Daikin Altherma EHFH03S18D 3V Series Installer's Reference Manual
  1. Manuals
  2. Brands
  3. Daikin Manuals
  4. Air Conditioner
  5. Altherma EHFH03S18D 3V Series
  6. Installer's reference manual

Daikin Altherma EHFH03S18D 3V Series Installer's Reference Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
ERLA03D▲V3▼
Installer reference guide
Daikin Altherma 3 R F
EHFH03S18D▲3V▼
▲= 1, 2, 3, ..., 9, A, B, C, ..., Z
▼= , , 1, 2, 3, ..., 9

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the Altherma EHFH03S18D 3V Series and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Daikin Altherma EHFH03S18D 3V Series

Summary of Contents for Daikin Altherma EHFH03S18D 3V Series

  • Page 1 Installer reference guide Daikin Altherma 3 R F ERLA03D▲V3▼ EHFH03S18D▲3V▼ ▲= 1, 2, 3, …, 9, A, B, C, …, Z ▼= , , 1, 2, 3, …, 9...

  • Page 2: Table Of Contents

    Opening and closing the units ............................61 7.2.1 About opening the units..........................61 7.2.2 To open the outdoor unit..........................61 7.2.3 To close the outdoor unit..........................61 Installer reference guide ERLA03D + EHFH03S18D Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 3 To connect the electrical wiring to the outdoor unit ..................97 Connections to the indoor unit ............................98 9.3.1 To connect the main power supply........................ 101 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 4 Symptom: The system is making gurgling noises after commissioning ............183 14.3.4 Symptom: The pump is blocked........................184 14.3.5 Symptom: The pump is making noise (cavitation)..................184 14.3.6 Symptom: The pressure relief valve opens....................185 Installer reference guide ERLA03D + EHFH03S18D Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 5 Piping diagram: Indoor unit ............................199 16.3 Wiring diagram: Outdoor unit ............................200 16.4 Wiring diagram: Indoor unit ............................202 17 Glossary 18 Field settings table ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 6: About This Document

    The original documentation is written in English. All other languages are translations. Technical engineering data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required).

  • Page 7: Meaning Of Warnings And Symbols

    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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • 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 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 9 Note: There is also an installer settings table in the user reference guide. This table has to be filled in by the installer and handed over to the user. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 10: General Safety Precautions

    Improper installation or attachment of equipment or accessories could result in electrical shock, short-circuit, leaks, fire or other damage to the equipment. ONLY use accessories, optional equipment and spare parts made or approved by Daikin. WARNING Make sure installation, testing and applied materials comply with applicable legislation (on top of the instructions described in the Daikin documentation).

  • Page 11: Installation Site

    ▪ Use a separate recovery system so that the unit's compressor does NOT have to operate. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 12 ONLY use tools exclusively for the refrigerant type used in the system, this to ensure pressure resistance and prevent foreign materials from entering into the system. ▪ Charge the liquid refrigerant as follows: ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 13: Water

    If NOT factory installed, a main switch or other means for disconnection, having a contact separation in all poles providing full disconnection under overvoltage category III condition, MUST be installed in the fixed wiring. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • 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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 15 ON and OFF while the product is operating, attach a reversed phase protection circuit locally. Running the product in reversed phase can break the compressor and other parts. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 16: Specific Installer Safety Instructions

    The appliance shall be stored so as to prevent mechanical damage and in a well- ventilated room without continuously operating ignition sources (example: open flames, an operating gas appliance or an operating electric heater). ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 17 Specific installer safety instructions WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. Opening and closing the units (see "7.2 Opening and closing the units" [  61]) DANGER: RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed.
  • Page 18 WARNING ALWAYS use multicore cable for power supply cables. CAUTION Do NOT push or place redundant cable length into the unit. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 19 [A.4.4.5] is NOT interrupted by possible domestic hot water demand. Commissioning (see "11 Commissioning" [  165]) WARNING Commissioning method MUST be in accordance with the instructions from this manual. See "11 Commissioning" [  165]. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 20 NEVER shunt safety devices or change their values to a value other than the factory default setting. If you are unable to find the cause of the problem, call your dealer. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 21 ▪ Use a separate recovery system so that the unit's compressor does NOT have to operate. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 22: About The Box

    4.1.1 To unpack the outdoor unit 4.1.2 To handle the outdoor unit CAUTION To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 23: To Remove The Accessories From The Outdoor Unit

    Drain plug (located on the bottom of the packing case) d Energy label e Fluorinated greenhouse gases label 4.2 Indoor unit 4.2.1 To unpack the indoor unit 8× ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 24: To Remove The Accessories From The Indoor Unit

    Handles at the back of the unit b Handles at the bottom of the unit. Carefully tilt the unit to the back so that the handles become visible. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 25: About The Units And Options

    European split outdoor pair heat pump Low water temperature – ambient zone (see operation range) Refrigerant R32 Capacity class Model series Power supply 5.1.2 Identification label: Indoor unit Location ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 26: Combining Units And Options

