[. . . ] This attachment is approved for Husqvarna 343R from S/N 2006 37 00145. [. . . ] This attachment is approved for Husqvarna 343R from S/N 2006 37 00145. Contact with the cutting tool always follow the safety instructions carefully: Check that the locking nut of the cutting equipment is tighten correctly. Do not use a trimmer head fitted with nylon line (this requires a special guard with a built-in line cutter). , could be thrown up into your eyes and cause blindness or serious injury. Children, animals, onlookers and assistants must be kept outside the hazard zone, which has a radius of 15 m (50 feet). [. . . ] , could be thrown up into your eyes and cause blindness or serious injury. [. . . ]