Page 1 Installer reference guide Daikin Altherma 3 R W https://daikintechnicaldatahub.eu ERGA04EAV3 EHBH04EF6V ERGA06EAV3H EHBH08EF6V ERGA08EAV3H EHBH08EF9W ERGA04EAV3A EHBX04EF6V ERGA06EAV3A EHBX08EF6V ERGA08EAV3A EHBX08EF9W...
Page 2: Table Of Contents
Additional installation site requirements of the outdoor unit in cold climates..........68 7.1.3 Installation site requirements of the indoor unit ..................69 7.1.4 Special requirements for R32 units........................ 70 Installer reference guide ERGA04~08EA + EHBH/X04+08EF Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 3 About electrical compliance........................... 112 9.1.5 About preferential kWh rate power supply....................112 9.1.6 Overview of electrical connections except external actuators ..............113 Connections to the outdoor unit............................ 113 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 4 12 Hand-over to the user 13 Maintenance and service 13.1 Maintenance safety precautions............................ 247 13.2 Yearly maintenance ................................ 248 13.2.1 Yearly maintenance outdoor unit: overview ....................248 Installer reference guide ERGA04~08EA + EHBH/X04+08EF Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 5 Table 3 – Minimum bottom opening area for natural ventilation: indoor unit ............279 16.8 ESP curve: Indoor unit..............................280 17 Glossary 18 Field settings table ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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
Indicates a situation that could result in death or serious injury. WARNING: FLAMMABLE MATERIAL CAUTION Indicates a situation that could result in minor or moderate injury. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 8: Installer Reference Guide At A Glance
Piping installation What to do and know to install the piping of the system, including information on how to prepare for an installation ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 16: Specific Installer Safety Instructions
WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B –...
Page 17 R32 contains fluorinated greenhouse gases. Its global warming potential (GWP) value is 675. Do NOT vent these gases into the atmosphere. ▪ When charging refrigerant, ALWAYS use protective gloves and safety glasses. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 18 Do NOT push or place redundant cable length in the unit. WARNING The backup heater MUST have a dedicated power supply and MUST be protected by the safety devices required by the applicable legislation. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 19 Commissioning method MUST be in accordance with the instructions from this manual. See "11 Commissioning" [ 236]. "13 Maintenance and service" [ 247]) Maintenance and service (see DANGER: RISK OF ELECTROCUTION ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 21 ▪ Use a separate recovery system so that the unit's compressor does NOT have to operate. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 22: About The Box
4.2.1 To unpack the outdoor unit 4.2.2 To handle the outdoor unit CAUTION To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 23: To Remove The Accessories From The Outdoor Unit
1 Lift the outdoor unit. See "4.2.2 To handle the outdoor unit" [ 22]. 2 Remove the accessories at the bottom of the package. 1× 1× 1× 1× 2× 1× ENERG ENERG ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 24: Indoor Unit
Some accessories are located inside the unit. For more information on opening the unit, see "7.2.4 To open the indoor unit" [ 75]. 1× 1× 1× 1× 1× 4× 2× 1× 1× ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 25 Indoor unit installation manual d Operation manual e WLAN cartridge f Sealing ring for shut-off valve g Shut-off valve h Overpressure bypass valve i Wall bracket ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 26: About The Units And Options
Refrigerant R32 Capacity class Model series Power supply [—]=Non-Austrian model H=Non-Austrian model (30 m height difference allowed if outdoor unit is at highest location) A=Austrian model ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 27: Identification Label: Indoor Unit
It is recommended to install this option in colder regions with possible low ambient temperatures or heavy snowfall. For installation instructions, see the installation manual of the outdoor unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 28: Possible Options For The Indoor Unit
To enable the power saving consumption control by digital inputs you MUST install the demand PCB. For installation instructions, see the installation manual of the demand PCB and addendum book for optional equipment. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 29 Alternatively (e.g. in case of weak signal strength), you can install the optional wireless LAN module BRP069A71. For installation instructions, see the installation manual of the WLAN module and the addendum book for optional equipment. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 30 ▪ The Human Comfort Interface (HCI) used as room thermostat needs to be installed in the room that you want to control. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 31: Possible Combinations Of Indoor Unit And Outdoor Unit
— — EHBH/X08 — 5.2.4 Possible combinations of indoor unit and domestic hot water tank Indoor unit Domestic hot water tank EKHWS EKHWSU EKHWP EHBH/X04 EHBH/X08 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 32: Application Guidelines
Setting up the domestic hot water tank ▪ Setting up the energy metering ▪ Setting up the power consumption control ▪ Setting up an external temperature sensor ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 33: Setting Up The Space Heating/Cooling System
SH normal/DHW off NOTICE An overpressure bypass valve can be integrated in the system. Keep in mind that this valve might not be shown on the illustrations. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 34: Single Room
For your daily needs, you can use preset values and schedules. To deviate from your daily needs, you can temporarily overrule the preset values and schedules, or use the holiday mode. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 35 Code: [C-05] heating or cooling demand. Benefits ▪ Wireless. The Daikin external room thermostat is available in a wireless version. ▪ Efficiency. Although the external room thermostat only sends ON/OFF signals, it is specifically designed for the heat pump system. ▪...
Page 36 ON/ ▪ #: [2.A] OFF condition. No separation between ▪ Code: [C-05] heating or cooling demand. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 37 (X2M/35 and X2M/30). ▪ The space operation mode is sent by one digital output (X2M/4 and X2M/3) on the indoor unit to: The heat pump convectors The shut-off valve ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 38: Multiple Rooms - One Lwt Zone
ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 39 Number of water temperature zones: 0 (Single zone): Main ▪ #: [4.4] ▪ Code: [7-02] Benefits ▪ Easy. Same installation as for one room, but with thermostatic valves. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 40 Compared with underfloor heating or radiators for one room: ▪ Comfort. You can set the desired room temperature, including schedules, for each room via the room thermostats. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 41 Unit operation is decided by the ▪ #: [2.9] external thermostat. ▪ Code: [C-07] Number of water temperature zones: 0 (Single zone): Main ▪ #: [4.4] ▪ Code: [7-02] ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 42 Mind that the operation mode on each external room thermostat and remote controller of the heat pump convectors must be set to match the indoor unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 43: Multiple Rooms - Two Lwt Zones
