Page 1 Installer reference guide Daikin Altherma 3 R F https://daikintechnicaldatahub.eu ERGA04EAV3 EHVH04S18E*6V EHVX04S18E*3V ERGA06EAV3H EHVH04S23E*6V EHVX04S18E*6V(G) ERGA08EAV3H EHVH08S18E*6V EHVX04S23E*3V ERGA04EAV3A EHVH08S23E*6V EHVX04S23E*6V(G) ERGA06EAV3A EHVH08S18E*9W EHVX08S18E*6V(G) ERGA08EAV3A EHVH08S23E*9W EHVX08S23E*6V(G) EHVX08S18E*9W EHVX08S23E*9W...
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 7.1.5 Installation patterns ............................65 Installer reference guide ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 3 Specifications of standard wiring components....................108 9.1.4 About electrical compliance........................... 108 9.1.5 About preferential kWh rate power supply....................108 9.1.6 Overview of electrical connections except external actuators ..............109 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 4 Actuator test run ............................234 11.4.5 Underfloor heating screed dryout ......................... 235 12 Hand-over to the user 13 Maintenance and service 13.1 Maintenance safety precautions............................ 240 Installer reference guide ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 5 Table 3 – Minimum bottom opening area for natural ventilation: indoor unit ............272 16.8 ESP curve: Indoor unit..............................274 17 Glossary 18 Field settings table ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A –...
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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 18 A phase advancing capacitor will reduce performance and may cause accidents. WARNING Make sure that the electrical wiring does NOT touch the refrigerant gas pipe, which can be very hot. a Refrigerant gas pipe ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 19 Commissioning method MUST be in accordance with the instructions from this manual. See "11 Commissioning" [ 229]. Maintenance and service (see "13 Maintenance and service" [ 240]) DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING/SCALDING ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 21 ▪ Use a separate recovery system so that the unit's compressor does NOT have to operate. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 22: About The Box
▪ Prepare the path along which you want to bring the unit inside in advance. 4.2 Outdoor unit 4.2.1 To unpack the outdoor unit ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 23: To Handle The Outdoor Unit
4.2.3 To remove the accessories from the outdoor unit 1 Lift the outdoor unit. See "4.2.2 To handle the outdoor unit" [ 23]. 2 Remove the accessories at the bottom of the package. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 24: Indoor Unit
▪ Unpack the indoor unit completely according to the instructions mentioned on the unpacking instructions sheet. 4.3.1 To unpack the indoor unit 8× ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 25: To Remove The Accessories From The Indoor Unit
Handles at the back of the unit b Handles at the bottom of the unit. Carefully tilt the unit to the back so that the handles become visible. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 26: About The Units And Options
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 5.1.2 Identification label: Indoor unit Location ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 27: Combining Units And Options
Low sound cover (EKLN08A1) In sound sensitive areas (e.g. near a bedroom), you can install the low sound cover to decrease the operation noise of the outdoor unit. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 29 ▪ The installation manual of the heat pump convector ▪ The installation manual of the heat pump convector options ▪ The addendum book for optional equipment ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 30: Possible Combinations Of Indoor Unit And Outdoor Unit
"9.3.11 To connect a Smart Grid" [ 127]. 5.2.3 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit ERGA04 ERGA06 ERGA08 EHVH/X04 — — EHVH/X08 — ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 31: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 32: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 33: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 34 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 35 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 36 (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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 37: Multiple Rooms - One Lwt Zone
Setup ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 38 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 39 Heat pump convectors – Multiple rooms Setup A Main leaving water temperature zone B Room 1 C Room 2 a Heat pump convectors (+ controllers) ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 40 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 41: 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: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 42 (no real cooling), or NOT allow it. See setup below. Setup Three bizone kit system variations are possible: System without hydraulic separator: System with hydraulic separator for main zone: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 43 This is to guarantee the correct water flow balance between the main leaving water temperature zone and the additional leaving water temperature zone in relation to the required capacity of both water temperature zones. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 44 The user interface integrated in the indoor unit decides the space operation mode. Mind that the operation mode on each remote controller of the heat pump convectors must be set to match the indoor unit. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 45 The combination of the two heat emitter systems provides the excellent heating comfort of the underfloor heating, and the excellent cooling comfort of the heat pump convectors. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 46: Setting Up An Auxiliary Heat Source For Space Heating
During heating operation of the auxiliary boiler, the auxiliary boiler operates to achieve the desired water temperature set via the auxiliary boiler controller. Setup A Main leaving water temperature zone ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 47 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 48: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 49 ▪ The lower the desired DHW tank temperature, the more cost effective. By selecting a larger DHW tank, you can lower the desired DHW tank temperature. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 50: Setup And Configuration - Dhw Tank
For the electrical wiring, see "9.3.5 To connect the domestic hot water pump" [ 121]. ▪ For more information about connecting the recirculation connection, see "8.6.4 To connect the recirculation piping" [ 103]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 51: Dhw Pump For Disinfection
Via the user interface, you can read out the following energy data: Produced heat Consumed energy ▪ You can read out the energy data: For space heating For space cooling For domestic hot water production ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 52: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 53: Normal Kwh Rate Power Supply
