Table of Contents
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Table of contents
1.1
About this document..................................................................
3.1
Outdoor unit...............................................................................
3.1.1
4.1
Preparing the installation site ....................................................
4.1.1
4.1.2
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............................................
4.2.3
To provide drainage ....................................................
5.1
Preparing refrigerant piping.......................................................
5.1.1
Refrigerant piping requirements..................................
5.1.2
Refrigerant piping insulation .......................................
5.1.3
Refrigerant piping length and height difference .......... 10
5.2
Connecting the refrigerant piping .............................................. 10
5.2.1
reducers ...................................................................... 10
5.2.2
5.3
Checking the refrigerant piping ................................................. 11
5.3.1
To check for leaks....................................................... 11
5.3.2
To perform vacuum drying .......................................... 11
6.1
About the refrigerant.................................................................. 11
6.2
To determine the additional refrigerant amount ........................ 12
6.3
To determine the complete recharge amount ........................... 12
6.4
To charge additional refrigerant ................................................ 12
6.5
To fix the fluorinated greenhouse gases label........................... 12
7.1
Specifications of standard wiring components .......................... 13
7.2
To connect the electrical wiring to the outdoor unit ................... 13
8.1
To finish the outdoor unit installation......................................... 14
9.1
About ECONO mode prohibition setting.................................... 14
9.1.1
To turn ON ECONO mode prohibition setting............. 14
9.2
About night quiet mode ............................................................. 14
9.2.1
To turn ON the night quiet mode................................. 14
9.3
About heat mode lock................................................................ 14
9.3.1
To turn ON heat mode lock......................................... 15
9.4
About standby electricity saving function .................................. 15
9.4.1
To turn ON standby electricity saving function............ 15
10.1
Checklist before commissioning................................................ 15
10.2
Checklist during commissioning ................................................ 16
10.3
Trial operation and testing......................................................... 16
10.3.1
To perform a test run .................................................. 16
13.1
Wiring diagram .......................................................................... 16
13.1.1
Unified wiring diagram legend..................................... 16
2MXM40+50A
R32 Split series
3P600450-5L - 2021.12
13.2
Piping diagram: Outdoor unit...................................................... 17
1
About the documentation
5
5
1.1
About this document
6
INFORMATION
7
7
Make sure that the user has the printed documentation and
ask him/her to keep it for future reference.
7
7
Target audience
7
Authorised installers
7
INFORMATION
8
This appliance is intended to be used by expert or trained
8
users in shops, in light industry, and on farms, or for
8
commercial and household use by lay persons.
9
9
WARNING
9
Make sure installation, servicing, maintenance, repair and
applied materials follow the instructions from Daikin and, in
9
addition, comply with applicable legislation and are
9
performed by qualified persons only. In Europe and areas
9
where IEC standards apply, EN/IEC 60335-2-40 is the
applicable standard.
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
11
unit.
Documentation set
This document is part of a documentation set. The complete set
consists of:
▪ General safety precautions:
12
▪ Safety instructions that you MUST read before installing
▪ Format: Paper (in the box of the outdoor unit)
▪ Outdoor unit installation manual:
14
▪ Installation instructions
▪ Format: Paper (in the box of the outdoor unit)
14
▪ Installer reference guide:
▪ Preparation of the installation, reference data,...
▪ Format: Digital files on
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.
15
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).
16
16
16
Table of contents
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