Page 1 Installer reference guide Daikin Altherma 3 R F https://daikintechnicaldatahub.eu ▲= A, B, C, …, Z ERGA04E▲V3▼ EHVH04SU18E▲6V▼ ▼= , , 1, 2, 3, …, 9 ERGA06E▲V3H▼ EHVH04SU23E▲6V▼ ERGA08E▲V3H▼ EHVH08SU18E▲6V▼ ERGA04E▲V3A▼ EHVH08SU23E▲6V▼ ERGA06E▲V3A▼ ERGA08E▲V3A▼...
Page 2: Table Of Contents
Additional installation site requirements of the outdoor unit in cold climates..........63 7.1.3 Installation site requirements of the indoor unit ..................64 7.1.4 Special requirements for R32 units........................ 65 Installer reference guide ERGA04~08E + EHVH04+08SU18+23E Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 3 Precautions when connecting the electrical wiring..................112 9.1.2 Guidelines when connecting the electrical wiring..................112 9.1.3 Specifications of standard wiring components....................114 9.1.4 About electrical compliance........................... 114 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 4 Air purge function............................235 11.4.3 Operation test run............................236 11.4.4 Actuator test run ............................237 11.4.5 Underfloor heating screed dryout ......................... 238 12 Hand-over to the user Installer reference guide ERGA04~08E + EHVH04+08SU18+23E Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 5 Technical specifications: Domestic hot water tank......................279 16.9.1 Test results in accordance with EN12897 (2016) ..................279 16.9.2 Warning label..............................280 17 Glossary 18 Field settings table ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 6: About This Document
Format: Paper (in the box of the indoor unit) ▪ User reference guide: Detailed step-by-step instructions and background information for basic and advanced usage Format: Digital files on https://www.daikin.eu. Use the search function find your model. ▪ Installation manual – Outdoor unit: Installation instructions Format: Paper (in the box of the outdoor unit) ▪...
Page 7: Meaning Of Warnings And Symbols
About this document 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 8: Installer Reference Guide At A Glance
Safety instructions that you must read before installing Specific installer safety instructions About the box How to handle the box, unpack the units and remove their accessories ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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
Use a separate recovery system so that the unit's compressor does NOT have to operate. WARNING During tests, NEVER pressurise the product with a pressure higher than the maximum allowable pressure (as indicated on the nameplate of the unit). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 12 Charge the liquid refrigerant as follows: Then A siphon tube is present Charge with the cylinder upright. (i.e., the cylinder is marked with "Liquid filling siphon attached") ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 14 Use an appropriate screwdriver for tightening the terminal screws. A screwdriver with a small head will damage the head and make proper tightening impossible. ▪ Over-tightening the terminal screws may break them. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 16: Specific Installer Safety Instructions
The appliance shall be stored so as to prevent mechanical damage and in a well- ventilated room without continuously operating ignition sources (example: open flames, an operating gas appliance or an operating electric heater). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 17 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. Opening and closing the unit (see "7.2 Opening and closing the units" [ 70]) DANGER: RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed.
Page 18 For a translation of its legend, see "16.4 Wiring diagram: Indoor unit" [ 270]. WARNING ALWAYS use multicore cable for power supply cables. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 19 To guarantee the unit is completely earthed, ALWAYS connect the backup heater power supply and the earth cable. INFORMATION Details of type and rating of fuses, or rating of circuit breakers are described in "9 Electrical installation" [ 111]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 20 The water in the tank can be very hot. CAUTION Make sure to open the valve (if equipped) towards the expansion vessel, otherwise the overpressure will be generated. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 21 ▪ Use a separate recovery system so that the unit's compressor does NOT have to operate. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 22: About The Box
To remove the accessories from the domestic hot water tank kit ............... Checklist for the required DHW accessories.......................... 4.1 Outdoor unit 4.1.1 To unpack the outdoor unit ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 23: To Handle The Outdoor Unit
4.1.3 To remove the accessories from the outdoor unit 1 Lift the outdoor unit. See "4.1.2 To handle the outdoor unit" [ 23]. 2 Remove the accessories at the bottom of the package. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 24: Indoor Unit
Brass compression coupler e Discharge pipe (for pressure relief valve) f General safety precautions g Addendum book for optional equipment h Indoor unit installation manual ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 25: To Handle The Indoor Unit
Instruction sheet g Expansion vessel of 18 l – 3/4" Male BSP NOTICE All piping MUST be installed according to section G3 of the Building Regulations. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 26: Checklist For The Required Dhw Accessories
Adaptor 22 mm×3/4" Female BSP T-piece 22 mm×22 mm×22 mm Tundish 15 mm inlet, 22 mm outlet Wall mounting set for expansion vessel Instruction sheet Expansion vessel of 18 l – 3/4" Male BSP ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 27: 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 Model series ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 28: Identification Label: Indoor Unit
The U-beams are installation brackets on which the outdoor unit can be installed. It is recommended to install this option in colder regions with possible low ambient temperatures or heavy snowfall. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 29: Possible Options For The Indoor Unit
For installation instructions, see the installation manual of the room thermostat and the addendum book for optional equipment. Digital I/O PCB (EKRP1HBAA) The digital I/O PCB is required to provide following signals: ▪ Alarm output ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 30 For installation instructions, see the instruction sheet of the pipe bend kit. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 31 The installation of the optional Smart grid relay kit is required in case of high voltage Smart grid contacts (EKRELSG). For installation instructions, see "9.3.11 To connect a Smart Grid" [ 132]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 33: Setting Up The Space Heating/Cooling System
