Daikin EHFZ-D3V - Table of Contents

Table of contents
User reference guide
2
EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596825-1A – 2021.10
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
4.1.1 Buttons............................................................................................................................................................ 11
4.1.2 Status icons..................................................................................................................................................... 12
4.1.3 User Permission level ..................................................................................................................................... 13
4.2 Menu structure: Overview user settings........................................................................................................................ 14
4.3 Basic usage ...................................................................................................................................................................... 15
4.3.1 Using home pages .......................................................................................................................................... 15
4.3.2 Using the menu structure .............................................................................................................................. 15
4.3.3 Turning ON/OFF controls ............................................................................................................................... 16
4.4 Space heating/cooling control........................................................................................................................................ 17
4.4.1 About space heating/cooling control............................................................................................................. 17
4.4.2 Setting the space operation mode................................................................................................................. 17
4.4.3 Determining which temperature control you are using................................................................................ 19
4.4.4 Room thermostat control - About room thermostat control........................................................................ 20
4.4.5 Room thermostat control - Using the room temperature home pages ....................................................... 21
4.4.6 Room thermostat control - Using the leaving water temperature home pages .......................................... 25
4.4.7 Leaving water temperature control - About leaving water temperature control ........................................ 26
4.4.8 Leaving water temperature control - Using leaving water temperature control according to a schedule . 27
4.4.9 Leaving water temperature control - Using leaving water temperature control NOT according to a
schedule.......................................................................................................................................................... 27
4.4.10 External room thermostat control - About external room thermostat control............................................ 28
4.4.11 External room thermostat control - Using external room thermostat control ............................................ 28
4.5 Domestic hot water control............................................................................................................................................ 28
4.5.1 About domestic hot water control................................................................................................................. 29
4.5.2 Reheat mode .................................................................................................................................................. 29
4.5.3 Scheduled mode............................................................................................................................................. 30
4.5.4 Scheduled + reheat mode .............................................................................................................................. 31
4.5.5 Using the DHWtank temperature home page.............................................................................................. 32
4.5.6 Using the DHWtank booster mode ............................................................................................................... 33
4.6 Advanced usage .............................................................................................................................................................. 34
4.6.1 Using quiet mode ........................................................................................................................................... 34
4.6.2 Using holiday mode........................................................................................................................................ 35
4.6.3 Reading out information ................................................................................................................................ 38
4.6.4 Configuring date, time, units of measurement, contrast and backlight ....................................................... 38
4.6.5 Configuring user profile and home pages...................................................................................................... 39
4.6.6 Locking and unlocking buttons and functions ............................................................................................... 39
4.7 Preset values and schedules........................................................................................................................................... 40
4.7.1 Using preset values......................................................................................................................................... 40
4.7.2 Using and programming schedules................................................................................................................ 41
4.7.3 Schedules: Example........................................................................................................................................ 43
4.7.4 Predefined schedules: Room temperature + leaving water temperature (main) ........................................ 43
4.7.5 Predefined schedules: Leaving water temperature (additional)................................................................... 44
4.7.6 Predefined schedules: DHWtank temperature............................................................................................. 44
4.8 Weather-dependent curve ............................................................................................................................................. 45
4.8.1 What is a weather-dependent curve? ........................................................................................................... 45
4.8.2 2-points curve................................................................................................................................................. 46
4.8.3 Using weather-dependent curves.................................................................................................................. 46
5 Energy saving tips 48
6 Maintenance and service 49
6.1 Overview: Maintenance and service .............................................................................................................................. 49
6.2 To find the contact/helpdesk number............................................................................................................................ 50
7 Troubleshooting 51