Daikin EHFZ-D3V User Reference Manual
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Daikin EHFZ-D3V User Reference Manual

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User reference guide
Daikin Altherma 3 R F
EHFZ03S18DJ3V

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Summary of Contents for Daikin EHFZ-D3V

  • Page 1 User reference guide Daikin Altherma 3 R F EHFZ03S18DJ3V...

  • Page 2: Table Of Contents

    2-points curve..............................46 4.8.3 Using weather-dependent curves........................46 5 Energy saving tips 6 Maintenance and service Overview: Maintenance and service ..........................49 To find the contact/helpdesk number..........................50 7 Troubleshooting User reference guide EHFZ03S18DJ3V Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 3 11 Installer settings: Tables to be filled in by installer 11.1 Quick wizard..................................57 11.2 Space heating/cooling control............................57 11.3 Domestic hot water control [A.4] ........................... 58 11.4 Contact/helpdesk number [6.3.2] ..........................58 EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 4: About This Document

    Format: Paper (in the box of the indoor unit) + Digital files on http:// www.daikineurope.com/support-and-manuals/product-information/ Latest revisions of the supplied documentation may be available on the regional Daikin website or via your installer. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F...

  • Page 5: Meaning Of Warnings And Symbols

    Indicates a situation that could result in minor or moderate injury. NOTICE Indicates a situation that could result in equipment or property damage. INFORMATION Indicates useful tips or additional information. Symbols used on the unit: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 6 Example: " 1–3 Figure title" means "Figure 3 in chapter 1". Indicates a table title or a reference to it. Example: " 1–3 Table title" means "Table 3 in chapter 1". EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 7: User Safety Instructions

    Do NOT place any objects containing water on the unit. CAUTION ▪ Do NOT place any objects or equipment on top of the unit. ▪ Do NOT sit, climb or stand on the unit. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 8: Instructions For Safe Operation

    Do NOT use cleaning materials or means to accelerate the defrosting process other than those recommended by the manufacturer. ▪ Be aware that the refrigerant inside the system is odourless. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 9 Reason: Refrigerant might leak into the water circuit, and subsequently into the room when you purge air from the heat emitters or collectors. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 10: About The System

    Domestic hot water (DHW) tank d User interface of the indoor unit e User interface used as room thermostat f Underfloor heating g Radiators, heat pump convectors, or fan coil units EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 11: Operation

    ▪ If you are navigating through a menu structure, press to go up 1 level. ▪ Press to go back 1 step, for example when you are programming a schedule. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 12: Status Icons

    At the next scheduled action, the desired temperature will increase. At the next scheduled action, the desired temperature will NOT change. At the next scheduled action, the desired temperature will decrease. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 13: User Permission Level

    To set the user permission level to End user 1 Press for more than 4 seconds. Result: Your user permission level is now End user. The user interface displays the default home page. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 14: Menu Structure: Overview User Settings

    LWT main 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 EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 15: Basic Usage

    Result: The menu structure is displayed. Set time/date > Holiday > Quiet mode Auto > Operation mode Heating > Select schedules Information Select Scroll To navigate in the menu structure EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 16: Turning On/Off Controls

    ▪ Additional leaving water temperature home page (LWT add) 2 Press To turn ON or OFF the domestic hot water control 1 Go to the DHW tank temperature home page (Tank). 2 Press EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 17: Space Heating/Cooling Control

    Set the space operation mode. Menu structure Restrict when automatic changeover is possible. To determine if a heating/cooling heat pump model is installed 1 Press to go to the menu structure. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 18 Prerequisite: You switched the space operation mode to automatic. 1 Go to [7.5]: > User settings > Allowed operation mode. 2 Select a month and press 3 Select Heating only, Cooling only or Heating/Cooling, and press EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 19: Determining Which Temperature Control You Are Using

    External room under: control. thermostat control. [6.1]: > Information > Sensor information Go to next step to check if leaving water set point and room temperature set point are linked. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 20: Room Thermostat Control - About Room Thermostat Control

    See also: ▪ "4.4.5  Room thermostat control - Using the room temperature home pages" [  21] ▪ "To set the overrule period" [  24] EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 21: Room Thermostat Control - Using The Room Temperature Home

