SERVICE MANUAL ENGLISHAdfinityTM 17 ST, 20 ST, 20 D, X 20 D, X 20 C, X 24 D 9096982000(1)2007-02 41RECOVERY WATER SYSTEMRECOVERY WATER TANK AND VACUUM GRID CLEANING, AND COVER GASKET CHECKDrive the machine to the appointed recovery water disposal area.•. (For.AdfinityTM 20 D - X 20 D - X 20 C - X 24 D) Turn the ignition key (80) to “0”.(For.AdfinityTM 17 ST - 20 ST) Turn off the switches (71) and (73).Lift the cover (A) to washing position (L).Wash with clean water the cover (A), the tank (B) and the vacuum grid with automatic shut-off float (D).Drain the water in the tank through the hose (16).If necessary, release the fasteners (E) and open the grid (D), recover the float (F), clean all the components and thenreinstall them.Check the tank cover gasket (G) for integrity.NOTEThe gasket (G) creates vacuum in the tank that is necessary for vacuuming the recovery water.If necessary replace the gasket (G) by removing it from its housing (H). When assembling the new gasket, install thejoint (I) in the rear central area, as shown in the figure.Check that the bearing surface (J) of the gasket (G) is integral and adequate for the gasket itself.Check the compensation hole (K) for clogging, and clean it if necessary.NOTEThe hole (K), allowing to compensate the air in the cover interspaces, contributes to create vacuum in thetank.Close the cover (A).NOTEFigure showing AdfinityTM X 20 C.1.2.•3.4.5.6.7.8.9.HDEEFGILKGABJS301551A