    Control close to the indoor unit (by the main user interface) ▪ Room thermostat functionality in the principal space to be heated (by the optional user interface) EKRUDAL1 contains following languages: English, French, Dutch, Italian. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 27 The remote indoor sensor can only be used in case the user interface is configured with room thermostat functionality. ▪ You can only connect either the remote indoor sensor or the remote outdoor sensor. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 28 LAN adapter for smartphone control (BRP069A62) You can install this LAN adapter to control the system via a smartphone app. For installation instructions, see the installation manual of the LAN adapter. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 29: 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 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 30: Setting Up The Space Heating/Cooling System

    [A.6.C] to 1. 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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 31: 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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 32 OFF condition. ▪ Code: [C-05] 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. ▪ Comfort. In case of underfloor heating, the wireless external room thermostat prevents condensation on the floor during cooling operation by measuring the room humidity.
  • Page 33 ▪ Cooling. The heat pump convector offers, besides heating capacity, also excellent cooling capacity. ▪ Efficiency. Optimal energy efficiency because of the interlink function. ▪ Stylish. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 34 The shut-off valve Configuration Setting Value Unit temperature control: 1 (Ext RT control): Unit operation is decided by the external thermostat. ▪ #: [A.2.1.7] ▪ Code: [C-07] ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 35: Multiple Rooms - One Lwt Zone

    "9.2 Connections to the outdoor unit" [  97] "9.3 Connections to the indoor unit" [  98] ▪ The underfloor heating of the main room is directly connected to the indoor unit. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 36 The user interface connected to the indoor unit decides the space operation mode. Mind that the operation mode on each room thermostat must be set to match the indoor unit. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 37 (X2M/35 and X2M/30). The indoor unit will only supply leaving water temperature when there is an actual demand. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 38 A shut-off valve to prevent hot water supply when the room has no heating demand A shut-off valve to prevent condensation on the floor during cooling operation of the rooms with heat pump convectors. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 39: Multiple Rooms - Two Lwt Zones

    In cooling: 12°C In cooling mode, you can allow the underfloor heating (main zone) to provide refreshment (no real cooling), or NOT allow it. See setup below. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 40 ▪ For more information about connecting the electrical wiring to the unit, see: "9.2 Connections to the outdoor unit" [  97] "9.3 Connections to the indoor unit" [  98] ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 41 ▪ Other rooms external room thermostat functionality Number of water temperature zones: 1 (2 LWT zones): Main + additional ▪ #: [A.2.1.8] ▪ Code: [7-02] ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 42: Setting Up An Auxiliary Heat Source For Space Heating

    Bivalent operation is only possible for space heating, NOT for domestic hot water production. Domestic hot water is always produced by the DHW tank connected to the indoor unit. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 43 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 44 K1A Auxiliary relay for activation of indoor unit (field supply) K2A Auxiliary relay for activation of boiler (field supply) Indoor Indoor unit Auto Automatic Boiler Boiler ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 45: Setting Up The Domestic Hot Water Tank

    Example: If the DHW consumption for 2 persons per day is as follows: ▪ 1 showers ▪ 1 bath ▪ 2 sink volumes Then the DHW consumption = (1×100 l)+(1×150 l)+(2×10 l)=270 l ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 46: Setup And Configuration - Dhw Tank

    Thermodynamic cycle of the heat pump Electrical backup heater ▪ For more information about optimizing the energy consumption for producing domestic hot water, see "10 Configuration" [  116]. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 47: 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 "9.3.6 To connect the domestic hot water pump" [  108]. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 48: 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 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 49: Normal Kwh Rate Power Supply

    Single-phase outdoor unit Single-phase ▪ Backup heater supplied from a single- phase grid (i.e. the backup heater model is *3V connected to a single- phase grid) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 50: 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. "9.3.5 To connect the electricity meters" [  107]. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 51: Setting Up The Power Consumption Control

    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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 52: 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 53: 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 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 54: Setting Up An External Temperature Sensor

    To protect the outdoor unit, the internal sensor of the outdoor unit is always used. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 55: 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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 56: Installation Site Requirements Of The Outdoor Unit

    It is recommended to install a baffle plate when the air outlet is exposed to wind. It is recommended to install the outdoor unit with the air inlet facing the wall and NOT directly exposed to the wind. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 57 If the outdoor unit is exposed to direct sea winds, install a windbreaker. ▪ Height of windbreaker≥1.5×height of outdoor unit ▪ Mind the service space requirements when installing the windbreaker. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 58: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    ([8-0E]) field setting. This setting can also be changed via the menu structure. See the installation manual of the indoor unit for how to change the setting. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 59: Installation Site Requirements Of The Indoor Unit

    Maximum height difference between indoor unit and outdoor 20 m unit Refrigerant piping length is the one-way length of liquid piping. ▪ Mind the following spacing installation guidelines: ≥500 ≥600 (mm) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 60 (example: open flames, an operating gas appliance or an operating electric heater). WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. NOTICE ▪...