Fuse (L d Outdoor unit (L d Outdoor unit (L e Indoor unit (L e Indoor unit (L f Backup heater (L f Backup heater (L ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 54: Preferential Kwh Rate Power Supply
1 5 0 45 08 96 .0 05 X5M/5+6 X5M/3+4 X5M/9+10 A Outdoor unit B Indoor unit a Electrical cabinet (L /N): Preferential kWh rate power supply ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 55: Setting Up The Power Consumption Control
Defrost operation. Otherwise, if defrosting is interrupted several times, the heat exchanger will freeze up. ▪ Space heating and DHW production by allowing the backup heater step 1. ▪ Anti-legionella operation. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 56: Permanent Power Limitation
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
Turns OFF the outdoor unit. Example If the configuration is as follows: Power limitation level does NOT allow operation of backup heater (step 1). Then power consumption is limited as follows: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 58: Bbr16 Power Limitation
▪ Set the power consumption control settings in [9.9] via the user interface (see "Power consumption control" [ 211]): Activate BBR16 Set the desired power limitation level ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 59: Setting Up An External Temperature Sensor
To protect the outdoor unit, the internal sensor of the outdoor unit is always used. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 60: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 61 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 62 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 63: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 64: Installation Site Requirements Of The Indoor Unit
If you have limited installation space, do the following before installing the unit in its final position: "7.4.4 To connect the drain hose to the drain" [ 81]. It requires to remove one or both side panels. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 65: 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 66 "16.6 Table 2 – Minimum floor area: indoor unit" [ 272] and "16.7 Table 3 – Minimum bottom opening area for natural ventilation: indoor unit" [ 272]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 67 ▪ 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 68 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 69: Opening And Closing The Units
DANGER: RISK OF BURNING/SCALDING "8.2.8 To connect the refrigerant piping to the outdoor unit" [ 88] and "9.2.1 To connect the electrical wiring to the outdoor unit" [ 109]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 70: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 71 ▪ 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 72: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 73: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 74 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 75 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 76: 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" [ 23]. 2 Install the outdoor unit as follows: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 77: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 78 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 79: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 80: 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° ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 81: 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× ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 82: Piping Installation
[ 65] for additional requirements. ▪ Piping length: See "7.1.3 Installation site requirements of the indoor unit" [ 64]. ▪ Piping material: Phosphoric acid deoxidised seamless copper. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 83: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 84: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 85: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 86: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 87: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 88: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 89: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 90: 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). ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 91: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 92: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 93: 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]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 94: 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 95: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 96 Water temperature. All installed piping and piping accessories (valve, connections,…) MUST withstand the following temperatures: INFORMATION The following illustration is an example and might NOT match your system layout. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 97 Domestic hot water tank – Capacity. To avoid stagnation of water, it is important that the storage capacity of the domestic hot water tank meets the daily consumption of domestic hot water. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 98: Formula To Calculate The Expansion Vessel Pre-Pressure
For EHVX*, check that the total water volume in the installation is minimum 10 litres. INFORMATION In critical processes, or in rooms with a high heat load, extra water might be required. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 99 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 100: Changing The Pre-Pressure Of The Expansion Vessel
"11.4 Checklist during commissioning" [ 231]. 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 101: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 102: Precautions When Connecting The Water Piping
To avoid damage to the surroundings in case of water leakage, it is recommended to close the domestic cold water inlet shut‑off valves during periods of absence. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 103: To Connect The Recirculation Piping
2 Cut out the rubber grommet on top of the unit, and remove the stop. The recirculation connector is placed below the hole. 3 Route the recirculation piping through the grommet and connect it to the recirculation connector. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 104: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 105: Electrical Installation
Typical workflow Connecting the electrical wiring typically consists of the following stages: ▪ "9.2 Connections to the outdoor unit" [ 109] ▪ "9.3 Connections to the indoor unit" [ 111] ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 106: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 107 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% ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 108: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 109: Overview Of Electrical Connections Except External Actuators
"9.2.1 To connect the electrical wiring to the outdoor unit" [ 109]. Interconnection cable 9.2.1 To connect the electrical wiring to the outdoor unit 1 Remove the switch box cover. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 110 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 111: Connections To The Indoor Unit
