Daikin CKHWS180BJ V3 Series User Reference Manual
R32 split series - domestic hot water tank (180l/230l)
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Also See for CKHWS180BJ V3 Series:
- Operation manual (20 pages) ,
- Installation manual (32 pages) ,
- Installer's reference manual (148 pages)
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Summary of Contents for Daikin CKHWS180BJ V3 Series
- Page 1 User reference guide R32 Split Series - Domestic Hot Water Tank (180l/230l) CKHWS180BJ▲V3▼ CKHWS230BJ▲V3▼ CKHWSU230BJ▲V3▼ ▲= 1, 2, 3, …, 9, A, B, C, …, Z ▼= , , 1, 2, 3, …, 9...
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Page 2: Table Of Contents
Table of contents Table of contents 1 About this document Meaning of warnings and symbols ..........................2 User safety instructions General ................................... Instructions for safe operation ............................3 About the system Components in a typical system layout ......................... 4 Quick guide User permission level .............................. - Page 3 Table of contents 10 Installer settings: Tables to be filled in by installer 10.1 Configuration wizard ..............................10.2 Settings menu................................. CKHWS180+CKHWS(U)230BJV3 User reference guide R32 Split Series - Domestic Hot Water Tank (180l/230l) 4P779552-1 – 2025.01...
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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
For more information, see: http://www.onlinecontroller.daikineurope.com/ NOTICE Upgrade the firmware of the Daikin Altherma user interface to the most recent version. Breadcrumbs Breadcrumbs (example: [5.6]) help you to locate where you are in the menu structure of the user interface. - Page 6 About this document DANGER: RISK OF ELECTROCUTION Indicates a situation that could result in electrocution. DANGER: RISK OF BURNING/SCALDING Indicates a situation that could result in burning/scalding because of extreme hot or cold temperatures. DANGER: RISK OF EXPLOSION Indicates a situation that could result in explosion. WARNING Indicates a situation that could result in death or serious injury.
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Page 7: User Safety Instructions
User safety instructions 2 User safety instructions Always observe the following safety instructions and regulations. 2.1 General WARNING If you are NOT sure how to operate the unit, contact your installer. WARNING This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning... -
Page 8: Instructions For Safe Operation
User safety instructions ▪ Batteries are marked with the following symbol: This means that the batteries may NOT be mixed with unsorted household waste. If a chemical symbol is printed beneath the symbol, this chemical symbol means that the battery contains a heavy metal above a certain concentration. Possible chemical symbols are: Pb: lead (>0.004%). - Page 9 User safety instructions WARNING Air purging heating circuit for domestic hot water. Before you purge air, check if is displayed on the home screen of the user interface. ▪ If not, you can purge air immediately. ▪ If yes, make sure that the room where you want to purge air is sufficiently ventilated.
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Page 10: About The System
About the system 3 About the system Depending on the system layout, the system can: ▪ Produce domestic hot water 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. -
Page 11: Quick Guide
Quick guide 4 Quick guide 4.1 User permission level The amount of information you can read and edit in the menu structure depends on your user permission level: ▪ User: Standard mode ▪ Advanced user: You can read and edit more information To change the user permission level 1 Go to [B]: User profile. -
Page 12: Domestic Hot Water
Quick guide 4.2 Domestic hot water To turn tank heating operation ON or OFF NOTICE 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-00 error will occur. - Page 13 Quick guide ▪ "5.4 Turning operation ON or OFF" [ 20] ▪ "5.6 Domestic hot water control" [ 22] ▪ "5.7 Preset values and schedules" [ 26] CKHWS180+CKHWS(U)230BJV3 User reference guide R32 Split Series - Domestic Hot Water Tank (180l/230l) 4P779552-1 – 2025.01...
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Page 14: Operation
Operation 5 Operation 5.1 User interface: Overview The user interface has the following components: a Status indicator b LCD screen c Dials and buttons Status indicator The LEDs of the status indicator light up or blink to show the operating mode of the unit. - Page 15 Operation Item Description a Left dial The LCD shows an arc on the left side of the display when you can use the left dial. ▪ : Turn, then press the left dial. Navigate through the menu structure. ▪ : Turn the left dial. Choose a menu item. ▪...
