[. . . ] - The powerplug transforms 100-240 volts to a safe low voltage of less than 24 volts. Do not cut off the powerplug to replace it with another plug, as this causes a hazardous situation. - If the powerplug is damaged, always have it replaced with one of the original type in order to avoid a hazard. - The appliance complies with the internationally approved IEC safety regulations and can be safely cleaned under the tap. [. . . ] Using the appliance The shaver cannot be used directly from the mains. 2 Move the shaving heads quickly over your skin, making both straight and circular movements. - Your skin may need 2 or 3 weeks to get accustomed to the Philips shaving system. 5 Put the protection cap on the shaver every time you have used it, to prevent damage to the shaving heads. Always check if the water is not too hot, to prevent your hands from getting burnt. Note:Water may leak from the socket at the bottom of the appliance when you rinse it. 3 Clean the shaving unit and the hair chamber by rinsing them under a hot tap for some time. , Make sure you clean the inside as well as the outside of the shaving unit. Never dry the shaving unit with a towel or tissue, as this may damage the shaving heads. 5 Open the shaving unit again and leave it open to let the appliance dry completely. You can also clean the hair chamber without water by using the brush supplied. Every six months: shaving heads 1 Open the shaving unit, turn the lock anticlockwise (1) and remove the retaining frame (2). Do not clean more than one cutter and guard at a time, since they are all matching sets. If you accidentally mix up the cutters and guards, it may take several weeks before optimal shaving performance is restored. Put the retaining frame back into the shaving unit and turn the lock clockwise. 3 Lubricate the trimmer teeth with a drop of sewing machine oil every six months. Replacement , Replace the shaving heads every two years for optimal shaving results. Replace damaged or worn shaving heads with HQ8 Philips shaving heads only. Put the retaining frame back into the shaving unit and turn the lock clockwise. Make sure that the projections of the shaving heads fit exactly into the recesses. [. . . ] Guarantee & service If you need information or if you have a problem, please visit the Philips website at www. Com or contact the Philips Customer Care Centre in your country (you find its phone number in the worldwide guarantee leaflet). If there is no Customer Care Centre in your country, go to your local Philips dealer or contact the Service Department of Philips Domestic Appliances and Personal Care BV. Guarantee restrictions The shaving heads (cutters and guards) are not covered by the terms of the international guarantee because they are subject to wear. [. . . ]