Daikin FCAHG140HVEB Bruksanvisning

Daikin Luftkonditionering FCAHG140HVEB

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Installer and user reference guide

Split system air conditioners

FCAHG71HVEB

FCAHG100HVEB

FCAHG125HVEB

FCAHG140HVEB

Table of contents

Installer and user reference guide

FCAHG71~140HVEB

Split system air conditioners

4P561449-1B – 2021.07

Table of contents

1 General safety precautions 5

1.1 About the documentation .............................................................................................................................................. 5

1.1.1 Meaning of warnings and symbols ................................................................................................................ 5

1.2 For the user..................................................................................................................................................................... 6

1.3 For the installer............................................................................................................................................................... 7

1.3.1 General ........................................................................................................................................................... 7

1.3.2 Installation site ............................................................................................................................................... 8

1.3.3 Refrigerant — in case of R410A or R32.......................................................................................................... 11

1.3.4 Brine................................................................................................................................................................ 13

1.3.5 Water .............................................................................................................................................................. 13

1.3.6 Electrical ......................................................................................................................................................... 14

2 About the documentation 16

2.1 About this document ...................................................................................................................................................... 16

For the installer 17

3 About the box 18

3.1 Overview: About the box ................................................................................................................................................ 18

3.2 Indoor unit ...................................................................................................................................................................... 18

3.2.1 To unpack and handle the unit ...................................................................................................................... 18

3.2.2 To remove the accessories from the indoor unit .......................................................................................... 19

4 About the units and options 20

4.1 Overview: About the units and options.......................................................................................................................... 20

4.2 Identification ................................................................................................................................................................... 20

4.2.1 Identification label: Indoor unit ..................................................................................................................... 20

4.3 About the indoor unit ..................................................................................................................................................... 20

4.4 System layout.................................................................................................................................................................. 21

4.5 Combining units and options.......................................................................................................................................... 22

4.5.1 Possible options for the indoor unit............................................................................................................... 22

5 Preparation 23

5.1 Overview: Preparation.................................................................................................................................................... 23

5.2 Preparing the installation site......................................................................................................................................... 23

5.2.1 Installation site requirements of the indoor unit .......................................................................................... 23

5.3 Preparing refrigerant piping ........................................................................................................................................... 25

5.3.1 Refrigerant piping requirements.................................................................................................................... 25

5.3.2 Refrigerant piping insulation.......................................................................................................................... 26

5.4 Preparing electrical wiring .............................................................................................................................................. 26

5.4.1 About preparing electrical wiring................................................................................................................... 26

6 Installation 28

6.1 Overview: Installation ..................................................................................................................................................... 28

6.2 Mounting the indoor unit ............................................................................................................................................... 28

6.2.1 Precautions when mounting the indoor unit................................................................................................. 28

6.2.2 Guidelines when installing the indoor unit.................................................................................................... 29

6.2.3 Guidelines when installing the drain piping................................................................................................... 31

6.3 Connecting the refrigerant piping .................................................................................................................................. 34

6.3.1 About connecting the refrigerant piping ....................................................................................................... 34

6.3.2 Precautions when connecting the refrigerant piping.................................................................................... 35

6.3.3 Guidelines when connecting the refrigerant piping...................................................................................... 36

6.3.4 Pipe bending guidelines ................................................................................................................................. 36

6.3.5 To flare the pipe end ...................................................................................................................................... 36

6.3.6 To connect the refrigerant piping to the indoor unit .................................................................................... 37

6.4 Connecting the electrical wiring..................................................................................................................................... 38

6.4.1 About connecting the electrical wiring.......................................................................................................... 38

6.4.2 Precautions when connecting the electrical wiring....................................................................................... 38

6.4.3 Guidelines when connecting the electrical wiring......................................................................................... 39

6.4.4 Specifications of standard wiring components.............................................................................................. 39

6.4.5 To connect the electrical wiring to the indoor unit....................................................................................... 40

7 Configuration 43

7.1 Field setting..................................................................................................................................................................... 43