Daikin FTXA50A2V1BW, Installer'S Reference Manual

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Table of Contents
Installer reference guide
2
FTXA25~50(A)(B)2V1B(W)(S)(T)(B)
Daikin room air conditioner
4P518023-3F – 2019.10
Table of Contents
1 General safety precautions 2
1.1 About the documentation .......................................................... 2
1.1.1 Meaning of warnings and symbols.............................. 2
1.2 For the installer.......................................................................... 3
1.2.1 General ....................................................................... 3
1.2.2 Installation site ............................................................ 3
1.2.3 Refrigerant .................................................................. 5
1.2.4 Brine............................................................................ 5
1.2.5 Water .......................................................................... 5
1.2.6 Electrical ..................................................................... 6
2 About the documentation 6
2.1 About this document.................................................................. 6
2.2 Installer reference guide at a glance ......................................... 7
3 About the box 7
3.1 Overview: About the box ........................................................... 7
3.2 Indoor unit ................................................................................. 7
3.2.1 To unpack the indoor unit ........................................... 7
3.2.2 To remove the accessories from the indoor unit......... 7
4 About the unit 8
4.1 System layout ............................................................................ 8
4.2 Operation range ........................................................................ 8
4.3 About the wireless LAN adapter................................................ 8
4.3.1 Precautions when using the wireless adapter............. 8
4.3.2 Basic parameters ........................................................ 8
4.3.3 Setting the wireless adapter........................................ 8
5 Preparation 8
5.1 Overview: Preparation ............................................................... 8
5.2 Preparing the installation site .................................................... 8
5.2.1 Installation site requirements of the indoor unit .......... 9
5.3 Preparing refrigerant piping ....................................................... 9
5.3.1 Refrigerant piping requirements.................................. 9
5.3.2 Refrigerant piping insulation ....................................... 9
5.4 Preparing electrical wiring ......................................................... 10
5.4.1 About preparing electrical wiring................................. 10
6 Installation 10
6.1 Overview: Installation ................................................................ 10
6.2 Opening the indoor unit ............................................................. 10
6.2.1 To open the front panel............................................... 10
6.2.2 To close the front panel .............................................. 10
6.2.3 To remove the front panel........................................... 10
6.2.4 To open the service cover........................................... 11
6.2.5 To remove the front grille ............................................ 11
6.2.6 To re-install the front grille .......................................... 11
6.2.7 To remove the electrical wiring box cover................... 12
6.3 Installing the indoor unit ............................................................ 12
6.3.1 Precautions when installing the indoor unit................. 12
6.3.2 To install the mounting plate ....................................... 12
6.3.3 To drill a wall hole ....................................................... 13
6.3.4 To remove the pipe port cover .................................... 13
6.3.5 To provide drainage .................................................... 13
6.4 Connecting the refrigerant piping .............................................. 14
6.4.1 About connecting the refrigerant piping ...................... 14
6.4.2 Precautions when connecting the refrigerant piping ... 15
6.4.3 Guidelines when connecting the refrigerant piping ..... 15
6.4.4 Pipe bending guidelines.............................................. 15
6.4.5 To flare the pipe end ................................................... 15
6.4.6 To connect the refrigerant piping to the indoor unit .... 16
6.5 Connecting the electrical wiring................................................. 16
6.5.1 About connecting the electrical wiring......................... 16
6.5.2 Precautions when connecting the electrical wiring ..... 16
6.5.3 Guidelines when connecting the electrical wiring ....... 16
6.5.4 Specifications of standard wiring components............. 17
6.5.5 To connect the electrical wiring on the indoor unit....... 17
6.5.6 To connect optional accessories (wired user
interface, central user interface, etc.)........................... 17
6.6 Finishing the indoor unit installation ........................................... 17
6.6.1 To insulate the drain piping, refrigerant piping and
interconnection cable ................................................... 17
6.6.2 To pass the pipes through the wall hole ...................... 18
6.6.3 To fix the unit on the mounting plate............................ 18
6.6.4 To install the screw covers........................................... 18
7 Configuration 18
7.1 To set a different address........................................................... 18
8 Commissioning 19
8.1 Overview: Commissioning .......................................................... 19
8.2 Checklist before commissioning ................................................. 19
8.3 To perform a test run .................................................................. 19
8.3.1 To perform a test run using the user interface ............. 19
9 Hand-over to the user 19
10 Disposal 19
11 Technical data 19
11.1 Wiring diagram ........................................................................... 19
11.1.1 Unified wiring diagram legend...................................... 19
12 Glossary 20
1 General safety precautions
1.1 About the documentation
▪ The original documentation is written in English. All other
languages are translations.
▪ The precautions described in this document cover very important
topics, follow them carefully.
▪ The installation of the system, and all activities described in the
installation manual and in the installer reference guide MUST be
performed by an authorised installer.
1.1.1 Meaning of warnings and symbols
DANGER
Indicates a situation that results in death or serious injury.
DANGER: RISK OF ELECTROCUTION
Indicates a situation that could result in electrocution.
DANGER: RISK OF BURNING
Indicates a situation that could result in burning because of
extreme hot or cold temperatures.
DANGER: RISK OF EXPLOSION
Indicates a situation that could result in explosion.
WARNING
Indicates a situation that could result in death or serious
injury.
WARNING: FLAMMABLE MATERIAL
CAUTION
Indicates a situation that could result in minor or moderate
injury.