5 InstallationInstallation manual10RXS50+60 + RX50+60 + ARXS50~71R410A split series3P360062-1H – 2016.09▪ Use polyethylene foam as insulation material:▪ with a heat transfer rate between 0.041 and 0.052 W/mK (0.035and 0.045 kcal/mh°C)▪ with a heat resistance of at least 120°C▪ Insulation thicknessPipe outer diameter(Øp)Insulation innerdiameter (Øi)Insulation thickness(t)6.4 mm (1/4") 8~10 mm ≥10 mm9.5 mm (3/8") 10~14 mm ≥13 mm12.7 mm (1/2") 14~16 mm ≥10 mm15.9 mm (5/8") 16~20 mm ≥13 mmØiØitØpØp5 Installation5.1 Opening the units5.1.1 To open the outdoor unitDANGER: RISK OF ELECTROCUTIONDANGER: RISK OF BURNING1×1225.2 Mounting the outdoor unit5.2.1 To provide the installation structure1 Check the strength and level of the installation ground so thatthe unit will not cause any operating vibration or noise afterinstallation.2 Prepare 4 sets of M8 or M10 anchor bolts, nuts and washerseach (field supply).3 Fix the unit securely with anchor bolts.20 mm330580240(mm)240>300In any case, provide at least 300 mm of free space below the unit.Additionally, make sure the unit is positioned at least 100 mm abovethe maximum expected level of snow. In this case, it isrecommended to construct a pedestal.330580240240(mm)>300100aa Maximum snowfall heightIf the unit is installed on brackets to the wall, install the unit asfollows: