Operating Manual BaehrTec S2000English– V101 – Status 07/2015 Page 37/527) Using a small brush clean the fine filter under running tap water and make sure thatyou do not damage the filter grille.8) Replace the fine filters (in any order) and screw them back into place until stop.(Attention! fine filters only tighten gently). Also ensure that you do not damage thefilter mesh.Send the device in for servicing should the device still not function correctly aftercleaning/changing the fine filters.If you have damaged a fine filter, you can order new filters (Art-No. 22000001).ATTENTION! Only operate the device with an undamaged filter, as your device couldotherwise suffer serious damage.Damage caused by dirt in the spray system is not covered by the warranty.5.4 Cleaning the filling level contacts in the liquid tankThe BaehrTec S2000 is equipped with an electronic filling level indicator .Clean both filling level contacts in the tank when the liquid tank is empty and the filling levelindicator on the display still does not light up (see Fig. 15 and 16) with a microfibre cloth.Your device is now ready to use again.5.5 Easy-Clean clamping mechanismWe are delighted to inform you that your handpiece contains our newly developed,innovative and patented Easy-Clean clamping mechanism (hereinafter referred to as "Easy-Clean").In a conventional clamping mechanism, the dirt that arises when working can cause aninstrument you are operating with your handpiece to stop, even though the motor is running.This can be accelerated even further by creams, oils, fats or the like. The consequence: Theclamping mechanism is no longer functional or only functional to a limited extent andpreviously needed to be sent to the factory for maintenance and cleaning. To save you fromdoing this in future, we have developed Easy-Clean. You can easily clean Easy-Cleanyourself without great expense or effort.The cleaning intervals of the Easy-Clean grips vary by the number of pedicures per day.Recommendation: With an average 8 to 10 procedures per day the grips should be cleanedevery 14 days with the included tools. However, the grips must be cleaned at least 1 x permonth!It is essential that you read this section with the utmost care! It containsimportant information on protecting yourself, others and the device fromdamage! It must only be used by trained professionals.Never perform cleaning work or change a filter on a device that is stillconnected to the mains. Turn off the device at the main switch beforehand anddisconnect it from the power supply.Caution – risk of injury! Never try to perform cleaning work on thehandpiece while the handpiece motor is running. The handpiece motormust be switched off.