SH normal/DHW off NOTICE A differential pressure bypass valve can be integrated in the system. Keep in mind that this valve might not be shown on the illustrations. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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 OFF condition. No separation between ▪ Code: [C-05] heating or cooling demand. Benefits ▪ Cooling. The heat pump convector offers, besides heating capacity, also excellent cooling capacity. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 38: Multiple Rooms - One Lwt Zone
Setup ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 39 Underfloor heating or radiators – Multiple external room thermostats Setup A Main leaving water temperature zone B Room 1 C Room 2 a External room thermostat b Bypass valve ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 40 Heat pump convectors – Multiple rooms Setup A Main leaving water temperature zone B Room 1 C Room 2 a Heat pump convectors (+ controllers) ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 41 Comfort. You can set the desired room temperature, including schedules, for each room via the remote controller of the heat pump convectors. Combination: Underfloor heating + Heat pump convectors – Multiple rooms Setup ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 42: Multiple Rooms - Two Lwt Zones
If the heat emitters selected for each room are designed for different leaving water temperatures, you can use different leaving water temperature zones (maximum In this document: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 43 E Room 3 a Heat pump convectors (+ controllers) b Dedicated Human Comfort Interface (BRC1HHDA used as room thermostat) c Mixing valve station d Pressure regulating valve ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 44 ▪ Other rooms external room thermostat functionality Number of water temperature zones: 1 (Dual zone): Main + additional ▪ #: [4.4] ▪ Code: [7-02] ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 45: Setting Up An Auxiliary Heat Source For Space Heating
Space heating is turned ON, and DHW tank operation is turned OFF ▪ Domestic hot water is always produced by the DHW tank connected to the indoor unit. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 46 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 47 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 48: Setting Up The Domestic Hot Water Tank
Example: If the DHW consumption of a family (4 persons) per day is as follows: ▪ 3 showers ▪ 1 bath ▪ 3 sink volumes Then the DHW consumption = (3×100 l)+(1×150 l)+(3×10 l)=480 l ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 49 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 50: Setup And Configuration - Dhw Tank
For more information, see "10 Configuration" [ 138]. ▪ You can program a schedule to control the DHW pump via the user interface. For more information, see the user reference guide. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 51: Dhw Pump For Disinfection
You can read out the energy data: For space heating For space cooling For domestic hot water production ▪ You can read out the energy data: Per month Per year ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 52: Produced Heat
6.5.3 Normal kWh rate power supply General rule One power meter that covers the entire system is sufficient. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 53 The electrical meter cannot easily be installed in the electrical cabinet. 230 V and 400 V three-phase grids are combined (very uncommon), because of technical limitations of power meters. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 54: Preferential Kwh Rate Power Supply
Power meter (L e Fuse (L f Fuse (L g Outdoor unit (L h Indoor unit (L i Backup heater (L S1S Preferential kWh rate power supply contact ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 55: 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. Power input ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 56: 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 57: Power Limitation Process
Produced heat Consumed energy A Outdoor unit B Backup heater a Limited outdoor unit operation b Full outdoor unit operation c Backup heater step 1 turned ON ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 58: Bbr16 Power Limitation
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: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 59 To protect the outdoor unit, the internal sensor of the outdoor unit is always used. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 60: Unit Installation
(example: open flames, an operating gas appliance or an operating electric heater). WARNING DO NOT reuse refrigerant piping that has been used with any other refrigerant. Replace the refrigerant pipes or clean thoroughly. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 61: Installation Site Requirements Of The Outdoor Unit
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 62 If the outdoor unit is exposed to direct sea winds, install a windbreaker. ▪ Height of windbreaker≥1.5×height of outdoor unit ▪ Mind the service space requirements when installing the windbreaker. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 63: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
3 Reattach the screws to the unit. 4× a Suction grille Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 64: Installation Site Requirements Of The Indoor Unit
When outdoor unit (ERGA04E▲V3▼ or 20 m ERGA04~08E▲V3A▼) is at highest location When indoor unit is at highest location 20 m Refrigerant piping length is the one-way length of liquid piping. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 65: Special Requirements For R32 Units
(example: open flames, an operating gas appliance or an operating electric heater) and have a room size as specified below. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 66: Installation Patterns
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 67 SINGLE leak occurs. Example: If two indoor units are installed in the room, each with its own outdoor unit, then you have to consider the refrigerant charge of the largest indoor-outdoor combination. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 68 ▪ 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 69 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 70: Opening And Closing The Units
DANGER: RISK OF BURNING/SCALDING "8.2.8 To connect the refrigerant piping to the outdoor unit" [ 89] and "9.2.1 To connect the electrical wiring to the outdoor unit" [ 115]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 71: To Close The Outdoor Unit
2 Remove the user interface panel. Open the hinges at the top and slide the top panel upwards. NOTICE If you remove the user interface panel, also disconnect the cables from the back of the user interface panel to prevent damage. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 72 ▪ When you need access to the high voltage switch box 2× 5 If you need access to the high voltage components, remove the high voltage switch box cover. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 73: To Lower The Switch Box On The Indoor Unit
