background image

1 General safety precautions

Installer reference guide

3

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

1

General safety precautions

1.1

About the documentation

▪ The  original  documentation  is  written  in  English.  All  other

languages are translations.

▪ The precautions described in this document cover very important

topics, follow them carefully.

▪ The  installation  of  the  system,  and  all  activities  described  in  the

installation  manual  and  in  the  installer  reference  guide  MUST  be
performed by an authorised installer.

1.1.1

Meaning of warnings and symbols

DANGER

Indicates a situation that results in death or serious injury.

DANGER: RISK OF ELECTROCUTION

Indicates a situation that could result in electrocution.

DANGER: RISK OF BURNING

Indicates a situation that could result in burning because of
extreme hot or cold temperatures.

DANGER: RISK OF EXPLOSION

Indicates a situation that could result in explosion.

WARNING

Indicates  a  situation  that  could  result  in  death  or  serious
injury.

WARNING: FLAMMABLE MATERIAL

CAUTION

Indicates a situation that could result in minor or moderate
injury.

NOTICE

Indicates  a  situation  that  could  result  in  equipment  or
property damage.

INFORMATION

Indicates useful tips or additional information.

Symbol

Explanation

Before installation, read the installation and
operation manual, and the wiring instruction sheet.

Before performing maintenance and service tasks,
read the service manual.

For more information, see the installer and user
reference guide.

1.2

For the installer

1.2.1

General

If  you  are  NOT  sure  how  to  install  or  operate  the  unit,  contact  your
dealer.

NOTICE

Improper  installation  or  attachment  of  equipment  or
accessories  could  result  in  electric  shock,  short-circuit,
leaks,  fire  or  other  damage  to  the  equipment.  Only  use
accessories,  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 the Daikin documentation).

CAUTION

Wear  adequate  personal  protective  equipment  (protective
gloves,  safety  glasses,…)  when  installing,  maintaining  or
servicing the system.

WARNING

Tear apart and throw away plastic packaging bags so that
nobody,  especially  children,  can  play  with  them.  Possible
risk: suffocation.

DANGER: RISK OF BURNING

▪ Do  NOT  touch  the  refrigerant  piping,  water  piping  or

internal parts during and immediately after operation. It
could  be  too  hot  or  too  cold.  Give  it  time  to  return  to
normal  temperature.  If  you  must  touch  it,  wear
protective gloves.

▪ Do NOT touch any accidental leaking refrigerant.

WARNING

Provide adequate measures to prevent that the unit can be
used  as  a  shelter  by  small  animals.  Small  animals  that
make contact with electrical parts can cause malfunctions,
smoke or fire.

CAUTION

Do NOT touch the air inlet or aluminium fins of the unit.

NOTICE

▪ Do  NOT  place  any  objects  or  equipment  on  top  of  the

unit.

▪ Do NOT sit, climb or stand on the unit.

NOTICE

Works  executed  on  the  outdoor  unit  are  best  done  under
dry weather conditions to avoid water ingress.

In  accordance  with  the  applicable  legislation,  it  might  be  necessary
to provide a logbook with the product containing at least: information
on maintenance, repair work, results of tests, stand-by periods,…

Also,  at  least,  following  information  MUST  be  provided  at  an
accessible place at the product:

▪ Instructions for shutting down the system in case of an emergency

▪ Name and address of fire department, police and hospital

▪ Name,  address  and  day  and  night  telephone  numbers  for

obtaining service

In Europe, EN378 provides the necessary guidance for this logbook.

1.2.2

Installation site

▪ Provide  sufficient  space  around  the  unit  for  servicing  and  air

circulation.

▪ Make sure the installation site withstands the weight and vibration

of the 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...

Reviews: