5.906-510.0 Rev. 00 (12/10) 71 Operating lever of brush2 Battery status display3 Switch of suction turbine4 Switch for brush operations5 Switch for fresh water / detergent solution1 Screws2 Casing Unscrew locking screws. Remove the housing.1 Switch2 Nut Replace the switch Apply the fixation glue to the thread and tightenthe nut to a torque of 0.3 Nm (fingertight). Perform a function test.4.0.1 Operator console4.1 Power switch