
Table of contents
Installer reference guide
2
EPGA11~16DAV3(7) + EAVZ16S18+23DA6V(7)+9W
Daikin Altherma 3 H F
4P556075-1A – 2021.09
Table of contents
1 About this document 6
1.1 Meaning of warnings and symbols................................................................................................................................. 7
1.2 Installer reference guide at a glance .............................................................................................................................. 8
2 General safety precautions 10
2.1 For the installer............................................................................................................................................................... 10
2.1.1 General ........................................................................................................................................................... 10
2.1.2 Installation site ............................................................................................................................................... 11
2.1.3 Refrigerant — in case of R410A or R32.......................................................................................................... 11
2.1.4 Water .............................................................................................................................................................. 13
2.1.5 Electrical ......................................................................................................................................................... 13
3 Specific installer safety instructions 16
4 About the box 21
4.1 Overview: About the box ................................................................................................................................................ 21
4.2 Outdoor unit ................................................................................................................................................................... 21
4.2.1 To unpack the outdoor unit ........................................................................................................................... 21
4.2.2 To handle the outdoor unit............................................................................................................................ 22
4.2.3 To remove the accessories from the outdoor unit........................................................................................ 22
4.2.4 To remove the transportation stay ................................................................................................................ 23
4.3 Indoor unit ...................................................................................................................................................................... 24
4.3.1 To unpack the indoor unit.............................................................................................................................. 24
4.3.2 To remove the accessories from the indoor unit .......................................................................................... 24
4.3.3 To handle the indoor unit............................................................................................................................... 25
5 About the units and options 26
5.1 Overview: About the units and options.......................................................................................................................... 26
5.2 Identification ................................................................................................................................................................... 26
5.2.1 Identification label: Outdoor unit .................................................................................................................. 26
5.2.2 Identification label: Indoor unit ..................................................................................................................... 26
5.3 Combining units and options.......................................................................................................................................... 27
5.3.1 Possible options for the outdoor unit............................................................................................................ 27
5.3.2 Possible options for the indoor unit............................................................................................................... 27
5.3.3 Possible combinations of indoor unit and outdoor unit................................................................................ 29
6 Application guidelines 30
6.1 Overview: Application guidelines ................................................................................................................................... 30
6.2 Setting up the space heating/cooling system ................................................................................................................ 30
6.2.1 Multiple rooms – TwoLWT zones.................................................................................................................. 31
6.3 Setting up the domestic hot water tank......................................................................................................................... 33
6.3.1 System layout – Integrated DHW tank........................................................................................................... 33
6.3.2 System layout – Standalone DHW tank ......................................................................................................... 33
6.3.3 Selecting the volume and desired temperature for the DHW tank .............................................................. 33
6.3.4 Setup and configuration – DHW tank ............................................................................................................ 35
6.3.5 DHW pump for instant hot water .................................................................................................................. 35
6.3.6 DHW pump for disinfection ........................................................................................................................... 36
6.4 Setting up the energy metering...................................................................................................................................... 36
6.4.1 Produced heat ................................................................................................................................................ 37
6.4.2 Consumed energy........................................................................................................................................... 37
6.4.3 Normal kWh rate power supply ..................................................................................................................... 37
6.4.4 Preferential kWh rate power supply.............................................................................................................. 39
6.5 Setting up the power consumption control ................................................................................................................... 40
6.5.1 Permanent power limitation.......................................................................................................................... 40
6.5.2 Power limitation activated by digital inputs .................................................................................................. 41
6.5.3 Power limitation process................................................................................................................................ 42
6.6 Setting up an external temperature sensor ................................................................................................................... 43
7 Unit installation 44
7.1 Preparing the installation site......................................................................................................................................... 44
7.1.1 Installation site requirements of the outdoor unit........................................................................................ 44
7.1.2 Additional installation site requirements of the outdoor unit in cold climates............................................ 47
7.1.3 Installation site requirements of the indoor unit .......................................................................................... 47
7.2 Opening and closing the units ........................................................................................................................................ 48
7.2.1 About opening the units................................................................................................................................. 48
7.2.2 To open the outdoor unit............................................................................................................................... 49