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2 General safety precautions

Installation manual

7

RXS50+60 + RX50+60 + ARXS50~71
R410A split series
3P360062-1H – 2016.09

Symbol

Explanation

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

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

2

General safety precautions

▪ 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 must be performed by an authorized installer.

▪ Make  sure  the  installation  site  withstands  the  unit's  weight  and

vibration.

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  may  be  produced  if  refrigerant  gas  comes

into contact with fire.

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

Ask  your  dealer  to  move  and  reinstall  the  air  conditioner.
Incomplete  installation  may  result  in  a  water  leakage,
electric shock, and fire.

WARNING

Never replace a fuse with a fuse of a wrong ampere ratings
or  other  wires  when  a  fuse  blows  out.  Use  of  wire  or
copper wire may cause the unit to break down or cause a
fire.

CAUTION

After  a  long  use,  check  the  unit  stand  and  fitting  for
damage. If damaged, the unit may fall and result in injury.

CAUTION

To  avoid  injury,  do  NOT  touch  the  air  inlet  or  aluminium
fins of the unit.

WARNING

Do not place objects in direct proximity of the outdoor unit
and do not let leaves and other debris accumulate around
the unit. Leaves are a hotbed for small animals which can
enter  the  unit.  Once  in  the  unit,  such  animals  can  cause
malfunctions,  smoke  or  fire  when  making  contact  with
electrical parts.

INFORMATION

The sound pressure level is less than 70 dBA.

WARNING

▪ Do not modify, disassemble, remove, reinstall or repair

the unit yourself as incorrect dismantling or installation
may  cause  an  electric  shock  or  fire.  Contact  your
dealer.

▪ In case of accidental refrigerant leaks, make sure there

are  no  naked  flames.  The  refrigerant  itself  is  entirely
safe,  non-toxic  and  non-combustible,  but  it  will
generate  toxic  gas  when  it  accidentally  leaks  into  a
room  where  combustible  air  from  fan  heaters,  gas
cookers,  etc.  is  present.  Always  have  qualified  service
personnel  confirm  that  the  point  of  leakage  has  been
repaired or corrected before resuming operation.

WARNING

Ask  your  dealer  to  install  and  reinstall  the  air  conditioner.
Incomplete  installation  may  result  in  a  water  leakage,
electric shock, and fire.

NOTICE

During pump down operation, stop the compressor before
removing  the  refrigerant  piping.  If  the  compressor  is  still
running and the stop valve is open during pump down, air
will be sucked into the system. Compressor breakage and
other  injury  will  be  the  result  due  to  abnormal  pressure  in
the refrigerant cycle.

WARNING

Do  not  install  the  air  conditioner  at  any  place  where
flammable gas may leak out. If the gas leaks out and stays
around the air conditioner, a fire may break out.

WARNING

Make  sure  installation,  testing  and  applied  materials
comply  with  applicable  legislation  (on  top  of  the
instructions described in the Daikin documentation).

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

All  field  wiring  and  components  must  be  installed  by  a
licensed  electrician  and  must  comply  with  the  applicable
legislation.

WARNING

In  order  to  avoid  electric  shock  or  fire,  make  sure  that  an
earth leak detector is installed.

Summary of Contents for RXS50K2V1B

Page 1: ...tion manual R410A split series English Installation manual R410A split series RXS50K2V1B RXS60F4V1B RXG50K3V1B RX50G3V1B RX60G3V1B RXS50L2V1B RXS60L2V1B RX60G4V1B ARXS50G3V1B ARXS50L2V1B ARXS60L2V1B ARXS71L2V1B ...

Page 2: ...nstrucţiunile noastre skladni z naslednjimi standardi in drugimi normativi pod pogojem da se uporabljajo v skladu z našimi navodili on vastavuses järgmis t e standardi te ga või teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele съответстват на следните стандарти или други нормативни документи при условие че се използват съгласно нашите инструкции atitinka žemiau nu...

Page 3: ...cu instrucţiunile noastre skladni z naslednjimi standardi in drugimi normativi pod pogojem da se uporabljajo v skladu z našimi navodili on vastavuses järgmis t e standardi te ga või teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele съответстват на следните стандарти или други нормативни документи при условие че се използват съгласно нашите инструкции atitinka žemia...

Page 4: ...ile noastre skladni z naslednjimi standardi in drugimi normativi pod pogojem da se uporabljajo v skladu z našimi navodili on vastavuses järgmis t e standardi te ga või teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele съответстват на следните стандарти или други нормативни документи при условие че се използват съгласно нашите инструкции atitinka žemiau nurodytus st...

Page 5: ...ucţiunile noastre skladni z naslednjimi standardi in drugimi normativi pod pogojem da se uporabljajo v skladu z našimi navodili on vastavuses järgmis t e standardi te ga või teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele съответстват на следните стандарти или други нормативни документи при условие че се използват съгласно нашите инструкции atitinka žemiau nurody...

Page 6: ...it installation 17 5 7 1 To finish the outdoor unit installation 17 6 Commissioning 17 6 1 Precautions when commissioning 17 6 2 Checklist before commissioning 17 6 3 To perform a test run 18 6 4 To start and stop forced cooling 18 6 5 Starting up the outdoor unit 18 7 Disposal 18 7 1 To pump down 18 8 Technical data 19 8 1 Wiring diagram 19 1 About this document Target audience Authorised install...

