Daikin FXMA50A5VEB Installer And User Manual

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3 | Specific installer safety instructionsInstaller and user reference guide15FXMA-AVRV system air conditioner4P680920-1 – 2022.01WARNING▪ Do NOT pierce or burn refrigerant cycle parts.▪ Do NOT use cleaning materials or means to accelerate the defrosting processother than those recommended by the manufacturer.▪ Be aware that the refrigerant inside the system is odourless.WARNINGThe appliance shall be stored so as to prevent mechanical damage and in a well-ventilated room without continuously operating ignition sources (example: openflames, an operating gas appliance or an operating electric heater) and have a roomsize as specified below.WARNINGMake sure installation, servicing, maintenance and repair comply with instructionsfrom Daikin and with applicable legislation and are executed ONLY by authorisedpersons.WARNINGIf one or more rooms are connected to the unit using a duct system, make sure:▪ there are no operating ignition sources (example: open flames, an operating gasappliance or an operating electric heater) in case the floor area is less than theminimum floor area A (m²).▪ no auxiliary devices, which may be a potential ignition source, are installed in theduct work (example: hot surfaces with a temperature exceeding 700°C andelectric switching device);▪ only auxiliary devices approved by the manufacturer are used in the duct work;▪ air inlet AND outlet are connected directly to the same room by ducting. Do NOTuse spaces such as a false ceiling as a duct for the air inlet or outlet.NOTICE▪ Precautions shall be taken to avoid excessive vibration or pulsation torefrigeration piping.▪ Protection devices, piping and fittings shall be protected as far as possible againstadverse environmental effects.▪ Provision shall be made for expansion and contraction of long runs of piping.▪ Piping in refrigerating systems shall be designed and installed such as to minimisethe likelihood of hydraulic shock damaging the system.▪ The indoor equipment and pipes shall be securely mounted and guarded suchthat accidental rupture of equipment or pipes cannot occur from events such asmoving furniture or reconstruction activities.CAUTIONDo NOT use potential sources of ignition in searching for or detection of refrigerantleaks.NOTICE▪ Do NOT re-use joints and copper gaskets which have been used already.▪ Joints made in installation between parts of refrigerant system shall be accessiblefor maintenance purposes.