In cooling mode, you can allow the underfloor heating (main zone) to provide refreshment (no real cooling), or NOT allow it. See setup below. Setup Three bizone kit system variations are possible: System without hydraulic separator: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 44 System with hydraulic separator for main zone: System with hydraulic separator for both zones: For this system, a direct pump is required for the additional zone. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 45 To guarantee reliable operation, provide a minimum water flow as described in table "To check the water volume and flow rate" in "8.5 Preparing water piping" [ 100]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 46 ▪ Code: [C‑07] Comfort Interface. Note: ▪ Main room = dedicated Human Comfort Interface used as room thermostat functionality ▪ Other rooms external room thermostat functionality ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 47 Depending on the demand, the indoor unit supplies different leaving water temperature matching the design temperature of the different heat emitters. Underfloor heating has the best performance with the heat pump system. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 48: Setting Up An Auxiliary Heat Source For Space Heating
Setup A Main leaving water temperature zone B One single room a Dedicated Human Comfort Interface (BRC1HHDA used as room thermostat) b Non-return valve (field supply) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 49 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. ▪ Make sure the return water to the heat pump does NOT exceed 55°C. To do so: Set the desired water temperature via the auxiliary boiler controller to maximum 55°C.
Page 50: Setting Up The Domestic Hot Water Tank
Selecting the volume and desired temperature for the DHW tank consists of: Determining the DHW consumption (equivalent hot water volume at 40°C). Determining the volume and desired temperature for the DHW tank. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 51 Possible volumes Standalone DHW tank ▪ 150 l ▪ 180 l ▪ 200 l ▪ 250 l ▪ 300 (polypropylene tank compatible with solar kit) ▪ 500 l (compatible with solar kit) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 52: Setup And Configuration - Dhw Tank
DHW tank, and the addendum book for optional equipment. Connecting the water piping of the standalone DHW tank to the indoor unit, see the installation manual of the DHW tank. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 53: Dhw Pump For Instant Hot Water
You can program a schedule to control the DHW pump via the user interface. For more information, see the user reference guide. 6.4.5 DHW pump for disinfection INFORMATION Restriction: Only applicable in case of stainless steel tanks (EKHWS*D*). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 54: Dhw Pump For Tank Preheating
The indoor unit can control DHW pump operation. For more information, see "10 Configuration" [ 137]. 6.4.6 DHW pump for tank preheating INFORMATION Restriction: Only applicable in case of stainless steel tanks (EKHWS*D*). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 55: Setting Up The Energy Metering
You can read out the energy data: Per month Per year INFORMATION The calculated produced heat and consumed energy are an estimation, the accuracy cannot be guaranteed. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 56: Produced Heat
INFORMATION When measuring the electrical power consumption, make sure ALL power input of the system is covered by the electrical power meters. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 57: Normal Kwh Rate Power Supply
Indoor unit (L e Outdoor unit (L f Backup heater (L f Indoor unit (L g Booster heater (L g Backup heater (L h Booster heater (L ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 58: Preferential Kwh Rate Power Supply
Single-phase outdoor unit with a three-phase backup heater: 58 0 58 0 1 5 0 1 5 0 45 08 96 .0 05 X5M/5+6 X5M/3+4 X5M/9+10 A Outdoor unit ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 59: Setting Up The Power Consumption Control
Permanent power limitation is useful to assure a maximum power or current input of the system. In some countries, legislation limits the maximum power consumption for space heating and DHW production. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 60: Power Limitation Activated By Digital Inputs
6.6.2 Power limitation activated by digital inputs Power limitation is also useful in combination with an energy management system. 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: ▪...
Page 61: Power Limitation Process
Backup heater Result: The booster heater (if applicable) will be turned OFF first. Turns OFF all electrical heaters. Limits the outdoor unit. Turns OFF the outdoor unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 62: Bbr16 Power Limitation
If you do so, the unit uses the most restrictive control. BBR16 Power input t Time BBR16 BBR16 limit level a Power limitation active b Actual power input ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 63: Setting Up An External Temperature Sensor
If the desired leaving water temperature is weather dependent, the full time outdoor temperature measurement is important. This is another reason to install the optional outdoor ambient temperature sensor. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 64 To protect the outdoor unit, the internal sensor of the outdoor unit is always used. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 65: Unit Installation
Also read the following requirements: ▪ General installation site requirements. See the "General safety precautions" chapter. ▪ Refrigerant piping requirements (length, height difference). See further in this "Preparation" chapter. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 66 It is recommended to install a baffle plate when the air outlet is exposed to wind. It is recommended to install the outdoor unit with the air inlet facing the wall and NOT directly exposed to the wind. a Baffle plate ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 67 Outdoor unit d Windbreaker The outdoor unit is designed for outdoor installation only, and for the following ambient temperatures: Cooling mode 10~43°C Heating mode –25~25°C ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 68: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
NOT affect the unit. If lateral snowfall is possible, make sure that the heat exchanger coil is NOT affected by the snow. If necessary, install a snow cover or shed and a pedestal. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 69: Installation Site Requirements Of The Indoor Unit
H Height measured from the bottom of the casing to the floor Additionally to the spacing guidelines: The room where you install the indoor unit must also comply with the conditions described in "7.1.5 Installation patterns" [ 70]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 70: Special Requirements For R32 Units
Joints made in installation between parts of refrigerant system shall be accessible for maintenance purposes. WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. NOTICE ▪...
Page 71 "16.6 Table 2 – Minimum floor area: indoor unit" [ 278] and "16.7 Table 3 – Minimum bottom opening area for natural ventilation: indoor unit" [ 279]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 72 ▪ Must be a permanent opening that cannot be closed. nv-min ▪ Must be ≥50% of A (minimum bottom opening area). nv-min ▪ Must be ≥1.5 m from the floor. (≥A nv-min ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 73 For intermediate refrigerant charges, use the row with the higher value. Example: If the refrigerant charge is 4.3 kg, use the row of 4.4 kg. Total refrigerant charge (kg) (dm²) nv-min ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 74: Opening And Closing The Units
DANGER: RISK OF BURNING/SCALDING "8.2.8 To connect the refrigerant piping to the outdoor unit" [ 93] and "9.2.1 To connect the electrical wiring to the outdoor unit" [ 113]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 75: To Close The Outdoor Unit
