Page 1 Installer reference guide Daikin Altherma 3 H F EPGA11DAV3(7) EAVX16S18DA9W(7) EPGA14DAV3(7) EAVX16S23DA9W(7) EPGA16DAV3(7) EAVH16S18DA6V(7) EAVH16S23DA6V(7) EAVH16S18DA9W(7) EAVH16S23DA9W(7) EAVX16S18DA6V(7) EAVX16S23DA6V(7)
Page 2: Table Of Contents
Installation site requirements of the outdoor unit..................56 7.1.2 Additional installation site requirements of the outdoor unit in cold climates..........59 7.1.3 Installation site requirements of the indoor unit ..................59 Installer reference guide EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 3 Possible screens ................................105 10.3.1 Possible screens: Overview ..........................105 10.3.2 Home screen..............................106 10.3.3 Main menu screen............................108 10.3.4 Menu screen..............................109 10.3.5 Setpoint screen............................... 109 EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 4 15.1 To recover refrigerant..............................201 15.1.1 To open the stop valves ..........................202 15.1.2 To manually open the electronic expansion valves..................202 15.1.3 Recovery mode............................... 203 Installer reference guide EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 5 16.4 Wiring diagram: Outdoor unit ............................208 16.5 Wiring diagram: Indoor unit ............................211 16.6 ESP curve: Indoor unit..............................216 17 Glossary 18 Field settings table EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 6: About This Document
The original documentation is written in English. All other languages are translations. Technical engineering data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required).
Page 7: Meaning Of Warnings And Symbols
WARNING: FLAMMABLE MATERIAL CAUTION Indicates a situation that could result in minor or moderate injury. NOTICE Indicates a situation that could result in equipment or property damage. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 8: Installer Reference Guide At A Glance
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 EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 9 Note: There is also an installer settings table in the user reference guide. This table has to be filled in by the installer and handed over to the user. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 10: General Safety Precautions
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 equipment and spare parts made or approved by Daikin. WARNING Make sure installation, testing and applied materials comply with applicable legislation (on top of the instructions described in the Daikin documentation).
Page 11: Installation Site
Make sure the field piping and connections are NOT subjected to stress. WARNING During tests, NEVER pressurise the product with a pressure higher than the maximum allowable pressure (as indicated on the nameplate of the unit). EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 12 ONLY use tools exclusively for the refrigerant type used in the system, this to ensure pressure resistance and prevent foreign materials from entering into the system. ▪ Charge the liquid refrigerant as follows: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 13: Water
If NOT factory installed, a main switch or other means for disconnection, having a contact separation in all poles providing full disconnection under overvoltage category III condition, MUST be installed in the fixed wiring. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 14 Install power cables at least 1 meter away from televisions or radios to prevent interference. Depending on the radio waves, a distance of 1 meter may NOT be sufficient. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 15 ON and OFF while the product is operating, attach a reversed phase protection circuit locally. Running the product in reversed phase can break the compressor and other parts. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 16: Specific Installer Safety Instructions
(example: open flames, an operating gas appliance or an operating electric heater). WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. Mounting the outdoor unit (see "7.3 Mounting the outdoor unit" [...
Page 17 NOT used in glycol systems since the presence may lead to the precipitation of certain components in the glycol's corrosion inhibitor. WARNING Ethylene glycol is toxic. "9 Electrical installation" [ 86]) Electrical installation (see DANGER: RISK OF ELECTROCUTION EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 18 Do NOT push or place redundant cable length in the unit. CAUTION To guarantee the unit is completely earthed, ALWAYS connect the backup heater power supply and the earth cable. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 19 To protect the piping connected to the magnetic filter/dirt separator from damage it is recommended to perform this procedure with the magnetic filter/dirt separator removed from the unit. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 20 If yes, make sure that the room where you want to purge air is sufficiently ventilated. Reason: Refrigerant might leak into the water circuit, and subsequently into the room when you purge air from the heat emitters or collectors. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 21: About The Box
▪ Prepare the path along which you want to bring the unit inside in advance. 4.2 Outdoor unit 4.2.1 To unpack the outdoor unit EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 22: To Handle The Outdoor Unit
To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. 143 kg 4.2.3 To remove the accessories from the outdoor unit 1 Open the outdoor unit. 2 Remove the accessories. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 23: To Remove The Transportation Stay
1 Remove the nut (a) of the compressor mounting bolt. 2 Remove and discard the transportation stay (b). 3 Re-install the nut (a) of the compressor mounting bolt and tighten to 10.1 N•m of torque. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 24: Indoor Unit
Sealing rings for shut-off valves (space heating water circuit) h Sealing rings for field-supplied shut-off valves (domestic hot water circuit) i Sealing tape for low voltage wiring intake EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 25: To Handle The Indoor Unit
Handles at the back of the unit b Handles at the bottom of the unit. Carefully tilt the unit to the back so that the handles become visible. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 26: About The Units And Options
European hydro-split outdoor pair heat pump Medium water temperature – ambient zone: −10~−20°C Refrigerant R32 Capacity class Model series Power supply 5.2.2 Identification label: Indoor unit Location EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 27: Combining Units And Options
You can connect an optional room thermostat to the indoor unit. This thermostat can either be wired (EKRTWA) or wireless (EKRTR1). For installation instructions, see the installation manual of the room thermostat and addendum book for optional equipment. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 28 The PC cable makes a connection between the switch box of the indoor unit and a PC. It gives the possibility to update the software of the indoor unit. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 29: Possible Combinations Of Indoor Unit And Outdoor Unit