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Page 16: Menu Structure: Overview User Settings
Operation 5.2 Menu structure: Overview user settings Tank [7.2] Time/date Powerful operation Hours Minutes Comfort setpoint Eco setpoint Year Reheat setpoint Month Schedule (**) Heat up mode Daylight savings time (**) Disinfection Format (**) Maximum (**) Hysteresis [7.3] Holiday (**) Setpoint mode Activation (**) -
Page 17: Possible Screens: Overview
Operation 5.3 Possible screens: Overview The most common screens are as follows: – a Home screen b Main menu screen c Lower level screens: c1: Setpoint screen c2: Detailed screen with values c3: Screen with weather-dependent curve c4: Screen with schedule 5.3.1 Home screen Press the button to go back to the home screen. -
Page 18: Main Menu Screen
Operation Item Description Domestic hot water Domestic hot water Measured tank temperature Disinfection / Powerful Disinfection mode active Powerful operation mode active Emergency Heat pump failure and system operates in Emergency mode. Current date and time Smart energy Smart energy is currently being used for domestic hot water. Outdoor / quiet mode Measured outdoor temperature Quiet mode active... -
Page 19: Setpoint Screen
Operation Possible actions on this screen Go through the list. Enter the submenu. Enable/disable breadcrumbs. Submenu Description Restriction: Only displayed if a malfunction Malfunctioning occurs. "8.1 To display the help text in case of a malfunction" [ 47] for more information. Set the domestic hot water tank temperature. Tank Gives access to user settings such as holiday User settings... -
Page 20: Detailed Screen With Values
Operation Possible actions on this screen Go through the list of the submenu. Go to the submenu. Adjust and automatically apply the desired temperature. Item Description Minimum temperature limit Fixed by the unit Restricted by the installer Maximum temperature limit Fixed by the unit Restricted by the installer Current temperature... -
Page 21: To Turn On Or Off
Operation Tank heating operation a Tank operation ON b Tank operation OFF 5.4.2 To turn ON or OFF Tank heating operation NOTICE 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. -
Page 22: Domestic Hot Water Control
Operation In menu… You can read out… [8.7] About Version information about the system [8.8] Connection status Information about the connection status of the unit, the room thermostat and WLAN [8.9] Running hours Running hours of specific system components 5.6 Domestic hot water control 5.6.1 Reheat mode In reheat mode, the DHW ... -
Page 23: Scheduled + Reheat Mode
Operation 60°C 50°C 40°C 15°C 00:00 07:00 14:00 21:00 DHW tank temperature t Time ▪ Initially, the DHW tank temperature is the same as the temperature of the domestic water entering the 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). -
Page 24: Disinfection
Operation To check if powerful operation is active is displayed on the home screen, powerful operation is active. Activate or deactivate Powerful operation as follows: 1 Go to [5.1]: Tank > Powerful operation 2 Turn powerful operation Off or On. Usage example: You immediately need more hot water You are in the following situation: ▪... - Page 25 Operation [2-03] [2-04] 00.00 01.00 22.00 23.00 24.00 [2-02] DHW Domestic hot water temperature User setpoint temperature High setpoint temperature [2-03] t Time WARNING Be aware that the domestic hot water temperature at the hot water tap will be equal to the value selected in field setting [2-03] after a disinfection operation.
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Page 26: Preset Values And Schedules
Operation 5.7 Preset values and schedules 5.7.1 Using preset values About preset values For some settings in the system, you can define preset values. You only need to set these values one time, then reuse the values in other screens such as the scheduling screen. - Page 27 Operation You can… See… Select which schedule you currently want to use for a specific control. The system contains some predefined schedules. You can: Consult which schedule is currently "Schedule/Control" in "Possible selected. schedules" [ 27] Program your own schedules if the ▪...
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Page 28: Schedule Screen: Example
Operation Schedule/Control Description [5.F] Tank > Priority Predefined schedules: Domestic hot water schedule as priority for each month Schedule for the outdoor unit Activation screen: Not applicable. This schedule to determine priority between is only used when more than one indoor unit domestic hot water tank (e.g. - Page 29 Operation To clear the content of the week schedule 1 Select the name of the current schedule. User defined 2 Select Delete. Delete 3 Select OK to confirm. To clear the content of a day schedule 1 Select the day of which you want to clear the content. For example Friday User defined 2 Select Delete.
- Page 30 Operation 3 Use the left dial to select an entry and edit the entry with the right dial. You can program up to 4 actions each day. 6:00 Comfort 22:00 8:30 17:30 Comfort Note: To clear an action, set its time as the time of the previous action.
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Page 31: Weather-Dependent Curve
Operation 5 Repeat this action for all other weekdays. — User defined To program the schedule for Saturday and copy it to Sunday 1 Select Saturday. 2 Select Edit. 3 Use the left dial to select an entry and edit the entry with the right dial. -
Page 32: Slope-Offset Curve
Operation Weather-dependent curve To be able to compensate for differences in temperature, the unit relies on its weather-dependent curve. This curve defines how much the temperature of the tank or leaving water must be at different outdoor temperatures. Because the slope of the curve depends on local circumstances such as climate and the insulation of the building, the curve can be adjusted by an installer or user. -
Page 33: 2-Points Curve
Operation Item Description WD curve before changes. WD curve after changes (as example): ▪ When slope is changed, the new preferred temperature at X1 is unequally higher than the preferred temperature at X2. ▪ When offset is changed, the new preferred temperature at X1 is equally higher as the preferred temperature at X2. -
Page 34: Using Weather-Dependent Curves
Operation Item Description Y1, Y2 Examples of desired tank temperature. The icon corresponds to the domestic hot water tank: ▪ : 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. -
Page 35: Priority Schedule
Operation The domestic hot water temperature is … Fine-tune with slope and offset: At regular outdoor At cold outdoor Slope Offset temperatures … temperatures … Cold ↑ ↓ – ↓ "5.8.2 Slope-offset curve" [ 32]. To fine-tune the weather-dependent curve: 2-points curve The following table describes how to fine-tune the weather dependent curve of the tank: The domestic hot water temperatures is …... -
Page 36: Operation Mode
Operation 2 Select which month to set. Priority schedule January February March 3 Select the priority schedule of that month. Priority schedule January February March Example of possible outcomes based on scheduled Priority schedule are as follows: If … Then heat pump operation = … Which is A/C request is priority? -
Page 37: Setting Up The Energy Metering
Operation Depending on whether early backup heater operation is desired, two DHW operation modes can be chosen as follows: ▪ Efficient: Backup heater only allowed when the outdoor unit is unable to perform DHW (e.g. water temperature is outside operation range of the outdoor unit, or the outdoor unit decides to only perform A/C operation –... -
Page 38: Consumed Energy
Operation 5.11.2 Consumed energy You can use the following methods to determine the consumed energy: ▪ Calculating Calculating the consumed energy ▪ The consumed energy is calculated internally based on: The actual power input of the outdoor unit The set capacity of the backup heater The voltage ▪... - Page 39 Operation If you want to… Then… Manually activate a quiet Select Manual. mode level Go to [7.4.3] Level and select the applicable quiet mode level. Example: Most quiet. Result: The unit always runs in the selected quiet mode level. The user cannot change this.
