Page 1 Installer reference guide Daikin Altherma 3 R MT F https://daikintechnicaldatahub.eu ▲= 1, 2, 3, …, 9, A, B, C, …, Z ERRA08E▲V3▼ ELVH12S18E▲6V▼ ▼= , , 1, 2, 3, …, 9 ERRA10E▲V3▼ ELVH12S23E▲6V▼ ERRA12E▲V3▼ ELVH12S18E▲9W▼ ERRA08E▲W1▼ ELVH12S23E▲9W▼ ERRA10E▲W1▼ ELVX12S18E▲6V▼ ERRA12E▲W1▼...
Page 2: Table Of Contents
Additional installation site requirements of the outdoor unit in cold climates..........66 7.1.3 Installation site requirements of the indoor unit ..................67 7.1.4 Special requirements for R32 units........................ 68 7.1.5 Installation patterns ............................70 Installer reference guide ERRA08~12E + ELVH/X12S18+23E Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 3 Precautions when connecting the electrical wiring..................122 9.1.2 Guidelines when connecting the electrical wiring..................123 9.1.3 About electrical compliance........................... 124 9.1.4 About preferential kWh rate power supply....................124 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 4 Checklist before commissioning............................. 257 12.4 Checklist during commissioning ............................. 258 12.4.1 Minimum flow rate............................259 12.4.2 Air purge function............................259 12.4.3 Operation test run............................261 Installer reference guide ERRA08~12E + ELVH/X12S18+23E Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 5 Wiring diagram: Outdoor unit ............................298 17.5 Wiring diagram: Indoor unit ............................303 17.6 ESP curve: Indoor unit..............................309 18 Glossary 19 Field settings table ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 6: About This Document
The original instructions are written in English. All other languages are translations of the original instructions. 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 10: General Safety Precautions
WARNING Improper installation or attachment of equipment or accessories could result in electrical shock, short-circuit, leaks, fire or other damage to the equipment. ONLY use accessories, optional equipment and spare parts made or approved by Daikin unless otherwise specified. 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
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: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 16: Specific Installer Safety Instructions
Unit's connection point for the chimney = 1" male thread. Use a compatible counterpart for the chimney. ▪ Make sure the connection is airtight. ▪ The chimney material is unimportant. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 17 WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. Installation patterns (see "7.1.5 Installation patterns" [...
Page 18 Internal pressures need to be released with ALL the service ports indicated on the figures below opened. The location is depending on model type. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 19 ▪ Make electrical connections to the fixed wiring. ▪ All components procured on-site and all electrical construction MUST comply with the applicable legislation. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 20 Details of type and rating of fuses, or rating of circuit breakers are described in "9 Electrical installation" [ 121]. Configuration (see "11 Configuration" [ 155]) CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 21 DANGER: RISK OF BURNING/SCALDING The water in the tank can be very hot. Troubleshooting (see "15 Troubleshooting" [ 274]) DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING/SCALDING ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 22 See: ▪ "7.3.6 To install the discharge grille" [ 88] ▪ "7.3.7 To remove the discharge grille, and put the grille in safety position" [ 90] ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 23: About The Box
To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. Crane Keep the slings within the marked area to not damage the unit. Forklift or pallet truck Enter the pallet from the heavy side. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 24: To Unpack The Outdoor Unit
After unpacking, carry the unit using the slings attached to the unit. See also: ▪ "4.1.2 To unpack the outdoor unit" [ 24] ▪ "7.3.4 To install the outdoor unit" [ 86] 4.1.2 To unpack the outdoor unit ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 25: To Remove The Accessories From The Outdoor Unit
Multilingual fluorinated greenhouse gases label i Fluorinated greenhouse gases label j Energy label k Discharge grille (upper + lower part) l Installation manual – Discharge grille ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 26: Indoor Unit
Shut-off valve b Differential pressure bypass valve c Declaration of conformity d Addendum book for optional equipment e Addendum software changelog f Addendum commercial warranty ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 27: To Handle The Indoor Unit
Handles at the back of the unit b Handles at the bottom of the unit. Carefully tilt the unit to the back so that the handles become visible. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 28: About The Units And Options
High water temperature – ambient zone 2 (see operation range) Refrigerant R32 Capacity class Model series Power supply: V3=1N~, 220~240 V, 50 Hz W1=3N~, 380~415 V, 50 Hz 5.1.2 Identification label: Indoor unit Location ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 29: Combining Units And Options
Room thermostat (EKRTWA, EKRTRB) You can connect an optional room thermostat to the indoor unit. This thermostat can either be wired (EKRTWA) or wireless (EKRTRB). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 30 For installation instructions, see the installation manual of the remote outdoor sensor and the addendum book for optional equipment. INFORMATION You can only connect either the remote indoor sensor or the remote outdoor sensor. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 31 For installation instructions, see the installation and operation manual of the Human Comfort Interface (HCI) as room thermostat, and the addendum book for optional equipment. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 32: Possible Combinations Of Indoor Unit And Outdoor Unit
For installation instructions, see "9.3.11 To connect a Smart Grid" [ 148]. 5.2.3 Possible combinations of indoor unit and outdoor unit Indoor unit Outdoor unit ERRA08 ERRA10 ERRA12 ELVH/X12 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 33: 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 34: Setting Up The Space Heating/Cooling System
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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 35: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 36 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 37 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 38 ▪ 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 39: Multiple Rooms - One Lwt Zone
Human Comfort Interface (BRC1HHDA) or an external room thermostat), while the other rooms are controlled by so-called thermostatic valves, which open or close depending on the room temperature. Setup ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 40 Underfloor heating – Multiple external room thermostats Setup A Main leaving water temperature zone B Room 1 C Room 2 a External room thermostat b Bypass valve ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 41 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 c Relay ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 42 Compared with radiators for one room: ▪ Comfort. You can set the desired room temperature, including schedules, for each room via the room thermostats. Heat pump convectors – Multiple rooms Setup ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 43 Compared with heat pump convectors for one room: ▪ Comfort. You can set the desired room temperature, including schedules, for each room via the remote controller of the heat pump convectors. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 44 INFORMATION To increase comfort and performance, we recommend to install the valve kit option EKVKHPC on each heat pump convector. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 45: Multiple Rooms - Two Lwt Zones
In cooling mode, you can allow the underfloor heating (main zone) to provide refreshment (no real cooling), or NOT allow it. See setup below. Setup Three bizone kit system variations are possible: System without hydraulic separator: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 46 For this system, a direct pump is required for the additional zone. A Additional leaving water temperature zone B Room 1 C Room 2 D Main leaving water temperature zone ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 47 (X2M/35a and X2M/30). The indoor unit will only supply the desired additional leaving water temperature when there is an actual demand. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 48 If the main zone must be shut off during cooling mode to prevent condensation on the floor, set it accordingly. "Bizone kit" [ 247] for more information on configuration of the bizone kit. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 49: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 50 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 60°C. To do so: Set the desired water temperature via the auxiliary boiler controller to maximum 60°C.
