desired temperature when a storage economic action is scheduled preferably during day Code Description 5 3 6 0B Eco setpoint 30 C min...

Page 146: ...Reheat only 10 5 7 User settings Language Code Description 7 1 N A Language Time date Code Description 7 2 N A Set the local time and date INFORMATION By default daylight savings time is enabled and...

Page 147: ...You can use quiet mode to decrease the sound of the outdoor unit However this also decreases the heating cooling capacity of the system There are multiple quiet mode levels You can Completely deactiv...

Page 148: ...ice Medium 7 5 3 N A Electricity price Low 7 6 N A Gas price INFORMATION Electricity price can only be set when bivalent is ON 9 C 1 or C 02 These values can only be set in menu structure 7 5 1 7 5 2...

Page 149: ...ement 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 t...

Page 150: ...applicable 8 5 Actuators Status mode of each actuator Example Domestic hot water pump ON OFF 8 6 Operation modes Current operation mode Example Defrost oil return mode 8 7 About Version information a...

Page 151: ...r Installed for instant hot water when water is tapped The user sets the operation timing of the domestic hot water pump using the schedule Control of this pump is possible with the user interface 2 D...

Page 152: ...he type of backup heater must be set on the user interface For units with a built in backup heater the type of heater can be viewed but not changed Code Description 9 3 1 E 03 3 6V 4 9W Voltage For a...

Page 153: ...ion 9 3 5 6 04 The capacity difference between the second and first step of the backup heater at nominal voltage Nominal value depends on backup heater configuration Operation Code Description 9 3 8 4...

Page 154: ...and the water pipe antifreeze function will remain active even if the user does NOT confirm emergency operation Glycol filled system Glycol Filled system This setting gives the installer the possibil...

Page 155: ...led The corrected higher setpoint will make sure that the total heat capacity of the water in the tank remains approximately unchanged by compensating for the colder bottom water layer of the tank bec...

Page 156: ...e the heat exchanger coil is not operational with a warmer top layer Range 0 C 20 C Timers For simultaneous space and domestic hot water operation request 8 02 Anti recycle timer t 1 0 1 0 8 01 8 02 1...

Page 157: ...o account Range 5 95 minutes Remark It is NOT allowed to set 8 01 to a value below 10 minutes 9 6 7 8 04 Additional timer Additional running time for the maximum running time depending on the outdoor...

Page 158: ...rate power supply When the preferential kWh rate signal is sent by the electricity company the contact will close and the unit will go in forced off mode When the signal is released again the voltage...

Page 159: ...Description 9 9 1 4 08 Power consumption control 0 No Disabled 1 Continuous Enabled You can set one power limitation value in A or kW to which the system power consumption will be limited for all the...

Page 160: ...ster heater will be limited first before the backup heater is limited 1 Booster heater Depending on the power limitation level the backup heater will be limited first before the booster heater is limi...

Page 161: ...or is connected the type of the sensor must be set 0 None NOT installed The thermistor in the user interface and in the outdoor unit are used for measurement 1 Outdoor Connected to PCB of the indoor u...

Page 162: ...nt Only applicable in case of auxiliary boiler NOTICE Bivalent operation is only possible if Space heating is turned ON and DHW tank operation is turned OFF INFORMATION Bivalent is only possible in ca...

Page 163: ...pump system calculates a value Tcalc which is variable between C 03 and C 03 C 04 TA Tcalc C 03 C 04 3 C C 03 a b TA Outdoor temperature Tcalc Bivalent ON temperature variable Below this temperature t...

Page 164: ...electricity price and gas price example both c kWh 2 Determine the value of C 03 using the graph For an example see the table legend 14 0 1 2 3 4 5 6 12 10 8 6 4 2 0 2 4 6 8 10 12 14 COP 10 5 b 2 5 a...

Page 165: ...level indoor unit error malfunctioning Low level errors caution warning will NOT be transmitted to alarm output 0 Abnormal The alarm output will be powered when an alarm occurs By setting this value...

Page 166: ...depends on the ambient temperature compressor conditions and minimum internal timers To enable the power saving function setting E 08 needs to be enabled on the user interface Code Description 9 F E 0...