  • Page 61: Opening And Closing The Units

    DANGER: RISK OF BURNING/SCALDING 1× 7.2.3 To close the outdoor unit NOTICE When closing the outdoor unit cover, make sure that the tightening torque does NOT exceed 1.3 N•m. 1× ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 62: To Open The Indoor Unit

    1 Remove the top panel. 5× 2 Remove the upper front panel. Open the hinges at the top and slide the top panel upwards. 3 Remove the switch box cover. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 63 ▪ When you need access to the high voltage switch box 2× 5 If you need access to the high voltage components, remove the high voltage switch box cover. 4× ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 64: To Lower The Switch Box On The Indoor Unit

    5 Reinstall the front panel. 6 Reinstall the upper front panel. NOTICE When closing the indoor unit cover, make sure that the tightening torque does NOT exceed 4.1 N•m. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 65: Mounting The Outdoor Unit

    Fix the unit securely by means of foundation bolts in accordance with the foundation drawing. Prepare 4 sets of M8 or M10 anchor bolts, nuts and washers (field supply). ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 66: To Install The Outdoor Unit

    If you install the unit on a frame, install a waterproof plate within 150 mm of the bottom side of the unit in order to prevent water from getting into the unit and to avoid drain water dripping (see the following figure). ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 67: To Prevent The Outdoor Unit From Falling Over

    3 Insert a rubber sheet between the cables and the outdoor unit to prevent the cables from scratching the paint (field supply). 4 Attach the ends of the cables. 5 Tighten the cables. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 68: Mounting The Indoor Unit

    4 Adjust the height of the leveling feet to compensate for floor irregularities. The maximum allowed deviation is 1°. ≤1° NOTICE Do NOT tilt the unit forwards: 1° 1° 0° ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 69: To Connect The Drain Hose To The Drain

    It is recommended to use a tundish to collect the water. Option 1: Through the left side panel 3× Option 2: Through the right side panel 3× ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 70: 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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 71: Piping Installation

    "Special requirements for R32" [  60] for additional requirements. ▪ Piping length: See "7.1.3 Installation site requirements of the indoor unit" [  59]. ▪ Piping material: phosphoric acid deoxidised seamless copper ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 72: Refrigerant Piping Insulation

    Connecting the refrigerant piping involves: ▪ Connecting the refrigerant piping to the outdoor unit ▪ Connecting the refrigerant piping to the indoor unit ▪ Insulating the refrigerant piping ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 73: Precautions When Connecting The Refrigerant Piping

    Use caution when passing copper tubes through walls (see figure below). Unit Installation period Protection method Outdoor unit >1 month Pinch the pipe <1 month Pinch or tape the pipe Indoor unit Regardless of the period ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 74: Guidelines When Connecting The Refrigerant Piping

    1 Cut the pipe end with a pipe cutter. 2 Remove burrs with the cut surface facing down so that the chips do NOT enter the pipe. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 75: To Braze The Pipe End

    ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 76: Using The Stop Valve And Service Port

    1 Remove the stop valve cover. 2 Insert a hexagon wrench (liquid side: 4  mm, gas side: 4  mm) into the valve stem and turn the valve stem: Counterclockwise to open ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 77: To Connect The Refrigerant Piping To The Outdoor Unit

    It is recommended that the refrigerant piping between indoor and outdoor unit is installed in a ducting or the refrigerant piping is wrapped with finishing tape. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 78: To Connect The Refrigerant Piping To The Indoor Unit

    8.3.2 Precautions when checking the refrigerant piping INFORMATION Also read the precautions and requirements in the following chapters: ▪ "2 General safety precautions" [  10] ▪ "8.1 Preparing refrigerant piping" [  71] ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 79: Checking Refrigerant Piping: Setup

    200 kPa (2 bar). It is recommended to pressurize to 3000 kPa (30 bar) in order to detect small leaks. 2 Check for leaks by applying the bubble test solution to all connections. 3 Discharge all nitrogen gas. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 80: To Perform Vacuum Drying

    NOT increase. This might be caused by e.g. the closed state of the expansion valve in the outdoor unit circuit, but does NOT present any problem for correct operation of the unit. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 81: Charging Refrigerant

    8.4.3 To determine the complete recharge amount INFORMATION If a complete recharge is necessary, the total refrigerant charge is equal to the factory refrigerant charge (see unit name plate). ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 82: 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. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 83 Water temperature. All installed piping and piping accessories (valve, connections,…) MUST withstand the following temperatures: INFORMATION The following figure is an example and may NOT completely match your system layout ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 84 ▪ Hygienic measures. The installation must be in compliance with the applicable legislation and may require additional hygienic installation measures. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 85: Formula To Calculate The Expansion Vessel Pre-Pressure

    Differential pressure bypass valve (field supply; recommended) c Shut-off valve Maximum water volume Use the following graph to determine the maximum water volume for the calculated pre-pressure. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 86 This minimum flow rate is required during defrost operation. For this purpose, it is recommended to use a differential pressure bypass valve (field supply). Minimum required flow rate 12 l/min ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 87: Changing The Pre-Pressure Of The Expansion Vessel