Page 51: Setting Up The Domestic Hot Water Tank
6.4 Setting up the domestic hot water tank 6.4.1 System layout – Integrated DHW tank A Domestic hot water a Cold water IN b Hot water OUT ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 52: Selecting The Volume And Desired Temperature For The Dhw Tank
Then V =307 l DHW consumption (equivalent hot water volume at 40°C) Required DHW tank volume if only heated once DHW tank temperature Cold water temperature ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 53: Setup And Configuration - Dhw Tank
Thermodynamic cycle of the heat pump Electrical backup heater ▪ For more information about optimizing the energy consumption for producing domestic hot water, see "11 Configuration" [ 155]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 54: Dhw Pump For Instant Hot Water
The DHW pump is field-supplied and its installation is the responsibility of the installer. For the electrical wiring, see "9.3.5 To connect the domestic hot water pump" [ 142]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 55: Setting Up The Energy Metering
Setup and configuration: No additional equipment needed. 6.5.2 Consumed energy You can use the following methods to determine the consumed energy: ▪ Calculating ▪ Measuring ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 56: Normal Kwh Rate Power Supply
▪ Three-phase outdoor unit Three-phase ▪ Backup heater supplied from a three- phase grid, i.e. the backup heater model is: *6V (6T1: 3~ 230 V) *9W (3N~ 400 V) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 57: Preferential Kwh Rate Power Supply
Power meter 2: Measures the rest (i.e. indoor unit and backup heater). Setup ▪ Connect power meter 1 to X5M/5 and X5M/6. ▪ Connect power meter 2 to X5M/3 and X5M/4. "9.3.4 To connect the electricity meters" [ 141]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 58: Setting Up The Power Consumption Control
Allows you to limit the power consumption of the entire heat pump system (sum of indoor unit and backup heater) via 4 digital inputs. ▪ Limitation of power in kW or current in A. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 59: Permanent Power Limitation
Power input t Time DI Digital input (power limitation level) a Power limitation active b Actual power input Setup and configuration ▪ No additional equipment needed. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 60: Power Limitation Activated By Digital Inputs
6.6.2 Power limitation activated by digital inputs Power limitation is also useful in combination with an energy management system. The power or current of the entire Daikin system is limited dynamically by digital inputs (maximum four steps). Each power limitation level is set via the user interface by limiting one of the following: ▪...
Page 61: Power Limitation Process
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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 62: Bbr16 Power Limitation
In case Smart Grid Forced off mode is active, the outdoor unit compressor and electrical heaters will NOT operate. Setup and configuration "9.3.11 To connect a Smart Grid" [ 148] and "Benefit kWh power supply" [ 234]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 63: Setting Up An External Temperature Sensor
To protect the outdoor unit, the internal sensor of the outdoor unit is always used. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 64: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 65: Installation Site Requirements Of The Outdoor Unit
It is NOT recommended to install the unit in the following places because it may shorten the life of the unit: ▪ Where the voltage fluctuates a lot ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 66: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
7.1.2 Additional installation site requirements of the outdoor unit in cold climates Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 67: Installation Site Requirements Of The Indoor Unit
Maximum height difference between indoor unit and outdoor 30 m unit Refrigerant piping length is the one-way length of liquid piping. ▪ Mind the following spacing installation guidelines: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 68: Special Requirements For R32 Units
Do NOT use means to accelerate the defrosting process or to clean the equipment, other than those recommended by the manufacturer. ▪ Be aware that R32 refrigerant does NOT contain an odour. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 69 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 70: Installation Patterns
If no chimney is installed, this is the default point of release in case of refrigerant leakage. If needed, you can connect a chimney here. Chimney Bottom opening for natural ventilation Top opening for natural ventilation ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 71 Unit's connection point for the chimney = 1" male thread. Use a compatible counterpart for the chimney. ▪ Make sure the connection is airtight. ▪ The chimney material is unimportant. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 72 ▪ Must be ≥50% of A (minimum bottom opening area). nv-min Min. 50% ▪ Must be ≥1.5 m from the floor. of A nv-min (≥A nv-min ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 73 Ventilation openings must comply with A and with nv-min "Conditions ventilation openings" on previous page). Min. 50% Min. 50% ΔH1 of A of A nv-min nv-min (≥A (≥A nv-min nv-min ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 74 1.91 m 1.74 m 3.65 kg 3.96 m 2.64 m 2.26 m 2.02 m 1.84 m 1.71 m 3.85 kg 4.18 m 2.79 m 2.38 m 2.13 m 1.95 m 1.80 m 1.68 m 4.05 kg 4.40 m 2.93 m 2.51 m 2.24 m 2.05 m 1.89 m 1.77 m ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 75 1.498 dm² 0.792 dm² 1.86 m 5.369 dm² 3.401 dm² 2.562 dm² 1.789 dm² 1.002 dm² 0.209 dm² 2.06 m 4.700 dm² 2.629 dm² 1.681 dm² 0.809 dm² 2.26 m 4.103 dm² 1.934 dm² 0.886 dm² 2.46 m 3.565 dm² 1.302 dm² 0.160 dm² 2.66 m 3.074 dm² 0.721 dm² ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 76 Floor area of room A (m²) [! NOT room A + room B !] 4.00 m² 6.00 m² 8.00 m² 10.00 m² 12.00 m² 14.00 m² 16.00 m² 2.86 m 2.624 dm² 0.183 dm² 3.06 m 2.206 dm² ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 77 For intermediate refrigerant charges, use the row with the higher value. Example: If the refrigerant charge is 3.5 kg, use the row of 3.55 kg. Total refrigerant charge (kg) (dm²) nv-min 3.25 kg 9.1 dm² 3.35 kg 9.2 dm² ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 78: Opening And Closing The Units
DANGER: RISK OF BURNING/SCALDING 1 Open the service cover. 2 If necessary, open the side cover. This is, for example, necessary in the following cases: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 79: To Remove The Transportation Stay
2 Remove the screws (5×) from the transportation stay. Remove the transportation stay and dispose of it. Keep 4 screws to attach the compressor cover piece (see "7.2.4 To attach the compressor cover piece" [ 80]). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 80: To Attach The Compressor Cover Piece
7.2.5 To close the outdoor unit NOTICE When closing the outdoor unit cover, make sure that the tightening torque does NOT exceed 4.1 N•m. 1 If necessary, close the side cover. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 81: To Open The Indoor Unit
7.2.6 To open the indoor unit Overview a Top panel b User interface panel c Switch box cover d Front panel e High voltage switch box cover ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 82 X 1 4 Y 3 Remove the switch box cover. 4× 4 If necessary, remove the front plate. This is, for example, necessary in the following cases: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 83: To Lower The Switch Box On The Indoor Unit
1 Remove the fixing plate at the top of the unit. 2 Tilt the switch box to the front and lift it out of its hinges. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 84: To Close The Indoor Unit
7.3.1 About mounting the outdoor unit When You have to mount the outdoor and indoor unit before you can connect the refrigerant and water piping. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 85: Precautions When Mounting The Outdoor Unit