Page 167: ...ed to change a setting using the overview settings then the overview settings can be accessed in the field settings overview 9 I See To modify an overview setting 4103 10 5 10 Commissioning About comm...

Page 168: ...chedule 7 User settings Language Time date Holiday Quiet Electricity price Gas price 8 Information Energy data Malfunction history Dealer information Sensors Actuators Operation modes About Connection...

Page 169: ...capacity step 2 Capacity step 1 Equilibrium Equilibrium temperature Operation 9 6 Balancing Space heating priority Priority temperature Offset BSH setpoint Minimum running timer Anti recycle timer Max...

Page 170: ...able protections Yes After his work is done he can enable the protective functions by setting 9 G Disable protections No 11 1 Overview Commissioning This chapter describes what you have to do and know...

Page 171: ...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 to this document and have N...

Page 172: ...en commissioning and installing the unit it is very important to remove all air in the water circuit When the air purge function is running the pump operates without actual operation of the unit and t...

Page 173: ...rmission level 4102 2 Go to A 3 Commissioning Air purge 3 In the menu set Type Manual 4 Select Start air purge 5 Select OK to confirm Result The air purge starts It stops automatically when ready 6 Du...

Page 174: ...FORMATION If the outdoor temperature is outside the range of operation the unit may NOT operate or may NOT deliver the required capacity To monitor leaving water and tank temperatures During test run...

Page 175: ...creed dryout function is used for drying out the screed of an underfloor heating system during the construction of the building Conditions Make sure all operation is disabled Go to C Operation and tur...

Page 176: ...be automatically disabled for 12 hours after the first power on If the screed dryout still needs to be performed after the first 12 hours of power on manually disable room frost protection by setting...

Page 177: ...eed dryout 3 Select Start UFH screed dryout 4 Select OK to confirm Result The underfloor heating screed dryout starts It stops automatically when done 5 To stop the underfloor heating screed dryout ma...

Page 178: ...atus 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 S...

Page 179: ...ler setting table in the operation manual with the actual settings Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he can fin...

Page 180: ...RISK OF BURNING SCALDING NOTICE Risk of electrostatic discharge Before performing any maintenance or service work touch a metal part of the unit in order to eliminate static electricity and to protec...

Page 181: ...to the bottom of the water filter so that the water and dirt can be collected in a suitable container bottle sink 4 Open the drain valve for a couple of seconds c Result Water and dirt will come out...

Page 182: ...k whether the pressure relief valve hose is positioned appropriately to drain the water See 7 4 4 To connect the drain hose to the drain 469 Pressure relief valve of the domestic hot water tank field...

Page 183: ...he 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 de...

Page 184: ...5 To open the indoor unit 462 7 2 6 To lower the switch box on the indoor unit 464 7 2 5 To open the indoor unit 462 2 Close the stop valves of the water circuit 3 Close the valve if equipped of the w...

Page 185: ...ic 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...

Page 186: ...in the correct location a c b a a Clip b Magnetic filter dirt separator c Air purge valve 2 Install the 2 clips to fix the water filter to the water circuit pipes 3 Make sure that the air purge valve...

Page 187: ...loose connections or defective wiring 14 2 Precautions when troubleshooting WARNING When carrying out an inspection on the switch box of the unit ALWAYS make sure that the unit is disconnected from t...

Page 188: ...ir purge function see To perform an automatic air purge 4173 The water pressure is 1 bar The expansion vessel is NOT broken The valve if equipped of the water circuit towards the expansion vessel is o...

Page 189: ...erview of electrical connections except external actuators 489 The preferential kWh rate signal was sent by the electricity company In the user interface of the unit go to 8 5 B Information Actuators...

Page 190: ...automatic air purge function see To perform an automatic air purge 4173 The water pressure at the pump inlet is too low Check and make sure that The water pressure is 1 bar The water pressure sensor...

Page 191: ...ound contact 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 14 3 8 Symptom The space is NOT sufficientl...

Page 192: ...alancing Priority temperature 5 03 Possible causes Corrective action The backup heater operation is not activated Check the following The backup heater operation mode is enabled Go to 9 3 8 Installer...

Page 193: ...3 Installer settings Balancing Offset BSH setpoint 5 03 14 3 9 Symptom The pressure at the tapping point is temporarily unusually high Possible causes Corrective action Failing or blocked pressure re...

Page 194: ...ed off during disinfection Do NOT stop tank operation during disinfection 14 4 Solving problems based on error codes If the unit runs into a problem the user interface displays an error code It is imp...

Page 195: ...sensor problem 81 06 Entering water temperature thermistor abnormality indoor unit 89 01 Heat exchanger freeze up protection activated during defrost error 89 02 Heat exchanger freeze up protection ac...

Page 196: ...r abnormality CJ 02 Room temperature sensor problem E1 00 OU PCB defect E2 00 Leakage current detection error E3 00 OU Actuation of high pressure switch HPS E4 00 Abnormal suction pressure E5 00 OU Ov...

Page 197: ...r air thermistor HC 00 Tank temperature sensor problem HC 01 Second tank temperature sensor problem HJ 10 Water pressure sensor abnormality HJ 11 Boiler abnormality detection J3 00 OU Malfunction of d...

Page 198: ...current t P4 00 OU Malfunction of radiating fin temperature sensor PJ 00 Capacity setting mismatch U0 00 OU Shortage of refrigerant U1 00 Malfunction by reverse phase open phase U2 00 OU Defect of po...

Page 199: ...m an Eco action 3 hours before the scheduled start up of the disinfection function to preheat the tank NOTICE When the minimum water flow is lower than described in the table below the unit will tempo...

Page 200: ...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 legionella operation weekly the...

Page 201: ...alves 202 15 1 2 To manually open the electronic expansion valves 202 15 1 3 Recovery mode 203 15 1 To recover refrigerant When disposing of the outdoor unit you need to recover its refrigerant To ens...

Page 202: ...sure the stop valves are open see 15 1 1 To open the stop valves 4202 2 Manually open the valves Y see 15 1 2 To manually open the electronic expansion valves 4202 3 Recover refrigerant from the 3 se...

Page 203: ...activate the recovery mode you need the following components SET BS1 MODE BS2 BS3 BS4 RETURN PUMP DOWN H1P H2P H3P H4P H5P H6P H7P DEMAND L N O P HWL MODE TEST H1P H7P 7 LEDs display BS1 BS4 Push butt...

Page 204: ...he unit opens the electronic expansion valves solenoid valves To deactivate the recovery mode After recovering refrigerant deactivate the recovery mode as follows Procedure 7 LEDs display a H1P H2P H3...

Page 205: ...00 300 300 300 300 1000 150 150 150 150 150 150 150 1000 1000 1000 500 HD HU HD HU HB HU HD HU HB HU a b c d e eB eD A B C D E HB HU HD A C Left side and right side obstacles walls baffle plates B Suc...

Page 206: ...iquid stop valve with service port R3T Thermistor compressor suction e Refrigerant filter R4T Thermistor air heat exchanger liquid pipe f One way valve R5T Thermistor air heat exchanger middle g Capil...

Page 207: ...HW Cold water IN screw connection 3 4 b2 DHW Hot water OUT screw connection 3 4 c1 Water IN from outdoor unit screw connection 1 c2 Water OUT to outdoor unit screw connection 1 d Pump e Backup heater...

Page 208: ...ion diagram Connection diagram Only for Only for See note See note Outdoor Outdoor Indoor Indoor Position of compressor terminal Position of compressor terminal Position in switch box Position in swit...

Page 209: ...etting of all switches is OFF 3 Legend English Translation Legend Legend Field supply Field supply Optional Optional Part n Part n Description Description A1P Printed circuit board main A2P Printed ci...

Page 210: ...Thermistor air heat exchanger middle R6T Thermistor refrigerant liquid R7T Thermistor compressor protection R9T Thermistor entering water R10T Thermistor leaving water R11T Thermistor fin RC A2P Sign...

Page 211: ...on model PCB Note 1 Connection point of the power supply for the BUH BSH should be foreseen outside the unit Note 1 Connection point of the power supply for the backup heater should be foreseen outsid...