    2 Press 22.0°C Result: You can read out the desired temperature. Desired temperature To temporarily overrule the room temperature schedule 1 Go to the room temperature home page (Room). EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 22 19:00 21°C You are at home and want it to be a little warmer. Desired temperature = custom temperature. 23:00 Eco Desired temperature = preset value (Eco (heating)). EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 23 Scheduled now you temporarily overrule the 17:20 17:20 preset value. Desired temperature = custom temperature = 21°C. After 2 hours, the schedule will be used again (17:20 => 20°C). EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 24 (Eco = 18°C). After 2 hours, the room will heat up again to the scheduled 20°C. Advantage: You save energy because you do NOT heat the room unnecessary, and by the time you come home the room is warm again. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 25: Room Thermostat Control - Using The Leaving Water Temperature Home

    In case of weather dependency, an offset value can be modified. To adjust the leaving water temperature (additional) 1 Go to the additional leaving water temperature home page (LWT add). 45°C 47°C 2 Press to adjust. Example: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 26: Leaving Water Temperature Control - About Leaving Water Temperature Control

    4.4.7 Leaving water temperature control - About leaving water temperature control Leaving water temperature control means that you only control the leaving water temperature. To control the leaving water temperature, you can do the following: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 27: Leaving Water Temperature Control - Using Leaving Water Temperature Control According To A Schedule

    To adjust the leaving water temperature (main) 1 Go to the main leaving water temperature home page (LWT main). 35°C 37°C 2 Press to adjust. Example: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 28: External Room Thermostat Control - About External Room Thermostat Control

    External room thermostat control means that you control the following: ▪ Room temperature on the external thermostat control ▪ Leaving water temperature on the user interface (Daikin) To control the leaving water temperature, you can do the following: You can… Location Read out the desired leaving water temperature.

  • Page 29: About Domestic Hot Water Control

    Read out the desired reheat temperature. DHW tank temperature home Adjust the reheat temperature. page Condition: is displayed on the DHW tank temperature home page. Activate the DHW tank booster mode. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 30: Scheduled Mode

    During the afternoon and evening, you consume hot water again and the DHW tank temperature decreases again. ▪ At 00:00 the next day, the cycle repeats. In scheduled mode, you can do the following: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 31: Scheduled + Reheat Mode

    In scheduled + reheat mode, you can do the following: You can… Location Do the same things as in scheduled mode. — Adjust the preset value (Reheat). Menu structure See also: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 32: Using The Dhw Tank Temperature Home Page

    Note: If the desired temperature is weather dependent, you cannot change it on the home page. Usage example: You need more hot water than scheduled If you are in the following situation: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 33: Using The Dhw Tank Booster Mode

    When the DHW tank booster mode is active, the risk of space heating/cooling and capacity shortage comfort problems is significant. In case of frequent domestic hot water operation, frequent and long space heating/cooling interruptions will happen. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 34: Advanced Usage

    Quiet level. ▪ Select a level and press Use and program a quiet mode ▪ Select Automatic and press schedule ▪ Program schedule. "4.7.2  Using and programming schedules" [  41]. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 35: Using Holiday Mode

    The configured holiday settings will be used. To check if holiday mode is activated and/or running 1 Press to go to one of the home pages. 2 Check the following: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 36 Heating Set point used during your holiday when the unit is operating in heating mode. Cooling Set point used during your holiday when the unit is operating in cooling mode. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 37 During your holiday, you come home for a few hours and want to use your normal schedule. Then you can do the following: 1 Deactivate the holiday mode. 2 When you go away again, activate the holiday mode again. Advantage: EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 38: Reading Out Information

    1 Go to [7.6]: > User settings > Unit of measurement. Possible units of measurement settings Setting Possible units of measurement Decimal point ▪ ▪ Comma ▪ Temperature °C ▪ °F EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 39: Configuring User Profile And Home

    You can use the following locking modes: ▪ Button lock: Locks all buttons to prevent children from changing settings. ▪ Function lock: Locks a specific function to prevent people from changing its settings. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 40: Preset Values And Schedules

    > User settings > Preset values. 2 Select for which control you want to define a preset value. Example: Room temperature. 3 Select a preset value and press . Example: Comfort (heating). EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 41: Using And Programming Schedules