For installation instructions, see the installation manual of the Smart grid relay kit. 5.3.3 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit EPGA11 EPGA14 EPGA16 EAVH/X EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 30: Application Guidelines
Which heat emitter types are used in each room and what is their design leaving water temperature? Once the space heating/cooling requirements are clear, we recommend to follow the setup guidelines below. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 31: Single Room
▪ #: [2.9] temperature of the user interface. ▪ Code: [C-07] Number of water temperature zones: 0 (Single zone): Main ▪ #: [4.4] ▪ Code: [7-02] EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 32 OFF condition. No separation between ▪ Code: [C-05] heating or cooling demand. Benefits ▪ Wireless. The Daikin external room thermostat is available in a wireless version. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 33 ON/ ▪ #: [2.A] OFF condition. No separation between ▪ Code: [C-05] heating or cooling demand. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 34 The shut-off valve Configuration Setting Value Unit temperature control: 1 (External room thermostat): Unit operation is decided by the ▪ #: [2.9] external thermostat. ▪ Code: [C-07] EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 35: Multiple Rooms - One Lwt Zone
B Room 1 C Room 2 a User interface used as room thermostat ▪ The underfloor heating of the main room is directly connected to the indoor unit. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 36 The room thermostats are connected to the shut-off valves, but do NOT have to be connected to the indoor unit. The indoor unit will supply leaving water all the time, with the possibility to program a leaving water schedule. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 37 EKVKHPC on each heat pump convector. Configuration Setting Value Unit temperature control: 1 (External room thermostat): Unit operation is decided by the ▪ #: [2.9] external thermostat. ▪ Code: [C-07] EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 38 INFORMATION To increase comfort and performance, we recommend to install the valve kit option EKVKHPC on each heat pump convector. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 39: Multiple Rooms - Two Lwt Zones
In heating: 35°C ▪ In cooling: 20°C (only refreshment, no real cooling allowed) Bed rooms (additional zone) Heat pump convectors: ▪ In heating: 45°C ▪ In cooling: 12°C EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 40 The user interface integrated in the indoor unit decides the space operation mode. Mind that the operation mode on each remote controller of the heat pump convectors must be set to match the indoor unit. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 41: Setting Up An Auxiliary Heat Source For Space Heating
6.3 Setting up an auxiliary heat source for space heating INFORMATION Bivalent is only possible in case of 1 leaving water temperature zone with: ▪ room thermostat control, OR ▪ external room thermostat control. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 42 ▪ Make sure the auxiliary boiler and its integration in the system complies with applicable legislation. ▪ Daikin is NOT responsible for incorrect or unsafe situations in the auxiliary boiler system. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F...
Page 43 K1A Auxiliary relay for activation of indoor unit (field supply) K2A Auxiliary relay for activation of boiler (field supply) Indoor Indoor unit Auto Automatic Boiler Boiler EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 44: Setting Up The Domestic Hot Water Tank
Shut-off valve i Collector (field supply) FHL1...3 Floor heating loops (field supply) UI User interface 6.4.2 System layout – Standalone DHW tank a Outdoor unit EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 45: Selecting The Volume And Desired Temperature For The Dhw Tank
Then the DHW consumption = (3×100 l)+(1×150 l)+(3×10 l)=480 l Determining the volume and desired temperature for the DHW tank Formula Example ×(T −40)/(40−T ▪ =180 l ▪ =54°C ▪ =15°C Then V =280 l EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 46: Setup And Configuration - Dhw Tank
Thermodynamic cycle of the heat pump Electrical backup heater ▪ For more information about optimizing the energy consumption for producing domestic hot water, see "10 Configuration" [ 101]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 47: Dhw Pump For Instant Hot Water
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 water OUT EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 48: Setting Up The Energy Metering
▪ The produced heat is calculated internally based on: The leaving and entering water temperature The flow rate ▪ Setup and configuration: No additional equipment needed. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 49: Consumed Energy
Backup heater supplied from a single- (*3V, *6V (6V): 1N~ 230 V) phase grid (i.e. the backup heater model is *3V or *6V connected to a single-phase grid) EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 50 NOT have to set which meter covers which power consumption. You only need to set the number of pulses of each power meter. ▪ "6.5.4 Preferential kWh rate power supply" [ 51] for an example with two power meters. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 51: Preferential Kwh Rate Power Supply
Allows you to limit the power consumption of the entire system (sum of outdoor unit, indoor unit and backup heater). Configuration: Set the power limitation level and how it has to be achieved via the user interface. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 52: Permanent Power Limitation
Select the type of limitation (power in kW or current in A) Set the desired power limitation level 6.6.2 Power limitation activated by digital inputs Power limitation is also useful in combination with an energy management system. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 53 Application guidelines The power or current of the entire Daikin system is limited dynamically by digital inputs (maximum four steps). Each power limitation level is set via the user interface by limiting one of the following: ▪ Current (in A) ▪...
Page 54: Power Limitation Process
You can connect one external temperature sensor. It measures the indoor or outdoor ambient temperature. We recommend to use an external temperature sensor in the following cases: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 55 To protect the outdoor unit, the internal sensor of the outdoor unit is always used. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 56: Unit Installation
Do NOT hang the unit on a ceiling. Strong winds (≥18 km/h) blowing against the outdoor unit’s air outlet causes short circuit (suction of discharge air). This may result in: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 57 This is to prevent corrosion caused by high levels of salt in the air, which might shorten the life of the unit. Install the outdoor unit away from direct sea winds. Example: Behind the building. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 58 WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A –...