Page 212: ...ox 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 A10P MMI user interface connected to the indoor unit Pow...

Page 213: ...Wh rate power supply For preferential kWh rate power supply Indoor unit supplied from outdoor Indoor unit supplied from outdoor Normal kWh rate power supply Normal kWh rate power supply Only for norma...

Page 214: ...ut off valve Shut off valve SWB Switch box 7 Option PCBs 7 Option PCBs Alarm output Alarm output Changeover to ext heat source Changeover to external heat source Max load Maximum load Min load Minimum...

Page 215: ...ation pump for DHW M2S for cooling 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...

Page 216: ...essure in the space heating cooling circuit B Water flow rate through the unit in the space heating cooling circuit C Operation range Dashed lines Operation area is extended to lower flow rates only i...

Page 217: ...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 i...

Page 218: ...AVH16S18DA6V G EAVH16S18DA6V7 EAVH16S23DA6V G EAVH16S23DA6V7 EAVH16SU18DA6V G EAVH16SU18DA6V7 EAVH16SU23DA6V G EAVH16SU23DA6V7 EAVH16S18DA9W G EAVH16S18DA9W7 EAVH16S23DA9W G EAVH16S23DA9W7 EAVX16S18DA...

Page 219: ...R W 10 25 C step 1 C 15 C 3 5 0 03 R W 40 5 C step 1 C 10 C Cooling WD curve 3 6 0 04 R W 9 07 9 08 C step 1 C 8 C 3 6 0 05 R W 9 07 9 08 C step 1 C 12 C 3 6 0 06 R W 25 43 C step 1 C 35 C 3 6 0 07 R...

Page 220: ...step 1 C 1 C 4 C 2 06 R W 0 Disabled 1 Enabled Tank 5 2 6 0A R W 30 6 0E C step 1 C 60 C 5 3 6 0B R W 30 min 50 6 0E C step 1 C 45 C 5 4 6 0C R W 30 min 50 6 0E C step 1 C 45 C 5 6 6 0D R W 0 Reheat...

Page 221: ...1 C 22 C 9 1 1 09 R W 9 03 9 02 C step 1 C 18 C Additional zone 9 1 2 0D R W 0 Underfloor heating 1 Fancoil unit 2 Radiator 9 1 R W 0 Fixed 1 WD heating fixed cooling 2 Weather dependent 9 1 R W 0 No...

Page 222: ...0 5 hour 0 5 hour E 07 1 3 hour E 07 1 9 6 5 8 00 R O 0 20 min step 1 min 1 min 9 6 6 8 01 R W 5 95 min step 5 min 30 min 9 6 7 8 04 R W 0 95 min step 5 min 95 min Installer settings 9 7 4 04 R O 0 In...

Page 223: ...1 C 60 C 9 I 0 0D R W 10 25 C step 1 C 15 C 9 I 0 0E R W 40 5 C step 1 C 10 C 9 I 1 00 R W 40 5 C step 1 C 10 C 9 I 1 01 R W 10 25 C step 1 C 15 C 9 I 1 02 R W 9 01 9 00 step 1 C 35 C 9 I 1 03 R W 9 0...

Page 224: ...5 C 1 C 9 I 4 0D R W 1 10 C step 0 5 C 3 C Water pipe freeze prevention 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...

Page 225: ...00 step 1 C 35 C 9 I 8 0A R W 9 01 9 00 step 1 C 33 C What is the capacity of the backup heater step 2 Space heating priority temperature Set point correction for domestic hot water temperature What...

Page 226: ...e 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 9 I D 0A 0 9 I D 0B 2 9 I E 00 R O 0 5 0 LT split 9 I E 01 R O 1...

Page 227: ...d 9 I F 0A 0 9 I F 0B R W 0 No 1 Yes 9 I F 0C R W 0 No 1 Yes 9 I F 0D R W 0 Continuous 1 Sample 2 Request What is the indoor unit software type What is the number of backup heater steps Is the power s...

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Page 232: ...4P556070 1A 2021 09 Copyright 2018 Daikin Verantwortung f r Energie und Umwelt...

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