Use 4 sets of M12 anchor bolts, nuts and washers. Provide at least 150 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. Anchor points (mm) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 86: To Install The Outdoor Unit
To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. 1 Carry the unit by its slings, and put it onto the installation structure. 2 Fix the unit to the installation structure. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 87: To Provide Drainage
(see the following figure). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 88: To Install The Discharge Grille
O-ring. Make sure the O-ring is installed correctly to prevent leakage. 7.3.6 To install the discharge grille INFORMATION Electrical wiring. Before installing the discharge grille, connect the electrical wiring. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 89 4 Align and attach the left side. 5 Align and attach the middle part. 6 Align and attach the right side. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 90: To Remove The Discharge Grille, And Put The Grille In Safety Position
88] ▪ "7.3.7 To remove the discharge grille, and put the grille in safety position" [ 90] 1 Remove the upper part of the discharge grille. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 91 4 Align the ball stud and hook on the grille with their counterparts on the unit. 5 Insert the hook. 6 Insert the ball stud. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 92: Mounting The Indoor Unit
3 Slide the indoor unit into position. 4 Adjust the height of the leveling feet to compensate for floor irregularities. The maximum allowed deviation is 1°. ≤1° ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 93: To Connect The Drain Hose To The Drain
4 Reattach the side panel. Ensure the water can flow through the drain tube. It is recommended to use a tundish to collect the water. Option 1: Through the left side panel 3× ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 94 Unit installation Option 2: Through the right side panel 3× ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 95: Piping Installation
68] for additional requirements. ▪ Piping length: See "7.1.3 Installation site requirements of the indoor unit" [ 67]. ▪ Piping material: phosphoric acid deoxidised seamless copper ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 96: Refrigerant Piping Insulation
Insert refrigerant piping into the outdoor unit as straight as possible. If necessary, ensure that piping bends are not placed close to the rubber grommet. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 97: About Connecting The Refrigerant Piping
▪ Use caution when passing copper tubes through walls (see figure below). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 98: Guidelines When Connecting The Refrigerant Piping
8.2.4 Pipe bending guidelines Use a pipe bender for bending. All pipe bends should be as gentle as possible (bending radius should be 30~40 mm or larger). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 99: To Flare The Pipe End
▪ Set the nitrogen pressure to 20 kPa (0.2 bar) (just enough so it can be felt on the skin) with a pressure-reducing valve. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 100: Using The Stop Valve And Service Port
ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 101: To Connect The Refrigerant Piping To The Outdoor Unit
Piping protection. Protect the field piping against physical damage. 1 Open the outdoor unit step 1 and 2 ("7.2.2 To open the outdoor unit" [ 78]). 2 Detach the outer side of the rubber grommet. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 102 NOTICE Any exposed piping might cause condensation. 6 Reattach the outer side of the rubber grommet. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 103: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 104: Precautions When Checking The Refrigerant Piping
8.3.3 Checking refrigerant piping: Setup a Pressure gauge b Nitrogen c Refrigerant d Weighing scale e Vacuum pump f Stop valve ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 105: To Check For Leaks
5 If you do NOT reach the target vacuum or CANNOT maintain the vacuum for 1 hour, do the following: ▪ Check for leaks again. ▪ Perform vacuum drying again. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 106: Charging Refrigerant
2 The outdoor unit's external refrigerant piping is checked (leak test, vacuum drying). 3 Vacuum drying on the outdoor unit's internal refrigerant piping is performed. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 107 1 Determining how much refrigerant to charge. 2 Charging refrigerant. 3 Filling in the fluorinated greenhouse gases label, and fixing it to the inside of the outdoor unit. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 108: Precautions When Charging Refrigerant
1 Connect the refrigerant cylinder to the service port of the gas stop valve. 2 Charge the additional refrigerant amount. 3 Open the stop valves. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 109: Completely Recharging Refrigerant
4 Charge the complete refrigerant amount. 5 Deactivate the vacuum mode (see "To activate/deactivate the vacuum mode field setting" [ 109]). 6 Open the gas stop valve. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 110: To Fix The Fluorinated Greenhouse Gases Label
Deformation of the piping can cause malfunctioning of the unit. ▪ Connecting piping – Tools. Only use appropriate tooling to handle brass, which is a soft material. If NOT, pipes will get damaged. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 111 NOT exceeded. The minimum water pressure to operate is 1 bar (=0.1 MPa). ▪ Water temperature. All installed piping and piping accessories (valve, connections,…) MUST withstand the following temperatures: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 112 "6.4.5 DHW pump for disinfection" [ 54]. ▪ Thermostatic mixing valves. In accordance with the applicable legislation, it may be necessary to install thermostatic mixing valves. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 113: Formula To Calculate The Expansion Vessel Pre-Pressure
When circulation in each space heating/cooling loop is controlled by remotely controlled valves, it is important that the minimum water volume is guaranteed, even if all of the valves are closed. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 114 The pre-pressure should decrease by 0.1 bar for each metre below 7 m. ▪ Check if the water volume does exceed maximum allowed water volume. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 115: Changing The Pre-Pressure Of The Expansion Vessel
Changing the pre-pressure of the expansion vessel should be done by releasing or increasing nitrogen pressure through the Schrader valve of the expansion vessel. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 116: To Check The Water Volume: Examples
Connecting the recirculation piping. Connecting the drain hose to the drain. Filling the water circuit. Filling the domestic hot water tank. Insulating the water piping. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 117: Precautions When Connecting The Water Piping
DHW – Hot water OUT (screw connection, 3/4") 4 Install the following components (field supply) on the cold water inlet of the DHW tank: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 118 If this is NOT working correctly, overpressure will deform the tank and water leakage may occur. To confirm good operation, regular maintenance is required. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 119: To Connect The Recirculation Piping
INFORMATION Make sure both air purge valves (one on the magnetic filter and one on the backup heater) are open. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 120: To Fill The Domestic Hot Water Tank
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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 121: Electrical Installation
Typical workflow Connecting the electrical wiring typically consists of the following stages: ▪ "9.2 Connections to the outdoor unit" [ 126] ▪ "9.3 Connections to the indoor unit" [ 132] ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 122: Precautions When Connecting The Electrical Wiring
