USER MANUAL ENGLISH9098960000(1)2011-04 A SCRUBTEC R 466 - R 471 - R 471C - BOOST ® R4 23SQUEEGEE CLEANINGNOTEThe squeegee must be clean and its blades must be in good conditions in order to get a good drying.CAUTION!It is advisable to wear protective gloves when cleaning the squeegee because there may be sharp debris.Drive the machine on a level floor.1.Insert the ignition key (58) and turn it to “I”.2.Lower the squeegee (30) with the switch (65).3.Turn the ignition key (58) to “0”.4.Disconnect the vacuum hose (31) from the squeegee.5.Loosen the handwheels (34) and remove the squeegee (30).6.Wash and clean the squeegee. In particular, clean the compartments (A, Fig. 7) and the vacuum hole (B). Check that the front7.blade (C) and the rear blade (D) are integral and free from cuts and lacerations; if necessary replace them.Assemble in the reverse order of disassembly.8.SQUEEGEE BLADE CHECK AND REPLACEMENTClean the squeegee (Fig. 7) as shown in the previous paragraph.1.Check that the edge (E) of the front blade (C) and the edge (F) of the rear blade (D) lay down on the same level, along their2.length; otherwise adjust their height according to the following procedure:Remove the tie rod (G), disengage the fastener (M) and adjust the rear blade (D); then engage the fastener and install the•tie rod.Loosen the handwheels (I) and adjust the front blade (C); then tighten the handwheels.•Check the front blade (C) and rear blade (D) for integrity, cuts and tears; if necessary replace them as shown below. Check3.that the front corner (J) of the rear blade is not worn; otherwise, overturn the blade to replace the worn corner with an integralone. If the other corners are worn too, replace the blade according to the following procedure:Remove the tie rod (G), disengage the fastener (M) and remove the retaining strip (K), then replace/overturn the rear blade•(D).Install the blade in the reverse order of removal.•Unscrew the handwheels (I) and remove the retaining strip (L), then replace the front blade (C).•Install the blade in the reverse order of removal.•After the blade replacement (or overturning), adjust the height as shown in the previous step.Connect the vacuum hose (31) to the squeegee.4.Install the squeegee (30) and screw down the handwheels (34).5.If necessary, adjust the squeegee balance adjusting handwheel (35).6.AC DBAIKFJEDCLIMGIFigure 7P100441