Space cooling/heating "9.3.7 To connect the space cooling/heating ON/ operation control output" [ 123]. Changeover to external "9.3.8 To connect the changeover to external heat source control heat source" [ 124]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 112 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 113 Installation manual of the bizone kit ▪ Addendum book for optional equipment Use the cable delivered with the bizone kit. [9.P] Bizone kit for room thermostat (wired or wireless): ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 114: 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) — ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 115 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 116: 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 2+GND 1N~ 230 V (6V3) 2+GND 3~ 230 V (6T1) 3+GND 3N~ 400 V 4+GND ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 117 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) ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 118 230 V AC *6V (6V3: 1N~ 230 V) Q1DI 1N~, 50 Hz 230 V AC *6V (6T1: 3~ 230 V) Q1DI 3~, 50 Hz L1 L2 L3 230 V AC ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 119: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 120: To Connect The Electricity Meters
1 Top panel 2 User interface panel 3 Upper switch box cover 2 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 121: To Connect The Domestic Hot Water Pump
2 User interface panel 3 Upper switch box cover 2 Connect the domestic hot water pump cable to the appropriate terminals as shown in the illustration below. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 122: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 123: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 124: To Connect The Changeover To External Heat Source
Minimum load: 20 mA, 5 V DC [9.C] Bivalent 1 Open the following (see "7.2.4 To open the indoor unit" [ 70]): 1 Top panel 2 User interface panel 3 Upper switch box cover ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 125: To Connect The Power Consumption Digital Inputs
2 User interface panel 3 Upper switch box cover 2 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 126: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 127: 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 128 1 Open the following (see "7.2.4 To open the indoor unit" [ 70]): 1 Top panel 2 User interface panel 3 Upper switch box cover 2 Connect the wiring as follows: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 129 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 130 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: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 131: 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). ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 132 Electrical installation Without low voltage cables With low voltage cables ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 133: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 134: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 135 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 136: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 137: Configuration Wizard
163] 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 138: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 139: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 140 Installed heat emitter type: Underfloor heating Fancoil unit Radiator Leaving water temperature setpoint ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 141: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 142: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 143: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 144: Preset Values And Schedules
"Possible to a schedule. schedules" [ 145] Select which schedule you currently want to use for a specific control. The system contains some predefined schedules. You can: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 145 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 146 "To set the space operation mode" [ 179]. cooling > Operation mode schedule Schedule (per month) for when to operate the unit in heating mode and when in cooling mode. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 147: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 148 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 149 Monday. To copy the schedule to the other weekdays 1 Select Monday. User defined 1 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 150 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 151: 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? ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 152 NOTICE Make sure to modify the setting of the energy prices at the end of the incentive period. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 153: Weather-Dependent Curve
Because it reacts more quickly, it prevents high rises and drops of the indoor temperature and water temperature at tap points. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 154: 2-Points Curve
See "10.5.4 Using weather-dependent curves" [ 156]. 10.5.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) Example ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 155: Slope-Offset Curve
Examples Weather-dependent curve when slope is selected: Weather-dependent curve when offset is selected: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 156: 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: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 157 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 158: Settings Menu
To display the error code, open the menu screen and go to [0] Malfunctioning. Press more information about the error. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 159: Room
"10.4.3 Schedule screen: Example" [ 147]. 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" [ 147]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 160 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: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 161 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) ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 162 "6.7 Setting up an external temperature sensor" [ 59]). ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 163: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 164 Define a heating temperature schedule for the main zone via [2.2] Heating schedule. "10.4.3 Schedule screen: Example" [ 147]. Cooling schedule Define a cooling temperature schedule for the main zone via [2.3] Cooling schedule. "10.4.3 Schedule screen: Example" [ 147]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 165 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 166 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 167 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 168 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 169 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 170 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 171 ▪ 3°C~10°C Leaving water temperature: Modulation Only applicable in case of room thermostat control. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 172 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 173 The weather dependent curve can be defined using the 2-points method or the Slope-Offset method. "10.5.2 2-points curve" [ 154] and "10.5.3 Slope-offset curve" [ 155]. Code Description [2.E] ▪ 2-points ▪ Slope-Offset ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 174: Additional Zone