Do NOT push or place redundant cable length into the unit. NOTICE The distance between the high voltage and low voltage cables should be at least 50 mm. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 123: Guidelines When Connecting The Electrical Wiring
Single-core wire AA´ A´ Stranded conductor wire twisted to "solid-like" connection a Curled wire (single-core or twisted stranded conductor wire) b Screw c Flat washer ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 124: About Electrical Compliance
E.g. time-of-use rates, seasonal rates, Wärmepumpentarif in Germany and Austria, ... This equipment allows for connection to such preferential kWh rate power supply delivery systems. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 125: Overview Of Electrical Connections Except External Actuators
1 Power supply for outdoor unit 2 Power supply and interconnection cable to indoor unit 3 Power supply for backup heater 4 Preferential kWh rate power supply (voltage free contact) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 126: Connections To The Outdoor Unit
30 mA – MUST comply with national wiring residual current device regulation MCA=Minimum circuit ampacity. Stated values are maximum values (see electrical data of combination with indoor units for exact values). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 127: To Connect The Electrical Wiring To The Outdoor Unit
▪ Connect the wires to the terminal block. ▪ Fix the cable with a cable tie. Wires: 1N+GND Maximum running current: Refer to name plate on unit. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 128 ▪ Connect the wires to the terminal block (make sure the numbers match with the numbers on the indoor unit) and the earth screw. ▪ Fix the cable with a cable tie. Wires: (3+GND)×1.5 mm² — ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 129 ▪ Connect the wires to the terminal block. ▪ Fix the cable with a cable tie. Wires: 3N+GND Maximum running current: Refer to name plate on unit. — ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 130 ▪ Connect the wires to the terminal block (make sure the numbers match with the numbers on the indoor unit) and the earth screw. ▪ Fix the cable with a cable tie. Wires: (3+GND)×1.5 mm² — ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 131: To Reposition The Air Thermistor On The Outdoor Unit
9.2.3 To reposition the air thermistor on the outdoor unit This procedure is only necessary in areas with low ambient temperatures. Required accessory (delivered with the unit): Thermistor fixture. Click ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 132: Connections To The Indoor Unit
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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 133 ▪ Installation manual of the remote indoor sensor ▪ Addendum book for optional equipment Wires: 2×0.75 mm² [9.B.1]=2 (External sensor = Room) [1.7] Room sensor offset ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 134 Addendum book for optional equipment Wired room thermostat ▪ Installation manual of the wired room without multi-zoning base unit thermostat ▪ Addendum book for optional equipment ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 135: To Connect The Main Power Supply
2 Connect the main power supply. In case of normal kWh rate power supply Interconnection cable Wires: (3+GND)×1.5 mm² (= main power supply) — 1 2 3 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 136 15 V DC, 10 mA. [9.8] Benefit kWh power supply Connect X11Y to X11YB. 1N~, 50 Hz, 230 V AC, 6.3 A 1 2 3 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 137: To Connect The Backup Heater Power Supply
The backup heater capacity can vary, depending on the indoor unit model. Make sure that the power supply is in accordance with the backup heater capacity, as listed in the table below. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 138 Connect the backup heater power supply as follows: Q1DI a Factory-mounted cable connected to the contactor of the backup heater, inside the switch box (K5M) b Field wiring (see table below) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 139 C. K5M Safety contactor (in the lower switch box) Q1DI Earth leakage circuit breaker (field supply) SWB Switch box X6M Terminal (field supply) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 140: To Connect The Shut-Off Valve
3 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 141: To Connect The Electricity Meters
2 User interface panel 3 Upper switch box cover 3 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 142: To Connect The Domestic Hot Water Pump
3 Upper switch box cover 3 Connect the domestic hot water pump cable to the appropriate terminals as shown in the illustration below. M M2P ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 143: To Connect The Alarm Output
3 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 144: To Connect The Space Cooling/Heating On/Off Output
Wires connected to the space cooling/heating ON/OFF output Wire between X2M and A4P Installation of EKRP1HBAA is required. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 145: To Connect The Changeover To External Heat Source
78]. 2 Open the following (see "7.2.6 To open the indoor unit" [ 81]): 1 Top panel 2 User interface panel 3 Upper switch box cover ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 146: To Connect The Power Consumption Digital Inputs
2 User interface panel 3 Upper switch box cover 3 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 147: To Connect The Safety Thermostat (Normally Closed Contact)
3 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 148: 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 149 1 Open the following (see "7.2.6 To open the indoor unit" [ 81]): 1 Top panel 2 User interface panel 3 Upper switch box cover 2 Connect the wiring as follows: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 150 Contact sides of relays e Jumper (factory-mounted). If you also connect a safety thermostat (Q4L), replace the jumper with the safety thermostat wires. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 151 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: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 152: 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). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 153 Electrical installation Without low voltage cables With low voltage cables ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 154: Finishing The Outdoor Unit Installation
Gas pipe insulation c Interconnection cable d Field wiring (if applicable) e Liquid pipe f Liquid pipe insulation g Finishing tape 2 Install the service cover. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 155: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 156: To Access The Most Used Commands
▪ Confirm the pin code and proceed. Installer pin code The Installer pin code is 5678. Additional menu items and installer settings are now available. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 157 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 158: 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! ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 159: Configuration Wizard
Setpoint mode [2.4] Heating WD curve [2.5] (if applicable) Cooling WD curve [2.6] (if applicable) Schedule [2.1] WD curve type [2.E] Additional zone (only if [4.4]=1) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 160: Possible Screens
Hysteresis [5.9] and [5.A] 11.3 Possible screens 11.3.1 Possible screens: Overview The most common screens are as follows: – a Home screen b Main menu screen ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 161: Home Screen
Smart energy is available via solar panels or smart grid. Smart energy is currently being used for space heating. Smart energy is currently being used for domestic hot water. Space operation mode Cooling Heating ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 162 Installed heat emitter type: Underfloor heating Fancoil unit Radiator Measured room temperature Leaving water temperature setpoint Holiday mode Holiday mode active ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 163: Main Menu Screen