2 Tilt the switch box to the front and lift it out of its hinges. 2× 3 Place the switch box lower on the unit. Use the 2 hinges located lower on the unit. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 74: To Close The Indoor Unit
In any case, provide at least 300 mm of free space below the unit. Additionally, make sure the unit is positioned at least 100 mm above the maximum expected level of snow. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 75 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 76 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 77: 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 "4.1.2 To handle the outdoor unit" [ 23]. 2 Install the outdoor unit as follows: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 78: 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). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 79 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). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 80: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 81: Mounting The Indoor Unit
4 Adjust the height of the leveling feet to compensate for floor irregularities. The maximum allowed deviation is 1°. ≤1° NOTICE Do NOT tilt the unit forwards: 1° 1° 0° ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 82: To Connect The Drain Hose To The Drain
It is recommended to use a tundish to collect the water. Option 1: Through the left side panel 3× Option 2: Through the right side panel 3× ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 83: Piping Installation
Also read the precautions and requirements in the "2 General safety precautions" [ 10]. Also see "7.1.4 Special requirements for R32 units" [ 65] for additional requirements. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 84: Refrigerant Piping Insulation
Before connecting the refrigerant piping Make sure the outdoor and indoor unit are mounted. Typical workflow Connecting the refrigerant piping involves: ▪ Connecting the refrigerant piping to the outdoor unit ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 85: Precautions When Connecting The Refrigerant Piping
▪ Use caution when passing copper tubes through walls (see figure below). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 86: Guidelines When Connecting The Refrigerant Piping
Do NOT re-use flares. Use new flares to prevent refrigerant gas leakage. ▪ Use flare nuts that are included with the unit. Using different flare nuts may cause refrigerant gas leakage. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 87: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 88: 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: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 89: 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× ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 90: To Connect The Refrigerant Piping To The Indoor Unit
8.3.1 About checking the refrigerant piping The outdoor unit's internal refrigerant piping has been factory tested for leaks. You only have to check the outdoor unit's external refrigerant piping. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 91: Precautions When Checking The Refrigerant Piping
Soap water may contain salt, which absorbs moisture that will freeze when the piping gets cold. ▪ Soap water contains ammonia which may lead to corrosion of flared joints (between the brass flare nut and the copper flare). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 92: To Perform Vacuum Drying
Make sure to open the stop valves after installing the refrigerant piping and performing vacuum drying. Running the system with the stop valves closed may break the compressor. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 93: To Insulate The Refrigerant Piping
Charging additional refrigerant When the total liquid piping length is more than specified (see later). Completely recharging refrigerant Example: ▪ When relocating the system. ▪ After a leak. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 94: Precautions When Charging Refrigerant
≥27 m), you need to comply with the minimum floor area requirements for the indoor unit. For more information, see "7.1.3 Installation site requirements of the indoor unit" [ 64]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 95: To Determine The Complete Recharge Amount
If a multilingual fluorinated greenhouse gases label is delivered with the unit (see accessories), peel off the applicable language and stick it on top of a. b Factory refrigerant charge: see unit name plate ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 96: Preparing Water Piping
Because brass is a soft material, use appropriate tooling for connecting the water circuit. Inappropriate tooling will cause damage to the pipes. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 97 Water temperature. All installed piping and piping accessories (valve, connections,…) MUST withstand the following temperatures: INFORMATION The following figure is an example and may NOT completely match your system layout ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 98 Vertical length below tundish, before first elbow or bend ≥300 mm Continuous fall after first elbow or bend ≥1:200 Maximum resistance ≤9 m Resistance created by each elbow or bend 0.8 m ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 99 To do this, also connect the cold water supply for the cold water taps to the pressure reducing valve of the domestic hot water tank kit. a Cold water supply into house at 5 bar b To 5 bar taps ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 100: Formula To Calculate The Expansion Vessel Pre-Pressure
There are no requirements for the minimum water volume. INFORMATION In critical processes, or in rooms with a high heat load, extra water might be required. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 101 Use the following graph to determine the maximum water volume for the calculated pre-pressure. a Pre-pressure (bar) b Maximum water volume (l) Example: Maximum water volume and expansion vessel pre-pressure ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 102: Changing The Pre-Pressure Of The Expansion Vessel
"11.4 Checklist during commissioning" [ 234]. 8.5.4 Changing the pre-pressure of the expansion vessel NOTICE ONLY a licensed installer may adjust the pre-pressure of the expansion vessel. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 103: To Check The Water Volume: Examples
Because 250 l is lower than 290 l, the expansion vessel is appropriate for the installation. 8.6 Connecting water piping 8.6.1 About connecting the water piping Before connecting the water piping Make sure the outdoor and indoor unit are mounted. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 104: Precautions When Connecting The Water Piping