3 Switch box 4 User interface panel Open 1 Remove the front panel. 2 If you have to connect electrical wiring, remove the switch box cover. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 76 5 Optional: Remove the user interface panel. NOTICE If you remove the user interface panel, also disconnect the cables from the back of the user interface panel to prevent damage. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 77: To Close The Indoor Unit
7.3.2 Precautions when mounting the outdoor unit INFORMATION Also read the precautions and requirements in the following chapters: ▪ "2 General safety precautions" [ 10] ▪ "7.1 Preparing the installation site" [ 65] ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 78: To Provide The Installation Structure
Maximum snowfall height Option 2: On plastic mounting feet In this case, you can use the bolts, nuts, washers and spring washers delivered with the unit as accessories. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 79 EKFT008D option kit Option 4: On brackets to the wall with the EKFT008D option kit The EKFT008D option kit is recommended in areas with heavy snowfall. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 80: To Install The Outdoor Unit
Do NOT remove the protective cardboard before the unit is installed properly. 1 Lift the outdoor unit as described in "4.2.2 To handle the outdoor unit" [ 22]. 2 Install the outdoor unit as follows: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 81: To Provide Drainage
If you install the unit on a frame, install a waterproof plate within 150 mm of the bottom side of the unit in order to prevent water from getting into the unit and to avoid drain water dripping (see the following figure). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 82 Non-heated drain tube. When using the drain pan heater without drain tube or with a non-heated drain tube, remove the drain hole insulation (Item c on the illustration). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 83: To Prevent The Outdoor Unit From Falling Over
3 Insert a rubber sheet between the cables and the outdoor unit to prevent the cables from scratching the paint (field supply). 4 Attach the ends of the cables. 5 Tighten the cables. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 84: Mounting The Indoor Unit
Optional: If you want to fix the unit to the wall from inside the unit, provide an additional screw plug. 2 Lift the unit. 42 kg 3 Attach the unit to the wall bracket: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 85: To Connect The Drain Hose To The Drain
1 Connect a drain tube (field supply) to the drain pan connector as follows: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 86 Unit installation a Drain pan connector It is recommended to use a tundish to collect the water. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 87: Piping Installation
[ 70] for additional requirements. ▪ Piping length: See "7.1.3 Installation site requirements of the indoor unit" [ 69]. ▪ Piping material: Phosphoric acid deoxidised seamless copper. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 88: Refrigerant Piping Insulation
Connecting the refrigerant piping involves: ▪ Connecting the refrigerant piping to the outdoor unit ▪ Connecting the refrigerant piping to the indoor unit ▪ Insulating the refrigerant piping ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 89: Precautions When Connecting The Refrigerant Piping
Use caution when passing copper tubes through walls (see figure below). Unit Installation period Protection method Outdoor unit >1 month Pinch the pipe <1 month Pinch or tape the pipe Indoor unit Regardless of the period ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 90: Guidelines When Connecting The Refrigerant Piping
1 Cut the pipe end with a pipe cutter. 2 Remove burrs with the cut surface facing down so that the chips do NOT enter the pipe. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 91: To Braze The Pipe End
Taping d Manual valve e Pressure-reducing valve f Nitrogen ▪ Do NOT use anti-oxidants when brazing pipe joints. Residue can clog pipes and break equipment. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 92: Using The Stop Valve And Service Port
1 Remove the stop valve cover. 2 Insert a hexagon wrench (liquid side: 4 mm, gas side: 4 mm) into the valve stem and turn the valve stem: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 93: To Connect The Refrigerant Piping To The Outdoor Unit
Piping protection. Protect the field piping against physical damage. 1 Connect the liquid refrigerant connection from the indoor unit to the liquid stop valve of the outdoor unit. 1× ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 94: To Connect The Refrigerant Piping To The Indoor Unit
Before checking the refrigerant piping Make sure the refrigerant piping is connected between the outdoor unit and the indoor unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 95: Precautions When Checking The Refrigerant Piping
1 Charge the system with nitrogen gas up to a gauge pressure of at least 200 kPa (2 bar). It is recommended to pressurize to 3000 kPa (30 bar) in order to detect small leaks. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 96: To Perform Vacuum Drying
NOT increase. This might be caused by e.g. the closed state of the expansion valve in the outdoor unit circuit, but does NOT present any problem for correct operation of the unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 97: To Insulate The Refrigerant Piping
(leak test, vacuum drying). INFORMATION Depending on the units and/or the installation conditions, it might be necessary to connect electrical wiring before you can charge refrigerant. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 98: Precautions When Charging Refrigerant
≤10 m Do NOT add additional refrigerant. >10 m R=(total length (m) of liquid piping⁠ – ⁠ 1 0 m)×0.020 R=Additional charge (kg) (rounded in units of 0.01 kg) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 99: To Determine The Complete Recharge Amount
Total refrigerant charge e Quantity of fluorinated greenhouse gases of the total refrigerant charge expressed as tonnes CO equivalent. f GWP = Global warming potential ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 100: Preparing Water Piping
Piping diameter. Select the water piping diameter in relation to the required water flow and the available external static pressure of the pump. See "16 Technical data" [ 267] for the external static pressure curves of the indoor unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 101 Heat exchanger coil l Booster heater FCU1...3 Fan coil unit (optional) (field supply) FHL1...3 Floor heating loop (field supply) T Room thermostat (optional) (field supply) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 102 Recirculation connection b Hot water connection c Shower d Recirculation pump ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 103: Formula To Calculate The Expansion Vessel Pre-Pressure
M1...3 Individual motorised valve to control loop FHL1...3 (field supply) Maximum water volume Use the following graph to determine the maximum water volume for the calculated pre-pressure. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 104 This minimum flow rate is required during defrost/backup heater operation. For this purpose, use the overpressure bypass valve delivered with the unit, and respect the minimum water volume. Minimum required flow rate 12 l/min ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 105: Changing The Pre-Pressure Of The Expansion Vessel
Example 2 The indoor unit is installed at the highest point in the water circuit. The total water volume in the water circuit is 250 l. Actions: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 106: Connecting Water Piping
To ensure the minimum flow rate (and prevent overpressure), install the overpressure bypass valve on the space heating water outlet. 1 Install the shut-off valves on the water pipes. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 107 In case an optional domestic hot water tank is installed: A pressure relief valve (field supply) with an opening pressure of maximum 10 bar (= 1 MPa) must be installed on the domestic cold water inlet connection in accordance with the applicable legislation. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 108: To Fill The Water Circuit
If the temperature is higher than 30°C and the humidity is higher than RH 80%, the thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 109: Electrical Installation
DANGER: RISK OF ELECTROCUTION WARNING ALWAYS use multicore cable for power supply cables. INFORMATION Also read the precautions and requirements in the "2 General safety precautions" [ 10]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 110: Guidelines When Connecting The Electrical Wiring
Stranded conductor wire b Round crimp-style terminal ▪ Use the following methods for installing wires: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 111: Specifications Of Standard Wiring Components
19.9 A 24.0 A 15.9 A Voltage 230 V Phase Frequency 50 Hz Wire sizes Must comply with applicable legislation Interconnection cable Minimum cable section of 1.5 mm² and applicable for 230 V ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 112: 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 113: Overview Of Electrical Connections Except External Actuators
"9.2.1 To connect the electrical wiring to the outdoor unit" [ 113]. Interconnection cable 9.2.1 To connect the electrical wiring to the outdoor unit 1 Remove the switch box cover. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 114 4 Connect the interconnection cable and power supply as follows. Ensure stress relief by using the wire clamp. 1N~ 50 Hz 220-240 V a Interconnection cable b Power supply cable c Fuse d Earth leakage circuit breaker ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 115: Connections To The Indoor Unit
Space cooling/heating "9.3.7 To connect the space cooling/heating ON/ operation control output" [ 128]. Changeover to external "9.3.8 To connect the changeover to external heat source control heat source" [ 129]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 116 Maximum running current: 100 mA For the main zone: ▪ [2.9] Control ▪ [2.A] Thermostat type For the additional zone: ▪ [3.A] Thermostat type ▪ [3.9] (read-only) Control ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 117 ▪ Addendum book for optional equipment Wires: 2 The thermistor and connection wire (12 m) are delivered with the domestic hot water tank. [9.2] Domestic hot water ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 118 Addendum book for optional equipment Wired room thermostat ▪ Installation manual of the wired room without multi-zoning base unit thermostat ▪ Addendum book for optional equipment ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 119: To Connect The Main Power Supply
3 Switch box 2 Connect the main power supply. In case of normal kWh rate power supply Interconnection cable Wires: (3+GND)×1.5 mm² (= main power supply) — 1 2 3 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 120 15 V DC, 10 mA. [9.8] Benefit kWh power supply Connect X11Y to X11YB. 10 9 1 2 3 1N~, 50 Hz, 230 V AC, 6.3 A ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 121: To Connect The Backup Heater Power Supply
NEVER use a power circuit shared by another appliance. This power circuit MUST be protected with the required safety devices according to the applicable legislation. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 122 Connect the backup heater power supply as follows: Q1DI a Factory-mounted cable connected to the contactor of the backup heater, inside the switch box (K5M) b Field wiring (see table below) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 123 F1B Overcurrent fuse (field supply). Recommended fuse: 4‑pole; 20 A; curve 400 V; tripping class C. K5M Safety contactor (in the switch box) Q1DI Earth leakage circuit breaker (field supply) SWB Switch box X6M Terminal (field supply) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 124: To Connect The Shut-Off Valve
2 Connect the valve control cable to the appropriate terminals as shown in the illustration below. NOTICE Wiring is different for a NC (normally closed) valve and a NO (normally open) valve. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 125: To Connect The Electricity Meters
2 Switch box cover 3 Switch box 2 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below. 6 5 4 3 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 126: To Connect The Domestic Hot Water Pump
1 Front panel 2 Switch box cover 3 Switch box 2 Connect the domestic hot water pump cable to the appropriate terminals as shown in the illustration below. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 127: To Connect The Alarm Output
2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. Wires connected to the alarm output Wire between X2M and A4P Installation of EKRP1HBAA is required. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 128: To Connect The Space Cooling/Heating On/Off Output
2 Connect the space cooling/heating ON/OFF output cable to the appropriate terminals as shown in the illustration below. Wires connected to the space cooling/heating ON/OFF output Wire between X2M and A4P Installation of EKRP1HBAA is required. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 129: To Connect The Changeover To External Heat Source
2 Switch box cover 3 Switch box 2 Connect the changeover to external heat source cable to the appropriate terminals as shown in the illustration below. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 130: To Connect The Power Consumption Digital Inputs
1 Front panel 2 Switch box cover 3 Switch box 2 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 131: To Connect The Safety Thermostat (Normally Closed Contact)
2 Connect the safety thermostat (normally closed) cable to the appropriate terminals as shown in the illustration below. Note: The jumper wire (factory-mounted) must be removed from the respective terminals. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 132: To Connect A Smart Grid
In case of high voltage Smart Grid contacts. This requires the installation of the Smart Grid relay kit (EKRELSG). The 2 incoming Smart Grid contacts can activate the following Smart Grid modes: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 133 /S10S Low voltage Smart Grid contact 1 /S11S Low voltage Smart Grid contact 2 1 Connect the wiring as follows: X5M.4 X5M.3 X5M.10 S10S X5M.9 X5M.6 S11S X5M.5 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 134 Smart Grid pulse meter 1 Install the components of the Smart Grid relay kit as follows: ×2 ×4 X10M ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 135 X10M K1A K2A 2 Connect the low voltage wiring as follows: X5M.4 X5M.3 S4S Smart Grid pulse meter 3 Connect the high voltage wiring as follows: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 136: To Connect The Wlan Cartridge (Delivered As Accessory)
9.3.12 To connect the WLAN cartridge (delivered as accessory) [D] Wireless gateway 1 Insert the WLAN cartridge into the cartridge slot on the user interface of the indoor unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 137: Configuration
The calculations of the software ▪ What you can see on and do with the user interface You can configure the system via the user interface. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 138: To Access The Most Used Commands
Move the cursor from left to right. ▪ Confirm the pin code and proceed. Installer pin code The Installer pin code is 5678. Additional menu items and installer settings are now available. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 139 3 Turn the left dial to select the first part of the setting and confirm by pressing the dial. 4 Turn the left dial to select the second part of the setting 01 15 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 140: To Connect The Pc Cable To The Switch Box
2 Connect the plug of the cable to X10A on A1P of the switch box of the indoor unit. X10A 3 Pay special attention to the position of the plug! ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 141: Configuration Wizard
