Daikin CVXM20A2V1B, Installation Manual

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Table of Contents
Installation manual
2
FVXM25~50A2V1B
Split system air conditioners
3P477070-2H – 2020.06
Table of Contents
1 About the documentation 2
1.1 About this document.................................................................. 2
2 Specific installer safety instructions 2
3 About the box 3
3.1 Indoor unit ................................................................................. 3
3.1.1 To remove the accessories from the indoor unit......... 3
4 About the unit 4
4.1 About the wireless LAN ............................................................. 4
4.1.1 Precautions when using the wireless LAN.................. 4
4.1.2 Basic parameters ........................................................ 4
4.1.3 Setting the wireless LAN............................................. 4
5 Unit installation 4
5.1 Preparing the installation site .................................................... 4
5.1.1 Installation site requirements of the indoor unit .......... 4
5.2 Opening the indoor unit ............................................................. 4
5.2.1 To remove the front panel........................................... 4
5.2.2 To remove the front grille ............................................ 5
5.2.3 To open the terminal block and remove the electrical
wiring box cover ..........................................................
5
5.3 Mounting the indoor unit............................................................ 5
5.3.1 To install the indoor unit.............................................. 5
5.3.2 To drill a wall hole ....................................................... 7
5.3.3 To remove the slit portions.......................................... 7
5.3.4 To provide drainage .................................................... 8
6 Piping installation 9
6.1 Preparing refrigerant piping ....................................................... 9
6.1.1 Refrigerant piping requirements.................................. 9
6.1.2 Refrigerant piping insulation ....................................... 9
6.2 Connecting the refrigerant piping .............................................. 9
6.2.1 To connect the refrigerant piping to the indoor unit .... 9
7 Electrical installation 9
7.1 Specifications of standard wiring components .......................... 10
7.2 To connect the electrical wiring to the indoor unit ..................... 10
7.3 To connect optional accessories (wired user interface, central
user interface, wireless adapter, etc.) .......................................
10
8 Finishing the indoor unit installation 10
8.1 To finish the indoor unit installation ........................................... 10
8.2 To close the indoor unit ............................................................. 11
8.2.1 To close the electrical wiring box and close the
terminal block.............................................................. 11
8.2.2 To re-install the front grille .......................................... 11
8.2.3 To re-install the front panel ......................................... 11
9 Commissioning 11
9.1 To perform a test run ................................................................. 11
9.1.1 To perform a test run using the user interface ............ 11
10 Disposal 11
11 Technical data 11
11.1 Wiring diagram .......................................................................... 12
11.1.1 Unified wiring diagram legend..................................... 12
1 About the documentation
1.1 About this document
INFORMATION
Make sure that the user has the printed documentation and
ask him/her to keep it for future reference.
Target audience
Authorised installers
INFORMATION
This appliance is intended to be used by expert or trained
users in shops, in light industry, and on farms, or for
commercial and household use by lay persons.
WARNING
Make sure installation, servicing, maintenance, repair and
applied materials follow the instructions from Daikin and, in
addition, comply with applicable legislation and are
performed by qualified persons only. In Europe and areas
where IEC standards apply, EN/IEC 60335-2-40 is the
applicable standard.
Documentation set
This document is part of a documentation set. The complete set
consists of:
▪ General safety precautions:
▪ Safety instructions that you MUST read before installing
▪ Format: Paper (in the box of the indoor unit)
▪ Indoor unit installation manual:
▪ Installation instructions
▪ Format: Paper (in the box of the indoor unit)
▪ Installer reference guide:
▪ Preparation of the installation, good practices, reference data,…
▪ Format: Digital files on http://www.daikineurope.com/support-
and-manuals/product-information/
Latest revisions of the supplied documentation may be available on
the regional Daikin website or via your dealer.
The original documentation is written in English. All other languages
are translations.
Technical engineering data
▪ A subset of the latest technical data is available on the regional
Daikin website (publicly accessible).
▪ The full set of latest technical data is available on the Daikin
Business Portal (authentication required).
2 Specific installer safety
instructions
Always observe the following safety instructions and regulations.
Unit installation (see "5 Unit installation" [ 4 4])
WARNING
The appliance shall be stored in a room without
continuously operating ignition sources (example: open
flames, an operating gas appliance or an operating electric
heater).