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Safety Precautions

Accessories

Accessories supplied with the outdoor unit:

Precautions for Selecting the Location

1) Choose a place solid enough to bear the weight and vibration of the unit, where the operation noise will not be amplified.
2) Choose a location where the hot air discharged from the unit or the operation noise will not cause a nuisance to the neighbors of 

the user.

3) Avoid places near a bedroom and the like, so that the operation noise will cause no trouble.
4) There must be sufficient spaces for carrying the unit into and out of the site.
5) There must be sufficient space for air passage and no obstructions around the air inlet and the air outlet.
6) The site must be free from the possibility of flammable gas leakage in a nearby place.
7) Install units, power cords and inter-unit wire at least 3m away from television and radio sets. This is to prevent interference to 

images and sounds.  (Noises may be heard even if they are more than 3m away depending on radio wave conditions.)

8) In coastal areas or other places with salty atmosphere of sulfate gas, corrosion may shorten the life of the air conditioner.
9) Since drain flows out of the outdoor unit, do not place under the unit anything which must be kept away from moisture.

NOTE

Cannot be installed hanging from ceiling or stacked.

CAUTION

• Do not install the air conditioner at any place where there is a danger of flammable gas leakage.  

In the event of a gas leakage, build-up of gas near the air conditioner may cause a fire to break out. 

• While following the instructions in this installation manual, install drain piping to ensure proper drainage 

and insulate piping to prevent condensation. 

Improper drain piping may result in indoor water leakage and property damage. 

• Tighten the flare nut according to the specified method such as with a torque wrench. 

If the flare nut is too tight, it may crack after prolonged use, causing refrigerant leakage. 

• Make sure to provide for adequate measures in order to prevent that the outdoor unit be used as a shelter by small 

animals. 

Small animals making contact with electrical parts can cause malfunctions, smoke or fire. Please instruct the customer to keep the area around 
the unit clean.

• The temperature of refrigerant circuit will be high, please keep the inter-unit wire away from copper pipes that are 

not thermally insulated.

• 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.

• Sound pressure level is less than 70 dB(A).

(A) Installation Manual

1

(B) Drain plug

It is on the bottom of the packing case.

1

(C) Refrigerant charge label

1

(D) Multilingual fluorinated greenhouse gases label 

1

R32

Summary of Contents for ARXM50MV1B

Page 1: ...systeem Nederlands Manual de instalación Serie Split R32 Español Manuale d installazione Serie Multiambienti R32 Italiano Εγχειρίδιο εγκατάστασης ιαιρούμενης σειράς R32 Ελληνικά Manual de Instalação Série split R32 Portugues Руководство по монтажу Серия R32 с раздельной установкой Русский Montaj kılavuzları R32 Split serisi Türkçe Models RXM42LV1B RXM50LV1B RXJ50LV1B RXM42MV1B RXM50MV1B RXJ50MV1B ...

Page 2: ...positivamente da B secondo il Certificato C 07 ȈȘȝİȓȦıȘ ȩʌȦȢ țĮșȠȡȓȗİIJĮȚ ıIJȠ A țĮȚ țȡȓȞİIJĮȚ șİIJȚțȐ Įʌȩ IJȠ B ıȪȝijȦȞĮ ȝİ IJȠ ȆȚıIJȠʌȠȚȘIJȚțȩ C 08 Nota tal como estabelecido em A e com o parecer positivo de B de acordo com o Certificado C 09 ɉɪɢɦɟɱɚɧɢɟ ɤɚɤ ɭɤɚɡɚɧɨ ɜ A ɢ ɜ ɫɨɨɬɜɟɬɫɬɜɢɢ ɫ ɩɨɥɨɠɢɬɟɥɶɧɵɦ ɪɟɲɟɧɢɟɦ B ɫɨɝɥɚɫɧɨ ɋɜɢɞɟɬɟɥɶɫɬɜɭ C 10 Bemærk som anført i A og positivt vurderet af B i henhold til Cer...

Page 3: ...neato nel A e giudicato positivamente da B secondo il Certificato C 07 Σημείωση όπως καθορίζεται στο A και κρίνεται θετικά από το B σύμφωνα με το Πιστοποιητικό C 08 Nota tal como estabelecido em A e com o parecer positivo de B de acordo com o Certificado C 09 Примечание как указано в A и в соответствии с положительным решением B согласно Свидетельству C 10 Bemærk som anført i A og positivt vurdere...

Page 4: ...sion lead as this may cause overheating electric shocks or fire Make sure that all wiring is secured the specified wires are used and that there is no strain on the terminal connections or wires Improper connections or securing of wires may result in abnormal heat build up or fire When wiring the power supply and connecting the wiring between the indoor and outdoor units position the wires so that...