167] Control [2.9] Setpoint mode [2.4] Heating WD curve [2.5] (if applicable) Cooling WD curve [2.6] (if applicable) Schedule [2.1] Additional zone (only if [4.4]=1) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 142: Possible Screens
Home screen b Main menu screen c Lower level screens: c1: Setpoint screen c2: Detailed screen with values c3: Screen with weather-dependent curve c4: Screen with schedule ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 143: Home Screen
Smart energy is currently being used for domestic hot water. Space operation mode Cooling Heating Outdoor / quiet mode Measured outdoor temperature Quiet mode active Outdoor unit ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 144 Installed heat emitter type: Underfloor heating Fancoil unit Radiator Leaving water temperature setpoint ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 145: Main Menu Screen
Shows the applicable symbol of your unit. cooling Put the unit in heating mode or cooling mode. You cannot change the mode on heating only models. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 146: Menu Screen
The setpoint screen is displayed for screens describing system components that need a setpoint value. Examples [1] Room temperature screen [2] Main zone screen °C °C – – Room Main zone ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 147: Detailed Screen With Values
Selected setting and value Possible actions on this screen Go through the list of settings. Change the value. Go to the next setting. Confirm changes and proceed. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 148: Preset Values And Schedules
"Possible to a schedule. schedules" [ 149] Select which schedule you currently want to use for a specific control. The system contains some predefined schedules. You can: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 149 This entry shows you where to activate it. ▪ Possible actions: Actions you can use when programming a schedule. For most schedules, you can program up to 6 actions per day. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 150 "To set the space operation mode" [ 183]. cooling > Operation mode schedule Schedule (per month) for when to operate the unit in heating mode and when in cooling mode. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 151 Possible actions: You can program 2 actions per > Booster heater > BSH day. allowance schedule ▪ Off: Booster heater operation NOT allowed. ▪ On: Booster heater operation allowed. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 152: Schedule Screen: Example
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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 153 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 154 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 155 Not all schedules can be renamed. Usage example: You work in a 3-shift system If you work in a 3-shift system, you can do the following: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 156: Setting The Energy Prices
2 Program the selection using the scheduling screen. You can set — the High, Medium and Low electricity prices according to your electricity supplier. 3 Confirm the changes. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 157 Gas price=4.08+(5×0.9) Gas price=8.58 Calculation of the electricity price Electricity price=Actual electricity price+Incentive/kWh Electricity price=12.49+5 Electricity price=17.49 Price Value in breadcrumb Gas: 4.08 /kWh [7.6]=8.6 Electricity: 12.49 /kWh [7.5.1]=17 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 158: Weather-Dependent Curve
See "10.5.4 Using weather-dependent curves" [ 161]. 10.5.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 159: Slope-Offset Curve
Examples Weather-dependent curve when slope is selected: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 160 The icon corresponds to the heat emitter for that zone: ▪ : Underfloor heating ▪ : Fan coil unit ▪ : Radiator ▪ : Domestic hot water tank ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 161: 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 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 162 — ↑ Cold Cold ↑ ↑ ↑ ↑ Cold ↓ ↑ ↓ ↑ — ↓ — ↓ Cold ↑ ↓ ↑ ↓ ↓ ↓ ↓ ↓ ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 163: Settings Menu
▪ No: Room temperature is directly controlled by the user. ▪ Yes: Room temperature is controlled by a schedule and can be modified by the user. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 164 Antifrost function via the backup heater. If the backup heater is not allowed for room frost protection during a U4 error, the room Antifrost setting MUST be disabled. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 165 Space heating/cooling is ON and Room frost protection is guaranteed by the external room thermostat is the normal logic. "Thermo ON" In case of two leaving water temperature zones: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 166 When adjusting the room temperature ranges, all desired room temperatures are also adjusted to guarantee they are between the limits. Code Description [1.5.1] [3-07] Heating minimum ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 167: Main Zone
[1.9.1] [9-0A] Heating comfort setpoint ▪ [3-07]~[3-06]°C [1.9.2] [9-0B] Cooling comfort setpoint ▪ [3-09]~[3-08]°C 10.6.3 Main zone Overview The following items are listed in the submenu: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 168 Define a heating temperature schedule for the main zone via [2.2] Heating schedule. "10.4.3 Schedule screen: Example" [ 152]. Cooling schedule Define a cooling temperature schedule for the main zone via [2.3] Cooling schedule. "10.4.3 Schedule screen: Example" [ 152]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 169 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 170 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): ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 171 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 172 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]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 173 Heating maximum: ▪ [2‑0C]=2 (emitter type main zone = radiator) 37°C~65°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 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 174 Leaving water temperature: Delta T In heating for the main zone, the target delta T (temperature difference) depends on the selected emitter type for the main zone. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 175 ▪ 3°C~10°C Leaving water temperature: Modulation Only applicable in case of room thermostat control. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 176 See the illustration below. +[8-06] −[8-06] a Weather-dependent curve b Minimum leaving water temperature setpoint required to reach a stable condition on the comfort setpoint for the room. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 177 The weather dependent curve can be defined using the 2-points method or the Slope-Offset method. "10.5.2 2-points curve" [ 158] and "10.5.3 Slope-offset curve" [ 159]. Code Description [2.E] ▪ 2-points ▪ Slope-Offset ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 178: Additional Zone
Example" [ 152]. Setpoint mode The setpoint mode of the additional zone can be independently set from the setpoint mode of the main zone. "Setpoint mode" [ 169]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 179 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): ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 180 2: Radiator The setting of the emitter type has an influence on the space heating setpoint range and the target delta T in heating as follows: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 181 External room thermostat if the control type of the main zone is: External room thermostat,or Room thermostat. Thermostat type Only applicable in external room thermostat control. Also see "10.6.3 Main zone" [ 167]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 182: Space Heating/Cooling
▪ 2-points ▪ Slope-Offset 10.6.5 Space heating/cooling INFORMATION Cooling is only applicable in case of reversible models. Overview The following items are listed in the submenu: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 183 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 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 184 If the outdoor temperature is between the Space heating off temperature and the Space cooling off temperature, the operation mode remains unchanged. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 185 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 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 186 In heating: a Additional LWT zone: Highest temperature b Main LWT zone: Lowest temperature c Mixing station ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 187 ON or OFF condition. Remark: Continuous pump operation requires more energy than sample or request pump operation. a Space heating/cooling control b Off c On d Pump operation ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 188 In this part of the menu it can be read out which type of unit is used: Code Description [4.6] [E‑02] Unit type: ▪ 0 Reversible ▪ 1 Heating only ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 189 6: 80% pump speed during sampling ▪ 7: 70% pump speed during sampling ▪ 8: 60% pump speed during sampling The maximum values depend on the unit type: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 190 Use this setting to compensate for possible heat losses of the building due to the evaporation of melted ice or snow. (e.g. in cold region countries). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 191: Tank
Antifrost [1.4] or [4.C] prevents the room from getting too cold. For more information about room frost protection, see "10.6.2 Room" [ 163]. 10.6.6 Tank Overview The following items are listed in the submenu: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 192 When powerful operation is active, the risk of space heating/cooling and capacity shortage comfort problems is significant. In case of frequent domestic hot water operation, frequent and long space heating/cooling interruptions will happen. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 193 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 194 3: Wednesday ▪ 4: Thursday ▪ 5: Friday ▪ 6: Saturday ▪ 7: Sunday [5.7.3] [2‑02] Start time [5.7.4] [2‑03] Tank setpoint: 55°C~75°C [5.7.5] [2‑04] Duration: 5~60 minutes ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 195 When the Schedule only mode is selected, it is recommended to program an Eco action 3 hours before the scheduled start-up of the disinfection function to preheat the tank. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 196 Code Description [5.A] [6-08] Reheat hysteresis ▪ 2°C~20°C ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 197 (according to the weather dependent curve). During weather dependent operation, the end-user cannot adjust the desired tank temperature on the user interface. Also see "10.5 Weather-dependent curve" [ 158]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 198 Code Description [5.D] [6-01] The temperature difference determining the heat pump OFF temperature. Range: 0°C~10°C Example: setpoint (T )>maximum heat pump temperature–[6‑01] (T –[6‑01]) HP MAX ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 199 In [2.E] WD curve type, you can choose which method you want to use. In [5.E] WD curve type, the chosen method is shown read-only (same value as in [2.E]). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 200: 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 201 To use quiet mode 1 Go to [7.4.1]: User settings > Quiet > Activation. 2 Do one of the following: — ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 202 Price value ranging from 0.00~990 valuta/kWh (with 2 significant values). To set the electricity price 1 Go to [7.5.1]/[7.5.2]/[7.5.3]: User settings > Electricity price > High/Medium/Low. 2 Select the correct electricity price. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 203 202]. Example This is an example and the prices and/or values used in this example are NOT accurate. Data Price/kWh Gas price 4.08 Electricity price 12.49 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 204: Information
Reset the configuration settings stored in the MMI (user interface of the indoor unit). Example: Energy meterings, holiday settings. INFORMATION This does not reset the configuration settings and field settings of the indoor unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 205: Installer Settings
WLAN. [8.9] Running hours Running hours of specific system components 10.6.9 Installer settings Overview The following items are listed in the submenu: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 206 The following setting determines if the system can prepare domestic hot water or not, and which tank is used. Set this setting according to the actual installation. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 207 Third-party tank Coil≥1.05 m² Coil≥1.8 m² [9.2.1] [E‑07] Tank type 7: 3rd party, 8: 3rd party, small coil big coil [4-05] Thermistor type 0: Automatic 1: Type 1 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 208 Code Description [9.3.1] [E‑03] ▪ 3: 6V ▪ 4: 9W ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 209 [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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 210 To manually recover it via the user interface, go to the Malfunctioning main menu screen and confirm whether the backup heater and/or booster heater can take over the heat load or not. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 211 Heat pump operation is NOT possible ▪ Cooling is NOT possible Code Description [9.5.2] [7-06] Activation of the Compressor forced off mode: ▪ 0: disabled ▪ 1: enabled ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 212 Range: 0°C~20°C Timers For simultaneous space and domestic hot water operation request. [8-02]: Anti-recycle timer [8-01] [8-02] 1 Heat pump domestic water heating mode (1=active, 0=not active) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 213 [4-02] or [F-01]. Range: 0~95 minutes Water pipe freeze prevention Only relevant for installations with water piping outdoors. This function tries to protect outdoor water piping from freezing. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 214 [D-05] Restriction: Only applicable if [9.8.4] is NOT set to Smart grid. Allow pump: ▪ 0 No: Pump is forced off ▪ 1 Yes: No limitation ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 215 See also below table (Smart Grid operation modes). [9.8.6] Restriction: Only applicable if [9.8.4]=Smart grid. To set if electrical heaters are allowed. Allow electrical heaters: ▪ ▪ ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 216 The 2 incoming Smart Grid contacts (see "9.3.11 To connect a Smart Grid" [ 132]) can activate the following Smart Grid modes: Smart Grid contact [9.8.5] Smart grid operation mode Free running Forced off ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 217 NOT possible in Forced on and Recommended on operation modes. Power consumption control Power consumption control "6 Application guidelines" [ 32] for detailed information about this functionality. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 218 Limits when [9.9.1]=Inputs and [9.9.2]=kW: Code Description [9.9.9] [5-09] Limit 1: 0 kW~20 kW [9.9.A] [5-0A] Limit 2: 0 kW~20 kW [9.9.B] [5-0B] Limit 3: 0 kW~20 kW [9.9.C] [5-0C] Limit 4: 0 kW~20 kW ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 219 (BBR16 activation and BBR16 power limit). After 2 weeks, the unit freezes these settings. Note: This is different from the permanent power limitation, which is always changeable. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 220 ▪ 5 1000/kWh: Installed In case of pulse meter for photovoltaic panels: ▪ 6 100/kWh for PV panel: Installed ▪ 7 1000/kWh for PV panel: Installed ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 221 The outdoor temperature is averaged over the selected time period. Code Description [9.B.3] [1-0A] Averaging time: ▪ 0: No averaging ▪ 1: 12 hours ▪ 2: 24 hours ▪ 3: 48 hours ▪ 4: 72 hours ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 222 Outdoor temperature Bivalent ON temperature (variable). Below this temperature, the auxiliary boiler will calc always be ON. T can never go below [C‑03] or above [C‑03]+[C‑04]. calc ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 223 Make sure to use the same units of measurement for the 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 224 Depending on the used boiler, this should be chosen as follows: Code Description [9.C.2] [7‑05] ▪ 0: Very high ▪ 1: High ▪ 2: Medium ▪ 3: Low ▪ 4: Very low ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 225 To enable the power saving function setting, [E‑08] needs to be enabled on the user interface. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 226 [9.I]. See "To modify an overview setting" [ 139]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 227 0 No : The system only has a main zone. ▪ 1 N/A ▪ 2 Yes: A bizone kit is installed in order to add an additional temperature zone. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 228 The speed of the main zone pump can be fixed with this setting. Code Description [9.P.4] [7-0B] Main zone pump fixed PWM: Fixed pump speed for main (mixed) zone. ▪ 20~95% (default: 95) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 229: Commissioning
[C.2] Space heating/cooling Operation [C.3] Tank Malfunctioning Room To enable or disable functionalities In the operation menu, you can separately enable or disable functionalities of the unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 230: Wlan
About the WLAN cartridge or WLAN module The WLAN cartridge or WLAN module (only one of the two needed) connects the system to the internet. The user you can then control the system via the Daikin Residential Controller app. This needs the following components in case of WLAN cartridge:...
Page 231 See: http://www.onlinecontroller.daikineurope.com/ Configuration To configure the Daikin Residential Controller app, follow the in-app instructions. While doing this, the following actions and information are needed on the user interface: Mode: Turn AP mode ON (= WLAN cartridge/module active as access point) or OFF.
Page 232 ▪ Connected to [WLAN_SSID] Cloud connection: Read out the status of the connection to the cloud. Code Description [D.6] Cloud connection: ▪ Not connected ▪ Connected ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 233: Menu Structure: Overview User Settings
(**) Only accessible by installer (***) Only applicable when WLAN is installed INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 234: Menu Structure: Overview Installer Settings
Bizone kit installed Bizone system type Add zone pump fixed PWM Main zone pump fixed PWM Mixing valve turning time (*) Only applicable in Swedish language. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 235 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 236: Commissioning
11 Commissioning NOTICE General commissioning checklist. Next to the commissioning instructions in this chapter, a general commissioning checklist is also available on the Daikin Business Portal (authentication required). The general commissioning checklist is complementary to the instructions in this chapter and can be used as a guideline and reporting template during the commissioning and hand-over to the user.
Page 237: Precautions When Commissioning
The fuses or locally installed protection devices are installed according to this document, and have NOT been bypassed. The power supply voltage matches the voltage on the identification label of the unit. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 238: Checklist During Commissioning
To check the minimum flow rate 1 Check the hydraulic configuration to find out which space — heating loops can be closed by mechanical, electronic, or other valves. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 239: Air Purge Function
Conditions: Make sure all operation is disabled. Go to [C]: Operation and turn off Space heating/cooling and Tank operation. 1 Set the user permission level to Installer. See "To change — the user permission level" [ 138]. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 240: Operation Test Run
Perform test runs on the unit and monitor the leaving water and tank temperatures to check if the unit is working correctly. The following test runs should be made: ▪ Heating ▪ Cooling (if applicable) ▪ Tank ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 241: Actuator Test Run
Result: The actuator test run starts. It stops automatically when ready (±30 min). To stop the test run manually: — 1 In the menu, go to Stop test run. 2 Select OK to confirm. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 242: Underfloor Heating Screed Dryout
The installer can program up to 20 steps. For each step he needs to enter: 1 the duration in hours, up to 72 hours, 2 the desired leaving water temperature, up to 55°C. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 243 [2‑06] to "0", and KEEP it disabled until the screed dryout has finished. Ignoring this notice will result in cracking of the screed. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 244 In case of a power failure, the U3 error is not generated. When power is restored, the unit automatically restarts the latest step and continues the program. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 245 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 246: 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 247: Maintenance And Service
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 protect the PCB. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 248: Yearly Maintenance
3 Connect a drain hose to the bottom of the water filter so that the water and dirt can be collected in a suitable container (bottle, sink...). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 249 ▪ Check if nothing blocks the water in the valve or in between piping. The water flow coming from the relief valve must be high enough. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 250: About Cleaning The Water Filter In Case Of Trouble
Prerequisite: Stop the unit operation via the user interface. Prerequisite: Turn OFF the respective circuit breaker. 1 The water filter is located behind the switch box. To get access to it, see: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 251: To Clean The Water Filter In Case Of Trouble
Opening the magnetic filter/dirt separator is ONLY required in case of severe issues. Preferably this action is never to be done during the complete lifetime of the magnetic filter/dirt separator. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 252: To Install The Water Filter
Check the condition of the O-rings and replace if needed. Apply water or silicon grease to the O-rings before installation. 1 Install the water filter in the correct location. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 253 3 Make sure that the air purge valve of the water filter is in the open position. 4 Open the stop valves and add water to the water circuit if needed. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 254: 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 255: 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 256: 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: ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 257: Symptom: The Pump Is Making Noise (Cavitation)
(see "8.5.3 To check the water volume and flow rate" [ 103] "8.5.4 Changing the pre-pressure of the expansion vessel" [ 105]). ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 258: Symptom: The Water Pressure Relief Valve Leaks
Go to: [9.3.7]: Installer settings > Backup heater > Equilibrium temperature [5‑01] ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 259: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High
