SiK401004_AINSTALLATION 702.3 Cautions for Installation The installation of the outdoor unit shall guarantee that the discharged air will returnand enough service space shall be reserved around the unit. Installation site shall be well ventilated so that the unit can intake and dischargeadequate air. Make sure that there is no obstruction for air inlet and out let. If there is,please remove such obstructions. If the unit is installed on the solid surface, fix the unit with M10 bolts and nuts and makesure the verticality and horizontality of the unit. Lift the outdoor unit with indicated holes for hoist. Protect the unit from corrosion whenlifting, in case it will rust. Rubber vibration pad and rubber junction shall be applied to meet the requirements ofnoise and vibration If drain pipe shall be installed, insert the joints of drainage into outlet in base plate ofthe outdoor unit. And then connect the joints with an drain pipe. Wall bushing shall be installed when pipe goes through the wall. Installation dimensions shall comply with the instruction manual. And the outdoor unitshall be fixed to the base or support. Installation of the unit shall be executed by professionals.