Diagrams SC1 Charging socket M2 Electric brush motor SW1 Hand stick handle sliding switch ADP Power supply unit Tx Hand held cordless vacuum cleaner contact plates Hx Hand stick handle contact plates Bx Electric brush contact plates 2022-10-26_8001265769 Copyright by BSH Hausgerдte GmbH Page 7 of 21 Quantity of battery cells varies depending on appliance nominal voltage.