    DHW tank temperature Program when to heat up the DHW tank. The possible actions depend on an installer setting. Possible actions 1: ▪ Storage comfort (preset value) ▪ Storage eco (preset value) ▪ Storage stop EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 42 If you work in a 3-shift system, you can do the following: 1 Program 3 room temperature schedules and give them appropriate names. Example: EarlyShift, DayShift and LateShift 2 Select the schedule that you currently want to use. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 43: Schedules: Example

    . (Only applicable for room temperature schedules). Example: MyWeekSchedule 4.7.4 Predefined schedules: Room temperature + leaving water temperature (main) : Desired temperature = Preset value (Comfort) : Desired temperature = Preset value (Eco) EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 44: Predefined Schedules: Leaving Water Temperature (Additional)

    : Start production of domestic hot water. Desired DHW  tank temperature = Preset value (Storage comfort) : Start production of domestic hot water. Desired DHW  tank temperature = Preset value (Storage eco) EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 45: Weather-Dependent Curve

    The weather-dependent curve is available for: ▪ Main zone - Heating ▪ Main zone - Cooling ▪ Additional zone - Heating ▪ Additional zone - Cooling ▪ Tank EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 46: 2-Points Curve

    Main zone – Cooling [7.7.1.2] Main > Set weather- dependent cooling Additional zone – Heating [7.7.2.1]Additional > Set weather-dependent heating Additional zone – Cooling [7.7.2.2] Additional > Set weather-dependent cooling EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 47 ↑ Cold Cold ↑ ↑ ↑ ↑ Cold ↓ ↑ ↓ ↑ — ↓ — ↓ Cold ↑ ↓ ↑ ↓ ↓ ↓ ↓ ↓ "4.8.2 2-points curve" [  46]. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 48: Energy Saving Tips

    ▪ Program to turn ON the domestic hot water pump ONLY during periods of the day when instant hot water is necessary. Example: In the morning and evening. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 49: Maintenance And Service

    ▪ Do NOT use the unit until a service person confirms that the part from which the refrigerant leaked has been repaired. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 50: To Find The Contact/Helpdesk Number

    6.2 To find the contact/helpdesk number Prerequisite: You switched the permission level to Advanced end user. 1 Go to [6.3.2]: > Information > Error handling > Contact/ helpdesk number. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 51: Troubleshooting

    See "4.4.6 Room thermostat control - Using the leaving water temperature home pages" [  25]. The weather-dependent curve is set Adjust the weather-dependent curve. incorrectly. "4.8 Weather-dependent curve" [  45]. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 52: Symptom: The Water At The Tap Is Too Cold

    The user interface will then ask you to confirm whether the backup heater can take over the heat load or not. When the heat pump fails, will appear on the user interface. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 53: Symptom: The System Is Making Gurgling Noises After Commissioning

    If yes, make sure that the room where you want to purge air is sufficiently ventilated. Reason: Refrigerant might leak into the water circuit, and subsequently into the room when you purge air from the heat emitters or collectors. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 54: Relocation

    Relocation 8 Relocation 8.1 Overview: Relocation If you want to relocate parts of your system, contact your installer. You can find the contact/helpdesk number via the user interface. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 55: Disposal

    Do NOT try to dismantle the system yourself: dismantling of the system, treatment of the refrigerant, oil and other parts MUST comply with applicable legislation. Units MUST be treated at a specialised treatment facility for reuse, recycling and recovery. EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 56: 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 57: Installer Settings: Tables To Be Filled In By Installer

    External kWh meter 1 External kWh meter 2 Capacities (energy metering) [A.2.3] BUH: step 1 11.2 Space heating/cooling control Setting Fill in… Leaving water temperature: Main zone [A.3.1.1] EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...

  • Page 58: Domestic Hot Water Control [A.4]

    In case of frequent domestic hot water operation, frequent and long space heating/cooling interruptions will happen. 11.4 Contact/helpdesk number [6.3.2] Setting Fill in… Contact/helpdesk number EHFZ03S18DJ3V User reference guide Daikin Altherma 3 R F 4P596825-1A – 2021.10...
  • Page 60 4P596825-1A 2021.10 Verantwortung für Energie und Umwelt...

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