[. . . ] Please bear in mind that your skin may need two to four weeks to become fully accustomed to the Philishave shaving system. [. . . ] Marche/arrêt Switching on/off - Insert the small plug firmly into the shaver. Shave against the direction of the hair growth also, stretching the skin with your free hand to bring the hairs into an upright position. The trimmer is not required for long hairs in the neck area; these hairs can easily be shaved off with the shaving unit. Every six months: apply two drops of light machine oil to the teeth of the trimmer (fig. If the shaving performance has become noticeably less after cleaning, change only the cutters over. Alcohol) has been used to clean the shaving heads, lubricate them with one drop of light machine oil (fig. As an alternative to using light machine oil for lubrication you may use the specially formulated Philishave cleaner/lubricant type 389 SHC/1 available from authorised Philips dealers and Philips Service Centres. Replacement shaving heads Use only Philishave replacement heads type HQ 2. [. . . ] As an alternative to using light machine oil for lubrication you may use the specially formulated Philishave cleaner/lubricant type 389 SHC/1 available from authorised Philips dealers and Philips Service Centres. [. . . ]