Daikin FNA35A2VEB Operation Manual

Also see for FNA25A2VEB: Installation manual Installer's reference guide Installer's reference guide

Contents

3 Before operationOperation manual3FNA25~60A2VEBSplit system air conditioners4P456953-1 – 2017.06abcfdea Indoor unitb Outdoor unitc User interfaced Refrigerant piping and electric wiringe Drain pipef Earth wire to ground outdoor unit to prevent electricshocks.CAUTIONDo not insert fingers, rods or other objects into the air inletor outlet. Do not remove the fan guard. When the fan isrotating at high speed, it will cause injury.CAUTIONNEVER touch the internal parts of the controller.Do NOT remove the front panel. Some parts inside aredangerous to touch and appliance problems may happen.For checking and adjusting the internal parts, contact yourdealer.NOTICEDo not wipe the controller operation panel with benzine,thinner, chemical dust cloth, etc. The panel may getdiscoloured or the coating peeled off. If it is heavily dirty,soak a cloth in water-diluted neutral detergent, squeeze itwell and wipe the panel clean. Wipe it with another drycloth.NOTICENever press the button of the user interface with a hard,pointed object. The user interface may be damaged.NOTICENever pull or twist the electric wire of the user interface. Itmay cause the unit to malfunction.2.2 Information related to units usingR32 refrigerantWARNINGNever use a flammable spray such as hair spray, lacqueror paint near the unit. It may cause a fire, or, in case ofR32 refrigerant, misdetection by the refrigerant leakagesensor.1CAUTIONDo NOT turn off the breaker, unless you smell somethingburning, or during a short repair period, inspection, orcleaning of the unit. Otherwise, refrigerant leakage cannotbe detected.1CAUTIONDo NOT install or use in highly airtight spaces, e.g.soundproof chambers or rooms with sealed doors.1CAUTIONThis unit is equipped with electrically powered safetymeasures, such as a refrigerant leak detector. In order tobe effective, the unit must be electrically powered at alltimes after installation, except for short service periods.1CAUTIONDo NOT install or use in places filled with smoke, gas,chemicals etc. Sensors inside the indoor unit may detectthese substances, and display a refrigerant leakabnormality.13 Before operationWARNINGAsk your dealer for improvement, repair, and maintenance.Incomplete improvement, repair, and maintenance mayresult in water leakage, electric shock and fire.WARNINGAsk your dealer to move and reinstall the air conditioner.Incomplete installation may result in a water leakage,electric shock, and fire.WARNINGNever let the indoor unit or the user interface get wet. Itmay cause an electric shock or a fire.WARNINGDo not place objects in direct proximity of the outdoor unitand do not let leaves and other debris accumulate aroundthe unit. Leaves are a hotbed for small animals which canenter the unit. Once in the unit, such animals can causemalfunctions, smoke or fire when making contact withelectrical parts.WARNINGAvoid placing the user interface in a place where it can besplashed with water. Water entering the machine maycause an electric leak or may damage the internalelectronic parts.WARNINGThis unit contains electrical and hot parts.WARNINGBefore operating the unit, be sure the installation has beencarried out correctly by an installer.WARNINGNever use a flammable spray such as hair spray, lacqueror paint near the unit. It may cause a fire.(1) Only for units using R32 refrigerant. Refer to the outdoor unit specifications for the type of refrigerant to be used.