Page 59: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
Cooling is only applicable in case of: ▪ Reversible models ▪ Heating only models + conversion kit (EKHVCONV*) INFORMATION Cooling is only applicable in case of reversible models. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 60: Opening And Closing The Units
Precise water piping length can be determined using the Hydronic Piping Calculation tool. The Hydronic Piping Calculation tool is part of the Heating Solutions Navigator which can be reached via https://professional.standbyme.daikin.eu. Please contact your dealer if you have no access to Heating Solutions Navigator.
Page 61: To Open The Outdoor Unit
1 Remove the nut (a) of the compressor mounting bolt. 2 Remove and discard the transportation stay (b). 3 Re-install the nut (a) of the compressor mounting bolt and tighten to 10.1 N•m of torque. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 62: To Close The Outdoor Unit
Top panel b User interface panel c Switch box cover d Front panel e High voltage switch box cover Open 1 Remove the top panel. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 63 3 Remove the switch box cover. 4× 4 If necessary, remove the front plate. This is, for example, necessary in the following cases: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 64: To Lower The Switch Box On The Indoor Unit
1 Remove the fixing plate at the top of the unit. 2 Tilt the switch box to the front and lift it out of its hinges. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 65: To Close The Indoor Unit
7.3 Mounting the outdoor unit 7.3.1 About mounting the outdoor unit When You have to mount the outdoor unit before you can connect the water piping. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 66: Precautions When Mounting The Outdoor Unit
Make sure not to cover the drain holes. In any case, make sure the unit is positioned at least 100 mm above the maximum expected level of snow. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 67: To Install The Outdoor Unit
If the unit is installed in a cold climate, take adequate measures so that the evacuated condensate CANNOT freeze. Drain holes (dimensions in mm) 261.5 A Discharge side B Distance between anchor points C Bottom frame EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 68: Mounting The Indoor Unit
3 Slide the indoor unit into position. 4 Adjust the height of the leveling feet to compensate for floor irregularities. The maximum allowed deviation is 1°. ≤1° EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 69: To Connect The Drain Hose To The Drain
4 Reattach the side panel. Ensure the water can flow through the drain tube. It is recommended to use a tundish to collect the water. Option 1: Through the left side panel 3× EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 70 Unit installation Option 2: Through the right side panel 3× EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 71: Piping Installation
Deformation of the piping can cause malfunctioning of the unit. ▪ Connecting piping – Tools. Only use appropriate tooling to handle brass, which is a soft material. If NOT, pipes will get damaged. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 72 Water temperature. All installed piping and piping accessories (valve, connections,…) MUST withstand the following temperatures: INFORMATION The following illustration is an example and might NOT match your system layout. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 73 "10.5.6 Tank" [ 145]. ▪ Thermostatic mixing valves. In accordance with the applicable legislation, it may be necessary to install thermostatic mixing valves. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 74: Formula To Calculate The Expansion Vessel Pre-Pressure
When circulation in each space heating/cooling loop is controlled by remotely controlled valves, it is important that the minimum water volume is guaranteed, even if all of the valves are closed. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 75 The pre-pressure should decrease by 0.1 bar for each metre below 7 m. ▪ Check if the water volume does exceed maximum allowed water volume. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 76: Changing The Pre-Pressure Of The Expansion Vessel
ONLY a licensed installer may adjust the pre-pressure of the expansion vessel. The default pre-pressure of the expansion vessel is 1 bar. When it is required to change the pre-pressure, take following guidelines into account: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 77: To Check The Water Volume: Examples
Because 250 l is lower than 290 l, the expansion vessel is appropriate for the installation. 8.2 Connecting water piping 8.2.1 About connecting the water piping Before connecting the water piping Make sure the outdoor and indoor unit are mounted. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 78: Precautions When Connecting The Water Piping
Water IN (screw connection, male, 1") b Water OUT (screw connection, male, 1") c Shut-off valve with integrated filter (delivered as accessory)(2× screw connection, female, 1") d O-ring EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 79 Water OUT to outdoor unit (screw connection, 1") NOTICE It is recommended to install shut-off valves to domestic cold water in and domestic hot water out connections. These shut-off valves are field supplied. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 80: To Connect The Recirculation Piping
"7.2.5 To open the indoor unit" [ 62]. 2 Cut out the rubber grommet on top of the unit, and remove the stop. The recirculation connector is placed below the hole. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 81: To Fill The Water Circuit
NOTICE If you add glycol to the water, do NOT install freeze protection valves. Possible consequence: Glycol leaking out of the freeze protection valves. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 82 To prevent the system from freezing, more glycol is required. Add glycol according to the table below. Lowest expected outdoor Prevent from bursting Prevent from freezing temperature –5°C –10°C –15°C EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 83 To install freeze protection valves To protect the field piping against freezing, install the following parts: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 84: To Fill The Domestic Hot Water Tank
1 Open every hot water tap in turn to purge air from the system pipe work. 2 Open the cold water supply valve. 3 Close all water taps after all air is purged. 4 Check for water leaks. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 85: To Insulate The Water Piping
The Hydronic Piping Calculation tool is part of the Heating Solutions Navigator which can be reached via https://professional.standbyme.daikin.eu. Please contact your dealer if you have no access to Heating Solutions Navigator. This recommendation ensures good operation of the unit, however, local regulations may differ and shall be followed.