Enable/disable breadcrumbs. Submenu Description Malfunctioning Restriction: Only displayed if a malfunction occurs. "15.4.1 To display the help text in case of malfunction" [ 281] for more information. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 164: Menu Screen
Restriction: Only displayed if a wireless LAN (WLAN) is installed. Contains settings needed when configuring the ONECTA app. 11.3.4 Menu screen Example: Language Time/date Holiday ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 165: Setpoint Screen
Measured by the unit Desired temperature Turn the right dial to increase/ decrease. Submenu Turn or press the left dial to go to the submenu. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 166: Detailed Screen With Values
Schedule only present. ▪ Schedule + reheat [5.4] Reheat The software uses this preset value if setpoint the DHW tank mode is Schedule + reheat. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 167: Using And Programming Schedules
Example: For the schedule for the desired room temperature in heating mode, go to [1.2] Room > Heating schedule. 2 Select the name of the current schedule. User defined 1 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 168 Schedule for the desired leaving Possible actions: water temperature for the ▪ case weather-dependent: Shift main zone in cooling mode. temperatures within range. ▪ Otherwise: Temperatures within range ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 169 Note: In Schedule + reheat mode, the system also takes the user-defined preset value [5.4] Reheat setpoint into account. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 170: Schedule Screen: Example
4 Copy the schedule to the other weekdays. 5 Program the schedule for Saturday and copy it to Sunday. 6 Give the schedule a name. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 171 User defined 1 2 Select Delete. Delete Edit Copy 3 Select OK to confirm. To program the schedule for Monday 1 Select Monday. User defined 1 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 172 1 Select Monday. User defined 1 2 Select Copy. Delete Edit Copy Result: Next to the copied day, "C" is displayed. 3 Select Tuesday. User defined 1 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 173 8:00 21°C 23:00 18°C --:-- 4 Confirm the changes. 5 Select Saturday. 6 Select Copy. 7 Select Sunday. 8 Select Paste. Result: User defined 1 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 174: Setting The Energy Prices
[7.5.1]=12 To set the gas price 1 Go to [7.6]: User settings > Gas price. 2 Select the correct gas price. 3 Confirm the changes. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 175 To set the electricity price in case of an incentive per kWh renewable energy Calculate the value for the electricity price with following formula: ▪ Actual electricity price+Incentive/kWh ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 176: Weather-Dependent Curve
ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 177: 2-Points Curve
See "11.5.4 Using weather-dependent curves" [ 179]. 11.5.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) Example ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 178: Slope-Offset Curve
Examples Weather-dependent curve when slope is selected: Weather-dependent curve when offset is selected: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 179: Using Weather-Dependent Curves
11.5.4 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: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 180 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 181: Settings Menu
To display the error code, open the menu screen and go to [0] Malfunctioning. Press more information about the error. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 182: Room
Example" [ 170]. Cooling schedule Only applicable for reversible models. Define a cooling schedule of the room temperature in [1.3] Cooling schedule. "11.4.3 Schedule screen: Example" [ 170]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 183 Under leaving water temperature control, room frost protection is NOT guaranteed. However, if room antifrost [2‑06] is activated, limited frost protection by the unit is possible: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 184 ▪ Outdoor ambient temperature drops below 6°C ▪ the temperature setpoint of the leaving water will be lowered. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 185 When adjusting the room temperature ranges, all desired room temperatures are also adjusted to guarantee they are between the limits. Code Description [1.5.1] [3-07] Heating minimum [1.5.2] [3-06] Heating maximum [1.5.3] [3-09] Cooling minimum ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 186: Main Zone
[9-0A] Heating comfort setpoint ▪ [3-07]~[3-06]°C [1.9.2] [9-0B] Cooling comfort setpoint ▪ [3-09]~[3-08]°C 11.6.3 Main zone Overview The following items are listed in the submenu: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 187 Define a heating temperature schedule for the main zone via [2.2] Heating schedule. "11.4.3 Schedule screen: Example" [ 170]. Cooling schedule Define a cooling temperature schedule for the main zone via [2.3] Cooling schedule. "11.4.3 Schedule screen: Example" [ 170]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 188 10°C. Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 189 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): ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 190 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 191 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]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 192 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 193 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 194 Delta T heating: A minimum temperature difference is required for proper operation of heat emitters in heating mode. ▪ If [2-0C]=2, this is fixed to 8°C ▪ Else: 3°C~10°C ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 195 To increase efficiency, modulation can lower the leaving water setpoint. By setting the weather‑dependent curve to a higher position, it cannot drop below the minimum setpoint. See the illustration below. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 196 ▪ 0 No: is NOT influenced by changing the space operation mode to cooling. ▪ 1 Yes: closes when the space operation mode is cooling. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 197: Additional Zone
Code Description [3.1] Schedule: ▪ ▪ Heating schedule Define a heating temperature schedule for the additional zone via [3.2] Heating schedule. "11.4.3 Schedule screen: Example" [ 170]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 198 Setpoint mode: ▪ Fixed ▪ WD heating, fixed cooling ▪ Weather dependent Heating WD curve Set weather-dependent heating for the additional zone (if [3.4]=1 or 2): ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 199 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): ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 200 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: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 201 Leaving water. ▪ External room thermostat if the control type of the main zone is: External room thermostat,or Room thermostat. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 202 In [3.C] WD curve type, the chosen method is shown read-only (same value as in [2.E]). Code Description [2.E] / [3.C] ▪ 2-points ▪ Slope-Offset ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 203: Space Heating/Cooling
The status indicator shows if the unit is currently in operation: ▪ When the unit is not in operation, the status indicator will show a blue pulsation with an interval of approximately 5 seconds. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 204 ▪ Space cooling off temperature The outdoor temperature is time-averaged. If the outdoor temperature drops, the operation mode will switch to heating and vice versa. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 205 Only applicable when Automatic is selected and the system is configured in room thermostat control with 1 leaving water temperature zone and quick heat emitters. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 206 LWT zone. Code Description [4.4] [7‑02] ▪ 0: Single zone Only one leaving water temperature zone: a Main LWT zone ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 207 When the space heating/cooling operation is OFF, the pump is always OFF. When space heating/cooling operation is ON, you have the choice between these operation modes: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 208 Sample is ONLY available in leaving water temperature control. a Space heating/cooling control b Off c On d LWT temperature e Actual f Desired g Pump operation ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 209 Possible values: see below. [4.8.2] [9-0D] Restriction: Only displayed when the bizone kit (EKMIKPOA or EKMIKPHA) is installed. Pump limitation Additional zone Possible values: see below. Possible values: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 210 The maximum values depend on the unit type: [9-0D]/[9-0E]=0 [9-0D]/[9-0E]=1/5 a (kPa) a (kPa) b (l/min) b (l/min) [9-0D]/[9-0E]=2/6 [9-0D]/[9-0E]=3/7 a (kPa) a (kPa) b (l/min) b (l/min) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 211 0: No ▪ 1: increase 2°C, span 4°C ▪ 2: increase 4°C, span 4°C ▪ 3: increase 2°C, span 8°C ▪ 4: increase 4°C, span 8°C ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 212: Tank
[5.5] Schedule [5.6] Heat up mode [5.7] Disinfection [5.8] Maximum [5.9] Hysteresis [5.A] Hysteresis [5.B] Setpoint mode [5.C] WD curve [5.D] Margin [5.E] WD curve type ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 213 The storage economic temperature denotes the lower desired tank temperature. It is the desired temperature when a storage economic action is scheduled (preferably during day). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 214 CAUTION The disinfection function settings MUST be configured by the installer according to the applicable legislation. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 215 CAUTION Make sure that the disinfection function start time [5.7.3] with defined duration [5.7.5] is NOT interrupted by possible domestic hot water demand. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 216 The minimum ON temperature is 20°C, even if setpoint hysteresis is smaller than 20°C. Code Description [5.9] [6-00] Heat pump ON hysteresis ▪ 2°C~40°C ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 217 (according to the weather-dependent curve). During weather-dependent operation, the end-user cannot adjust the desired tank temperature on the user interface. Also see "11.5 Weather-dependent curve" [ 176]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 218 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 219 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]). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 220: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 221 To use quiet mode 1 Go to [7.4.1]: User settings > Quiet > Mode. 2 Do one of the following: — ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 222 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 223 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 224 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 225: Information
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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 226: Installer Settings
Lan adapter and WLAN. [8.9] Running hours Running hours of specific system components 11.6.9 Installer settings Overview The following items are listed in the submenu: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 227 • [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? ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 228 ▪ For a 6V model, this can be set to: 230V, 1ph 230V, 3ph ▪ For a 9W model, this is fixed to 400V, 3ph. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 229 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 230 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 231 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 232 Range: 0°C~20°C Timers For simultaneous space and domestic hot water operation request. [8-02]: Anti-recycle timer [8-01] [8-02] ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 233 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 234 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 235 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: ▪ ▪ ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 236 "9.3.11 To connect a Smart Grid" [ 148]) can activate the following Smart Grid modes: Smart Grid contact [9.8.5] Smart grid operation mode Free running Forced off ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 237 NOT possible in Forced on and Recommended on operation modes. Power consumption control Power consumption control "6 Application guidelines" [ 33] for detailed information about this functionality. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 238 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 239 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 240 Remark: This value has only meaning in room thermostat control. Ext. amb. sensor offset ONLY applicable in case an external outdoor ambient sensor is connected and configured. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 241 The purpose of this function is to determine which heating source can/will provide the space heating, either the heat pump system or the auxiliary boiler. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 242 PCB). When it is activated, the contact X1, X2 is closed and open when it is deactivated. See illustration below for the schematic location of this contact. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 243 [C‑03]=10.5 in case of COP=3 and LWT=55°C NOTICE Make sure to set the value of [5‑01] at least 1°C higher than the value of [C‑03]. Electricity and gas prices ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 244 ▪ 1 Normal: The alarm output will NOT be powered when an alarm occurs. See also table below (Alarm output logic). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 245 To enable the power saving function setting, [E‑08] needs to be enabled on the user interface. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 246 Do you want to start a defrost operation? ▪ Back ▪ NOTICE Forced defrost start-up. You can only start forced defrost when the heating operation has been running for a while. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 247 Number of zones = Dual zone) when a bizone kit is installed. See also "6.2.3 Multiple rooms – Two LWT zones" [ 45] and "Number of zones" [ 206]. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 248 The speed of the additional zone pump can be fixed with this setting. Code Description [9.P.3] [7-0A] Add zone pump fixed PWM: Fixed pump speed for additional (direct) zone. ▪ 20~95% (default: 95) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 249: Commissioning
"To change the user permission level" [ 156]. [B] User profile Installer settings Commissioning User profile Operation Malfunctioning 11.6.12 Operation Overview The following items are listed in the submenu: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 250: Wlan
The user can then control the system via the ONECTA app. This needs the following components in case of WLAN cartridge: This needs the following components in case of WLAN module: ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 251 Reboot: Reboot the WLAN cartridge/module. Code Description [D.2] Reboot the gateway: ▪ Back ▪ WPS: Connect the WLAN cartridge/module to the router. Code Description [D.3] WPS: ▪ ▪ ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 252 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 253: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 254: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 255 Configuration INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 256: Commissioning
12 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 commissioning and hand-over to the user.