    Because the total water volume (250  l) is more than the default water volume (200 l), the pre-pressure must be decreased. ▪ The required pre-pressure is: Pg = (0.3+(H/10)) bar = (0.3+(0/10)) bar = 0.3 bar ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 88: Connecting Water Piping

    1 Connect the space heating water in and out pipes to the indoor unit. 2 Connect the domestic hot water in and out pipes to the indoor unit. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 89 A pressure relief valve (field supply) with an opening pressure of maximum 10  bar (=1  MPa) must be installed on the domestic cold water inlet connection in accordance with the applicable legislation. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 90: To Connect The Recirculation Piping

    3 Route the recirculation piping through the grommet and connect it to the recirculation connector. 4 Reattach the top panel. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 91: To Fill The Water Circuit

    If the temperature is higher than 30°C and the humidity is higher than RH 80%, the thickness of the insulation materials should be at least 20  mm to prevent condensation on the surface of the insulation. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 92: Electrical Installation

    Typical workflow Connecting the electrical wiring typically consists of the following stages: ▪ "9.2 Connections to the outdoor unit" [  97] ▪ "9.3 Connections to the indoor unit" [  98] ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 93: Precautions When Connecting The Electrical Wiring

    We recommend using solid (single-core) wires. If stranded wires are used, slighly twist the strands to consolidate the end of the conductor for either direct use in the terminal clamp or insertion in a round crimp-style terminal. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 94 Installation method 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 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 95: About Electrical Compliance

    When the equipment is connected to such preferential kWh rate power supply, the electricity company is allowed to: ▪ interrupt power supply to the equipment for certain periods of time; ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 96: Overview Of Electrical Connections Except External Actuators

    5 Normal kWh rate power supply (to power the indoor unit PCB in the event of power supply interruption of the preferential kWh rate power supply) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 97: Connections To The Outdoor Unit

    An excessive strip length may cause electrical shock or leakage 3 Open the wire clamp. 4 Connect the interconnection cable and power supply as follows: ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 98: Connections To The Indoor Unit

    Changeover to external "9.3.9 To connect the changeover to external heat source control heat source" [  111]. Power consumption digital "9.3.10 To connect the power consumption inputs digital inputs" [  112]. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 99 Installation manual of the remote outdoor sensor ▪ Addendum book for optional equipment Wires: 2×0.75 mm² [A.2.2.B]=1 (External sensor=Outdoor sensor) [A.6.5] Ext amb. sensor offset [A.6.4] Averaging time ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 100 (field supply, see addendum book for optional equipment) LAN adapter – System requirements The requirements posed on the Daikin Altherma system depend on the LAN adapter application/system layout (app control): ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C –...

  • Page 101: To 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 1 2 3 X11YB X11YA X11Y a Interconnection cable (=main power supply) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 102 Interconnection cable (=main power supply) b Normal kWh rate power supply c Preferential power supply contact 3 Fix the cables with cable ties to the cable tie mountings. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 103: To Connect The Backup Heater Power Supply

    Z less than or equal to Z Connect the power supply of the backup heater as follows: ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 104: To Connect The User Interface

    Maximum length: 200 m [A.2.1.7] Unit control method [A.2.1.B] User interface location [A.3.2.2] Room temp. offset 1 Open the following (see "7.2.4 To open the indoor unit" [  62]): ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 105 4 Fix the wallplate of the user interface to the wall. 5 Connect as shown in A, B, C or D: A From the rear B From the left 1× 1× ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 106: To Connect The Shut-Off Valve

    2 Connect the valve control cable to the appropriate terminals as shown in the illustration below. NOTICE Wiring is different for a NC (normally closed) valve and a NO (normally open) valve. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 107: To Connect The Electricity Meters

    1 Top panel 2 Upper front panel 3 Upper switch box cover 2 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 108: To Connect The Domestic Hot Water Pump

    2 Upper front panel 3 Upper switch box cover 2 Connect the domestic hot water pump cable to the appropriate terminals as shown in the illustration below. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 109: To Connect The Alarm Output

    2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. Wires connected to the alarm output Wire between X2M and A4P Installation of EKRP1HBAA is required. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 110: To Connect The Space Cooling/Heating On/Off Output

    2 Connect the space cooling/heating ON/OFF output cable to the appropriate terminals as shown in the illustration below. Wires connected to the space cooling/heating ON/OFF output Wire between X2M and A4P Installation of EKRP1HBAA is required. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 111: To Connect The Changeover To External Heat Source

    2 Upper front panel 3 Upper switch box cover 2 Connect the changeover to external heat source cable to the appropriate terminals as shown in the illustration below. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 112: To Connect The Power Consumption Digital Inputs

    2 Upper front panel 3 Upper switch box cover 2 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 113: To Connect The Safety Thermostat (Normally Closed Contact)

    2 Upper front panel 3 Upper switch box cover 2 Connect the safety thermostat (normally closed) cable to the appropriate terminals as shown in the illustration below. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 114: After Connecting The Electrical Wiring To The Indoor Unit