Page 86: Electrical Installation
Connecting the alarm output. Connecting the space cooling/heating ON/OFF output. Connecting the changeover to an external heat source. Connecting the power consumption digital inputs. Connecting the safety thermostat. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 87: Precautions When Connecting The Electrical Wiring
Curled single-core wire b Screw c Flat washer Stranded conductor wire with round crimp-style terminal a Terminal b Screw c Flat washer Allowed NOT allowed EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 88: About Electrical Compliance
OFF mode. At that moment, the outdoor unit compressor will NOT operate. The wiring to the unit is different depending on whether the power supply is interrupted or NOT. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 89: Overview Of Electrical Connections Except External Actuators
1 Remove the switch box cover. See "7.2.2 To open the outdoor unit" [ 61]. 2 Strip insulation (20 mm) from the wires. a Strip wire end to this point EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 90 The communication cable MUST pass through the ferrite core. 5 Make sure that the cable does NOT come in contact with sharp edges or hot gas piping. 6 Install the switch box cover. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 91: Connections To The Indoor Unit
1 2 3 1 2 3 X11YB X11YA X11Y 9 10 a Interconnection cable (=main power supply) b Normal kWh rate power supply c Preferential power supply contact EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 92: To Connect The Backup Heater Power Supply
Electrical equipment complying with EN/IEC 61000-3-12 (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). EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 93 Connections to backup heater power supply *6V (6V3: 1N~ 230 V) Q1DI 1N~, 50 Hz 230 V AC *6V (6T1: 3~ 230 V) Q1DI 3~, 50 Hz L1 L2 L3 230 V AC EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 94: To Connect The Shut-Off Valve
Wiring is different for a NC (normally closed) valve and a NO (normally open) valve. 21 28 21 29 2 Fix the cable with cable ties to the cable tie mountings. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 95: To Connect The Electricity Meters
9.3.6 To connect the alarm output 1 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. a Installation of EKRP1HBAA is required. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 96: To Connect The Space Cooling/Heating On/Off Output
9.3.8 To connect the changeover to external heat source 1 Connect the changeover to external heat source cable to the appropriate terminals as shown in the illustration below. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 97: To Connect The Power Consumption Digital Inputs
9.3.10 To connect the safety thermostat (normally closed contact) 1 Connect the safety thermostat (normally closed) cable to the appropriate terminals as shown in the illustration below. 9 10 EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 98: To Connect A Smart Grid
Smart Grid contact Smart Grid operation mode Free running Forced off Recommended on Forced on The use of a Smart Grid pulse meter is not mandatory: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 99 1 Install the components of the Smart Grid relay kit as follows: ×2 ×4 X10M K1A, K2A Relays X10M Terminal block a Screws for X10M b Screws for K1A and K2A EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 100: After Connecting The Electrical Wiring To The Indoor Unit
To prevent water ingress to the switch box, seal the low voltage wiring intake using the sealing tape (delivered as accessory). Without low voltage cables With low voltage cables EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 101: Configuration
First time – Configuration wizard. When you turn ON the user interface for the first time (via the unit), the configuration wizard starts to help you configure the system. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 102: To Access The Most Used Commands
Confirm the pin code and proceed. Installer pin code The Installer pin code is 5678. Additional menu items and installer settings are now available. Installer 5678 EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 103 4 Turn the left dial to select the second part of the setting 01 15 5 Turn the right dial to modify the value from 15 to 20. 01 20 EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 104: Configuration Wizard
"10.5.5 Space heating/ cooling" [ 136] Backup heater Voltage [9.3.2] "Backup heater" [ 152] Configuration [9.3.3] Capacity step 1 [9.3.4] Additional capacity step 2 [9.3.5] (if applicable) Main zone EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 105: Possible Screens
Heat up mode [5.6] "10.5.6 Tank" [ 145] Comfort setpoint [5.2] Eco setpoint [5.3] Reheat setpoint [5.4] 10.3 Possible screens 10.3.1 Possible screens: Overview The most common screens are as follows: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 106: Home Screen
Go to the main menu screen. Enable/disable breadcrumbs. Item Description The temperatures are shown in circles. If the circle is grey, the corresponding operation (example: space heating) is currently not active. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 107 ▪ : Fancoil unit ▪ : Radiator g2 Leaving water temperature setpoint g3 Room thermostat type: ▪ : Daikin user interface used as room thermostat ▪ : External control ▪ Hidden: Leaving water temperature control g4 Measured room temperature Additional...
