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2 About the documentation

Installer reference guide

7

2(A)MXM40+50M(3)(4)V1B(9)_2(A)MXF40+50A2V1B
R32 Split series
4P600463-2 – 2019.10

WARNING

▪ After  finishing  the  electrical  work,  confirm  that  each

electrical  component  and  terminal  inside  the  electrical
components box is connected securely.

▪ Make sure all covers are closed before starting up the

unit.

NOTICE

Only applicable if the power supply is three‑phase, and the
compressor has an ON/OFF starting method.

If  there  exists  the  possibility  of  reversed  phase  after  a
momentary black out and the power goes on and off while
the  product  is  operating,  attach  a  reversed  phase
protection  circuit  locally.  Running  the  product  in  reversed
phase can break the compressor and other parts.

2

About the documentation

2.1

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 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 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 

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).

2.2

Installer reference guide at a
glance

Chapter

Description

General safety
precautions

Safety instructions that you MUST read
before installing

About the documentation

What documentation exists for the
installer

About the box

How to unpack the units and remove
their accessories

About the unit

How to identify the unit

Preparation

What to do and know before going
on‑site

Installation

What to do and know to install the
system

Commissioning

What to do and know to commission the
system after it is configured

Hand‑over to the user

What to give and explain to the user

Maintenance and service

How to maintain and service the units

Troubleshooting

What to do in case of problems

Disposal

How to dispose of the system

Technical data

Specifications of the system

Glossary

Definition of terms

3

About the box

3.1

Overview: About the box

This chapter describes what you have to do after the boxes with the
outdoor and indoor unit are delivered on-site.

Keep the following in mind:

▪ At delivery, the unit MUST be checked for damage. Any damage

MUST be reported immediately to the claims agent of the carrier.

▪ Bring  the  packed  unit  as  close  as  possible  to  its  final  installation

position to prevent damage during transport.

▪ Prepare the path along which you want to bring the unit inside in

advance.

3.2

Outdoor unit

3.2.1

To unpack the outdoor unit

Summary of Contents for R32 Split Series

Page 1: ...Installer reference guide R32 Split series English Installer reference guide R32 Split series 2MXM40M4V1B 2MXM50M3V1B9 2AMXM40M4V1B 2AMXM50M4V1B 2AMXF40A2V1B 2AMXF50A2V1B 2MXF40A2V1B 2MXF50A2V1B...

Page 2: ...ping 16 6 5 2 Precautions when checking the refrigerant piping 16 6 5 3 To check for leaks 16 6 5 4 To perform vacuum drying 16 6 6 Charging refrigerant 17 6 6 1 About charging refrigerant 17 6 6 2 Pr...

Page 3: ...optional equipment and spare parts made or approved by Daikin WARNING Make sure installation testing and applied materials comply with applicable legislation on top of the instructions described in t...

Page 4: ...example national gas regulation and are executed only by authorised persons Installation space requirements NOTICE Pipework shall be protected from physical damage Installation of pipework shall be k...

Page 5: ...leaks ventilate the area immediately Possible risks Excessive refrigerant concentrations in a closed room can lead to oxygen deficiency Toxic gas may be produced if refrigerant gas comes into contact...

Page 6: ...installed in the fixed wiring WARNING ONLY use copper wires Make sure the field wiring complies with the applicable legislation All field wiring MUST be performed in accordance with the wiring diagra...

Page 7: ...rence 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 v...

Page 8: ...ifferent models 4 2 1 Identification label Outdoor unit Location 5 Preparation 5 1 Overview Preparation This chapter describes what you have to do and know before going on site It contains information...

Page 9: ...ectrical servicing 250 300 mm NOTICE Do NOT stack the units on each other Do NOT hang the unit on a ceiling Strong winds 18 km h blowing against the outdoor unit s air outlet causes short circuit suct...

Page 10: ...r unit 412 for more details In heavy snowfall areas it is very important to select an installation site where the snow will NOT affect the unit If lateral snowfall is possible make sure that the heat...

Page 11: ...may cause accidents WARNING All wiring MUST be performed by an authorised electrician and MUST comply with the applicable legislation Make electrical connections to the fixed wiring All components pro...

Page 12: ...e installed directly on a concrete veranda or another solid surface as long as it provides proper drainage Fix the unit securely by means of foundation bolts in accordance with the foundation drawing...

Page 13: ...rk without connecting the indoor unit in order to add another indoor unit later 6 4 1 About connecting the refrigerant piping Before connecting the refrigerant piping Make sure the outdoor and indoor...

Page 14: ...rench b Spanner c Piping union d Flare nut Piping size mm Tightening torque N m Flare dimensions A mm Flare shape mm 6 4 15 17 8 7 9 1 R 0 4 0 8 2 45 90 2 A 9 5 33 39 12 8 13 2 12 7 50 60 16 2 16 6 6...

Page 15: ...valve parts required when handling the valve c d a b a Service port and service port cap b Valve stem c Field piping connection d Stem cap Keep both stop valves open during operation Do NOT apply exc...

Page 16: ...ove all moisture air or nitrogen from the refrigerant piping If there is a possibility of moisture being present in the refrigerant piping for example water may have entered the piping first carry out...

Page 17: ...ing additional refrigerant When the total liquid piping length is more than specified see later Completely recharging refrigerant Example When relocating the system After a leak Charging additional re...

Page 18: ...it name plate the determined additional amount 6 6 6 To charge additional refrigerant WARNING Only use R32 as refrigerant Other substances may cause explosions and accidents R32 contains fluorinated g...

Page 19: ...e interconnection wiring away from copper pipes without thermal insulation as such pipes will be very hot DANGER RISK OF ELECTROCUTION All electrical parts including thermistors are powered by the pow...

Page 20: ...nal numbers match Make sure to match the symbols for piping and wiring 4 Make sure to connect correct wiring to correct room A to A B to B e A a A a B e B b c d 1 2 3 L N 1 2 3 f a Terminal for room A...

Page 21: ...tdoor unit see To turn on ECONO mode prohibition setting 421 2 Cut the jumper J6 J26 J24 J23 J6 J22 J8 3 Reinstall the top plate and the electric box cover CAUTION When reinstalling the electric box c...

Page 22: ...fter the installation of the unit first check the items listed below Once all checks are fulfilled the unit must be closed Power up the unit after it is closed The indoor unit is properly mounted The...

Page 23: ...it operates properly please make sure the following is clear for the user Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he...

Page 24: ...as a timer or connected to a circuit that is regularly turned ON and OFF by the utility DANGER RISK OF BURNING 10 3 Solving problems based on symptoms 10 3 1 Symptom Indoor units fall vibrate or make...

Page 25: ...d stop forced cooling There are 2 methods to perform forced cooling Method 1 Using the indoor unit ON OFF switch if present on the indoor unit Method 2 Using the indoor unit user interface 11 3 1 To s...

Page 26: ...or Q M Thermo switch R Resistor R T Thermistor RC Receiver S C Limit switch S L Float switch S NPH Pressure sensor high Symbol Meaning S NPL Pressure sensor low S PH HPS Pressure switch high S PL Pres...

Page 27: ...rates the product Applicable legislation All international European national and local directives laws regulations and or codes that are relevant and applicable for a certain product or domain Service...

Page 28: ...4P600463 2 2019 10 Copyright 2019 Daikin...

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