    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). ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 115 Electrical installation Without low voltage cables With low voltage cables ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 116: Configuration

    Configuring via the PC You can prepare the configuration off-site on PC and configurator afterwards upload the configuration to the system with the PC configurator. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 117: To Change The User Permission Level

    The Installer permission level switches automatically back to End user in the following cases: ▪ If you press again for more than 4 seconds, or ▪ If you do NOT press any button for more than 1 hour ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 118: To Access The Most Used Commands

    5 Repeat previous steps if you have to modify other settings. 6 Push to confirm the modification of the parameter. 7 At installer settings menu, press to confirm the settings. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 119: To Copy The System Settings From The First To The Second User Interface

    Copy the data of the other user interface to this user interface. 5 Confirm to proceed. Start copy Are you sure you want to start the copy operation? Cancel Confirm Adjust ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 120: Quick Wizard: Set The System Layout After First Power On

    3 Set the system layout settings: Standard, Options, Capacities. For more details, see "10.2 Basic configuration" [  121]. System layout Standard Options Capacities Confirm layout Select Scroll 4 After configuration, select Confirm layout and press ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 121: To Connect The Pc Cable To The Switch Box

    3 Pay special attention to the position of the plug! 10.2 Basic configuration 10.2.1 Quick wizard: Language / time and date Code Description [A.1] Language Time and date ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 122: Quick Wizard: Standard

    In room, ▪ acts as room thermostat if RT control is selected. In room: This user interface acts as room thermostat if RT control is selected. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 123 Additional LWT zone b Main LWT zone c Mixing station ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 124 Example: Using a room thermostat creates a thermo ON/OFF condition. When there is no demand, the pump is OFF. Remark: Request is NOT available in leaving water temperature control. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 125: Quick Wizard: Options

    The backup heater will also be used for domestic hot water heating. Remark: The domestic hot water tank type is read only and CANNOT be changed. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 126 (X2M/1 and 2). Select this value in case of connection with the wired (EKRTWA) wireless (EKRTR1 EKRTRB) room thermostat. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 127 During the bivalent operation, the heat pump is turned OFF. Set this value in case an auxililary boiler is used. See "6 Application guidelines" [  29]. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 128 Optional external kWh meter 1: ▪ 0 (No): NOT installed ▪ 1: Installed (0.1 pulse/kWh) ▪ 2: Installed (1 pulse/kWh) ▪ 3: Installed (10 pulse/kWh) ▪ 4: Installed (100 pulse/kWh) ▪ 5: Installed (1000 pulse/kWh) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 129: Space Heating/Cooling Control

    [1-01] [1-02] Set weather-dependent heating: [1-03] [1-02] [1-03] [1-00] [1-01] ▪ : Target leaving water temperature (main) ▪ : Outdoor temperature ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 130 [0-01] [0-02] Set weather-dependent heating: [0-03] [0-01] [0-00] [0-03] [0-02] ▪ Target leaving water temperature (additional) ▪ : Outdoor temperature ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 131 Code Description [A.3.1.1.5] [8-05] Modulated LWT: ▪ 0 (No): Disabled ▪ 1 (Yes): Enabled [8-06] Maximum modulation: Range: 0°C~10°C ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 132: Domestic Hot Water Control

    ▪ 2 (Scheduled only): The domestic hot water tank can ONLY be heated according to a schedule. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 133: Contact/Helpdesk Number

    Thus, the unit does not have to wait for feedback by the thermostat to increase or decrease the ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 134: 2-Points Curve

    To use the weather-dependent curve, you need to define the correct setpoint mode: Go to setpoint mode … Set the setpoint mode to … Main zone – Heating/Cooling ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 135 Cold ↑ ↑ ↑ ↑ Cold ↓ ↑ ↓ ↑ — ↓ — ↓ Cold ↑ ↓ ↑ ↓ ↓ ↓ ↓ ↓ "10.3.2 2-points curve" [  134]. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 136: Advanced Configuration/Optimisation

    The purpose of this setting is to prevent selecting a wrong (i.e. too hot or too cold) leaving water temperature. Therefore the available desired heating temperature range and desired cooling temperature range can be configured. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 137 (= the leaving water temperature zone with the highest leaving water temperature in heating operation and the lowest leaving water temperature in cooling operation) [A.3.1.2.2.2] [9-06] Maximum temp (heating) 37°C~60°C ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 138 1 (enabled) L=2°C, R=4°C (−2°C<T <2°C) ▪ 2 (enabled) L=4°C, R=4°C (−2°C<T <2°C) ▪ 3 (enabled) L=2°C, R=8°C (−4°C<T <4°C) ▪ 4 (enabled) L=4°C, R=8°C (−4°C<T <4°C) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 139 Room temp. range [A.3.2.1.2] [3-06] Maximum temp (heating) 18°C~30°C [A.3.2.1.1] [3-07] Minimum temp (heating) 12°C~30°C [A.3.2.1.4] [3-08] Maximum temp (cooling) 25°C~35°C [A.3.2.1.3] [3-09] Minimum temp (cooling) 15°C~25°C ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 140 Room frost protection prevents the room from getting too cold. This setting behaves differently depending on the set unit control method ([C‑07]). Perform actions according to the table below: ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 141 If Emergency is set to Manual ([A.6.C]=0), and the unit is triggered to start emergency operation, the user interface will ask confirmation before starting. Room frost protection is active even if the user does NOT confirm emergency operation. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 142 When the leaving water temperature home page is ON and the operation mode is "cooling", then there is no protection. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 143 The shut-off valve: ▪ 0 (No): is NOT influenced by changing the space operation mode to cooling. ▪ 1 (Yes)(default): closes when the space operation mode is cooling. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 144 (thus 21°C) and the desired cooling temperature subtracted by the offset value (thus 20°C). ▪ Guard timer to prevent too frequent changing from heating to cooling and vice versa. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 145: Domestic Hot Water Control: Advanced

