Daikin 2MXM68A2V1B9 Manuel D'installation page 6

Table of contents
Table of contents
1 About the documentation
1.1 About this document..................................................................
2 Specific installer safety instructions
3 About the box
3.1 Outdoor unit...............................................................................
3.1.1 To remove the accessories from the outdoor unit.......
4 Unit installation
4.1 Preparing the installation site ....................................................
4.1.1 Installation site requirements of the outdoor unit ........
4.1.2 Additional installation site requirements of the
outdoor unit in cold climates .......................................
4.2 Mounting the outdoor unit..........................................................
4.2.1 To provide the installation structure ............................
4.2.2 To install the outdoor unit............................................ 10
4.2.3 To provide drainage .................................................... 10
5 Piping installation
5.1 Preparing refrigerant piping ....................................................... 10
5.1.1 Refrigerant piping requirements.................................. 10
5.1.2 Refrigerant piping insulation ....................................... 11
5.1.3 Refrigerant piping length and height difference .......... 11
5.2 Connecting the refrigerant piping .............................................. 11
5.2.1 Connections between outdoor and indoor unit using
reducers ...................................................................... 11
5.2.2 To connect the refrigerant piping to the outdoor unit .. 12
5.3 Checking the refrigerant piping.................................................. 13
5.3.1 To check for leaks....................................................... 13
5.3.2 To perform vacuum drying .......................................... 13
6 Charging refrigerant
6.1 About the refrigerant.................................................................. 13
6.2 To determine the additional refrigerant amount......................... 14
6.3 To determine the complete recharge amount............................ 14
6.4 To charge additional refrigerant................................................. 14
6.5 To fix the fluorinated greenhouse gases label........................... 14
6.6 To check refrigerant piping joints for leaks after charging
refrigerant .................................................................................. 14
7 Electrical installation
7.1 Specifications of standard wiring components .......................... 15
7.2 To connect the electrical wiring to the outdoor unit ................... 15
8 Finishing the outdoor unit installation
8.1 To finish the outdoor unit installation ......................................... 16
9 Configuration
9.1 About standby electricity saving function................................... 16
9.1.1 To turn ON standby electricity saving function............ 16
9.2 About priority room function....................................................... 17
9.2.1 To set the priority room function ................................. 17
9.3 About night quiet mode.............................................................. 17
9.3.1 To turn ON the night quiet mode................................. 17
9.4 About heat mode lock................................................................ 17
9.4.1 To turn ON heat mode lock......................................... 17
9.5 About cool mode lock ................................................................ 17
9.5.1 To turn ON cool mode lock ......................................... 17
10 Commissioning
10.1 Checklist before commissioning ................................................ 18
10.2 Checklist during commissioning ................................................ 18
10.3 Trial operation and testing ......................................................... 18
10.3.1 About wiring error check ............................................. 18
10.3.2 To perform a test run .................................................. 19
10.4 Starting up the outdoor unit ....................................................... 19
11 Maintenance and service
Installation manual
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12 Disposal
13 Technical data
13.1 Wiring diagram .......................................................................... 20
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13.1.1 Unified wiring diagram legend..................................... 20
13.2 Piping diagram: Outdoor unit..................................................... 21
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1 About the documentation
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1.1 About this document
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WARNING
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Make sure installation, servicing, maintenance, repair and
applied materials follow the instructions from Daikin
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(including all documents listed in "Documentation set")
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and, in addition, comply with applicable legislation and are
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performed by qualified persons only. In Europe and areas
where IEC standards apply, EN/IEC 60335-2-40 is the
applicable standard.
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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.
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INFORMATION
This document only describes installation instructions
specific to the outdoor unit. For installation of the indoor
unit (mounting the indoor unit, connecting the refrigerant
piping to the indoor unit, connecting the electrical wiring to
the indoor unit ...), see the installation manual of the indoor
unit.
Documentation set
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This document is part of a documentation set. The complete set
consists of:
▪ General safety precautions:
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▪ Safety instructions that you MUST read before installing
▪ Format: Paper (in the box of the outdoor unit)
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▪ Outdoor unit installation manual:
▪ Installation instructions
▪ Format: Paper (in the box of the outdoor unit)
▪ Installer reference guide:
▪ Preparation of the installation, reference data, ...
▪ Format: Digital files on https://www.daikin.eu. Use the search
function to find your model.
The latest revision of the supplied documentation is published on the
regional Daikin website and is available via your dealer.
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Scan the QR code below to find the full documentation set and more
information about your product on Daikin website.
2MXM-A9
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3MXM-A9
2MXM-A9, 3MXM-A9, 4MXM-A9, 5MXM-A9
R32 Split series
3P774208-3 – 2024.05
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