Page 5: ...TE Cannot be installed hanging from ceiling or stacked CAUTION Do not install the air conditioner at any place where there is a danger of flammable gas leakage In the event of a gas leakage build up of gas near the air conditioner may cause a fire to break out While following the instructions in this installation manual install drain piping to ensure proper drainage and insulate piping to prevent ...

Page 6: ...ion side facing the wall Never install the outdoor unit at a site where the suction side may be exposed directly to wind To prevent exposure to wind it is recommended to install a baffle plate on the air discharge side of the outdoor unit In heavy snowfall areas select an installation site where the snow will not affect the unit Construct a large canopy Construct a pedestal Install the unit high e...

Page 7: ...ntres From unit s side Max allowable piping height Min allowable piping length Max allowable piping length 30m 1 5m 20m Liquid pipe Gas pipe O D 6 4mm O D 12 7mm 20g m Additional refrigerant required for refrigerant pipe exceeding 10m in length Be sure to add the proper amount of additional refrigerant Failure to do so may result in reduced performance The suggested shortest pipe length is 1 5m in...

Page 8: ...he foundation surface Outdoor Unit Installation 1 Installing outdoor unit 1 When installing the outdoor unit refer to Precautions for Selecting the Location and the Outdoor Unit Installation Drawings 2 If drain work is necessary follow the procedures below 2 Drain work 1 Use drain plug for drainage 2 If the drain port is covered by a mounting base or floor surface place additional foot bases of at...

Page 9: ...rque wrenches when tightening the flare nuts to prevent damage to the flare nuts and gas leakage Align the centres of both flares and tighten the flare nuts 3 or 4 turns by hand Then tighten them fully with the torque wrenches A A Cut exactly at right angles Remove burrs Set exactly at the position shown below Flaring Die Check Flare s inner surface must be flaw free The pipe end must be evenly fl...

Page 10: ...gh 4 1 Connect projection side of charging hose which comes from gauge manifold to gas stop valve s service port 2 Fully open gauge manifold s low pressure valve Lo and completely close its high pressure valve Hi High pressure valve subsequently requires no operation 3 Do vacuum pumping and make sure that the compound pressure gauge reads 0 1MPa 76cmHg 1 4 Close gauge manifold s low pressure valve...

Page 11: ...parate thermal insulation for gas and liquid refrigerant pipes Gas side Liquid side Gas pipe thermal insulation Liquid pipe thermal insulation O D 12 7mm O D 6 4mm I D 14 16mm I D 8 10mm Minimum bend radius Thickness 10mm Min 40mm or more 30mm or more Thickness 0 8mm C1220T O R32 Please fill in with indelible ink the factory refrigerant charge of the product the additional refrigerant amount charg...

Page 12: ...nd 15 minutes To stop the operation press the indoor unit ON OFF switch Using the indoor unit s remote controller 1 Press MODE button and select the cooling mode 2 Press ON OFF button to turn on the system 3 Press both the TEMP button and MODE button at the same time 4 Press MODE button twice will be displayed and the unit will enter forced cooling operation Forced cooling operation will stop auto...

Page 13: ...de the product Do not branch the power for the drain pump etc from the terminal block Doing so may cause electric shock or fire Be sure to install an earth leak detector One that can handle higher harmonics This unit uses an inverter which means that it must be used an earth leak detector capable handling harmonics in order to prevent malfunctioning of the earth leak detector itself Use an all pol...

Page 14: ...rimp style terminal for connection to the power supply terminal block Place the round crimp style terminals on the wires up to the covered part and secure in place 3 Pull the wire and make sure that it does not disconnect Then fix the wire in place with a wire stop Power supply terminal block Shape wires so that the service lid and stop valve cover fit securely Service lid Screw Good Stripping wir...

Page 15: ...E R T THERMISTOR DS DIPSWITCH RC RECEIVER E H HEATER S C LIMITSWITCH F U FU FORCHARACTERISTICS REFERTOPCBINSIDEYOURUNIT FUSE S L FLOATSWITCH FG CONNECTOR FRAMEGROUND S NPH PRESSURESENSOR HIGH H HARNESS S NPL PRESSURESENSOR LOW H P LED V L PILOTLAMP LIGHTEMITTINGDIODE S PH HPS PRESSURESWITCH HIGH HAP LIGHTEMITTINGDIODE SERVICEMONITORGREEN S PL PRESSURESWITCH LOW IES INTELLIGENTEYESENSOR S T THERMOS...

Page 16: ... air conditioner requires a small amount of power in its standby mode If the system is not to be used for some time after installation shut off the circuit breaker to eliminate unnecessary power consumption If the circuit breaker trips to shut off the power to the air conditioner the system will restore the original operation mode when the circuit breaker is opened again 2 Test items Test items Sy...

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Page 20: ...3P386698 1C 2015 07 Copyright 2014 Daikin ...

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