Daikin FXMA50A5VEB, Инструкция по установке и эксплуатации, Страница: 3 / 88

Table of contents
Installer and user reference guide
3
FXMA-A
VRV system air conditioner
4P680920-1 – 2022.01
14 About the box 43
14.1 Overview: About the box ................................................................................................................................................ 43
14.2 Indoor unit ...................................................................................................................................................................... 43
14.2.1
To unpack and handle the unit ...................................................................................................................... 43
14.2.2 To remove the accessories from the indoor unit .......................................................................................... 44
15 About the units and options 45
15.1 Identification ................................................................................................................................................................... 45
15.1.1
Identification label: Indoor unit ..................................................................................................................... 45
15.2 About the indoor unit ..................................................................................................................................................... 45
15.3 System layout.................................................................................................................................................................. 45
15.4 Combining units and options.......................................................................................................................................... 46
15.4.1
Possible options for the indoor unit............................................................................................................... 46
16 Unit installation 48
16.1 Preparing the installation site......................................................................................................................................... 48
16.1.1
Installation site requirements of the indoor unit .......................................................................................... 48
16.2 Mounting the indoor unit ............................................................................................................................................... 51
16.2.1
Guidelines when installing the indoor unit.................................................................................................... 51
16.2.2 Guidelines when installing the ducting.......................................................................................................... 53
16.2.3 Guidelines when installing the drain piping................................................................................................... 55
17 Piping installation 59
17.1 Preparing refrigerant piping ........................................................................................................................................... 59
17.1.1
Refrigerant piping requirements.................................................................................................................... 59
17.1.2 Refrigerant piping insulation.......................................................................................................................... 60
17.2 Connecting the refrigerant piping .................................................................................................................................. 60
17.2.1
About connecting the refrigerant piping ....................................................................................................... 60
17.2.2 Precautions when connecting the refrigerant piping.................................................................................... 61
17.2.3 Guidelines when connecting the refrigerant piping...................................................................................... 62
17.2.4 Pipe bending guidelines ................................................................................................................................. 62
17.2.5 To flare the pipe end ...................................................................................................................................... 62
17.2.6 To connect the refrigerant piping to the indoor unit .................................................................................... 63
18 Electrical installation 65
18.1 About connecting the electrical wiring .......................................................................................................................... 65
18.1.1
Precautions when connecting the electrical wiring....................................................................................... 65
18.1.2 Guidelines when connecting the electrical wiring......................................................................................... 66
18.1.3 Specifications of standard wiring components.............................................................................................. 67
18.2 To connect the electrical wiring to the indoor unit ....................................................................................................... 68
19 Commissioning 70
19.1 Overview: Commissioning .............................................................................................................................................. 70
19.2 Precautions when commissioning .................................................................................................................................. 70
19.3 Checklist before commissioning..................................................................................................................................... 71
19.4 To perform a test run...................................................................................................................................................... 71
20 Configuration 72
20.1 Field setting..................................................................................................................................................................... 72
21 Hand-over to the user 78
22 Troubleshooting 79
22.1 Solving problems based on error codes ......................................................................................................................... 79
22.1.1
Error codes: Overview .................................................................................................................................... 79
23 Disposal 81
24 Technical data 82
24.1 Wiring diagram................................................................................................................................................................ 82
24.1.1
Unified wiring diagram legend ....................................................................................................................... 82
25 Glossary 85