Daikin FBQ100D_RZQG100L9V [4/52] Refrigerant
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Daikin FBQ100D_RZQG100L9V [4/52] Refrigerant

Daikin FBQ71D_RZQSG71L3V [4/52] Refrigerant
1Generalsafetyprecautions
Installerreferenceguide
4
RZQG71~140L_V1+Y1+RZQSG100~140L_V1+Y1
Splitsystemairconditioners
4P3855221–2014.08
1.2.3 Refrigerant
NOTICE
Make sure refrigerant piping installation complies with
applicable legislation. In Europe, EN378 is the applicable
standard.
NOTICE
Make sure the field piping and connections are not
subjectedtostress.
WARNING
During tests, NEVER pressurize the product with a
pressurehigherthanthemaximumallowablepressure(as
indicatedonthenameplateoftheunit).
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.
WARNING
Always recover the refrigerants. Do NOT release them
directly into the environment. Use a vacuum pump to
evacuatetheinstallation.
NOTICE
Afterallthepipinghasbeenconnected,makesurethereis
nogasleak.Usenitrogentoperformagasleakdetection.
NOTICE
▪ Toavoidcompressorbreakdown,doNOTchargemore
thanthespecifiedamountofrefrigerant.
▪ When the refrigerant system is to be opened,
refrigerantmust betreated accordingtothe applicable
legislation.
WARNING
Make sure there is no oxygen in the system. Refrigerant
mayonlybechargedafterperformingtheleaktestandthe
vacuumdrying.
▪ Incaserechargeisrequired,refertothenameplateoftheunit.It
statesthetypeofrefrigerantandnecessaryamount.
▪ Theunitisfactorychargedwithrefrigerantanddependingonpipe
sizesand pipelengthssomesystems require additionalcharging
ofrefrigerant.
▪ Only use tools exclusively for the refrigerant type used in the
system, this to ensure pressure resistance and prevent foreign
materialsfromenteringintothesystem.
▪ Chargetheliquidrefrigerantasfollows:
If Then
Asiphontubeispresent
(i.e.,thecylinderismarkedwith
"Liquidfillingsiphonattached")
Chargewiththecylinderupright.
If Then
AsiphontubeisNOTpresent Chargewiththecylinderupside
down.
▪ Openrefrigerantcylindersslowly.
▪ Charge the refrigerant in liquid form. Adding it in gas form may
preventnormaloperation.
CAUTION
Whentherefrigerant charging procedure is doneor when
pausing, close the valve of the refrigerant tank
immediately. If the tank is left with the valve open, the
amountofrefrigerantwhichisproperlychargedmaygetoff
point. More refrigerant maybe charged by any remaining
pressureaftertheunithasstopped.
1.2.4 Brine
Ifapplicable.Seetheinstallationmanualorinstallerreferenceguide
ofyourapplicationformoreinformation.
WARNING
TheselectionofthebrineMUSTbeinaccordancewiththe
applicablelegislation.
WARNING
Take sufficient precautions in case of brine leakage. If
brine leaks, ventilate the area immediately and contact
yourlocaldealer.
WARNING
The ambient temperature inside the unit can get much
higherthanthatoftheroom,e.g.70°C.Incaseofabrine
leak, hot parts inside the unit can create a hazardous
situation.
WARNING
The use and installation of the application MUST comply
withthesafetyandenvironmentalprecautionsspecifiedin
theapplicablelegislation.
1.2.5 Water
Ifapplicable.Seetheinstallationmanualorinstallerreferenceguide
ofyourapplicationformoreinformation.
NOTICE
Make sure water quality complies with EU directive
98/83EC.

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