Example" [ 147]. Setpoint mode The setpoint mode of the additional zone can be independently set from the setpoint mode of the main zone. "Setpoint mode" [ 165]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 175 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 176 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 177 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" [ 163]. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 178: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 179 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 180 If the outdoor temperature is between the Space heating off temperature and the Space cooling off temperature, the operation mode remains unchanged. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 181 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 182 In heating: a Additional LWT zone: Highest temperature b Main LWT zone: Lowest temperature c Mixing station ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 183 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 184 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 185 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 186 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 187: 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" [ 159]. 10.6.6 Tank Overview The following items are listed in the submenu: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 188 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 189 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 190 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 191 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 192 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 193 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 194 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 195: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 196 To use quiet mode 1 Go to [7.4.1]: User settings > Quiet > Activation. 2 Do one of the following: — ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 197 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 198 197]. 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 199: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 200: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 201 • [E-05]: Can the system prepare domestic hot water? • [E-06]: Is a domestic hot water tank installed in the system? • [E-07]: What kind of domestic hot water tank is installed? ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 202 Code Description [9.3.1] [E‑03] ▪ 2: 3V ▪ 3: 6V ▪ 4: 9W Voltage ▪ For a 3V model, this is fixed to 230V, 1ph. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 203 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 204 When Emergency is set to Automatic and a heat pump failure occurs, the backup heater automatically takes over the domestic hot water production and space heating. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 205 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 206 Range: 0°C~20°C Timers For simultaneous space and domestic hot water operation request. [8-02]: Anti-recycle timer [8-01] [8-02] ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 207 [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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 208 [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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 209 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 210 The 2 incoming Smart Grid contacts (see "9.3.11 To connect a Smart Grid" [ 127]) can activate the following Smart Grid modes: Smart Grid contact [9.8.5] Smart grid operation mode Free running Forced off ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 211 NOT possible in Forced on and Recommended on operation modes. Power consumption control Power consumption control "6 Application guidelines" [ 31] for detailed information about this functionality. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 212 This setting defines the priority of the electrical heaters depending on applicable limitation. As no booster heater is present, the backup heater will always be prioritised. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 213 2 power meters with different pulse frequencies. If only 1 or no power meter is used, select 'None' to indicate the corresponding pulse input is NOT used. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 214 This setting can be used to compensate for situations where the external outdoor ambient sensor cannot be installed on the ideal installation location. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 215 During bivalent operation, the heat pump is turned off. Set this value in case an auxiliary boiler is used. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 216 See illustration below for the schematic location of this contact. OFF ON YC Y1 Y2 Y3 Y4 Code Description 9.C.3 [C-03] Range: –25°C~25°C (step: 1°C) ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 217 Solar panels. If solar panels are used, set the electricity price value very low to promote the use of the heat pump. Code Description [7.5.1] User settings > Electricity price > High ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 218 When power returns after a power supply failure, the auto restart function reapplies the user interface settings at the time of the power failure. Therefore, it is recommended to always enable the function. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 219 [9.G]: Disable protections=Yes. After his work is done, he can enable the protective functions by setting [9.G]: Disable protections=No. Code Description [9.G] Disable protections: ▪ 0: No ▪ 1: Yes ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 220 2 On the user interface, go to [9.N] Export MMI settings. 3 Select OK. 4 Remove the USB memory stick and close the user interface — panel. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 221 Additional zone pump fixed PWM The speed of the additional zone pump can be fixed with this setting. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 222: Commissioning
About commissioning See: "11 Commissioning" [ 229] 10.6.11 User profile [B] User profile: See "To change the user permission level" [ 134]. Installer settings Commissioning User profile Operation Malfunctioning ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 223: Operation
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 224 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 225 ▪ INFORMATION You can only use this function if it is supported by the software version of the WLAN, and the software version of the Daikin Residential Controller app. Remove from cloud: Remove the WLAN cartridge/module from the cloud. Code Description [D.4]...
