[. . . ] Our products are designed to meet the highest standards of quality, functionality and design. [. . . ] However, do not clean the shaver foil with the brush as this may damage the foil. 1 2 3 4 5 6 Shaver foil Cutter block Release button On/off switch Long hair trimmer Special cord set About every four weeks, clean the cutter block with Braun cleaning agents. Put a drop of light machine oil onto the long hair trimmer and the shaver foil. Replacing the shaving parts To maintain 100% shaving performance, replace your foil and cutter block every 18 months or when worn. Change both parts at the same time for a closer shave with less skin irritation. We recommend that you shave before washing, as the skin tends to be slightly swollen after washing. â· To maintain 100% shaving performance, replace your foil and cutter block every 18 months or when worn. Within the guarantee period we will eliminate, free of charge, any defects in the appliance resulting from faults in materials or workmanship, either by repairing or replacing the complete appliance as we may choose. [. . . ] For UK only: This guarantee in no way affects your rights under statutory law. [. . . ]