Page 7: ...in the unit such animals can cause malfunctions smoke or fire when making contact with electrical parts INFORMATION The sound pressure level is less than 70 dBA WARNING Do not modify disassemble remove reinstall or repair the unit yourself as incorrect dismantling or installation may cause an electric shock or fire Contact your dealer In case of accidental refrigerant leaks make sure there are no ...

Page 8: ...d air discharged from the unit or the operation noise will NOT disturb anyone Sound sensitive areas e g near a bedroom and the like so that the operation noise will cause no trouble Provide sufficient space around the unit for servicing and air circulation Avoid areas where flammable gas or product might leak Install power cables at least 1 metre away from televisions or radios to prevent interfer...

Page 9: ...otect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up a b c c d a Snow cover or shed b Pedestal c Prevailing wind direction d Air outlet In any case provide at least 300 mm of free space below the unit Additionally make sure the unit is positioned at least 100 mm above the maximum expected level of snow See 5 2 Mounting the outdoor unit on page 10 fo...

Page 10: ...CTROCUTION DANGER RISK OF BURNING 1 1 2 2 5 2 Mounting the outdoor unit 5 2 1 To provide the installation structure 1 Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise after installation 2 Prepare 4 sets of M8 or M10 anchor bolts nuts and washers each field supply 3 Fix the unit securely with anchor bolts 20 mm 330 5 8 0 2 4 0 ...

Page 11: ...water surrounding the unit Avoid drain water flowing over the footpath so that it does not become slippery in case of ambient freezing temperatures If you install the unit on a frame install a waterproof plate within 150 mm of the bottom side of the unit in order to prevent the invasion of water in the unit and to avoid the drain water dripping see the following illustration Use a drain plug for d...

Page 12: ... open the refrigerant stop valve before checking the refrigerant piping When you need to charge additional refrigerant it is recommended to open the refrigerant stop valve after charging 5 3 2 Guidelines when connecting the refrigerant piping Take the following guidelines into account when connecting pipes Coat the flare inner surface with ether oil or ester oil when connecting a flare nut Tighten...

Page 13: ... valve on the gas line with silicon sealant to prevent freezing Silicon sealant make sure there is no gap To open close the stop valve 1 Remove the valve cover 2 Insert a hexagon wrench liquid side 4 mm gas side 6 mm into the valve stem and turn the valve stem Counterclockwise to open Clockwise to close 3 When the valve stem cannot be turned any further stop turning The valve is now opened closed ...

Page 14: ...pressure If the pressure Then Does not change There is no moisture in the system This procedure is finished If the pressure Then Increases There is moisture in the system Go to the next step 3 Evacuate for at least 2 hours to a pressure on the manifold of 0 1 MPa 1 bar 4 After turning OFF the pump check the pressure for at least 1 hour 5 If you do NOT reach the target vacuum or cannot maintain the...

Page 15: ...ectrical 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 WARNING If the power supply has a missing or wrong N phase equipment might break down Establish proper earthing Do NOT earth the unit to a utility pipe surge absorber or telephone earth Incomplete earthing may cause...

Page 16: ...ge circuit breaker Must comply with applicable legislation 5 6 2 To connect the electrical wiring on the outdoor unit 1 Remove the outside panel 2 Remove the switch box cover 1 2 3 3 Open the wire clamp 4 Connect the interconnection cable and power supply as follows 3 1 23 5 Tighten the terminal screws securely We recommend to use a Philips screwdriver 6 Install the switch box cover 7 Install the ...

Page 17: ...mmissioning NOTICE NEVER operate the unit without thermistors and or pressure sensors switches Burning of the compressor might result 6 1 Precautions when commissioning INFORMATION During the first running period of the unit the required power may be higher than stated on the nameplate of the unit This phenomenon is caused by the compressor that needs a continuous run time of 50 hours before reach...

Page 18: ...nit Turn ON the outdoor unit Push the forced cooling switch SW1 in less then 3 minutes after turning the power ON Result Operation starts Forced cooling will stop automatically after 15 minutes To stop operation press the switch SW1 SW 1 6 5 Starting up the outdoor unit See the indoor unit installation manual for configuration and commissioning of the system 7 Disposal 7 1 To pump down Example To ...

Page 19: ...OR Q DI EARTHLEAKCIRCUITBREAKER AC CN E HA HE HL HN HR MR _A MR _B S U V W X A CONNECTION CONNECTOR Q L OVERLOADPROTECTOR D V D DIODE Q M THERMOSWITCH DB DIODEBRIDGE R RESISTOR DS DIPSWITCH R T THERMISTOR E H HEATER RC RECEIVER F U FU FORCHARACTERISTICS REFERTOPCBINSIDEYOURUNIT FUSE S C LIMITSWITCH FG CONNECTOR FRAMEGROUND S L FLOATSWITCH H HARNESS S NPH PRESSURESENSOR HIGH H P LED V L PILOTLAMP L...

Page 20: ...3P360062 1H 2016 09 Copyright 2016 Daikin ...

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