Daikin FNA25A2VEB Installer's Reference Manual

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

Contents

6 InstallationInstaller reference guide11FNA25~60A2VEBSplit system air conditioners4P482940-1 – 2017.066.2.2 Guidelines when installing the indoor unitINFORMATIONOptional equipment. When installing optional equipment,also read the installation manual of the optional equipment.Depending on the field conditions, it might be easier toinstall the optional equipment first.▪ Wall or floor strength. Check whether the wall or the floor isstrong enough to support the weight of the unit. If there is a risk,reinforce the wall or the floor before installing the unit.▪ Suspension bolts. Use W3/8 M10 suspension bolts forinstallation. Attach the hanger bracket to the suspension bolt. Fix itsecurely using a nut and washer from the upper and lower sidesof the hanger bracket.AaabcBdA Securing the hanger bracketB Securing the washersa Washer (accessories)b Hanger bracketc1 Nut (field supply)c2 Double nut (field supply)d Washer fixing plate (accessory)▪ Suspension bolt pitch for fastening to the wall:A618500Class A (mm)25/35 74050/60 1140Floor-standing installationBAaacb≥100760Class A (mm) B (mm)25/35 1350 66050/60 1750 1060A Maintenance area widthB Air inlet grille widtha Air outlet directionb Air inlet grille heightc Air inlet direction▪ To determine the minimum floor area for floor-standing indoorunit installation, refer to the table or graph below.1Minimum floor area for indoor unitm (kg) Amin (m2) m (kg) Amin (m2)0.70 Norequirements3.04 78.650.76 3.14 83.910.86 3.24 89.340.96 3.34 94.941.06 3.44 100.711.16 3.54 106.651.26 3.64 112.761.36 3.74 119.051.46 3.84 125.501.56 3.94 132.121.66 4.04 138.911.76 4.14 145.871.84 28.81 4.24 153.001.94 32.03 4.34 160.312.04 35.42 4.44 167.782.14 38.98 4.54 175.422.24 42.70 4.64 183.232.34 46.60 4.74 191.222.44 50.67 4.84 199.372.54 54.91 4.94 207.692.64 59.32 5.04 216.192.74 63.90 5.14 224.852.84 68.64 5.24 233.692.94 73.56 5.34 242.69(1) Only for units using R32 refrigerant. Refer to the outdoor unit specifications for the type of refrigerant to be used.