    Preset values make it easy to use the same value in the schedule. If you later want to change the value, you only have to do it in 1 place (see also operation manual and/or user reference guide). Storage comfort ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 146 (according to the weather-dependent curve). During weather dependent operation, the end-user cannot adjust the desired tank temperature on the user interface. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 147 The temperature difference determining the heat pump ON temperature. 2°C~40°C [6-01] The temperature difference determining the heat pump OFF temperature. 0°C~10°C Example: setpoint (T )>maximum heat pump temperature–[6‑01] ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 148 Timers for simultaneous request space and domestic hot water operation Code Description [8-00] Minimum running timer for domestic hot water operation. Do not change. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 149 The disinfection function settings MUST be configured by the installer according to the applicable legislation. Code Description [A.4.4.1] [2‑01] Disinfection ▪ 0: No ▪ 1: Yes ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 150 [A.4.4.5] is NOT interrupted by possible domestic hot water demand. NOTICE Disinfection mode. Even if you turn OFF domestic hot water operation via the DHW tank temperature home page (Tank), disinfection mode will remain active. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 151: Heat Source Settings

    ▪ When auto emergency is set to Automatic and a heat pump failure occurs, the boiler will automatically take over the heat load. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 152 If bivalent is enabled: When the outdoor temperature drops below the bivalent ON, the space heating by the indoor unit stops automatically and the permission signal for the auxiliary boiler is active. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 153 OFF temperature. 2°C~10°C Permission signal X1–X2 [C-04] [C-03] Outdoor temperature [C-03] Bivalent ON temperature (fixed) a Auxiliary boiler active b Auxiliary boiler inactive ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 154: System Settings

    [5‑03] Space heating priority temperature. Defines the outdoor temperature which below the backup heater will assist during domestic hot water heating. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 155 The preferential kWh rate power supply contact is connected to the same terminals (X5M/9+10) as the safety thermostat. Thus, the system can have EITHER preferential kWh rate power supply OR a safety thermostat. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 156 [D-00] back to 0, as the system does not have a booster heater. Only set [D-00] to the values in the table below: [D‑00] Backup heater Compressor Forced OFF Forced OFF Allowed ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 157 [A.6.3.2] [4-09] Type: ▪ 0 (Current): The limitation values are set in ▪ 1 (Power)(default): The limitation values are set in kW. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 158 The outdoor temperature is averaged over the selected time period. Code Description [A.6.4] [1-0A] Outdoor average timer: ▪ 0: No averaging ▪ 1: 12 hours ▪ 2: 24 hours ▪ 3: 48 hours ▪ 4: 72 hours ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 159 [4‑02] or if the outdoor temperature drops below the value set by [F‑01]. When the pump operation is enabled, the pump operation is possible at all outdoor temperatures. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 160 The maximum values depend on the unit type: [9-0D]=0 [9-0D]=1/5 a (kPa) a (kPa) b (l/min) b (l/min) [9-0D]=2/6 [9-0D]=3/7 a (kPa) a (kPa) b (l/min) b (l/min) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 161 Configuration [9-0D]=4/8 a (kPa) b (l/min) a External static pressure b Water flow rate ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 162: Menu Structure: Overview User Settings

    Tank temperature Quiet level [7.7] Set weather dependent Main [7.7.1] Main Additional Set weather-dependent heating Set weather-dependent cooling [7.7.2] Additional Set weather-dependent heating Set weather-dependent cooling ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 163: Menu Structure: Overview Installer Settings

    Disable protections Amp. value kW value [A.7] Commissioning Amp. limits for DI Test run kW limits for DI UFH screed dryout Priority Air purge Actuator test run ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 164 Solar kit settings are shown but are NOT applicable for this unit. Settings shall NOT be used or changed. INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 165: Commissioning

    Performing a test run for the system. If necessary, performing a test run for one or more actuators. If necessary, performing an underfloor heating screed dryout. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 166: Precautions When Commissioning

    There are NO refrigerant leaks. The refrigerant pipes (gas and liquid) are thermally insulated. The correct pipe size is installed and the pipes are properly insulated. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 167: Checklist During Commissioning