Page 226: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 227: Menu Structure: Overview Installer Settings
(*) Only applicable in Swedish language. INFORMATION Solar kit settings are shown but are NOT applicable for this unit. Settings shall NOT be used or changed. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 228 Configuration INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 229: 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 230: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 231: Checklist During Commissioning
1 Check the hydraulic configuration to find out which space — heating loops can be closed by mechanical, electronic, or other valves. 2 Close all space heating loops that can be closed. — ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 232: Air Purge Function
Space heating/cooling and Tank operation. 1 Set the user permission level to Installer. See "To change — the user permission level" [ 134]. 2 Go to [A.3]: Commissioning > Air purge. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 233: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 234: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 235: 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. Example: ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 236 [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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 237 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 238 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 239: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 240: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 241: Yearly Maintenance
▪ Checking if both parts of the magnetic filter/dirt separator are still screwed tight (a). ▪ Emptying the dirt separator as follows: 1 Take off the magnetic sleeve (b). ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 242 81]. Pressure relief valve of the domestic hot water tank (field supply) Open the valve. CAUTION Water coming out of the valve may be very hot. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 243: To Drain The Domestic Hot Water Tank
The water in the tank can be very hot. Prerequisite: Stop the unit operation via the user interface. Prerequisite: Turn OFF the respective circuit breaker. Prerequisite: Close the cold water supply. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 244: About Cleaning The Water Filter In Case Of Trouble
6 Open the valve on the bottom of the water filter to drain water from the water circuit. Collect the drained water in a bottle, sink,… using the installed drain hose. 7 Remove the 2 clips that fix the water filter. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 245: To Clean The Water Filter In Case Of Trouble
3 Remove the strainer and the rolled‑up filter from the water filter housing and clean with water. 4 Install the cleaned rolled‑up filter and strainer in the water filter housing. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 246: 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 247: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 248: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 249: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 250: Symptom: The Pump Is Making Noise (Cavitation)
(see "8.5.3 To check the water volume and flow rate" [ 98] and "8.5.4 Changing the pre-pressure of the expansion vessel" [ 100]). ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 251: Symptom: The Water Pressure Relief Valve Leaks
Go to: [9.3.7]: Installer settings > Backup heater > Equilibrium temperature [5‑01] ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 252: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High
The disinfection function was Program the start-up of the disinfection interrupted by domestic hot water function when the coming 4 hours NO tapping domestic hot water tapping is expected. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 253: Solving Problems Based On Error Codes
Result: A short description of the error and the error code is displayed on the screen. 2 Press in the error screen. Result: A long description of the error is displayed on the screen. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 254: Error Codes: Overview
Too long DHW heat-up time required C0-00 Flow sensor malfunction C4-00 Heat exchanger temperature sensor problem C5-00 Heat exchanger thermistor abnormality CJ-02 Room temperature sensor problem ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 255 J6-07 OU: Malfunction of heat exchanger thermistor JA-00 OU: Malfunction of high pressure sensor L1-00 Malfunction of INV PCB L3-00 OU: Electrical box temperature rise problem ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 256 Indoor unit, outdoor unit matching problem UA-16 Extension/hydro communication problem UA-17 Tank type problem UA-21 Extension/hydro mismatch problem UF-00 Reversed piping or bad communication wiring detection ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 257 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. ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 258: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 259 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 260: 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 261: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 262: 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 263: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 264 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 265: 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 266 # Domestic hot water pump # 2-way valve for cooling mode PC (A15P) * Power circuit PHC1 (A4P) * Optocoupler input circuit Thermal protector backup heater ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 267 (2) Backup heater power supply (2) Backup heater power supply Only for *** Only for *** (3) User interface (3) User interface ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 268 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 269 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 270 X2M: 30-35a 4 core signal signal main & add: X2M: 3-4 Only for Human Comfort Interface 2 core 2×0.75 X5M: 11-12 A14P: P1-P2 user interface communication 4D130331C ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 271 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 272 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 ERGA04~08EA + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 273 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 274: 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 + EHVH/X04+08S18+23EA/EJ Installer reference guide Daikin Altherma 3 R F 4P629086-1A – 2021.11...
Page 275: 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 276: 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 277 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 278 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 279 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 280 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 281 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 282 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 283 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 284 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 285 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 286 11/11...
Page 288 4P629086-1A 2021.11 Verantwortung für Energie und Umwelt...

Daikin Altherma 3 R F 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 3 R F