[. . . ] 3 To set the comb attachment to the desired hair length, press the adjustment button on the back of the appliance (1) and slide the comb attachment to the desired hair length setting (2). 3 To set the comb attachment to the desired hair length, press the adjustment button (1) and slide the comb attachment to the desired hair length setting (2). If handled properlyandaccordingtotheinstructionsinthisuser manual, the appliance is safe to use based on scientific evidenceavailabletoday. [. . . ] If handled properlyandaccordingtotheinstructionsinthisuser manual, the appliance is safe to use based on scientific evidenceavailabletoday. preparing for use Charging Whentheapplianceisfullycharged , ithasacordless trimmingtimeofupto35minutes(NiCdbattery)or50 minutes (NiMh battery). Chargetheapplianceforatleast10hours(NiCdbattery) or 18 hours (NiMh battery) before you use it for the first time. 2 Insert the appliance plug into the appliance and insert the adapter into the wall socket. 2) , The charging light on the adapter goes on to indicate that the appliance is charging (Fig. Note:The charging light does not indicate when the appliance is fully charged. Note: If the appliance has not been used for a long time, it must be recharged for at least 10 hours (NiCd battery) or 18 hours (NiMh battery). Note:To contour your beard, hold the appliance with the cutting element pointing upwards (Fig. Cleaning Do not use abrasives, scourers, compressed air or liquids such as alcohol, petrol or acetone to clean the appliance. 1 Make sure the appliance is switched off and disconnected from the mains before you clean it. 2 To remove the comb attachment, press the adjustment button (1) and pull the comb attachment off the appliance (2). Note:The cutting element cannot be detached and the appliance cannot be opened. Do not connect the appliance to the mains again after the battery has been removed. 1 Disconnect the appliance from the mains and let the appliance run until the motor stops. [. . . ] Note:The cutting element cannot be detached and the appliance cannot be opened. Do not connect the appliance to the mains again after the battery has been removed. 1 Disconnect the appliance from the mains and let the appliance run until the motor stops. [. . . ]