Daikin EKHWET120B V3 Series User Reference Manual Download

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User reference guide

R32 Split series – Domestic hot water tank

EKHWET90B

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EKHWET120B

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Summary of Contents for EKHWET120B V3 Series

Page 1: ...User reference guide R32 Split series Domestic hot water tank EKHWET90B V3 EKHWET120B V3 1 2 3 9 A B C Z 1 2 3 9...

Page 2: ...trol 21 5 6 2 Reheat mode 22 5 6 3 Scheduled mode 22 5 6 4 Scheduled reheat mode 23 5 6 5 To change the domestic hot water temperature 23 5 6 6 Using DHW powerful operation 24 5 7 Preset values and sc...

Page 3: ...nts User reference guide 3 EKHWET90 120B R32 Split series Domestic hot water tank 4P680076 1A 2022 11 12 Installer settings Tables to be filled in by installer 48 12 1 Configuration wizard 48 12 2 Set...

Page 4: ...ing Format Paper in the box of the indoor unit Operation manual Quick guide for basic usage Format Paper in the box of the indoor unit User reference guide Detailed step by step instructions and backg...

Page 5: ...nu screen press the help button The breadcrumbs appear in the top left corner of the screen 2 To disable the breadcrumbs Press the help button again This document also mentions these breadcrumbs Examp...

Page 6: ...a situation that could result in equipment or property damage INFORMATION Indicates useful tips or additional information Symbols used on the unit Symbol Explanation Before installation read the inst...

Page 7: ...uced physical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the haz...

Page 8: ...OT 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 c...

Page 9: ...s NOT leak If the refrigerant leaks in the room and comes in contact with fire from a burner a heater or a cooker this may result in fire or the formation of a harmful gas Turn OFF any combustible hea...

Page 10: ...r tank 4P680076 1A 2022 11 3 About the system Depending on the system layout the system can Produce domestic hot water 3 1 Components in a typical system layout c a b A a Outdoor unit heat pump b Dome...

Page 11: ...licable pin code for the user permission level Browse through the list of digits and change the selected digit Move the cursor from left to right Confirm the pin code and proceed User pin code The Use...

Page 12: ...e domestic hot water temperature 1 Go to 5 Tank Tank 5 2 Adjust the domestic hot water temperature 50 C 5 a b Tank a Actual domestic hot water temperature b Desired domestic hot water temperature In o...

Page 13: ...isplay Dials and buttons You use the dials and buttons To navigate through the screens menus and settings of the LCD screen To set values a b c d e Item Description a Left dial The LCD shows an arc on...

Page 14: ...ight dial The LCD shows an arc on the right side of the display when you can use the right dial Turn then press the right dial Change a value or setting shown at the right side of the screen Turn the...

Page 15: ...3 Holiday Activation From Till 7 4 Quiet Mode Schedule Level 5 Tank Powerful operation Comfort setpoint Eco setpoint Reheat setpoint Schedule WD curve WD curve type D Wireless gateway Mode Reboot WPS...

Page 16: ...d 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 You see an overview of the unit configuration and t...

Page 17: ...oor unit f Indoor unit domestic hot water tank f Domestic hot water tank g Holiday mode Holiday mode active h Malfunction A malfunction occurred See 8 1 To display the help text in case of a malfuncti...

Page 18: ...ler Gives access to advanced settings A Commissioning Restriction Only for the installer Perform tests and maintenance B User profile Change the active user profile C Operation Turn heating cooling fu...

Page 19: ...re d Turn the right dial to increase decrease for Reheat only mode Submenu e Turn or press the left dial to go to the submenu 5 3 4 Detailed screen with values Example a b c a b c 7 2 1 Time date Hour...

Page 20: ...OFF while disinfection is running an AH error occurs 1 Go to C 3 Operation Tank Operation Tank Off C 3 2 Set operation to On or Off 5 5 Reading out information To read out information 1 Go to 8 Inform...

Page 21: ...unction at least 4 hours later than the last expected large hot water tapping This start up can be set by installer settings disinfection function When the Schedule only mode is selected it is recomme...

Page 22: ...nt In case of frequent reheat operation Air Conditioning heating cooling function is regularly interrupted INFORMATION The application of hysteresis the amount of the temperature drop that will trigge...

Page 23: ...nk temperature drops below a preset value reheat tank temperature hysteresis value example 35 C the DHW tank heats up until it reaches the reheat set point example 45 C This ensures that a minimum amo...

