Daikin FXMA50A5VEB Installer And User Manual

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10 | Maintenance and serviceInstaller and user reference guide31FXMA-AVRV system air conditioner4P680920-1 – 2022.0110 Maintenance and service10.1 Precautions for maintenance and serviceNOTICEMaintenance MUST be done by an authorised installer or service agent.We recommend performing maintenance at least once a year. However, applicablelegislation might require shorter maintenance intervals.CAUTION: Pay attention to the fan!It is dangerous to inspect the unit while the fan is running.Make sure to turn OFF the main switch before executing any maintenance task.CAUTIONDo NOT insert fingers, rods or other objects into the air inlet or outlet. When the fanis rotating at high speed, it will cause injury.NOTICENEVER inspect or service the unit by yourself. Ask a qualified service person toperform this work. However, as end user, you may clean the air filter and air outlet.WARNINGNEVER replace a fuse with a fuse of a wrong ampere ratings or other wires when afuse blows out. Use of wire or copper wire may cause the unit to break down orcause a fire.CAUTIONAfter a long use, check the unit stand and fitting for damage. If damaged, the unitmay fall and result in injury.NOTICEDo NOT wipe the controller operation panel with benzine, thinner, chemical dustcloth, etc. The panel may get discoloured or the coating peeled off. If it is heavilydirty, soak a cloth in water-diluted neutral detergent, squeeze it well and wipe thepanel clean. Wipe it with another dry cloth.CAUTIONBefore accessing terminal devices, make sure to interrupt all power supply.DANGER: RISK OF ELECTROCUTIONTo clean the air conditioner or air filter, be sure to stop operation and turn all powersupplies OFF. Otherwise, an electrical shock and injury may result.WARNINGBe careful with ladders when working in high places.