Page 108: Main Menu Screen
You cannot change the mode on heating only models. Tank Restriction: Only displayed if a domestic hot water tank is present. Set the domestic hot water tank temperature. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 109: Menu Screen
[2] Main zone screen °C °C – – Room Main zone [3] Additional zone screen [5] Tank temperature screen °C °C – – Tank Additional zone EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 110: Detailed Screen With Values
Go to the next setting. Confirm changes and proceed. 10.3.7 Schedule screen: Example This example shows how to set a room temperature schedule in heating mode for the main zone. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 111 To clear the content of the week schedule 1 Select the name of the current schedule. User defined 1 2 Select Delete. Delete Rename Select 3 Select OK to confirm. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 112 In this example, Monday is the first day you programmed. Thus, the last programmed action is valid up to the first action of next Monday. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 113 5 Repeat this action for all other weekdays. — User defined 1 To program the schedule for Saturday and copy it to Sunday 1 Select Saturday. 2 Select Edit. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 114 The schedule name can contain up to 15 characters. 5 Confirm the new name. INFORMATION Not all schedules can be renamed. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 115: Weather-Dependent Curve
See "10.4.4 Using weather-dependent curves" [ 118]. 10.4.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 116: Slope-Offset Curve
Examples Weather-dependent curve when slope is selected: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 117 The icon corresponds to the heat emitter for that zone: ▪ : Underfloor heating ▪ : Fan coil unit ▪ : Radiator ▪ : Domestic hot water tank EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 118: Using Weather-Dependent Curves
Zone Go to … Main zone – Heating [2.5] Main zone > Heating WD curve Main zone – Cooling [2.6] Main zone > Cooling WD curve EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 119 — ↑ Cold Cold ↑ ↑ ↑ ↑ Cold ↓ ↑ ↓ ↑ — ↓ — ↓ Cold ↑ ↓ ↑ ↓ ↓ ↓ ↓ ↓ EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 120: Settings Menu
Room frost protection [1.4] prevents the room from getting too cold. This setting behaves differently depending on the set unit control method [2.9]. Perform actions according to the table below. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 121 Space heating/cooling [C.2] is turned ON and the emergency setting [9.5] is set to automatic. In case of one leaving water temperature zone: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 122 When the user interface used as room thermostat is disconnected (because of incorrect wiring or damage of the cable), then room frost protection is NOT guaranteed. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 123: Main Zone
–5°C~5°C, step 0.5°C 10.5.3 Main zone Setpoint screen Control the leaving water temperature for the main zone via setpoint screen [2] Main zone. "10.3.5 Setpoint screen" [ 109]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 124 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 125 Note: This value should be lower than [1‑02] as for high outdoor temperatures less warm water is required. Cooling WD curve Set weather-dependent cooling for the main zone (if [2.4]=2): EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 126 It is important to set Emitter type correctly and in accordance with your system layout. The target delta T for the main zone depends on it. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 127 Example underfloor heating: 40–5/2=37.5°C To compensate, you can: ▪ Increase the weather-dependent curve desired temperatures [2.5]. ▪ Enable leaving water temperature modulation and increase the maximum modulation [2.C]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 128 Heating maximum: ▪ [2‑0C]=2 (emitter type main zone = radiator) 37°C~60°C ▪ Else: 37°C~55°C [2.8.3] [9-03] Cooling minimum: ▪ 5°C~18°C [2.8.4] [9-02] Cooling maximum: ▪ 18°C~22°C EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 129 Delta T is the absolute value of the temperature difference between the leaving water and entering water. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 130 Additionally, also the desired leaving water temperature must be configured: if Modulation is enabled, the unit automatically calculates the desired leaving water temperature. These calculations are based on: ▪ the preset temperatures, or EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 131 1 leaving water temperature zone, connect the shut-off valve to the heating/cooling output. The shut off valve for the main leaving water temperature zone can close under these circumstances: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 132: Additional Zone
"10.3.7 Schedule screen: Example" [ 110]. Setpoint mode The setpoint mode of the additional zone can be independently set from the setpoint mode of the main zone. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 133 Note: This value should be lower than [0‑01] as for high outdoor temperatures less warm water is required. Cooling WD curve Set weather-dependent cooling for the additional zone (if [3.4]=2): EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 134 Additional zone range [9‑05]~[9‑06] [1‑0C] 0: Underfloor Maximum 55°C Variable (see [3.B.1]) heating 1: Fancoil unit Maximum 55°C Variable (see [3.B.1]) 2: Radiator Maximum 65°C Fixed 8°C EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 135 (X2M/35a) ▪ 2: 2 contacts. Connected to 2 digital inputs (X2M/34a and X2M/35a) Leaving water temperature: Delta T For more information, see "10.5.3 Main zone" [ 123]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 136: Space Heating/Cooling
While the unit is in operation, the status indicator will light up blue constantly. To set the space operation mode 1 Go to [4.1]: Space heating/cooling > Operation mode EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 137 If the outdoor temperature is between the Space heating off temperature and the Space cooling off temperature, the operation mode remains unchanged. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 138 The space operation only changes from heating to cooling when the room temperature rises above the desired cooling temperature added by the hysteresis value. ▪ Range: 1°C~10°C EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 139 Code Description [4.4] [7‑02] ▪ 0: Single zone Only one leaving water temperature zone: a Main LWT zone EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 140 When the space heating/cooling operation is OFF, the pump is always OFF. When space heating/cooling operation is ON, you have the choice between these operation modes: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 141 Sample is ONLY available in leaving water temperature control. a Space heating/cooling control b Off c On d LWT temperature e Actual f Desired g Pump operation EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 142 T control and comfort are NOT guaranteed. ▪ 1: 90% pump speed ▪ 2: 80% pump speed ▪ 3: 70% pump speed ▪ 4: 60% pump speed EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 143 (l/min) b (l/min) [9-0D]=2/6 [9-0D]=3/7 a (kPa) a (kPa) b (l/min) b (l/min) [9-0D]=4/8 a (kPa) b (l/min) a External static pressure b Water flow rate EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 144 [9-04] Overshoot: ▪ 1°C~4°C Antifrost Room frost protection [1.4] prevents the room from getting too cold. For more information about room frost protection, see "10.5.2 Room" [ 120]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 145: Tank
The domestic hot water can be prepared in 3 different ways. They differ from each other by the way the desired tank temperature is set and how the unit acts upon it. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 146: User Settings
Setting the starting date and ending date of your holiday. Activating the holiday mode. To check if holiday mode is activated and/or running is displayed on the home screen, holiday mode is active. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 147 1 Go to [7.4.1]: User settings > Quiet > Activation. 2 Do one of the following: — If you want to… Then… Completely deactivate quiet Select Off. mode EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 148 — INFORMATION Price value ranging from 0.00~990 valuta/kWh (with 2 significant values). INFORMATION If no schedule is set, the Electricity price for High is taken into account. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 149 Renewable heat incentive per kWh Calculation of the gas price Gas price=Actual gas price+(Incentive/kWh×0.9) Gas price=4.08+(5×0.9) Gas price=8.58 Calculation of the electricity price Electricity price=Actual electricity price+Incentive/kWh EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 150: Information
Domestic hot water The following setting determines if the system can prepare domestic hot water or not, and which tank is used. This setting is read only. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 151 Program a schedule for the DHW pump (only for field supplied domestic hot water pump for secondary return). Program a domestic hot water pump schedule to determine when to turn on and off the pump. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 152 INFORMATION During normal operation, the capacity of the second step of the backup heater at nominal voltage is equal to [6‑03]+[6‑04]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 153 Only for systems with integrated domestic hot water tank: If the storage temperature setpoint is higher than 50°C, Daikin recommends NOT to disable the backup heater second step because it will have a big impact on the required time for the unit to heat up the domestic hot water tank.