Page 24: ...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...

Page 25: ...oint The software uses this preset value if the DHW tank mode is Schedule reheat 5 G Operation mode You can select two type of DHW operation which concerns allowance of booster heater Efficient Quick...

Page 26: ...fined schedule in the system for the specific control If needed you can program your own schedule Activation screen For most controls a schedule is only effective if it activated in its corresponding...

Page 27: ...ime outdoor unit will prioritize Air Conditioning heating cooling operation 7 4 2 User settings Quiet Schedule Schedule for when the unit has to use which quiet mode level Predefined schedule Not appl...

Page 28: ...i Thu Tue Sun 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 Mon Sat Wed F...

Page 29: ...nges Result The schedule for Monday is defined The value of the last action is valid until the next programmed action In this example Monday is the first day you programmed Thus the last programmed ac...

Page 30: ...Select Sunday 8 Select Paste Result Mon Sat Wed Fri Thu Tue Sun User defined C 5 8 Weather dependent curve 5 8 1 What is a weather dependent curve Weather dependent operation The unit operates weather...

Page 31: ...Which type of curve you use to make adjustments depends on your personal preference See 5 8 4 Using weather dependent curves 433 Availability The weather dependent curve is available for Tank only av...

Page 32: ...emperatures For example if the tank temperature is always a bit too cold at different ambient temperatures shift the offset up to equally increase the tank target temperature for all ambient temperatu...

Page 33: ...dependent To change the type of weather dependent curve To change the type for the tank go to 5 E Tank 5 E Tank WD curve type Restriction Only available to installers To change the weather dependent c...

Page 34: ...multiple indoor units are connected to the outdoor unit the user can set on the user interface for each month whether to put DHW or Air Conditioning A C as priority This will determine how the outdoo...

Page 35: ...pplicable if DHW and A C requests happen at the same time when outdoor ambient temperature and tank target temperature are within operation range of outdoor unit b Decided by outdoor unit INFORMATION...

Page 36: ...INFORMATION When tank disinfection is performed with Efficient mode the booster heater can still start after 20 minutes to assist the heat pump 5 11 Other functionalities 5 11 1 To configure time and...

Page 37: ...y mode About holiday mode During your holiday you can use the holiday mode to deviate from your normal schedules without having to change them While holiday mode is active domestic hot water operation...

Page 38: ...needs the following components b a c a WLAN cartridge The WLAN cartridge needs to be inserted in the user interface b Router Field supply c Smartphone app The ONECTA app needs to be installed on the...

Page 39: ...the software version of the ONECTA app 1 Go to D 3 Wireless gateway WPS 2 In the WPS screen select Yes D 4 Remove from cloud Remove the WLAN cartridge from the cloud 1 Go to D 4 Wireless gateway Remov...

Page 40: ...ic moments where A C heating cooling demand is less important Program to heat up the DHW tank to a preset value Comfort higher DHW tank temperature during the night because then A C heating cooling de...

Page 41: ...tion WARNING MILDLY FLAMMABLE MATERIAL The refrigerant inside this unit is mildly flammable WARNING The refrigerant inside the unit is mildly flammable but normally does NOT leak If the refrigerant le...

Page 42: ...NOTICE Applicable legislation on fluorinated greenhouse gases requires that the refrigerant charge of the unit is indicated both in weight and CO2 equivalent Formula to calculate the quantity in CO2 e...

Page 43: ...ar on the home screen depending on the severity Error Malfunction You can get a short and a long description of the malfunction as follows 1 Press the left dial to open the main menu and go to Malfunc...

Page 44: ...3 Schedule screen Example 427 The desired DHW tank temperature is too low 8 4 Symptom Heat pump failure When the heat pump fails to operate the booster heater can serve as an emergency heater It then...

Page 45: ...eries Domestic hot water tank 4P680076 1A 2022 11 9 Relocation 9 1 Overview Relocation If you want to relocate parts of your system contact your installer You can find the contact helpdesk number via...

Page 46: ...4P680076 1A 2022 11 10 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 U...

Page 47: ...which can perform or coordinate the required service to the product Installation manual Instruction manual specified for a certain product or application explaining how to install configure and maint...

Page 48: ...Configuration wizard Setting Fill in System Indoor unit type read only Emergency 9 5 Booster heater capacity 9 4 1 Quick mode timer 9 4 3 Operation 9 4 4 Tank Heat up mode 5 6 Disinfection 5 7 Maximu...

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