[. . . ] Unplug the appliance when not in use, before cleaning or maintenance and before moving the appliance. [. . . ] This appliance must not be used in bathrooms or showers or in damp spaces. Before assembling the fan, take the different parts out of the packaging and check that the supply cable is not damaged and that the appliance has not received any knocks during transport. - MODELS: VTR-25 / VTR-25M / VTR-30 / VTR-30M / VTR-40 / VTR-40M 1- Remove the nut from the bottom of the motor support. 2- Mount the motor support on the base and fix it in place with the nut. - Mount the shaft on the base support and fix it in place with the nut. Place the motor support on the base and fasten it in place with the fixing screw. 2- Mount the rear protection grille on the motor casing and fix it in place with the fastening nut. 3- Insert the blades on the motor shaft, fastening them in place with the blade fixing nut. [. . . ] Before assembling and using the appliance, all the parts must be completely dry. [. . . ]