Page 257: Precautions When Commissioning
▪ Between the local supply panel and the indoor unit ▪ Between the indoor unit and the valves (if applicable) ▪ Between the indoor unit and the room thermostat (if applicable) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 258: Checklist During Commissioning
To perform an air purge. To perform a test run. To perform an actuator test run. Underfloor screed dryout function The underfloor screed dryout function is started (if necessary). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 259: Minimum Flow Rate
3-way valve between the space heating and the domestic hot water circuit. Typical workflow Purging the air from the system should consist of: Performing a manual air purge Performing an automatic air purge ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 260 3 In the menu, set Type = Automatic. 4 Select Start air purge. 5 Select OK to confirm. Result: The air purge starts. It stops automatically when done. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 261: Operation Test Run
Perform an actuator test run to confirm the operation of the different actuators. For example, when you select Pump, a test run of the pump will start. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 262: Underfloor Heating Screed Dryout
The underfloor heating (UFH) screed dryout function is used for drying out the screed of an underfloor heating system during the construction of the building. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 263 Scroll through the schedule. ▪ Adjust the duration (between 1 and 72 hours) and temperatures (between 15°C and 55°C). 4 Press the left dial to save the schedule. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 264 2 Select OK to confirm. To read out the status of an underfloor heating screed dryout Conditions: You are performing an underfloor heating screed dryout. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 265 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 266: Hand-Over To The User
Show the user what to do for the maintenance of the unit. ▪ Explain about energy saving tips to the user as described in the operation manual. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 267: Maintenance And Service
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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 268: 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). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 269 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 270: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 271: About Cleaning The Water Filter In Case Of Trouble
Collect the drained water in a bottle, sink,… using the installed drain hose. 6 Remove the 2 clips that fix the water filter. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 272: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 273: To Install The Water Filter
3 Make sure that the air purge valve of the water filter is in the open position. 4 Open the stop valves and add water to the water circuit if needed. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 274: Troubleshooting
If you are unable to find the cause of the problem, call your dealer. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 275: Solving Problems Based On Symptoms
15.3.2 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 276: Symptom: The Compressor Does Not Start (Space Heating Or Domestic Water Heating)
Perform hydraulic balancing to assure that the flow is correctly distributed between the emitters. hydraulic balancing sufficient, change pump limitation settings ([9-0D] and [9-0E] if applicable). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 277: Symptom: The Pump Is Blocked
If you cannot deblock the rotor of the pump with this method, you will need to disassemble the pump and turn the rotor by hand. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 278: Symptom: The Pump Is Making Noise (Cavitation)
▪ 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 279: 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] ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 280: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High
INFORMATION See the service manual for: ▪ The complete list of error codes ▪ A more detailed troubleshooting guideline for each error ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 281: To Display The Help Text In Case Of A Malfunction
Heat exchanger freeze-up protection activated during defrost (warning) 89-05 Heat exchanger freeze-up protection activated during cooling operation. (error) 89-06 Heat exchanger freeze-up protection activated during cooling operation. (warning) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 282 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 283 Malfunction in communication system of outdoor unit P1-00 Open-phase power supply imbalance P3-00 Abnormal direct current P4-00 OU: Malfunction of radiating fin temperature sensor PJ-00 Capacity setting mismatch ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 284 If operation is… Then the minimum required flow rate is… Cooling 10 l/min ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 285 If the software is not successfully updated then you must make sure that your USB device has the FAT32 format. INFORMATION The user interface will display how to reset an error code. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 286: Disposal
Y4S Solenoid valve (liquid injection) To recover refrigerant when power is OFF 1 Make sure the stop valves are open. 2 Manually open the electronic expansion valves. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 287: To Open The Stop Valves
Electronic expansion valve c2 EEV coil c3 EEV magnet 1 Remove the EEV coil (c2). 2 Slide an EEV magnet (c3) over the expansion valve (c1). ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 288 3 Turn the EEV magnet anticlockwise to the fully open position of the valve. If you are not sure about what the open position is, turn the valve in its middle position so that refrigerant can pass. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 289: Recovery Mode - In Case Of 3N~ Models (7-Segments Display)
7-segments display Start from the default situation. Select mode 2. Press and hold BS1 for 5 seconds. Select setting 9. Press BS2 9 times. Select value 2. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 290 Enter the value in the system. Press BS3 once. Confirm. Press BS3 once. Return to the default situation. Press BS1 once. = OFF, = ON, and = flashing. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 291 Result: The recovery mode is deactivated. The unit returns the electronic expansion valves to their initial state. INFORMATION Power OFF. When power is turned OFF and turned ON again, the recovery mode is deactivated automatically. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 292: Recovery Mode - In Case Of 1N~ Models (7-Leds Display)
Press BS1 once. H1P keeps flashing, indicating that you are in a mode that does not allow compressor operation. = OFF, = ON, and = flashing. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 293 Result: The recovery mode is deactivated. The unit returns the electronic expansion valves to their initial state. INFORMATION Power OFF. When power is turned OFF and turned ON again, the recovery mode is deactivated automatically. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 294: Technical Data
Technical data 17 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 17.1...
