Table of contents
User reference guide
2
EABH/X16DF6V(7)+9W(7) + EAVH/X16S(U)18+23DA6V(7)+9W(7)
Daikin Altherma 3 H F+W
4P556071-1C – 2021.09
Table of contents
1 About this document 4
1.1 Meaning of warnings and symbols................................................................................................................................. 5
2 User safety instructions 7
2.1 General............................................................................................................................................................................ 7
2.2 Instructions for safe operation ....................................................................................................................................... 8
3 About the system 10
3.1 Components in a typical system layout.......................................................................................................................... 10
4 Operation 11
4.1 User interface: Overview ................................................................................................................................................ 11
4.2 Possible screens: Overview............................................................................................................................................. 12
4.2.1 Home screen................................................................................................................................................... 13
4.2.2 Main menu screen.......................................................................................................................................... 15
4.2.3 Setpoint screen............................................................................................................................................... 16
4.2.4 Detailed screen with values ........................................................................................................................... 17
4.3 Turning operation ON or OFF ......................................................................................................................................... 17
4.3.1 Visual indication.............................................................................................................................................. 17
4.3.2 To turn ON or OFF .......................................................................................................................................... 18
4.4 Space heating/cooling control........................................................................................................................................ 19
4.4.1 About space heating/cooling control............................................................................................................. 19
4.4.2 Setting the space operation mode................................................................................................................. 19
4.4.3 Determining which temperature control you are using................................................................................ 21
4.4.4 To change the desired room temperature .................................................................................................... 21
4.4.5 To change the desired leaving water temperature ....................................................................................... 22
4.5 Domestic hot water control............................................................................................................................................ 23
4.5.1 About domestic hot water control................................................................................................................. 23
4.5.2 Reheat mode .................................................................................................................................................. 24
4.5.3 Scheduled mode............................................................................................................................................. 25
4.5.4 Scheduled + reheat mode .............................................................................................................................. 25
4.5.5 To change the domestic hot water temperature .......................................................................................... 26
4.5.6 Using DHW powerful operation..................................................................................................................... 26
4.6 Advanced usage .............................................................................................................................................................. 27
4.6.1 Using quiet mode ........................................................................................................................................... 28
4.6.2 Using holiday mode........................................................................................................................................ 29
4.6.3 Reading out information ................................................................................................................................ 29
4.6.4 To configure time and date............................................................................................................................ 30
4.7 Preset values and schedules........................................................................................................................................... 30
4.7.1 Using preset values......................................................................................................................................... 30
4.7.2 Setting the energy prices................................................................................................................................ 31
4.7.3 Using and programming schedules................................................................................................................ 33
4.7.4 Schedule screen: Example.............................................................................................................................. 36
4.8 Weather-dependent curve ............................................................................................................................................. 40
4.8.1 What is a weather-dependent curve? ........................................................................................................... 40
4.8.2 2-points curve................................................................................................................................................. 41
4.8.3 Slope-offset curve........................................................................................................................................... 42
4.8.4 Using weather-dependent curves.................................................................................................................. 43
4.9 Menu structure: Overview user settings........................................................................................................................ 46
4.10 Installer settings: Tables to be filled in by installer........................................................................................................ 47
4.10.1 Configuration wizard ...................................................................................................................................... 47
4.10.2 Settings menu ................................................................................................................................................. 47
5 Energy saving tips 49
6 Maintenance and service 50
6.1 Overview: Maintenance and service .............................................................................................................................. 50
6.2 To find the contact/helpdesk number............................................................................................................................ 51
7 Troubleshooting 52
7.1 To display the help text in case of a malfunction........................................................................................................... 52
7.2 To check the malfunction history ................................................................................................................................... 52
7.3 Symptom: You are feeling too cold (hot) in your living room........................................................................................ 52
7.4 Symptom: The water at the tap is too cold.................................................................................................................... 53
7.5 Symptom: Heat pump failure ......................................................................................................................................... 53
7.6 Symptom: The system is making gurgling noises after commissioning......................................................................... 54
