When defects are found (breaks, cracks, wear) replace brushes. The procedure for replacing the brushes is illustrated in the photo, which also shows some of the recommended types of brushes. To install Anco brushes, press the button and move it to remove the worn brush. To remove Trico brushes, you need to find a wide one! part of the brush and a screwdriver to press the latch by inserting the blade between the holder and the metal base (base plates) brushes. On part of the Trico brushes, there are two metal crimps! the retainer and the brush should be removed from the clips of the holder. The brush is inserted first into the front clamps, then moved back and inserted into the remaining clamps. Regardless! type of brush should always be guided by the attached instructions.
Make sure that as the brush is pushed in, all clips are holding the brush in place. Follow the correct installation of the brush. Otherwise, the holder or the metal base of the brush may scratch the glass.