Daikin R32 Split Series User Reference Manual
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Daikin R32 Split Series User Reference Manual

Domestic hot water tank
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EKHWET90BAV3
EKHWET120BAV3
User reference guide
R32 Split series – Domestic hot water tank

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Summary of Contents for Daikin R32 Split Series

  • Page 1 User reference guide R32 Split series – Domestic hot water tank EKHWET90BAV3 EKHWET120BAV3...

  • Page 2: Table Of Contents

    Symptom: The water at the tap is too cold........................44 Symptom: Heat pump failure ............................44 9 Relocation Overview: Relocation ..............................45 10 Disposal 11 Glossary User reference guide EKHWET90~120BAV3 R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 3 Table of contents 12 Installer settings: Tables to be filled in by installer 12.1 Configuration wizard............................... 48 12.2 Settings menu ................................. 48 EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 4: About This Document

    Format: Paper (in the box of the indoor unit) ▪ User reference guide: Detailed step-by-step instructions and background information for basic and advanced usage Format: digital files on https://www.daikin.eu. Use the search function find your model. ▪ Installation manual – Outdoor unit: Installation instructions Format: Paper (in the box of the outdoor unit) ▪...

  • Page 5: Meaning Of Warnings And Symbols

    1.1 Meaning of warnings and symbols DANGER Indicates a situation that results in death or serious injury. DANGER: RISK OF ELECTROCUTION Indicates a situation that could result in electrocution. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • 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". EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • 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. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • 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. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 9 ▪ Do NOT use the unit until a service person confirms that the part from which the refrigerant leaked has been repaired. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 10: About The System

    3.1 Components in a typical system layout a Outdoor unit heat pump b Domestic hot water (DHW) tank c User interface of the indoor unit A Technical room. Example: Garage. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 11: Quick Guide

    Disinfection mode. Even if you turn OFF tank heating operation ([C.3]: Operation > Tank), disinfection mode will remain active. However, if you turn it OFF while disinfection is running, an AH error occurs. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 12 More information For more information, see also: ▪ "5.4 Turning operation ON or OFF" [  19] ▪ "5.6 Domestic hot water control" [  21] ▪ "5.7 Preset values and schedules" [  25] EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 13: Operation

    : Press to go back to the home screen. d Help button : Press to show a help text related to the current page (if available). EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 14 : Turn the right dial. Navigate through the possible values and settings. ▪ : Press the right dial. Confirm your choice and go to the next menu item. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 15: 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. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 16: Possible Screens: Overview

    26 Feb 2019 22:19 Possible actions on this screen Go through the list of the main menu. Go to the main menu screen. Enable/disable breadcrumbs. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 17: Main Menu Screen

    User profile Operation Tank User settings Information a Selected submenu Possible actions on this screen Go through the list. Enter the submenu. Enable/disable breadcrumbs. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 18: Setpoint Screen

    [5] Tank temperature screen °C – Tank Explanation – Possible actions on this screen Go through the list of the submenu. Go to the submenu. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 19: Detailed Screen With Values

    Certain functionalities of the unit can be enabled or disabled separately. If a functionality is disabled, the corresponding temperature icon in the home screen will be greyed out. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 20: To Turn On Or Off

    [8.5] Actuators Status/mode of each actuator Booster heater [8.6] Operation modes Current operation mode Example: Defrost/oil return mode [8.7] About Version information about the system EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 21: Domestic Hot Water Control

    Schedule If… is displayed Then the DHW tank mode =… Only [5.1] Powerful operation Reheat only All items except [5.4] Reheat Schedule only setpoint are displayed EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 22: Reheat Mode

    DHW tank (example: 15°C). ▪ At 00:00 the DHW  tank is programmed to heat up the water to a preset value (example: Comfort = 60°C). EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 23: Scheduled + Reheat Mode

    In Reheat only mode, you can use the tank temperature setpoint screen to read out and adjust the domestic hot water temperature. 1 Go to [5]: Tank. Tank EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 24: Using Dhw Powerful Operation

    Powerful operation allows the domestic hot water production to be assisted by the booster heater. Use this mode on days when there is more hot water usage than usual. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 25: Preset Values And Schedules

