Daikin Altherma 3 WS, Installer'S Reference Manual

Page: 2 / 260

Table of contents
Installer reference guide
2
EWSAH/X06D
Daikin Altherma 3 WS
4P675764-1 – 2022.04
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 Brine................................................................................................................................................................ 13
2.1.5 Water .............................................................................................................................................................. 13
2.1.6 Electrical ......................................................................................................................................................... 13
3 Specific installer safety instructions 16
4 About the box 21
4.1 Overview: About the box ................................................................................................................................................ 21
4.2 Indoor unit ...................................................................................................................................................................... 21
4.2.1
To unpack the indoor unit.............................................................................................................................. 21
4.2.2 To remove the accessories from the indoor unit .......................................................................................... 22
4.2.3 To handle the indoor unit............................................................................................................................... 22
5 About the units and options 23
5.1 Overview: About the units and options.......................................................................................................................... 23
5.2 Identification ................................................................................................................................................................... 23
5.2.1
Identification label: Indoor unit ..................................................................................................................... 23
5.3 Components.................................................................................................................................................................... 24
5.4 Possible options for the indoor unit ............................................................................................................................... 26
6 Application guidelines 28
6.1 Overview: Application guidelines ................................................................................................................................... 28
6.2 Setting up the space heating/cooling system ................................................................................................................ 29
6.2.1
Single room..................................................................................................................................................... 29
6.2.2 Multiple rooms – One LWT zone ................................................................................................................... 34
6.2.3 Multiple rooms – Two LWT zones.................................................................................................................. 39
6.3 Setting up an auxiliary heat source for space heating ................................................................................................... 42
6.4 Setting up the domestic hot water tank......................................................................................................................... 44
6.4.1
System layout – Integrated DHW tank........................................................................................................... 44
6.4.2 Selecting the volume and desired temperature for the DHW tank .............................................................. 44
6.4.3 Setup and configuration – DHW tank ............................................................................................................ 46
6.4.4 DHW pump for instant hot water .................................................................................................................. 46
6.4.5 DHW pump for disinfection ........................................................................................................................... 47
6.5 Setting up the energy metering...................................................................................................................................... 47
6.5.1
Produced heat ................................................................................................................................................ 48
6.5.2 Consumed energy........................................................................................................................................... 48
6.6 Setting up the power consumption control ................................................................................................................... 51
6.6.1
Permanent power limitation .......................................................................................................................... 52
6.6.2 Power limitation activated by digital inputs .................................................................................................. 52
6.6.3 Power limitation process................................................................................................................................ 54
6.6.4 Current limitation by current sensors............................................................................................................ 54
6.6.5 BBR16 power limitation.................................................................................................................................. 55
6.7 Setting up an external temperature sensor ................................................................................................................... 56
6.8 Setting up passive cooling .............................................................................................................................................. 56
6.9 Setting up the brine low pressure switch....................................................................................................................... 57
7 Unit installation 59
7.1 Preparing the installation site......................................................................................................................................... 59
7.1.1
Installation site requirements of the indoor unit .......................................................................................... 59
7.2 Opening and closing the unit.......................................................................................................................................... 60
7.2.1
About opening the unit .................................................................................................................................. 60
7.2.2 To open the indoor unit ................................................................................................................................. 61
7.2.3 To remove the hydro module from the unit.................................................................................................. 64
7.2.4 To close the indoor unit ................................................................................................................................. 67
7.3 Mounting the indoor unit ............................................................................................................................................... 67
7.3.1
About mounting the indoor unit.................................................................................................................... 67
7.3.2 Precautions when mounting the indoor unit................................................................................................. 68