Recovery System67Service Manual – SC500Recovery SystemFunctional DescriptionThe recovery system removes the dirty water fromthe floor and pipes it to a recovery tank. When themachine is running, the dirty water on the floor is col-lected by the squeegee blades and collected throughthe slots in the same, piped through the vacuum hoseand into the tank by the airflow created by vacuummotor (M2) The dirty water is piped into the recoverytank, while the airflow continues to the vacuum fan.A tank with a grid collects the largest debris goingthrough the recovery tank hoseThe automatic float in the vacuum grid stops vacuumsystem motor (M2) from collecting any liquidsWhen the automatic float closes and shuts down thevacuum system, the vacuum system motor noise willincrease and the floor will not be dried.The vacuum system is activated automatically with theOne-Touch button . It can then be managed inde-pendently via the vacuum button . The vacuumsystem is activated in full power or silent mode depend-ing on the last mode in use before the machine wasswitched off. This mode can be changed by repeatedlypressing the vacuum button . The various vacuummodes are also displayed on the multifunction display.When the recovery tank is full it can be emptiedthrough the drain hoseWiring DiagramM2VA-VA+B-B+FUNCTIONELECTRONICBOARD (EB1)VACUUMSYSTEMMOTOR (M2)Vacuum system power supply -Vacuum system power supply +Figure 1