    You can… See… Set if a specific control needs to act according "Activation screen" in "Possible to a schedule. schedules" [  26] EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 26 Note: In Schedule + reheat mode, the system also takes the user-defined preset value [5.4] Reheat setpoint into account. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 27: Schedule Screen: Example

    4 Copy the schedule to the other weekdays. 5 Program the schedule for Saturday and copy it to Sunday. To go to the schedule 1 Go to [5.5]: Tank > Schedule. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 28 Delete Edit Copy 3 Select OK to confirm. To program the schedule for Monday 1 Select Monday. User defined 2 Select Edit. Delete Edit Copy EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 29 Copy Result: Next to the copied day, "C" is displayed. 3 Select Tuesday. User defined 4 Select Paste. Delete Edit Copy Paste Result: User defined EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 30: Weather-Dependent Curve

    Because it reacts more quickly, it prevents high rises and drops of the water temperature at tap points. Advantage Weather-dependent operation reduces energy consumption. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 31: 2-Points Curve

    : Domestic hot water tank Possible actions on this screen Go through the temperatures. Change the temperature. Go to the next temperature. Confirm changes and proceed. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 32: Slope-Offset Curve

    Examples of outdoor ambient temperature Y1, Y2, Y3, Examples of desired tank temperature. The icon corresponds to the heat emitter for that zone: ▪ : Domestic hot water tank EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 33: Using Weather-Dependent Curves

    At regular outdoor At cold outdoor Slope Offset temperatures … temperatures … Cold ↑ — ↓ — Cold ↓ ↑ Cold Cold — ↑ EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 34: Priority Schedule

    A/C (heating) operation is finished, heat pump outdoor unit can switch to DHW. To select the Priority schedule 1 Go to [5.F]: Tank > Priority schedule. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 35: Operation Mode

    5.10 Operation mode Choosing Operation mode for DHW Depending on whether early booster heater operation is desired, two DHW operation modes can be chosen as follows: EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 36: Other Functionalities

    To check if quiet mode is active is displayed on the home screen, quiet mode is active. To program a quiet mode schedule Restriction: Only possible if enabled by the installer. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 37: Using Holiday Mode

    ▪ Select On. 2 Set the first day of your holiday. — ▪ Go to [7.3.2]: From. ▪ Select a date. ▪ Confirm the changes. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 38: Using Wlan

    [D.3] WPS [D.4] Remove from cloud [D.5] Home network connection [D.6] Cloud connection [D.1] Mode: Turn AP mode ON (= WLAN cartridge active as access point): EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 39 [D.6] Cloud connection: Read out the status of the connection to the cloud: 1 Go to [D.6]: Wireless gateway > Cloud connection. 2 Read out the connection status: ▪ Not connected ▪ Connected EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 40: Energy Saving Tips

    Make sure the desired DHW tank temperature is NOT too high. Example: After installation, lower the DHW tank temperature daily by 1°C and check if you still have enough hot water. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 41: Maintenance And Service

    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. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 42 Formula to calculate the quantity in CO equivalent tonnes: GWP value of the refrigerant × total refrigerant charge [in kg] / 1000 Contact your installer for more information. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 43: Troubleshooting

    Conditions: The user permission level is set to advanced end user. 1 Go to [8.2]: Information > Malfunction history. You see a list of the most recent malfunctions. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 44: Symptom: The Water At The Tap Is Too Cold

    "8.1 To display the help text in case of a malfunction" [  43]. INFORMATION When the booster heater takes over the heat load, electricity consumption will be considerably higher. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 45: Relocation

    If you want to relocate parts of your system, contact your installer. You can find the contact/helpdesk number via the user interface. 1 Go to [8.3]: Information > Dealer information. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 46: Disposal

    MUST comply with applicable legislation. Units MUST be treated at a specialised treatment facility for reuse, recycling and recovery. EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...

  • Page 47: 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 48 Eco setpoint [5.3] Reheat setpoint [5.4] Setpoint mode [5.B] WD curve type [5.E] Operation modes [5.G] 12.2 Settings menu Setting Fill in… Information Dealer information [8.3] EKHWET90~120BAV3 User reference guide R32 Split series – Domestic hot water tank 4P680076-1 – 2021.11...
  • Page 52 4P680076-1 2021.11 Verantwortung für Energie und Umwelt...

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