Page 154 If the backup heater operation is limited ([4‑00]=0) and the outdoor temperature is lower than setting [5‑03], the domestic hot water will not be heated with the backup heater. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 155 Priority temperature: Defines the outdoor temperature which below the domestic hot water will be heated by booster heater only. Please do NOT change the default value. Range: –15°C~35°C EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 156 The actual anti-recycling time also depends on setting [8-04]. Range: 0~10 hours Remark: The minimum time is 0.5 hours even when the selected value is 0. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 157 The preferential kWh rate power supply contact is connected to the same terminals (X5M/9+10) as the safety thermostat. Thus, the system can have EITHER preferential kWh rate power supply OR a safety thermostat. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 158 (via X2M/5‑6) and the backup heater is NOT connected to the preferential kWh rate power supply. [9.8.3] [D-05] Allow pump: ▪ 0 No: Pump is forced off ▪ 1 Yes: No limitation EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 159 Limits when [9.9.1]=Inputs and [9.9.2]=Amp: Code Description [9.9.4] [5-05] Limit 1: 0 A~50 A [9.9.5] [5-06] Limit 2: 0 A~50 A [9.9.6] [5-07] Limit 3: 0 A~50 A [9.9.7] [5-08] Limit 4: 0 A~50 A EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 160 If energy metering is performed by the use of external power meters, configure the settings as described below. Select the pulse frequency output of each power meter in accordance with the power meter specifications. It is possible to connect EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 161 This setting can be used to compensate for situations where the external outdoor ambient sensor cannot be installed on the ideal installation location. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 162 During bivalent operation, the heat pump is turned off. Set this value in case an auxiliary boiler is used. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 163 See illustration below for the schematic location of this contact. OFF ON YC Y1 Y2 Y3 Y4 Code Description 9.C.3 [C-03] Range: –25°C~25°C (step: 1°C) EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 164 Solar panels. If solar panels are used, set the electricity price value very low to promote the use of the heat pump. Code Description [7.5.1] User settings > Electricity price > High EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 165 When power returns after a power supply failure, the auto restart function reapplies the user interface settings at the time of the power failure. Therefore, it is recommended to always enable the function. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 166 [9.G]: Disable protections=No. Code Description [9.G] Disable protections: ▪ 0: No ▪ 1: Yes Forced defrost Forced defrost Manually start a defrost operation. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 167: Commissioning
Description [C.1] Room: ▪ 0: Off ▪ 1: On [C.2] Space heating/cooling: ▪ 0: Off ▪ 1: On [C.3] Tank: ▪ 0: Off ▪ 1: On EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 168: Menu Structure: Overview User Settings
(*) Only applicable for reversible models, or heating only models + conversion kit INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 169: Menu Structure: Overview Installer Settings
Solar kit settings are shown but are NOT applicable for this unit. Settings shall NOT be used or changed. INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 170: Commissioning
50 hours before reaching smooth operation and stable power consumption. NOTICE ALWAYS operate the unit with thermistors and/or pressure sensors/switches. If NOT, burning of the compressor might be the result. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 171: Checklist Before Commissioning
See "To check the water volume and flow rate" in "8.1 Preparing water piping" [ 71]. To perform an air purge. To perform a test run. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 172: To Check The Minimum Flow Rate
3-way valve between the space heating and the domestic hot water circuit. Typical workflow Purging the air from the system should consist of: Performing a manual air purge Performing an automatic air purge EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 173 3 In the menu, set Type = Automatic. 4 Select Start air purge. 5 Select OK to confirm. Result: The air purge starts. It stops automatically when done. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 174: To Perform An Operation Test Run
"To change the — user permission level" [ 102]. 2 Go to [A.2]: Commissioning > Actuator test run. 3 Select a test from the list. Example: Pump. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 175: Underfloor Heating Screed Dryout
The underfloor heating screed dryout function is active even if the user does NOT confirm emergency operation. ▪ During underfloor heating screed dryout, pump speed limitation [9‑0D] is NOT applicable. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 176 1 Set the user permission level to Installer. See "To change — the user permission level" [ 102]. 2 Go to [A.4.2]: Commissioning > UFH screed dryout > Program. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 177 U3 error will be displayed on the user interface. To resolve the error codes, see "14.4 Solving problems based on error codes" [ 194]. Stop UFH screed dryout To manually stop underfloor heating screed dryout: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 178 If the UFH screed dryout program was stopped due to a power failure and the power resumes, the program will automatically restart the last implemented step. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 179: Hand-Over To The User
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. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 180: Maintenance And Service
