Daikin ERLA03DAV3 - Table of Contents

Table of contents
Installer reference guide
2
ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1B – 2021.10
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 Overview: About the box ................................................................................................................................................ 22
4.2 Outdoor unit ................................................................................................................................................................... 23
4.2.1 To unpack the outdoor unit ........................................................................................................................... 23
4.2.2 To handle the outdoor unit............................................................................................................................ 23
4.2.3 To remove the accessories from the outdoor unit........................................................................................ 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............................................................................................................................... 24
5 About the units and options 26
5.1 Identification ................................................................................................................................................................... 26
5.1.1 Identification label: Outdoor unit .................................................................................................................. 26
5.1.2 Identification label: Indoor unit ..................................................................................................................... 26
5.2 Combining units and options.......................................................................................................................................... 27
5.2.1 Possible combinations of indoor unit and outdoor unit................................................................................ 27
5.2.2 Possible options for the outdoor unit............................................................................................................ 27
5.2.3 Possible options for the indoor unit............................................................................................................... 27
6 Application guidelines 31
6.1 Overview: Application guidelines ................................................................................................................................... 31
6.2 Setting up the space heating/cooling system ................................................................................................................ 32
6.2.1 Multiple rooms – TwoLWT zones.................................................................................................................. 32
6.3 Setting up an auxiliary heat source for space heating ................................................................................................... 35
6.4 Setting up the domestic hot water tank......................................................................................................................... 38
6.4.1 System layout – Integrated DHW tank........................................................................................................... 38
6.4.2 Selecting the desired temperature for the DHW tank .................................................................................. 38
6.4.3 Setup and configuration – DHW tank ............................................................................................................ 39
6.4.4 DHW pump for instant hot water .................................................................................................................. 40
6.4.5 DHW pump for disinfection ........................................................................................................................... 40
6.5 Setting up the energy metering...................................................................................................................................... 41
6.5.1 Produced heat ................................................................................................................................................ 41
6.5.2 Consumed energy........................................................................................................................................... 41
6.5.3 Normal kWh rate power supply ..................................................................................................................... 42
6.5.4 Preferential kWh rate power supply.............................................................................................................. 43
6.6 Setting up the power consumption control ................................................................................................................... 44
6.6.1 Permanent power limitation.......................................................................................................................... 44
6.6.2 Power limitation activated by digital inputs .................................................................................................. 45
6.6.3 Power limitation process................................................................................................................................ 46
6.7 Setting up an external temperature sensor ................................................................................................................... 47
7 Unit installation 48
7.1 Preparing the installation site......................................................................................................................................... 48
7.1.1 Installation site requirements of the outdoor unit........................................................................................ 49
7.1.2 Additional installation site requirements of the outdoor unit in cold climates............................................ 51
7.1.3 Installation site requirements of the indoor unit .......................................................................................... 52
7.2 Opening and closing the units ........................................................................................................................................ 54
7.2.1 About opening the units................................................................................................................................. 54
7.2.2 To open the outdoor unit............................................................................................................................... 54
7.2.3 To close the outdoor unit............................................................................................................................... 54
7.2.4 To open the indoor unit ................................................................................................................................. 55