Page 295: Service Space: Outdoor Unit
17.1 Service space: Outdoor unit English Translation General General No top-side obstacle No top-side obstacle Top-side obstacle Top-side obstacle Wall height unrestricted Wall height unrestricted ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 296: Piping Diagram: Outdoor Unit
Y1S Solenoid valve (4-way valve) Y2S Solenoid valve (low pressure bypass) Y3S Solenoid valve (hot gas bypass) Y4S Solenoid valve (liquid injection) Q1E Overload protector ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 297: Piping Diagram: Indoor Unit
Magnetic filter/dirt separator k Safety valve Connections: l Automatic air purge Screw connection m Drain valve Flare connection n Pump Quick coupling o Backup heater Brazed connection ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 298: Wiring Diagram: Outdoor Unit
See note *** See note *** Only for *W1 models. Notes: Symbols: Live Neutral Protective earth Noiseless earth Field wiring Option Terminal strip Terminal Connector Connection ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 299 Magnetic relay (Y3S) Magnetic relay (Y4S) K6R~K84R (A1P) Magnetic relay K1M~K2M (A1P) Magnetic contactor L1R~L5R (A1P, A2P) Reactor Compressor motor Fan motor PS (A1P) Switching power supply ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 300 Printed circuit board (flash) BS1~BS4 (A1P) Push button switch C1~C4 (A1P, A2P) Capacitor DS1 (A1P) DIP switch Field fuse (field supply) F1U~F4U (A2P) Fuse (T 6.3 A / 250 V) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 301 Insulated Gate Bipolar Transistor (IGBT) Terminal strip Electronic expansion valve (main) Electronic expansion valve (injection) Solenoid valve (4‑way valve) Solenoid valve (low pressure bypass) Solenoid valve (hot gas bypass) ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 302 Technical data Solenoid valve (liquid injection) Z1C~Z11C Noise filter (ferrite core) Z1F~Z6F (A1P, A2P) Noise filter ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 303: Wiring Diagram: Indoor Unit
Safety thermostat Smart Grid Smart Grid WLAN module WLAN module WLAN cartridge WLAN cartridge Bizone mixing kit Bizone mixing kit Main LWT Main leaving water temperature ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 304 Relay on PCB # Domestic hot water pump # 2-way valve for cooling mode PC (A15P) * Power circuit PHC1 (A4P) * Optocoupler input circuit ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 305 Use normal kWh rate power supply for indoor unit indoor unit (2) Backup heater power supply (2) Backup heater power supply Only for *** Only for *** ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 306 (7) Option PCBs Alarm output Alarm output Changeover to ext. heat source Changeover to external heat source Max. load Maximum load Min. load Minimum load ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 307 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 ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 308 Technical data Electrical connection diagram For more details, please check the unit wiring. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 309: 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. ERRA08~12E + ELVH/X12S18+23E Installer reference guide Daikin Altherma 3 R MT F 4P708474-1 – 2023.05...
Page 310: 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 311: Field Settings Table
1/13 Field settings table Applicable indoor units ELBH12E▲6V▼ ELBH12E▲9W▼ ELBX12E▲6V▼ ELBX12E▲9W▼ ELVH12S18▲6V▼ ELVH12S23E▲6V▼ ELVH12S18E▲9W▼ ELVH12S23E▲9W▼ ELVX12S18E▲6V▼ ELVX12S23E▲6V▼ ELVX12S18E▲9W▼ ELVX12S23E▲9W▼ Notes (*1) *6V* (*2) *9W* (*3) ELB* (*4) ELV* (*5) *X* (*6) *H* ▲ = 1, 2, 3, …, 9, A, B, C, …, Z ▼...
Page 312 2/13 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: No 1: Yes 1.4.2 [2-05] Room setpoint 4~16°C, step: 1°C 8°C └─...
Page 313 3/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 2.D.1 [F-0B] During thermo 0: No 1: Yes 2.D.2 [F-0C] During cooling 0: No 1: Yes Main zone WD curve type 0: 2-points 1: Slope-Offset...
Page 314 4/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [D-03] Increase around 0°C 0: No 1: increase 2°C, span 4°C 2: increase 4°C, span 4°C 3: increase 2°C, span 8°C 4: increase 4°C, span 8°C [9-04] Overshoot...
Page 315 5/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.1.3.3 [E-05] Domestic hot water No DHW (*3) [E-06] EKHWS/E, small volume (*3) [E-07] Integrated (*4) EKHWS/E, big volume (*3) EKHWP/HYC (*3) 3rd party, small coil (*3) 3rd party, big coil (*3)
Page 316 6/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.1.9 [0-03] Low ambient temp. for LWT add zone heating WD curve. -40~5°C, step: 1°C -10°C 9.1.A [0-04] Leaving water value for high ambient temp.
Page 317 7/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.6.4 [8-02] Anti-recycle timer 0~10 hour, step: 0,5 hour [E-07]=1: 0,5 hour [E-07]≠1: 3 hour 9.6.5 [8-00] Minimum running timer 0~20 min, step: 1 min 1 min 9.6.6...
Page 318 8/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.C.2 [7-05] Boiler efficiency 0: Very high 1: High 2: Medium 3: Low 4: Very low 9.C.3 [C-03] Temperature -25~25°C, step: 1°C 0°C...
Page 319 9/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [1-0C] What is the desired delta T in heating for the additional zone? 3~12°C, step: 1°C [2-0C] ≠ 2 (Radiator) 5°C [2-0C] = 2 (Radiator) 10°C...
Page 320 10/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [4-0B] Automatic cooling/heating changeover hysteresis. 1~10°C, step: 0,5°C 1°C [4-0D] Automatic cooling/heating changeover offset. 1~10°C, step: 0,5°C 3°C [4-0E] [5-00] Equilibrium: Deactivate backup heater (or external backup heat source in case of a...
Page 321 11/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [7-08] Activation of keep-hot-function 0: Disabled (*3) 1: Enabled (*4) [7-09] What is the minimum pump speed during space and domestic hot water 20~95%, step: 5% operation? [7-0A]...
Page 322 12/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [C-08] Which type of external sensor is installed? 0: No 1: Outdoor 2: Room [C-09] What is the required alarm output contact type? 0: Abnormal 1: Normal [C-0A]...
Page 323 13/13 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [F-01] Above which outdoor temperature is cooling allowed? 10~35°C, step: 1°C 20°C [F-02] [F-03] [F-04] [F-05] [F-09] Pump operation during flow abnormality. 0: Disabled 1: Enabled [F-0A]...
Page 324 4P708474-1 2023.05 Verantwortung für Energie und Umwelt...

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