Daikin Altherma 3 HT, Installer'S Reference Manual

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Table of contents
Installer reference guide
2
EPRA14~18D + ETVH/23E
Daikin Altherma 3 H HT F
4P644737-1A – 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 ........................................................................................................................... 23
4.1.3 To remove the accessories from the outdoor unit........................................................................................ 24
4.2 Indoor unit ...................................................................................................................................................................... 25
4.2.1
To unpack the indoor unit.............................................................................................................................. 25
4.2.2 To remove the accessories from the indoor unit .......................................................................................... 25
4.2.3 To handle the indoor unit............................................................................................................................... 26
5 About the units and options 27
5.1 Identification ................................................................................................................................................................... 27
5.1.1
Identification label: Outdoor unit .................................................................................................................. 27
5.1.2 Identification label: Indoor unit ..................................................................................................................... 27
5.2 Combining units and options.......................................................................................................................................... 28
5.2.1
Possible combinations of indoor unit and outdoor unit................................................................................ 28
5.2.2 Possible options for the outdoor unit ............................................................................................................ 28
5.2.3 Possible options for the indoor unit............................................................................................................... 29
6 Application guidelines 32
6.1 Overview: Application guidelines ................................................................................................................................... 32
6.2 Setting up the space heating/cooling system ................................................................................................................ 33
6.2.1
Single room..................................................................................................................................................... 34
6.2.2 Multiple rooms – One LWT zone ................................................................................................................... 38
6.2.3 Multiple rooms – Two LWT zones.................................................................................................................. 43
6.3 Setting up an auxiliary heat source for space heating ................................................................................................... 47
6.4 Setting up the domestic hot water tank......................................................................................................................... 49
6.4.1
System layout – Integrated DHW tank........................................................................................................... 49
6.4.2 Selecting the volume and desired temperature for the DHW tank .............................................................. 50
6.4.3 Setup and configuration – DHW tank ............................................................................................................ 51
6.4.4 DHW pump for instant hot water .................................................................................................................. 52
6.4.5 DHW pump for disinfection ........................................................................................................................... 52
6.5 Setting up the energy metering...................................................................................................................................... 53
6.5.1
Produced heat ................................................................................................................................................ 53
6.5.2 Consumed energy........................................................................................................................................... 54
6.5.3 Normal kWh rate power supply ..................................................................................................................... 54
6.5.4 Preferential kWh rate power supply.............................................................................................................. 56
6.6 Setting up the power consumption control ................................................................................................................... 56
6.6.1
Permanent power limitation .......................................................................................................................... 57
6.6.2 Power limitation activated by digital inputs .................................................................................................. 58
6.6.3 Power limitation process................................................................................................................................ 59
6.6.4 BBR16 power limitation.................................................................................................................................. 60
6.7 Setting up an external temperature sensor ................................................................................................................... 60
7 Unit installation 62
7.1 Preparing the installation site......................................................................................................................................... 62
7.1.1
Installation site requirements of the outdoor unit........................................................................................ 62
7.1.2 Additional installation site requirements of the outdoor unit in cold climates............................................ 65
7.1.3 Installation site requirements of the indoor unit .......................................................................................... 65
7.2 Opening and closing the units ........................................................................................................................................ 66
7.2.1
About opening the units................................................................................................................................. 66
7.2.2 To open the outdoor unit............................................................................................................................... 66