16Thank you for choosing Daikin.Please read these instructions carefully. They provide details and advice on the correct method of installing, usingand maintaining this unit, in order to obtain maximum reliability, efficiency and long life.1 Safety recommendationsWhen installing and using the unit please follow the recommendations listed here below. Installation shall be carried out in strict compliance with the diagrams and instructions supplied by themanufacturer. Damages due to improper connections are excluded. The electric system available where the unit is installed shall meet the relevant standards in force. Maintenance shall be effected by trained personnel or by the manufacturer according to the provisionssupplied by EN378.WARNINGUse safety gloves to protect your hands from possible cuts.The user is strongly recommended to contact the manufacturer before attempting any intervention on the unitand any use not corresponding to the manufacturer’s indications (in particular as for the field of application) andto enquire about the possible dangers and contra-indications connected with an improper use of the machine. The unit shall be used following these instructions and sticking to the destination of use indicated by thesupplier. Any incorrect use can result in damages to the unit and represents a serious danger for people’shealth. ATTENTIONThe unit is not suitable for working in explosive environments.Therefore the use of the unit in an explosion-dangerous atmosphere is absolutelyforbidden.ATTENTIONThe unit is not suitable for working in salty environments. In such a case protectcondenser and evaporator with appropriate means.When maintenance involves operations on the refrigerating circuit, empty the system and let it reach theatmospheric pressure.WARNINGDo not discharge the refrigerant in the atmosphere. It must be recovered by specializedtechnicians using suitable equipment. Quantity and quality of the refrigerant to be charged are indicated on the data plate. Do not use refrigerants of different kind (especially inflammable fluids, for example hydrocarbons) or air. Do not modify or alter the refrigerating circuit or its components (for example: welding on compressor body) The final user shall protect the system from external fire dangers.