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Page 40: Using Holiday Mode
Operation If... Then quiet mode =... Restrictions Restrictions Schedule enabled? (time + level) programmed? defined? Follows schedule Follows restriction ▪ During restricted time: If restricted level is stricter than scheduled level, then follows restriction. Else, follows schedule. ▪ Outside restricted time: Follows schedule. -
Page 41: Using Wlan
Operation 3 Set the last day of your holiday. — ▪ Go to [7.3.3]: Till. ▪ Select a date. ▪ Confirm the changes. 5.12.4 Using WLAN INFORMATION Restriction: WLAN settings are only visible when a WLAN cartridge is inserted in the user interface. - Page 42 Operation 1 Go to [D.1]: Wireless gateway > Enable AP mode. 2 This setting generates a random SSID and key (+ QR code) — needed by the ONECTA app: AP mode enabled SSID DaikinAPXXXXX XYZ12345 This screen exits automatically after 10 min, or when you press (and confirm): Are you sure you want to exit AP mode? Back...
- Page 43 Operation 1 Go to [D.6]: Wireless gateway > Cloud connection. 2 Read out the connection status: ▪ Not connected ▪ Connected CKHWS180+CKHWS(U)230BJV3 User reference guide R32 Split Series - Domestic Hot Water Tank (180l/230l) 4P779552-1 – 2025.01...
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Page 44: Energy Saving Tips
Energy saving tips 6 Energy saving tips Tips about DHW tank temperature ▪ Set the Priority schedule to DHW to minimise the usage of the electric backup heater. ▪ Use a weekly schedule for your normal domestic hot water needs (ONLY in scheduled mode). -
Page 45: Maintenance And Service
Maintenance and service 7 Maintenance and service 7.1 Overview: Maintenance and service The installer has to perform a yearly maintenance. You can find the contact/ helpdesk number via the user interface. 1 Go to [8.3]: Information > Dealer information. As end user, you have to: ▪... - Page 46 Maintenance and service NOTICE Applicable legislation on fluorinated greenhouse gases requires that the refrigerant charge of the unit is indicated both in weight and CO equivalent. 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.
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Page 47: Troubleshooting
Troubleshooting 8 Troubleshooting Contact For the symptoms listed below, you can try to solve the problem yourself. For any other problem, contact your installer. You can find the contact/helpdesk number via the user interface. 1 Go to [8.3]: Information > Dealer information. 8.1 To display the help text in case of a malfunction In case of a malfunction, the following will appear on the home screen depending on the severity:... -
Page 48: Symptom: The Water At The Tap Is Too Cold
Troubleshooting 8.3 Symptom: The water at the tap is too cold Possible cause Corrective action You ran out of domestic hot water If you immediately need domestic hot because of unusually high consumption. water, activate the DHW tank Powerful operation. However, this consumes The desired DHW tank temperature is extra energy. -
Page 49: Symptom: The System Is Making Gurgling Noises After Commissioning
Troubleshooting 8.5 Symptom: The system is making gurgling noises after commissioning Possible cause Corrective action There is air in the system. Purge air from the system. Incorrect hydraulic balance. To be performed by the installer: ▪ If hydraulic balancing is not sufficient, change the pump limitation settings ([9-0D] and [9-0E] if applicable). -
Page 50: Disposal
Disposal 9 Disposal NOTICE 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. CKHWS180+CKHWS(U)230BJV3 User reference guide R32 Split Series - Domestic Hot Water Tank (180l/230l) -
Page 51: Configuration Wizard
Installer settings: Tables to be filled in by installer 10 Installer settings: Tables to be filled in by installer 10.1 Configuration wizard Setting Fill in… System Indoor unit type (read only) Backup heater type [9.3.1] (read only) Voltage [9.3.2] Configuration [9.3.3] Capacity step 1 [9.3.4] Quick mode timer [9.3.A] BUH allowance schedule [9.3.B]... - Page 52 4P779552-1 2025.01...
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