Daikin Sky Air Alpha Series, Installation Manual, Page: 7 / 24

Table of contents
Installation manual
7
RZAG71~Y1
Sky Air Alpha-series
4P695306-1 – 2022.05
Table of contents
1 About this document 7
2 Specific installer safety instructions 7
3 About the box 10
3.1 Outdoor unit............................................................................... 10
3.1.1 To remove the accessories from the outdoor unit....... 10
4 Preparation 10
4.1 Preparing the installation site .................................................... 10
4.1.1 Installation site requirements of the outdoor unit ........ 10
5 Installation 10
5.1 Mounting the outdoor unit.......................................................... 10
5.1.1 To provide the installation structure ............................ 10
5.1.2 To install the outdoor unit............................................ 10
5.1.3 To provide drainage .................................................... 10
5.1.4 To prevent the outdoor unit from falling over .............. 11
5.2 Connecting the refrigerant piping .............................................. 11
5.2.1 To connect the refrigerant piping to the outdoor unit .. 11
5.3 Checking the refrigerant piping ................................................. 13
5.3.1 Checking refrigerant piping: Setup.............................. 13
5.3.2 To check for leaks....................................................... 13
5.3.3 To perform vacuum drying .......................................... 13
5.4 Charging refrigerant .................................................................. 13
5.4.1 About charging refrigerant .......................................... 13
5.4.2 About the refrigerant ................................................... 14
5.4.3 Precautions when charging refrigerant ....................... 14
5.4.4 Definitions: L1~L7, H1, H2 .......................................... 14
5.4.5 Charging additional refrigerant.................................... 15
5.4.6 Completely recharging refrigerant............................... 16
5.4.7 To fix the fluorinated greenhouse gases label ............ 17
5.5 Connecting the electrical wiring................................................. 17
5.5.1 About electrical compliance ........................................ 17
5.5.2 Guidelines when connecting the electrical wiring ....... 17
5.5.3 Specifications of standard wiring components............ 17
5.5.4 To connect the electrical wiring to the outdoor unit..... 17
5.6 Finishing the outdoor unit installation ........................................ 19
5.6.1 To finish the outdoor unit installation .......................... 19
5.6.2 To check the insulation resistance of the compressor 19
6 Commissioning 19
6.1 Checklist before commissioning ................................................ 19
6.2 To perform a test run ................................................................. 19
6.3 Error codes when performing a test run .................................... 20
6.4 Dedicated field settings for technical cooling ............................ 20
7 Disposal 20
8 Technical data 21
8.1 Service space: Outdoor unit ...................................................... 21
8.2 Piping diagram: Outdoor unit..................................................... 22
8.3 Wiring diagram: Outdoor unit .................................................... 22
1 About this document
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 use by lay persons.
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 outdoor unit)
▪ 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.
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.
Installation site (see "4.1 Preparing the installation site" [
4
10])
WARNING
Follow the service space dimensions in this manual for
correct installation of the unit. See
"8.1 Service space:
Outdoor unit" [
4
21].
WARNING
Tear apart and throw away plastic packaging bags so that
nobody, especially children, can play with them. Possible
risk: suffocation.
CAUTION
Appliance NOT accessible to the general public, install it in
a secured area, protected from easy access.
This unit, both indoor and outdoor, is suitable for
installation
in a commercial and light industrial
environment.
CAUTION
This equipment is NOT intended for use in residential
locations and will NOT guarantee to provide adequate
protection to radio reception in such locations.
CAUTION
Excessive refrigerant concentrations in a closed room can
lead to oxygen deficiency.