[. . . ] Before operating this unit, please read these instructions completely. [. . . ] Turn on the switch, set the comb side of the attachment against your face, and begin trimming. Hold the body of the trimmer and place the thumb against the blade and push away from the main body. Push down the cleaning lever to raise the moving blade, and brush between the blade. To re-assemble, place the guide tabs in the guide sites as shown below, and push down until cutter assembly clicks into place. Using the unit ten minutes a day every three days, for example, results in a life expectancy of approximately three years. If the body becomes dusty, clean only with a damp or slightly soapy cloth. [. . . ] During normal operation, the blades and body of the trimmer may become warm. [. . . ]