These shut-off valves are field supplied. ▪ However, make sure there is no valve between the pressure relief valve (delivered with the domestic hot water tank kit) and the DHW tank. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 105 "8.5.3 To check the water volume and flow rate" [ 100] and "11.4.1 Minimum flow rate" [ 234]. NOTICE Install air purge valves at all local high points. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 106: To Connect The Water Piping For Domestic Hot Water
Tundish 15 mm inlet, 22 mm outlet 1 Pre-assemble the adaptor and expansion vessel so that the expansion vessel is ready for installation. 2 Mount the expansion vessel to the wall. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 107 The following example shows discharge below fixed grating (Building Regulation G3 section 3.61 gives alternative points of discharge): ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 108 Do NOT install any valves between the domestic hot water tank and relief valves/ expansion vessel. ▪ Do NOT install shut-off valves between the expansion relief valve and the domestic hot water tank. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 109: To Connect The Recirculation Piping
3 Close all water taps after all air is purged. 4 Check for water leaks. 5 Manually operate the field-installed pressure relief valve to ensure a free water flow through the discharge pipe. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 110: To Insulate The Water Piping
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 111: Electrical Installation
Typical workflow Connecting the electrical wiring typically consists of the following stages: ▪ "9.2 Connections to the outdoor unit" [ 115] ▪ "9.3 Connections to the indoor unit" [ 117] ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 112: Precautions When Connecting The Electrical Wiring
If stranded conductor wires are used, install a round crimp-style terminal on the end of the wire. Place the round crimp-style terminal on the wire up to the covered part and fasten the terminal with the appropriate tool. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 113 M4 (X1M) 1.2~1.5 M4 (earth) Indoor unit: Item Tightening torque (N•m) 2.45 ±10% 0.88 ±10% 0.88 ±10% 2.45 ±10% X10M 0.88 ±10% M4 (earth) 1.47 ±10% ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 114: Specifications Of Standard Wiring Components
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 115: Overview Of Electrical Connections Except External Actuators
"9.2.1 To connect the electrical wiring to the outdoor unit" [ 115]. Interconnection cable 9.2.1 To connect the electrical wiring to the outdoor unit 1 Remove the switch box cover. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 116 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 117: 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]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 118 Maximum running current: 100 mA For the main zone: ▪ [2.9] Control ▪ [2.A] Ext thermostat type For the additional zone: ▪ [3.A] Ext thermostat type ▪ [3.9] (read-only) Control ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 119 Addendum book for optional equipment Wires: 2×(0.75~1.25 mm²). Must be sheathed. Maximum length: 200 m See installation manual of the LAN adapter for room thermostat (wired or wireless): ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 120: To Connect The Main Power Supply
3 Upper switch box cover 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) — ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 121 16 V DC detection (voltage supplied by PCB). The voltage-free contact shall ensure the minimum applicable load of 15 V DC, 10 mA. [9.8] Benefit kWh power supply Connect X11Y to X11YB. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 122: To Connect The Backup Heater Power Supply
9.3.2 To connect the backup heater power supply Backup heater type Power supply Wires 1N~ 230 V (6V3) 2+GND 3~ 230 V (6T1) 3+GND [9.3] Backup heater ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 123 Connect the power supply of the backup heater as follows: Q1DI a Factory-mounted cable connected to the contactor of the backup heater, inside the switch box (K1M) b Field wiring (see table below) ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 124: To Connect The Shut-Off Valve
Wires: 2×0.75 mm² Maximum running current: 100 mA 230 V AC supplied by PCB ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 125: To Connect The Electricity Meters
3 Fix the cable with cable ties to the cable tie mountings. 9.3.4 To connect the electricity meters Wires: 2 (per meter)×0.75 mm² Electricity meters: 12 V DC pulse detection (voltage supplied by PCB) [9.A] Energy metering ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 126: To Connect The Domestic Hot Water Pump
DHW pump output. Maximum load: 2 A (inrush), 230 V AC, 1 A (continuous) [9.2.2] DHW pump [9.2.3] DHW pump schedule 1 Open the following (see "7.2.4 To open the indoor unit" [ 71]): ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 127: To Connect The Alarm Output
1 Top panel 2 User interface panel 3 Upper switch box cover 2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 128: To Connect The Space Cooling/Heating On/Off Output
2 User interface panel 3 Upper switch box cover 2 Connect the space cooling/heating ON/OFF output cable to the appropriate terminals as shown in the illustration below. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 129: To Connect The Changeover To External Heat Source
Bivalent is only possible in case of 1 leaving water temperature zone with: ▪ room thermostat control, OR ▪ external room thermostat control. Wires: 2×0.75 mm² Maximum load: 0.3 A, 250 V AC Minimum load: 20 mA, 5 V DC [9.C] Bivalent ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 130: To Connect The Power Consumption Digital Inputs
[9.9] Power consumption control. 1 Open the following (see "7.2.4 To open the indoor unit" [ 71]): 1 Top panel 2 User interface panel 3 Upper switch box cover ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 132: To Connect A Smart Grid
Smart Grid relay kit (EKRELSG). The 2 incoming Smart Grid contacts can activate the following Smart Grid modes: Smart Grid contact Smart Grid operation mode Free running ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 133 1 Open the following (see "7.2.4 To open the indoor unit" [ 71]): 1 Top panel 2 User interface panel 3 Upper switch box cover 2 Connect the wiring as follows: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 134 Coil sides of relays c, d Contact sides of relays e Jumper (factory-mounted). If you also connect a safety thermostat (Q4L), replace the jumper with the safety thermostat wires. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 135 1 2 3 4 X10M 5 6 9 10 2 Connect the low voltage wiring as follows: X5M.4 X5M.3 1314 3 Connect the high voltage wiring as follows: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 136: To Connect The Wlan Cartridge (Delivered As Accessory)
