1 About the documentation
Installation and operation manual
5
RXYSQ4~6T8V/YB(*)
VRV IV-S system air conditioner
4P482275-1B – 2020.10
14.4.5 To fix the fluorinated greenhouse gases label ............ 25
15 Electrical installation 26
15.1 About electrical compliance....................................................... 26
15.2 Safety device requirements....................................................... 26
15.3 Field wiring: Overview ............................................................... 26
15.4 To connect the electrical wiring to the outdoor unit ................... 26
15.5 To finish the transmission wiring ............................................... 27
15.6 To check the insulation resistance of the compressor .............. 28
16 Configuration 28
16.1 Making field settings.................................................................. 28
16.1.1 About making field settings......................................... 28
16.1.2 To access the field setting components...................... 28
16.1.3 Field setting components............................................ 28
16.1.4 To access mode 1 or 2 ............................................... 29
16.1.5 To use mode 1............................................................ 29
16.1.6 To use mode 2............................................................ 29
16.1.7 Mode 1 (and default situation): Monitoring settings .... 30
16.1.8 Mode 2: Field settings................................................. 30
16.1.9 To connect the PC configurator to the outdoor unit .... 33
17 Commissioning 33
17.1 Precautions when commissioning ............................................. 33
17.2 Checklist before commissioning................................................ 33
17.3 Checklist during commissioning ................................................ 34
17.3.1 About the test run........................................................ 34
17.3.2 To perform a test run (7-LEDs display)....................... 34
17.3.3 Correcting after abnormal completion of the test run.. 34
17.3.4 Operating the unit ....................................................... 34
18 Hand-over to the user 34
19 Troubleshooting 34
19.1 Solving problems based on error codes.................................... 34
19.1.1 Error codes: Overview ................................................ 35
20 Technical data 36
20.1 Service space: Outdoor unit ...................................................... 36
20.2 Piping diagram: Outdoor unit..................................................... 37
20.3 Wiring diagram: Outdoor unit .................................................... 37
21 Disposal 38
1 About the documentation
1.1 About this document
Target audience
Authorised installers + end users
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 and operation manual:
▪ Installation and operation instructions
▪ Format: Paper (in the box of the outdoor unit)
▪ Installer and user reference guide:
▪ Preparation of the installation, reference data,…
▪ Detailed step-by-step instructions and background information
for basic and advanced usage
▪ 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.
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
Excessive refrigerant concentrations in a closed room can
lead to oxygen deficiency.
DANGER: RISK OF ELECTROCUTION
Do NOT leave the unit unattended when the service cover
is removed.
DANGER: RISK OF BURNING/SCALDING
DANGER: RISK OF ELECTROCUTION
WARNING
Take sufficient precautions in case of refrigerant leakage. If
refrigerant gas leaks, ventilate the area immediately.
Possible risks:
▪ Excessive refrigerant concentrations in a closed room
can lead to oxygen deficiency.
▪ Toxic gas might be produced if refrigerant gas comes
into contact with fire.
WARNING
ALWAYS recover the refrigerant. Do NOT release them
directly into the environment. Use a vacuum pump to
evacuate the installation.
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