Daikin FDA125A5VEB Installer And User Reference Manual

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1 General safety precautionsInstaller and user reference guide4FDA125A5VEBSplit system air conditioners4P495031-1A – 2019.03WARNINGProvide adequate measures to prevent that the unit can beused as a shelter by small animals. Small animals thatmake contact with electrical parts can cause malfunctions,smoke or fire.CAUTIONDo NOT touch the air inlet or aluminium fins of the unit.NOTICE▪ Do NOT place any objects or equipment on top of theunit.▪ Do NOT sit, climb or stand on the unit.NOTICEWorks executed on the outdoor unit are best done underdry weather conditions to avoid water ingress.In accordance with the applicable legislation, it might be necessaryto provide a logbook with the product containing at least: informationon maintenance, repair work, results of tests, stand-by periods,…Also, at least, following information MUST be provided at anaccessible 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 forobtaining serviceIn Europe, EN378 provides the necessary guidance for this logbook.1.3.2 Installation site▪ Provide sufficient space around the unit for servicing and aircirculation.▪ Make sure the installation site withstands the weight and vibrationof the unit.▪ Make sure the area is well ventilated. Do NOT block anyventilation openings.▪ Make sure the unit is level.Do NOT install the unit in the following places:▪ In potentially explosive atmospheres.▪ In places where there is machinery that emits electromagneticwaves. Electromagnetic waves may disturb the control system,and cause malfunction of the equipment.▪ In places where there is a risk of fire due to the leakage offlammable gases (example: thinner or gasoline), carbon fibre,ignitable dust.▪ In places where corrosive gas (example: sulphurous acid gas) isproduced. Corrosion of copper pipes or soldered parts may causethe refrigerant to leak.Instructions for equipment using R32 refrigerantIf applicable.WARNING▪ Do NOT pierce or burn.▪ Do NOT use means to accelerate the defrostingprocess or to clean the equipment, other than thoserecommended by the manufacturer.▪ Be aware that R32 refrigerant does NOT contain anodour.WARNINGThe appliance shall be stored so as to prevent mechanicaldamage and in a well-ventilated room without continuouslyoperating ignition sources (example: open flames, anoperating gas appliance or an operating electric heater)and have a room size as specified below.NOTICE▪ Do NOT re-use joints which have been used already.▪ Joints made in installation between parts of refrigerantsystem shall be accessible for maintenance purposes.WARNINGMake sure installation, servicing, maintenance and repaircomply with instructions from Daikin and with applicablelegislation (for example national gas regulation) and areexecuted only by authorised persons.Installation space requirementsNOTICE▪ Pipework shall be protected from physical damage.▪ Installation of pipework shall be kept to a minimum.WARNINGIf appliances contain R32 refrigerant, the floor area of theroom in which the appliances are installed, operated andstored MUST be larger than the minimum floor areadefined in table below A (m2). This applies to:▪ Indoor units without a refrigerant leakage sensor; incase of indoor units with refrigerant leakage sensor,consult the installation manual▪ Outdoor units installed or stored indoors (e.g. wintergarden, garage, machinery room)▪ Pipework in unventilated spacesTo determine the minimum floor area1 Determine the total refrigerant charge in the system (= factoryrefrigerant charge + additional refrigerant amountcharged).Contains fluorinated greenhouse gases21 1122 kgtCO2 eq1000GWP × kg==+kg=kg=GWP: xxxR322 Determine which graph or table to use.▪ For indoor units: Is the unit ceiling-mounted, wall-mounted orfloor-standing?▪ For outdoor units installed or stored indoors, and field pipingin unventilated spaces, this depends on the installationheight:If the installation height is… Then use the graph or table for…<1.8 m Floor-standing units1.8≤x<2.2 m Wall-mounted units≥2.2 m Ceiling-mounted units3 Use the graph or table to determine the minimum floor area.