▪ Water pressure ▪ Magnetic filter/dirt separator ▪ Water pressure relief valve ▪ Relief valve hose ▪ Pressure relief valve of the domestic hot water tank EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 181 ▪ ALWAYS first unscrew the drain cap, and connect a drain hose to the bottom of the water filter, then open the drain valve. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 182 Using an ohmmeter, check if contactors K1M, K2M, K3M and K5M (depending on your installation) operate correctly. All contacts of these contactors must be in open position when the power is turned OFF. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 183: To Drain The Domestic Hot Water Tank
3 Remove the stop from the access point to the tank. 4 Use a drain hose and a pump to drain the tank via the access point. a Access point to the tank EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 184: About Cleaning The Water Filter In Case Of Trouble
13.6.2 To clean the water filter in case of trouble 1 Remove the water filter from the unit. See "13.6.1 To remove the water filter" [ 184]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 185 Correctly install the strainer in the magnetic filter/dirt separator housing using the protrusions. a Rolled‑up filter b Strainer c Protrusion 5 Install and properly tighten the bottom of the water filter housing. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 186: To Install The Water Filter
Make sure to open the valve (if equipped) towards the expansion vessel, otherwise the overpressure will be generated. 5 Open the stop valves and add water to the water circuit if needed. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 187: Troubleshooting
MUST NOT be supplied through an external switching device, such as a timer, or connected to a circuit that is regularly turned ON and OFF by the utility. DANGER: RISK OF BURNING/SCALDING EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 188: Solving Problems Based On Symptoms
14.3.2 Symptom: Hot water does NOT reach the desired temperature Possible causes Corrective action One of the tank temperature sensors is See the service manual of the unit for broken. the corresponding corrective action. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 189: Symptom: The Compressor Does Not Start (Space Heating Or Domestic Water Heating)
We recommend to purge air with the air purge function of the unit (to be performed by the installer). If you purge air from the heat emitters or collectors, mind the following: EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 190: Symptom: The Pump Is Making Noise (Cavitation)
(see "8.1.3 To check the water volume and flow rate" [ 74] and "8.1.4 Changing the pre-pressure of the expansion vessel" [ 76]). EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 191: Symptom: The Water Pressure Relief Valve Leaks
Go to: [9.3.7]: Installer settings > Backup heater > Equilibrium temperature [5‑01] EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 192 > Backup heater > Equilibrium temperature [5‑01] There is air in the system. Purge air manually or automatically. See the air purge function in the chapter "11 Commissioning" [ 170]. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 193: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High
The disinfection function was Program the start-up of the disinfection interrupted by domestic hot water function when the coming 4 hours NO tapping domestic hot water tapping is expected. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 194: Solving Problems Based On Error Codes
Result: A short description of the error and the error code is displayed on the screen. 2 Press in the error screen. Result: A long description of the error is displayed on the screen. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 195: Error Codes: Overview
Overheating water circuit (thermostat) Zero cross detection problem OU: High pressure peak cut / freeze protection problem Backup heater overheated or BUH power cable not connected EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 196 Tank preheating OU: Malfunction of discharge pipe temperature OU: Abnormal high pressure in cooling OU: Abnormal high pressure, actuation of HPS OU: Voltage/current sensor problem EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 197 Sensor communication error Malfunction of refrigerant liquid thermistor OU: Malfunction of high pressure sensor Refrigerant pressure sensor abnormality Malfunction of INV PCB OU: Electrical box temperature rise problem EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 198 Connection with room thermostat lost No connection with room thermostat Unknown USB device File malfunction P1P2 communication error Indoor unit, outdoor unit matching problem Tank type problem EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 199 If an U8‑04 error occurs, the error can be reset after a successful update of the software. If the software is not successfully updated then you must make sure that your USB device has the FAT32 format. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 200 A malfunctioning booster heater will have an impact on energy metering and power consumption control. INFORMATION The user interface will display how to reset an error code. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 201: Disposal
Service port 5/16" flare Y1E Electronic expansion valve (main) Y3E Electronic expansion valve (injection) Y2S Solenoid valve (injection bypass) Y3S Solenoid valve (hot gas bypass) EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 202: To Open The Stop Valves
Electronic expansion valve c2 EEV coil c3 EEV magnet 1 Remove the EEV coil (c2). 2 Slide an EEV magnet (c3) over the expansion valve (c1). EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 203: Recovery Mode
H1P H2P H3P H4P H5P H6P H7P Start from the default situation. Press and hold BS1 for 5 seconds. Press BS2 9 times. Press BS3 once. Press BS2 once. Press BS3 once. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 204 / solenoid valves to their initial state. INFORMATION Power OFF. When power is turned OFF and turned ON again, the recovery mode is deactivated automatically. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 205: Technical Data
Technical data 16 Technical data A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of latest technical data is available on the Daikin Business Portal (authentication required). 16.1 Service space: Outdoor unit...
Page 206: Piping Diagram: Outdoor Unit
Inverter PCB heat sink Y2S Solenoid valve (injection bypass) p Plate heat exchanger Y3E Electronic expansion valve (injection) Y3S Solenoid valve (hot gas bypass) Heating Cooling EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 207: Piping Diagram: Indoor Unit
R1T Thermistor (water IN) R2T Thermistor (backup heater – water OUT) R5T, R8T Thermistor (tank) S1L Flow switch Screw connection Flare connection Quick coupling Brazed connection EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 208: Wiring Diagram: Outdoor Unit
Notes Notes Live Neutral Connection Connector Earth wiring Field supply Protective earth Noiseless earth Field wire Terminal Terminal strip Wiring depending on model Option Switch box EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 209 Magnetic relay (Y1S) K1R (A4P) Magnetic relay (E3H~E5H) K2R (A1P) Magnetic relay (Y2S) K2R (A4P) Magnetic relay (E2H) K3R (A1P) Magnetic relay (Y3S) K4R (A1P) Magnetic relay (E1H) EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 210 Electronic expansion valve (injection) Solenoid valve (4‑way valve) Solenoid valve (injection bypass) Solenoid valve (hot gas bypass) Z1C~Z11C Noise filter (ferrite core) Z1F~Z6F (A1P, A2P) Noise filter EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 211: Wiring Diagram: Indoor Unit
Demand PCB Bottom plate heater Bottom plate heater Main LWT Main leaving water temperature On/OFF thermostat (wired) On/OFF thermostat (wired) On/OFF thermostat (wireless) On/OFF thermostat (wireless) EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 212 # Domestic hot water pump # 2-way valve for cooling mode PC (A15P) * Power circuit PHC1 (A4P) * Optocoupler input circuit Thermal protector backup heater # Safety thermostat EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 213 Only for the LAN adapter Only for remote user interface Only for the user interface used as EKRUDAS room thermostat (EKRUDAS) (5) Ext. thermistor (5) External thermistor EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 214 Additional LWT zone Additional leaving water temperature zone Main LWT zone Main leaving water temperature zone Only for external sensor (floor/ambient) Only for external sensor (floor or ambient) EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 215 4 signal 2 core Only for BRC1HH* 2x0.75 X5M: 11-12 A14P: P1-P2 user interface communication 2 core 2x0.75 A13P: P1-P2 LAN adapter communication 4D120625A EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 216: Esp Curve: Indoor Unit
See also the minimum and maximum allowed water flow range in the technical specifications. ▪ Make sure water quality complies with EU directive 2020/2184. EPGA11~16DAV3(7) + EAVH/X16S18+23DA6V(7)+9W(7) Installer reference guide Daikin Altherma 3 H F 4P556070-1A – 2021.09...
Page 217: Glossary
Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with the product according to the instructions in the accompanying documentation.
Page 218: Field Settings Table
[8.7.5] = ..Applicable indoor units 8291 8293 [8.7.5] = ..[8.7.5] = ..EABH16DF6V EABH16DF6V7 EABH16DF9W EABH16DF9W7 EABX16DF6V EABX16DF6V7 EABX16DF9W EABX16DF9W7 EAVH16S18DA6V(G) EAVH16S18DA6V7 EAVH16S23DA6V(G) EAVH16S23DA6V7 EAVH16SU18DA6V(G) EAVH16SU18DA6V7 EAVH16SU23DA6V(G) EAVH16SU23DA6V7 EAVH16S18DA9W(G) EAVH16S18DA9W7 EAVH16S23DA9W(G) EAVH16S23DA9W7 EAVX16S18DA6V(G) EAVX16S18DA6V7 EAVX16S23DA6V(G) EAVX16S23DA6V7 EAVX16S18DA9W(G) EAVX16S18DA9W7...
Page 219 2/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value Room └─ Antifrost 1.4.1 [2-06] Activation 0: Disabled 1: Enabled 1.4.2 [2-05] Room setpoint 4~16°C, step: 1°C 8°C └─...
Page 220 3/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value Additional zone [2-0D] Emitter type 0: Underfloor heating 1: Fancoil unit 2: Radiator └─ Setpoint range 3.8.1 [9-05] Heating minimum 15~37°C, step: 1°C 25°C...
Page 221 4/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value Setpoint mode 0: Fixed 1: Weather dependent └─ WD curve [0-0B] Leaving water value for high ambient temp. for DHW WD curve. 35~[6-0E]°C, step: 1°C 55°C [0-0C]...
Page 222 5/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-04] Leaving water value for high ambient temp. for LWT add zone cooling WD curve. [9-07]~[9-08]°C, step: 1°C 8°C [0-05] Leaving water value for low ambient temp.
Page 223 6/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.9.4 [5-05] Limit 1 0~50 A, step: 1 A 50 A 9.9.5 [5-06] Limit 2 0~50 A, step: 1 A 50 A 9.9.6 [5-07]...
Page 224 7/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [1-06] Low ambient temp. for LWT main zone cooling WD curve. 10~25°C, step: 1°C 20°C [1-07] High ambient temp. for LWT main zone cooling WD curve. 25~43°C, step: 1°C 35°C [1-08]...
Page 225 8/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [5-00] Equilibrium: Deactivate backup heater (or external backup heat source in case of a 0: No bivalent system) above the equilibrium temperature for space heating? 1: Yes [5-01] What is the equilibrium temperature for the building?
Page 226 9/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [8-0B] [8-0C] [8-0D] [9-00] What is the maximum desired LWT for main zone in heating? [2-0C]=2: 37~60, step: 1°C 55°C [2-0C]≠2: 37~55, step: 1°C...
Page 227 10/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [E-02] What is the indoor unit software type? R/W (*5) 0: Reversible (*5) R/O (*6) 1: Heating only (*6) [E-03] What is the number of backup heater steps? 3: 6V (*1)
Page 228 11/11...
Page 232 4P556070-1A 2021.09 Verantwortung für Energie und Umwelt...

Daikin EAVH16S23DA6V Installer's Reference Manual

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