9.4 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). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 137 Electrical installation Without low voltage cables With low voltage cables ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 138: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 139: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 140 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 141: 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! ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 142: Configuration Wizard
168] 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) ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 143: 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 144: 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 145 Installed heat emitter type: Underfloor heating Fancoil unit Radiator Leaving water temperature setpoint ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 146: Main Menu Screen
Shows the applicable symbol of your unit. Space heating/ cooling Put the unit in heating mode or cooling mode. You cannot change the mode on heating only models. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 147: 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 148: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 149: Preset Values And Schedules
"Possible to a schedule. schedules" [ 150] Select which schedule you currently want to use for a specific control. The system contains some predefined schedules. You can: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 150 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 151 "To set the space operation mode" [ 184]. cooling > Operation mode schedule Schedule (per month) for when to operate the unit in heating mode and when in cooling mode. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 152: Schedule Screen: Example
This example shows how to set a room temperature schedule in heating mode for the main zone. INFORMATION The procedures to program other schedules are similar. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 153 To clear the content of a day schedule 1 Select the day of which you want to clear the content. For example Friday User defined 1 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 154 Monday. To copy the schedule to the other weekdays 1 Select Monday. User defined 1 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 155 3 Use the left dial to select an entry and edit the entry with the right dial. 8:00 21°C 23:00 18°C --:-- 4 Confirm the changes. 5 Select Saturday. 6 Select Copy. 7 Select Sunday. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 156: Setting The Energy Prices
▪ 3 electricity price levels ▪ a weekly schedule timer for electricity prices. Example: How to set the energy prices on the user interface? ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 157 NOTICE Make sure to modify the setting of the energy prices at the end of the incentive period. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 158: Weather-Dependent Curve
Because it reacts more quickly, it prevents high rises and drops of the indoor temperature and water temperature at tap points. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 159: 2-Points 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) Example ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 160: Slope-Offset Curve
Examples Weather-dependent curve when slope is selected: Weather-dependent curve when offset is selected: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 161: Using Weather-Dependent Curves
10.5.4 Using weather-dependent curves Configure weather-dependent curves as following: To define the setpoint mode To use the weather-dependent curve, you need to define the correct setpoint mode: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 162 You cannot configure the curve with temperatures that are higher or lower than the set maximum and minimum setpoints for that zone or for the tank. When the maximum or minimum setpoint is reached, the curve flattens out. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 163: Settings Menu
To display the error code, open the menu screen and go to [0] Malfunctioning. Press more information about the error. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 164: Room
"10.4.3 Schedule screen: Example" [ 152]. Cooling schedule Only applicable for reversible models. Define a cooling schedule of the room temperature in [1.3] Cooling schedule. "10.4.3 Schedule screen: Example" [ 152]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 165 Under leaving water temperature control, room frost protection is NOT guaranteed. However, if room antifrost [1.4] is activated, limited frost protection by the unit is possible: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 166 4°C Space heating/cooling is ON and There is no room frost protection. the operation mode is "cooling" Room thermostat control ([C‑07]=2) ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 167 "6.7 Setting up an external temperature sensor" [ 58]). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 168: 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: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 169 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]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 170 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 171 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): ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 172 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 173 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]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 174 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 175 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 176 ▪ 3°C~10°C Leaving water temperature: Modulation Only applicable in case of room thermostat control. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 177 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 178 The weather-dependent curve can be defined using the 2-points method or the Slope-Offset method. "10.5.2 2-points curve" [ 159] and "10.5.3 Slope-offset curve" [ 160]. Code Description [2.E] ▪ 2-points ▪ Slope-Offset ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 179: 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" [ 170]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 180 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): ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 181 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: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 182 External room thermostat,or Room thermostat. Ext thermostat type Only applicable in external room thermostat control. Also see "10.6.3 Main zone" [ 168]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 183: Space Heating/Cooling
This unit is a heating only model. Therefore, all references to cooling in this document are NOT applicable. Overview The following items are listed in the submenu: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 184 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 185 If the outdoor temperature is between the Space heating off temperature and the Space cooling off temperature, the operation mode remains unchanged. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 186 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 187 In heating: a Additional LWT zone: Highest temperature b Main LWT zone: Lowest temperature c Mixing station ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 188 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 189 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 190 7: 70% pump speed during sampling ▪ 8: 60% pump speed during sampling The maximum values depend on the unit type: [9-0D]=0 [9-0D]=1/5 a (kPa) a (kPa) b (l/min) b (l/min) ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 191 0°C.This compensation can be selected when using an absolute or a weather dependent desired temperature (see illustration below). 0°C 0°C a Absolute desired LWT b Weather dependent desired LWT ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 192: 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" [ 164]. 10.6.6 Tank Overview The following items are listed in the submenu: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 193 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 194 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 195 3: Wednesday ▪ 4: Thursday ▪ 5: Friday ▪ 6: Saturday ▪ 7: Sunday [5.7.3] [2‑02] Start time [5.7.4] [2‑03] Tank setpoint: 60°C [5.7.5] [2‑04] Duration: 40~60 minutes ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 196 The maximum temperature that users can select for the domestic hot water. You can use this setting to limit the temperatures at the hot water taps. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 197 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
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]). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 200: User Settings
Setting the starting date and ending date of your holiday. To check if holiday mode is activated and/or running is displayed on the home screen, holiday mode is active. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 201 To use quiet mode 1 Go to [7.4.1]: User settings > Quiet > Mode. 2 Do one of the following: — ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 202 3 Define the restrictions (time + level) to be used after midday (PM): ▪ [7.4.4.4] PM Restricted time Example: From 3 p.m. to 7 p.m. ▪ [7.4.4.5] PM Restricted level Example: Most quiet ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 203 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. 3 Confirm the changes. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 204 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 Renewable heat incentive per kWh ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 205: Information
Example: Energy meterings, holiday settings. INFORMATION This does not reset the configuration settings and field settings of the indoor unit. Code Description [8.A] Reset the MMI EEPROM to factory default ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 206: Installer Settings
[9.C] Bivalent [9.D] Alarm output [9.E] Auto restart [9.F] Power saving function [9.G] Disable protections [9.H] Forced defrost [9.I] Overview field settings [9.N] Export MMI settings ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 207 When turned on, the pump runs and makes sure hot water is instantly available at the tap. To save energy, only turn on the pump during periods of the day when instant hot water is necessary. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 208 [6‑03]+[6‑04]. INFORMATION If [4‑0A]=3 and emergency mode is active, the power usage of the backup heater is maximal and equal to 2×[6‑03]+[6‑04]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 209 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 210 NOT confirm emergency operation. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 211 [9.6.2] [5‑03] Priority temperature: Defines the outdoor temperature which below the backup heater will assist during domestic hot water heating. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 212 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 213 Code Description [9.7] [4-04] Water pipe freeze prevention: ▪ 0: Continuous pump operation ▪ 1: Non continuous pump operation ▪ 2: Off ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 214 Therefore, always enable the auto restart function. ▪ 3 Smart grid: A Smart Grid is connected to the system ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 215 Yes: The extra energy from the photovoltaic panels is buffered in the DHW tank, and in the space heating/cooling circuit (i.e. heat up or cool down the room). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 216 The protective functions (room frost protection, tank disinfection) and defrost are NOT overruled (capacity will not be limited for these functions) Also see "Protective functions" [ 225]. Recommended on: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 217 Type: ▪ 0 Amp: The limitation values are set in A. ▪ 1 kW: The limitation values are set in kW. Limit when [9.9.1]=Continuous and [9.9.2]=Amp: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 218 58] for detailed information about this functionality. INFORMATION Restriction: BBR16 settings are only visible when the language of the user interface is set to Swedish. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 219 ▪ 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 220 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 221 [C‑03], [C‑04], and T calc Based on the settings above, the heat pump system calculates a value T , which is calc variable between [C‑03] and [C‑03]+[C‑04]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 222 Boiler efficiency: 0.9 Then: COP = (20/6)×0.9 = 3 Make sure to use the same units of measurement for the electricity price and gas price (example: both c€/kWh). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 223 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 224 To enable the power saving function setting, [E‑08] needs to be enabled on the user interface. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 225 [9.I]. See "To modify an overview setting" [ 140]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 226: Commissioning
[A.3] Air purge [A.4] UFH screed dryout About commissioning See: "11 Commissioning" [ 232] 10.6.11 User profile [B] User profile: See "To change the user permission level" [ 139]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 227: Operation
The WLAN cartridge or WLAN module (only one of the two needed) connects the system to the internet. The user can then control the system via the ONECTA app. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 228 Mode: Turn AP mode ON (= WLAN cartridge/module active as access point) or OFF. Code Description [D.1] Enable AP mode: ▪ ▪ Reboot: Reboot the WLAN cartridge/module. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 229 ▪ 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 230: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 231: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 232: Commissioning
NOT applicable. 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 commissioning and hand-over to the user.