    > Information > Sensor information > Flow rate to check the flow rate. During pump test run operation, the unit can operate below this minimum required flow rate. Minimum required flow rate 12 l/min ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 168: Air Purge Function

    > Commissioning > Air purge > Start air purge and press to start the air purge function. Result: The manual air purge starts and the following screen appears. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 169: To Perform A Test Run

    "To set the user permission level Installer" [  117]. 2 Go to [A.7.4]: > Installer settings > Commissioning > Actuator test run. 3 Select an actuator and press . Example: Pump. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 170: Underfloor Heating Screed Dryout

    For the underfloor heating screed dryout to be able to start, make sure the following settings are met: ▪ [4‑00]=1 ▪ [C‑02]=0 ▪ [D‑01]=0 ▪ [4‑08]=0 ▪ [4‑01]≠1 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 171 Result: The underfloor heating screed dryout starts and following screen will be shown. It stops automatically when done. To stop it manually, press , select OK and press ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 172 > Commissioning > UFH screed dryout > Dryout status > Stopped at and followed by the last executed step. 6 Modify and restart the execution of the program. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 173: Hand-Over To The User

    Show the user what to do for the maintenance of the unit. ▪ Explain the user about energy saving tips as described in the operation manual. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 174: Maintenance And Service

    Please note that some sections of the electric component box are hot. ▪ Make sure you do NOT touch a conductive section. ▪ Do NOT rinse the unit. This may cause electric shocks or fire. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 175: Checklist For Yearly Maintenance Of The Outdoor Unit

    (bottle, sink...). 4 Open the drain valve for a couple of seconds (c). Result: Water and dirt will come out. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 176 ▪ Check if nothing blocks the water in the valve or in between piping. The water flow coming from the relief valve must be high enough. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 177: To Drain The Domestic Hot Water Tank

    Prerequisite: Open all the hot water tapping points to allow air to enter the system. 1 Remove the top panel, the upper front panel and the lower front panel. 2 Lower the switch box. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 178: About Cleaning The Water Filter In Case Of Trouble

    Collect the drained water in a bottle, sink,… using the installed drain hose. 7 Remove the 2 clips that fix the water filter. a Clip ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 179: To Clean The Water Filter In Case Of Trouble

    4 Install the cleaned rolled‑up filter and strainer in the water filter housing. INFORMATION Correctly install the strainer in the magnetic filter/dirt separator housing using the protrusions. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 180: To Install The Water Filter

    Make sure to open the valve (if equipped) towards the expansion vessel, otherwise the overpressure will be generated. 5 Open the stop valves and add water to the water circuit if needed. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 181: Troubleshooting

    Carry out a thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring. 14.2 Precautions when troubleshooting DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING/SCALDING ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 182: Solving Problems Based On Symptoms

    Make sure that the water volume in the too low installation is above the minimum required value (see "8.5.3 To check the water volume and flow rate" [  85]). ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 183: Symptom: The Compressor Does Not Start (Space Heating Or Domestic Water Heating)

    Various malfunctions. Check if is displayed on the home pages of the user interface. You can press to display more information about the malfunction. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 184: Symptom: The Pump Is Blocked

    Purge air manually (see "To perform a manual air purge" [  168]) or use the automatic air purge function (see "To perform an automatic air purge" [  169]). ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 185: Symptom: The Pressure Relief Valve Opens

    ▪ If the water keeps running out of the unit, close both the water inlet and outlet shut-off valves first and then contact your dealer. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 186: Symptom: The Space Is Not Sufficiently Heated At Low Outdoor Temperatures

    Overview settings [5‑02] ▪ Increase the "space heating priority temperature" to activate backup heater operation at a higher outdoor temperature. [A.8] > Installer settings > Overview settings [5‑03] ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 187: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High

    This chapter gives you an overview of all possible error codes and their descriptions as they appear on the user interface. For detailed troubleshooting of each error, see the service manual. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 188: Error Codes: Overview

    OU: Cool/heat switchover problem. Please contact your dealer. OU: Voltage/current sensor problem. Please contact your dealer. OU: Malfunction of high pressure switch (HPS) Please contact your dealer. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 189 Please contact your dealer. OU: Electrical box temperature rise problem. Please contact your dealer. OU: Malfunction of inverter radiating fin temperature rise. Please contact your dealer. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 190 Water flow problem during cooling/ defrost. Manual reset. Check the plate heat exchanger. Water flow problem. Pump deblocking active Returning water temperature sensor problem. Please contact your dealer. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 191 Backup heater overheated. Power reset required. Please contact your dealer. Tank disinfection function completed correctly. Too long DHW heat-up time required. Flow sensor/switch malfunction. Please contact your dealer. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 192 Please contact your dealer. Water pressure sensor abnormality. Refrigerant pressure sensor abnormality. Under floor heating screed dryout function not completed correctly. Indoor/outdoor unit communication problem. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 193 7H‑01. After some time, this error will reset automatically and the unit will resume operation. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 194 Error AJ-03 is reset automatically from the moment there is a normal tank heat-up. INFORMATION The user interface will display how to reset an error code. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 195: Disposal

    Pump down operation will extract all refrigerant from the system into the outdoor unit (compressor module). 1 Remove the valve cap from the liquid stop valve and the gas stop valve. ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 196 5 After ±5 minutes, close the gas stop valve, and stop the pump down operation by pressing on the user interface. a Liquid stop valve b Closing direction c Hexagonal wrench d Valve cap e Gas stop valve ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 197: Technical Data

    This unit is a heating only model. Therefore, all references to cooling in this document are NOT applicable. A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of latest technical data is available on the Daikin Business Portal (authentication required).

