【 Installation Method】1) he Main Body :Install t2) Install the Exhaust PipeB.Ceiling Type MethodPlasticsAluminum pipeNominal 4"(inner diameter>100mm)Tape or fillingsDowndip 1-2123451.Screw2.Nut3.Washer4The machine fixed hole5.Hooded Nut4) The minimum distance between the surrounding structures should be 50 cm.Open the 4 screw covers, and use four screws to fix the Front Panel and the Main Body.After having done the above , please confirm the following inspection points .■-06-■ Whether the installation of the Front Panel is well fixed.■ Whether the noise or shaken happen during operation.■ Use tape or the filling to seal the junction between the exhaust pipe and the air outlet joint.■ The exhaust pipe should have the tendency(1 degree to 2 degrees) down towards outside.■ Fix the Main Body to the Boom ( Recommend Boom M6 if necessary).3) Install the Front Panel