Page 233: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 234: Checklist During Commissioning
For a correct operating unit, it is important to check if the minimum flow rate is reached. If needed, modify the bypass valve setting. Minimum required flow rate 12 l/min ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 235: Air Purge Function
During air purge function, pump speed limitation [9‑0D] is NOT applicable. The air purge function automatically stops after 30 minutes. INFORMATION For best results, air purge each loop separately. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 236: 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: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 237: Actuator Test Run
"To change the — user permission level" [ 139]. 2 Go to [A.2]: Commissioning > Actuator test run. 3 Select a test from the list. Example: Pump. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 238: Underfloor Heating Screed Dryout
The UFH screed dryout function can be executed without finishing the outdoor installation. In this case, the backup heater will perform the screed dryout and supply the leaving water without heat pump operation. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 239 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 240 2 Press the left dial to open the menu structure and to: 1 View the status of sensors and actuators. — 2 Adjust the current program — ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 241 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 242: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 243: Maintenance And Service
General maintenance/inspection checklist. Next to the maintenance instructions in this chapter, a general maintenance/inspection checklist is also available on the Daikin Business Portal (authentication required). The general maintenance/inspection checklist is complementary to the instructions in this chapter and can be used as a guideline and reporting template during maintenance.
Page 244: Yearly Maintenance
Keep water pressure above 1 bar. If it is lower, add water. Magnetic filter/dirt separator a Screw connection b Magnetic sleeve c Drain valve d Drain cap The yearly maintenance of the magnetic filter/dirt separator consists of: ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 245 Pressure relief valve hose Check whether the pressure relief valve hose is positioned appropriately to drain the water. See "7.4.4 To connect the drain hose to the drain" [ 82]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 246 EU directive 2020/2184. Pressure reducing valve Depending on local water conditions, annual inspection of the integral line strainer, pressure reducing valve cartridge and seating may be necessary. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 247: To Drain The Domestic Hot Water Tank
Prerequisite: Turn OFF the respective circuit breaker. Prerequisite: Close the cold water supply. Prerequisite: Open all the hot water tapping points to allow air to enter the system. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 248: To Inspect The Inside Of The Domestic Hot Water Tank
Prerequisite: Open all the hot water tapping points to allow air to enter the system. Prerequisite: Remove the top panel. See "7.2.4 To open the indoor unit" [ 71]. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 249: About Cleaning The Water Filter In Case Of Trouble
3 Close the valve (if equipped) of the water circuit towards the expansion vessel. 4 Remove the cap on the bottom of the magnetic filter/dirt separator. 5 Connect a drain hose to the bottom of the water filter. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 250: To Clean The Water Filter In Case Of Trouble
Bottom part to be unscrewed b Water filter housing 3 Remove the strainer and the rolled‑up filter from the water filter housing and clean with water. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 251: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 252: Troubleshooting
Carry out a thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring. 14.2 Precautions when troubleshooting DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING/SCALDING ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 253: Solving Problems Based On Symptoms
If the problem persists after you have conducted all of the above checks, contact your dealer. In some cases, it is normal that the unit decides to use a low water flow. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 254: Symptom: Hot Water Does Not Reach The Desired Temperature
Change the schedule to not start both disinfection) and space heating operation modes at the same moment. operation are scheduled to start at the same time. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 255: Symptom: The System Is Making Gurgling Noises After Commissioning
▪ The pre-pressure setting of the expansion vessel is correct (see "8.5.4 Changing the pre-pressure of the expansion vessel" [ 102]). ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 256: Symptom: The Pressure Relief Valve Opens
▪ If the water keeps running out of the unit, close both the water inlet and outlet shut-off valves first and then contact your dealer. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 257: Symptom: The Space Is Not Sufficiently Heated At Low Outdoor Temperatures
▪ Increase the "space heating priority temperature" to activate backup heater operation at a higher outdoor temperature. [9.6.3]: Installer settings > Balancing > Priority temperature [5‑03] ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 258: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High
This should be done by a licensed installer or by your local dealer. This chapter gives you an overview of most possible error codes and their descriptions as they appear on the user interface. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 259: To Display The Help Text In Case Of A Malfunction
