Daikin Altherma 3 R MT F+W Bruksanvisning

Daikin Inte kategoriserad Altherma 3 R MT F+W

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Installer reference guide

Daikin Altherma 3 R MT F

ERRA08E▲V3▼

ERRA10E▲V3▼

ERRA12E▲V3▼

ERRA08E▲W1▼

ERRA10E▲W1▼

ERRA12E▲W1▼

ELVH12S18E▲6V▼

ELVH12S23E▲6V▼

ELVH12S18E▲9W▼

ELVH12S23E▲9W▼

ELVX12S18E▲6V▼

ELVX12S23E▲6V▼

ELVX12S18E▲9W▼

ELVX12S23E▲9W▼

▲= 1, 2, 3, …, 9, A, B, C, …, Z

▼= , , 1, 2, 3, …, 9

https://daikintechnicaldatahub.eu

Table of contents

Installer reference guide

ERRA08~12E + ELVH/X12S18+23E

Daikin Altherma 3 R MT F

4P708474-1A – 2024.12

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 23

4.1 Outdoor unit................................................................................................................................................................... 23

4.1.1 To handle the outdoor unit ........................................................................................................................... 23

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.............................................................................................................................. 27

5 About the units and options 28

5.1 Identification .................................................................................................................................................................. 28

5.1.1 Identification label: Outdoor unit.................................................................................................................. 28

5.1.2 Identification label: Indoor unit..................................................................................................................... 28

5.2 Combining units and options ......................................................................................................................................... 29

5.2.1 Possible options for the outdoor unit ........................................................................................................... 29

5.2.2 Possible options for the indoor unit.............................................................................................................. 29

5.2.3 Possible combinations of indoor unit and outdoor unit............................................................................... 32

6 Application guidelines 33

6.1 Overview: Application guidelines................................................................................................................................... 33

6.2 Setting up the space heating/cooling system................................................................................................................ 34

6.2.1 Single room .................................................................................................................................................... 35

6.2.2 Multiple rooms – OneLWT zone................................................................................................................... 39

6.2.3 Multiple rooms – Two LWT zones ................................................................................................................. 45

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.......................................................................................................................................... 55

6.5.3 Normal kWh rate power supply .................................................................................................................... 56

6.5.4 Preferential kWh rate power supply ............................................................................................................. 57

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................................................................................................................................. 61

6.6.5 Smart Grid capacity limitation due to buffering ........................................................................................... 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 ....................................................................................... 65

7.1.2 Additional installation site requirements of the outdoor unit in cold climates ........................................... 66

7.1.3 Installation site requirements of the indoor unit.......................................................................................... 67

7.1.4 Special requirements for R32 units ............................................................................................................... 68

7.1.5 Installation patterns....................................................................................................................................... 70

Table of contents

Installer reference guide

ERRA08~12E + ELVH/X12S18+23E

Daikin Altherma 3 R MT F

4P708474-1A – 2024.12

7.2 Opening and closing the units........................................................................................................................................ 78

7.2.1 About opening the units................................................................................................................................ 78

7.2.2 To open the outdoor unit .............................................................................................................................. 78

7.2.3 To remove the transportation stay ............................................................................................................... 79

7.2.4 To attach the compressor cover piece.......................................................................................................... 80

7.2.5 To close the outdoor unit .............................................................................................................................. 80

7.2.6 To open the indoor unit................................................................................................................................. 81

7.2.7 To lower the switch box................................................................................................................................. 83

7.2.8 To close the indoor unit................................................................................................................................. 84

7.3 Mounting the outdoor unit............................................................................................................................................ 84

7.3.1 About mounting the outdoor unit................................................................................................................. 84

7.3.2 Precautions when mounting the outdoor unit ............................................................................................. 85

7.3.3 To provide the installation structure............................................................................................................. 85

7.3.4 To install the outdoor unit............................................................................................................................. 86

7.3.5 To provide drainage....................................................................................................................................... 87

7.3.6 To install the discharge grille......................................................................................................................... 88

7.3.7 To remove the discharge grille, and put the grille in safety position ........................................................... 90

7.4 Mounting the indoor unit............................................................................................................................................... 92

7.4.1 About mounting the indoor unit ................................................................................................................... 92

7.4.2 Precautions when mounting the indoor unit................................................................................................ 92

7.4.3 To install the indoor unit ............................................................................................................................... 92

7.4.4 To connect the drain hose to the drain......................................................................................................... 93

8 Piping installation 95

8.1 Preparing refrigerant piping........................................................................................................................................... 95

8.1.1 Refrigerant piping requirements................................................................................................................... 95

8.1.2 Refrigerant piping insulation ......................................................................................................................... 96

8.2 Connecting the refrigerant piping.................................................................................................................................. 96

8.2.1 About connecting the refrigerant piping ...................................................................................................... 96

8.2.2 Precautions when connecting the refrigerant piping ................................................................................... 97

8.2.3 Guidelines when connecting the refrigerant piping ..................................................................................... 98

8.2.4 Pipe bending guidelines................................................................................................................................. 98

8.2.5 To flare the pipe end ..................................................................................................................................... 98

8.2.6 To braze the pipe end.................................................................................................................................... 99

8.2.7 Using the stop valve and service port ........................................................................................................... 100

8.2.8 To connect the refrigerant piping to the outdoor unit................................................................................. 101

8.2.9 To connect the refrigerant piping to the indoor unit ................................................................................... 103

8.3 Checking the refrigerant piping ..................................................................................................................................... 103

8.3.1 About checking the refrigerant piping .......................................................................................................... 103

8.3.2 Precautions when checking the refrigerant piping....................................................................................... 104

8.3.3 Checking refrigerant piping: Setup................................................................................................................ 104

8.3.4 To check for leaks .......................................................................................................................................... 104

8.3.5 To perform vacuum drying ............................................................................................................................ 105

8.4 Charging refrigerant ....................................................................................................................................................... 106

8.4.1 About charging refrigerant ............................................................................................................................ 106

8.4.2 Precautions when charging refrigerant......................................................................................................... 107

8.4.3 Charging additional refrigerant ..................................................................................................................... 108

8.4.4 Completely recharging refrigerant................................................................................................................ 108

8.4.5 To fix the fluorinated greenhouse gases label .............................................................................................. 109

8.5 Preparing water piping................................................................................................................................................... 110

8.5.1 Water circuit requirements ........................................................................................................................... 110

8.5.2 Formula to calculate the expansion vessel pre-pressure ............................................................................. 112

8.5.3 To check the water volume and flow rate .................................................................................................... 113

8.5.4 Changing the pre-pressure of the expansion vessel..................................................................................... 115

8.5.5 To check the water volume: Examples.......................................................................................................... 115

8.6 Connecting water piping ................................................................................................................................................ 116

8.6.1 About connecting the water piping............................................................................................................... 116

8.6.2 Precautions when connecting the water piping ........................................................................................... 116

8.6.3 To connect the water piping.......................................................................................................................... 116

8.6.4 To connect the recirculation piping .............................................................................................................. 118

8.6.5 To fill the water circuit................................................................................................................................... 119

8.6.6 To fill the domestic hot water tank ............................................................................................................... 119

8.6.7 To insulate the water piping.......................................................................................................................... 119

9 Electrical installation 120

9.1 About connecting the electrical wiring.......................................................................................................................... 120

9.1.1 Precautions when connecting the electrical wiring...................................................................................... 121

9.1.2 Guidelines when connecting the electrical wiring........................................................................................ 122

9.1.3 About electrical compliance .......................................................................................................................... 123

9.1.4 About preferential kWh rate power supply .................................................................................................. 123