  • Page 198: Piping Diagram: Outdoor Unit

    R2T Thermistor (heat exchanger) R3T Thermistor (compressor discharge) S1PH High pressure switch (automatic reset) Y1E Electronic expansion valve Y1S Solenoid valve (4-way valve) (ON: cooling) Heating Cooling ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 199: Piping Diagram: Indoor Unit

    R5T,  R8T Tank j Air purge k Drain valve Connections: l Pump Screw connection m Flow sensor Flare connection n Backup heater Quick coupling Brazed connection ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 200: Wiring Diagram: Outdoor Unit

    (3) Legend Live Neutral Protective earth Earth Field wiring Circuit breaker Connection Terminal strip Connector Terminal Black White Brown Green Yellow Orange Blue Grey Printed circuit board ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 201 U, V, W Connector V2, V3, V150 Varistor X11A Connector Terminal strip Electronic expansion valve coil Reversing solenoid valve coil Noise filter (ferrite core) Noise filter ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 202: Wiring Diagram: Indoor Unit

     On/OFF thermostat (wireless)  ON/OFF thermostat (wireless)  Ext. thermistor  External thermistor  Heat pump convector  Heat pump convector Add LWT Additional leaving water temperature  On/OFF thermostat (wired)  ON/OFF thermostat (wired) ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 203 * External indoor or outdoor ambient thermistor # Preferential kWh rate power supply contact # Electrical meter pulse input 1 # Electrical meter pulse input 2 ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 204 230 V AC supplied by PCB 230 V AC supplied by PCB Continuous Continuous current DHW pump output Domestic hot water pump output DHW pump Domestic hot water pump Electrical meters Electrical meters ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 205 Only for heat pump convector Only for heat pump convector Only for wired On/OFF thermostat Only for wired ON/OFF thermostat Only for wireless On/OFF thermostat Only for wireless ON/OFF thermostat ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...
  • Page 206 2 core 2×0.75 A13P: P1-P2 LAN adapter communication Only for EKRUDAL1 (delivered with the unit as accessory) 2 core 2×0.75 A10P: P1-P2 Main user interface communication 4D125237A ERLA03D + EHFH03S18D Installer reference guide Daikin Altherma 3 R F 4P596806-1C – 2022.09...

  • Page 207: 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 208: Field Settings Table

    Field settings table Applicable units EHFH03S18D▲3V▼ Notes (*1) Only applicable for models where cooling is possible (*2) EHFH03S18D▲3V▼ ▲ = A, B, C, …, Z ▼ = , , 1, 2, 3, …, 9 4P596814-1B - 2022.09...
  • Page 209 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value User settings └─ Preset values └─ Room temperature 7.4.1.1 Comfort (heating) [3-07]~[3-06], step: A.3.2.4 22°C 7.4.1.2 Eco (heating) [3-07]~[3-06], step: A.3.2.4 18°C 7.4.1.3 Comfort (cooling)
  • Page 210 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value └─ Space operation └─ LWT settings └────────────────── Main A.3.1.1.1 LWT setpoint mode 0: Fixed 1: Weather dep. 2: Fixed / scheduled 3: WD / scheduled A.3.1.1.2.1 [9-01]...
  • Page 211 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value └─ Pwr consumpt. Control A.6.3.1 [4-08] Mode 0: No limitation 1: Continuous 2: Digital inputs A.6.3.2 [4-09] Type 0: Current 1: Power A.6.3.3 [5-05]...
  • Page 212 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [2-09] Adjust the offset on the measured room temperature -5~5°C, step: 0,5°C 0°C [2-0A] Adjust the offset on the measured room temperature -5~5°C, step: 0,5°C 0°C [2-0B]...
  • Page 213 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [6-0E] What is the maximum temperature setpoint? 40~60°C, step: 1°C 60°C [7-00] [7-01] [7-02] How many leaving water temperature zones are there? 0: 1 LWT zone 1: 2 LWT zones [7-03]...
  • Page 214 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [D-02] Which type of DHW pump is installed? 0: No 1: Secondary rtrn 2: Disinf. Shunt [D-03] Leaving water temperature compensation around 0°C. 0: No 1: increase 2°C, span 4°C 2: increase 4°C, span 4°C...
  • Page 216 4P596806-1C 2022.09 Verantwortung für Energie und Umwelt...

This manual is also suitable for:

Altherma erla03d v3 series

Table of Contents