Table of contents
Installer reference guide
2
EPRA14~18D + ETVH16SU18+23E
Daikin Altherma 3 H HT F
4P644738-1A – 2022.03
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 22
4.1 Outdoor unit ................................................................................................................................................................... 22
4.1.1 To handle the outdoor unit............................................................................................................................ 22
4.1.2 To unpack the outdoor unit ........................................................................................................................... 24
4.1.3 To remove the accessories from the outdoor unit........................................................................................ 25
4.2 Indoor unit ...................................................................................................................................................................... 26
4.2.1 To unpack the indoor unit.............................................................................................................................. 26
4.2.2 To remove the accessories from the indoor unit .......................................................................................... 26
4.2.3 To handle the indoor unit............................................................................................................................... 26
4.3 Domestic hot water tank kit ........................................................................................................................................... 27
4.3.1 To remove the accessories from the domestic hot water tank kit ............................................................... 27
4.4 Checklist for the required DHW accessories.................................................................................................................. 27
5 About the units and options 29
5.1 Identification ................................................................................................................................................................... 29
5.1.1 Identification label: Outdoor unit .................................................................................................................. 29
5.1.2 Identification label: Indoor unit ..................................................................................................................... 30
5.2 Combining units and options.......................................................................................................................................... 30
5.2.1 Possible combinations of indoor unit and outdoor unit................................................................................ 30
5.2.2 Possible options for the outdoor unit............................................................................................................ 30
5.2.3 Possible options for the indoor unit............................................................................................................... 31
6 Application guidelines 34
6.1 Overview: Application guidelines ................................................................................................................................... 34
6.2 Setting up the space heating/cooling system ................................................................................................................ 35
6.2.1 Single room..................................................................................................................................................... 36
6.2.2 Multiple rooms – OneLWT zone ................................................................................................................... 40
6.2.3 Multiple rooms – Two LWT zones.................................................................................................................. 44
6.3 Setting up an auxiliary heat source for space heating ................................................................................................... 49
6.4 Setting up the domestic hot water tank......................................................................................................................... 51
6.4.1 System layout – Integrated DHW tank........................................................................................................... 51
6.4.2 Selecting the volume and desired temperature for the DHW tank .............................................................. 52
6.4.3 Setup and configuration – DHW tank ............................................................................................................ 53
6.4.4 DHW pump for instant hot water .................................................................................................................. 54
6.4.5 DHW pump for disinfection ........................................................................................................................... 54
6.5 Setting up the energy metering...................................................................................................................................... 55
6.5.1 Produced heat ................................................................................................................................................ 55
6.5.2 Consumed energy........................................................................................................................................... 56
6.5.3 Normal kWh rate power supply ..................................................................................................................... 56
6.5.4 Preferential kWh rate power supply.............................................................................................................. 58
6.6 Setting up the power consumption control ................................................................................................................... 58
6.6.1 Permanent power limitation.......................................................................................................................... 59
6.6.2 Power limitation activated by digital inputs .................................................................................................. 60
6.6.3 Power limitation process................................................................................................................................ 61
6.6.4 BBR16 power limitation.................................................................................................................................. 62
6.7 Setting up an external temperature sensor ................................................................................................................... 62
7 Unit installation 64
7.1 Preparing the installation site......................................................................................................................................... 64
7.1.1 Installation site requirements of the outdoor unit........................................................................................ 64
7.1.2 Additional installation site requirements of the outdoor unit in cold climates............................................ 67
7.1.3 Installation site requirements of the indoor unit .......................................................................................... 67
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