Heat exchanger freeze-up protection activated during cooling operation. (error) 89-06 Heat exchanger freeze-up protection activated during cooling operation. (warning) 8F-00 Abnormal increase outlet water temperature (DHW) ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 260 OU: Malfunction of discharge pipe temperature F6-00 OU: Abnormal high pressure in cooling FA-00 OU: Abnormal high pressure, actuation of HPS H0-00 OU: Voltage/current sensor problem ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 261 U2-00 OU: Defect of power supply voltage U3-00 Underfloor heating screed dryout function not completed correctly U4-00 Indoor/outdoor unit communication problem U5-00 User interface communication problem ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 262 Error AJ-03 is reset automatically from the moment there is a normal tank heat-up. INFORMATION The user interface will display how to reset an error code. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 263: 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. ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 264 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 265: Technical Data
This unit is a heating only model. Therefore, all references to cooling in this document are NOT applicable. 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 266: 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 267: Piping Diagram: Indoor Unit
Shut-off valve for service (if equipped) g Expansion vessel h Magnetic filter/dirt separator i Safety valve j Air purge k Drain valve l Pump m Flow sensor n Backup heater ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 268: 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 269 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 270: Wiring Diagram: Indoor Unit
Demand PCB Demand PCB Safety thermostat Safety thermostat Smart Grid Smart Grid WLAN module WLAN module WLAN cartridge WLAN cartridge Main LWT Main leaving water temperature ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 271 # Domestic hot water pump # 2-way valve for cooling mode PC (A15P) * Power circuit PHC1 (A4P) * Optocoupler input circuit Thermal protector backup heater ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 272 (2) Backup heater power supply (2) Backup heater power supply Only for *** Only for *** (3) User interface (3) User interface ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 273 Min. load Minimum load Only for demand PCB option Only for demand PCB option Only for digital I/O PCB option Only for digital I/O PCB option ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 274 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 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 275 Only for Human Comfort Interface 2 core 2×0.75 X5M: 11-12 A14P: P1-P2 user interface communication Only for LAN adapter 2 core 2×0.75 A13P: P1-P2 LAN adapter communication 4D130331D ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 276 0.829 0.907 0.970 1.028 1.084 1.137 1.187 1.236 1.283 1.328 1.371 1.413 1.454 1.494 1.533 1.571 1.608 1.644 1.679 1.714 1.748 1.781 1.814 1.846 1.877 1.909 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 277 16.7 Table 3 – Minimum bottom opening area for natural ventilation: indoor unit dm=m –m (kg) Minimum bottom opening area (cm H=600 mm 1.80 1.60 1.40 1.20 1.00 0.80 0.60 0.40 0.20 ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 278 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". ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 279: Esp Curve: Indoor Unit
Description Hot water capacity Reheat time EHVH04SU18EA6V 145 l 15 min 26 sec EHVH04SU18EJ6V EHVH04SU23EA6V 195 l 20 min 06 sec EHVH04SU23EJ6V EHVH08SU18EA6V 145 l 15 min 26 sec EHVH08SU18EJ6V EHVH08SU23EA6V 195 l 20 min 06 sec EHVH08SU23EJ6V ERGA04~08E + EHVH04+08SU18+23E Installer reference guide Daikin Altherma 3 R F 4P629090-1C – 2022.08...
Page 280: Warning Label
WARNING TO INSTALLER ■ This installation is subject to building regulation approval, notify Local Authority of intention to install. ■ Use only manufacturer's recommended spare parts. Contact your local Daikin dealer. ■ Installed by name address tel. No.
Page 281 WARNING TO INSTALLER ■ This installation is subject to building regulation approval, notify Local Authority of intention to install. ■ Use only manufacturer's recommended spare parts. Contact your local Daikin dealer. ■ Installed by name address tel. No.
Page 282: 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 283: Field Settings Table
1/11 Field settings table Applicable indoor units EHBX04E▲6V▼ EHBX08E▲6V▼ EHBX08E▲9W▼ EHBH04E▲6V▼ EHBH08E▲6V▼ EHBH08E▲9W▼ EHVX04S18E▲3V▼ EHVX04S18E▲6V▼ EHVX04S23E▲3V▼ EHVX04S23E▲6V▼ EHVX08S18E▲6V▼ EHVX08S18E▲9W▼ EHVX08S23E▲6V▼ EHVX08S23E▲9W▼ EHVH04S18E▲6V▼ EHVH04S23E▲6V▼ EHVH08S18E▲6V▼ EHVH08S18E▲9W▼ EHVH08S23E▲6V▼ EHVH08S23E▲9W▼ EHVH04SU18E▲6V▼ EHVH04SU23E▲6V▼ EHVH08SU18E▲6V▼ EHVH08SU23E▲6V▼ Notes (*1) *3V* (*2) *6V* (*3) *9W* (*4) EHB* (*5) EHV* (*6) *X* (*7) *H*...
Page 284 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 285 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 286 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 287 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 288 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 289 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 290 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 291 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 292 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 293 11/11...
Page 296 4P629090-1C 2022.08 Verantwortung für Energie und Umwelt...

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Altherma erga06e v3h series Altherma erga08e v3h series Altherma erga04e v3a series Altherma erga06e v3a series Altherma erga08e v3a series Altherma ehvh04su18e 6v series ... Show all

Daikin Altherma ERGA04E V3 Series 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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Summary of Contents for Daikin Altherma ERGA04E V3 Series