Schedule only is selected, it is recommended to program a Eco action 3 hours before the scheduled start-up of the disinfection function to preheat the tank. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 260: Solving Problems Based On Error Codes
Water flow problem during domestic hot water production 7H-05 Water flow problem during heating/sampling 7H-06 Water flow problem during cooling/defrost 80-01 Returning water temperature sensor problem 81-00 Leaving water temperature sensor problem ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 261 High pressure switch abnormality E4-00 Abnormal suction pressure E5-00 OU: Overheat of inverter compressor motor E6-00 OU: Compressor startup defect E7-00 OU: Malfunction of outdoor unit fan motor ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 262 PCB L9-00 Prevention of compressor lock LC-00 Malfunction in communication system of outdoor unit P1-00 Open-phase power supply imbalance P3-00 Abnormal direct current ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 263 7H‑01. After some time, this error will reset automatically and the unit will resume operation. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 264 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 265: Disposal
If the compressor is still running and the stop valve is open during pump down, air will be sucked into the system. Compressor breakdown or damage to the system can result due to abnormal pressure in the refrigerant cycle. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 266 6 After 2-3 minutes, close the gas stop valve and stop the pump down operation. a Liquid stop valve b Closing direction c Hexagonal wrench d Valve lid e Gas stop valve ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 267: 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). In this chapter 16.1...
Page 268: Piping Diagram: Outdoor Unit
S1PH High pressure switch (automatic reset) g Capillary tube Y1E Electronic expansion valve h Heat exchanger Y1S Solenoid valve (4‑way valve)(ON: cooling) i Accumulator Heating j Compressor accumulator Cooling k Muffler ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 269: Piping Diagram: Indoor Unit
Shut-off valve for service f Magnetic filter/dirt separator g Safety valve h Air purge i Drain valve j Flow sensor k Expansion vessel l Backup heater m Pump ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 270: Wiring Diagram: Outdoor Unit
(3) Legend Connector Capacitor Rectifier bridge Connector Connector Connector Fuse T 6.3 A 250 V FU1, FU2 Fuse T 3.15 A 250 V Fuse T 30 A 250 V Connector IPM* Intelligent power module ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 271 Connector V3, V4, V401 Varistor Connector Terminal strip Electronic expansion valve Solenoid valve (4-way valve) Noise filter (ferrite core) Noise filter * Optional # Field supply ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 272: Wiring Diagram: Indoor Unit
Ext outdoor thermistor External outdoor thermistor Digital I/O PCB Digital I/O PCB Demand PCB Demand PCB Safety thermostat Safety thermostat Smart Grid Smart Grid WLAN module WLAN module ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 273 * High voltage Smart Grid relay K1M, K2M Contactor backup heater * Contactor booster heater Safety contactor backup heater Relay 3-way valve bypass Relay 3-way valve flow ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 274 Indoor unit supplied from outdoor Normal kWh rate power supply Normal kWh rate power supply Only for normal power supply Only for normal power supply (standard) (standard) ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 275 For high voltage Smart Grid For LV smartgrid For low voltage Smart Grid For safety thermostat For safety thermostat For smartgrid For Smart Grid Inrush Inrush current ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 276 Only for heat pump convector Only for heat pump convector Only for wired On/OFF thermostat Only for wired ON/OFF thermostat Only for wireless On/OFF thermostat Only for wireless ON/OFF thermostat ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 277 2 core A8P: X801M: 3-5 2×0.75 signal X5M: 11-12 A14P: P1-P2 user interface 2 core communication Power limitation demand input 4 A8P: X801M: 4-5 signal 4D130334C ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 278 8.76 8.02 6.78 5.98 5.57 5.21 4.90 4.62 1.88 8.95 8.19 6.93 6.05 5.63 5.27 4.95 4.67 1.90 9.14 8.36 7.08 6.11 5.69 5.32 5.00 4.72 ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 279 For intermediate dm values (i.e. when dm is between two dm values from the table), consider the value that corresponds to the higher dm value from the table. If dm=1.55 kg, consider the value that corresponds to "dm=1.6 kg". ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 280: 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. ERGA04~08EA + EHBH/X04+08EF Installer reference guide Daikin Altherma 3 R W 4P629085-1B – 2021.11...
Page 281: 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 282: Field Settings Table
1/11 0221 Field settings table [8.7.5] = ..Applicable indoor units EHBX04EA6V EHBX04EF6V EHBX08EA6V EHBX08EF6V EHBX08EA9W EHBX08EF9W EHBH04EA6V EHBH04EF6V EHBH08EA6V EHBH08EF6V EHBH08EA9W EHBH08EF9W EHVX04S18EA3V EHVH04S18EJ6V EHVX04S18EA6V EHVH04S23EJ6V EHVX04S23EA3V EHVH08S18EJ6V EHVX04S23EA6V EHVH08S18EJ9W EHVX08S18EA6V EHVH08S23EJ6V EHVX08S18EA9W EHVH08S23EJ9W EHVX08S23EA6V EHVX04S18EJ3V EHVX08S23EA9W EHVX04S23EJ3V EHVX04S18EA6VG EHVX04S18EJ6V EHVX04S23EA6VG EHVX04S23EJ6V EHVX08S18EA6VG EHVX08S18EJ6V EHVX08S23EA6VG EHVX08S23EJ6V...
Page 283 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 12°C └─...
Page 284 3/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-05] Leaving water value for low ambient temp. for LWT add zone cooling WD curve. [9-07]~[9-08]°C, step: 1°C 12°C [0-06] High ambient temp.
Page 285 4/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [6-00] Hysteresis 2~40°C, step: 1°C 25°C [6-08] Hysteresis 2~20°C, step: 1°C 10°C Setpoint mode 0: Fixed 1: Weather dependent └─...
Page 286 5/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value Schedule 0: No 1: Yes [0-00] Leaving water value for high ambient temp. for LWT add zone heating WD curve. [9-05]~min(45,[9-06])°C, step: 1°C 35°C [0-01]...
Page 287 6/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value └─ Benefit kWh power supply 9.8.2 [D-00] Allow heater 0: None 1: BSH only 2: BUH only 3: All heaters 9.8.3 [D-05] Allow pump...
Page 288 7/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-06] High ambient temp. for LWT add zone cooling WD curve. 25~43°C, step: 1°C 35°C [0-07] Low ambient temp. for LWT add zone cooling WD curve. 10~25°C, step: 1°C 20°C [0-0B]...
Page 289 8/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [4-01] Which electric heater has priority? 0: None 1: BSH 2: BUH [4-02] Below which outdoor temperature is heating allowed? 14~35°C, step: 1°C 22°C [4-03]...
Page 290 9/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [7-02] How many leaving water temperature zones are there? 0: 1 LWT zone 1: 2 LWT zones [7-03] [7-04] [7-05] Boiler efficiency...
Page 291 10/11 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [C-0A] [C-0B] [C-0C] [C-0D] [C-0E] [D-00] Which heaters are permitted if prefer. kWh rate PS is cut? 0: None 1: BSH only 2: BUH only 3: All heaters...
Page 292 11/11...
Page 296 4P629085-1B 2021.11 Verantwortung für Energie und Umwelt...

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Daikin Altherma 3 R W Installer's Reference Manual

1 About this Document

2 General Safety Precautions

3 Specific Installer Safety Instructions

4 About the Box

5 About the Units and Options

6 Application Guidelines

7 Unit Installation

8 Piping Installation

9 Electrical Installation

10 Configuration

11 Commissioning

12 Hand-Over to the User

13 Maintenance and Service

14 Troubleshooting

15 Disposal

16 Technical Data

17 Glossary

18 Field Settings Table

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