ENGLISH USER MANUAL16 SW4000 - 1464809000DISPLAYThe display (69) shows the machine working hours; the time counted is the one during which the main broom is moving.NOTEWhen the working hour count exceeds 999, hours are then displayed in thousands with two decimal digits (for example1.23 = 1,230 hours).By pressing the push-button (70) it is possible to shortly display the battery voltage in Volts, with one decimal digit.PARKING BRAKE1. Engage the parking brake by pressing the pedal (6) and engaging the lever (7).2. Disengage the parking brake by pressing and releasing the pedal (6).WARNING!Before performing any maintenance, repair, cleaning or replacement procedure engage the parking brake.Engage the parking brake when parking the machine on a slope.WARNING!Before leaving the machine unattained, be sure that the parking brake can stop the machine with a large safetymargin.MACHINE OPERATION1. Drive the machine to the work area as shown in the previous paragraph.2. Lower the main broom with the lever (63), and the side brooms with the lever (64).3. If equipped, turn on the dust guard system with the switch (82).4. Drive the machine straight forward at a quick walking speed. Drive the machine slower when sweeping large amounts of dustor debris or when safe operation dictates slower speeds. Overlap passes 10 cm.5. To collect light and bulky waste materials, lift the front skirt by pressing the pedal (8); take into consideration that the machinevacuum capability is reduced when the front skirt is lifted.WARNING!:KHQRSHUDWLQJRQZHWÀRRUVLWLVHVVHQWLDOWRWXUQRIIWKHYDFXXPV\VWHPE\SUHVVLQJWKHVZLWFK WRSUHYHQWWKHGXVW¿OWHUIURPEHLQJGDPDJHG6. )RUPDFKLQHSURSHURSHUDWLRQWKHGXVW¿OWHUPXVWEHDVFOHDQDVSRVVLEOH)RUFOHDQLQJLWZKLOHVZHHSLQJWXUQRQWKH¿OWHUshaker by pressing the lower side of the switch (65).While working, repeat the procedure every 10 minutes on average (depending on the dustiness of the area to be cleaned).NOTEThis procedure can also be performed when the machine is moving.CAUTION!:KHQWKHGXVW¿OWHULVFORJJHGDQGRUWKHKRSSHULVIXOOWKHPDFKLQHFDQQRWFROOHFWGXVWDQGGHEULVDQ\PRUH7. 7KHKRSSHU VKRXOGEHGXPSHGDIWHUHDFKZRUNLQJSHULRGDQGZKHQHYHULWLVIXOO VHHWKHSURFHGXUHLQWKHQH[WSDUDJUDSK CAUTION!,IWKHPDLQEURRPPRWRURYHUORDGZDUQLQJOLJKW ÀDVKHVUHSHDWHGO\ZKLOHVZHHSLQJWKHUHPD\EHGHEULVthat slows down the broom (for checking this, see the procedure in Main Broom Replacement paragraph, underMaintenance chapter), or the pressure on the ground may be excessive (see the procedure in Main BroomHeight Check and Adjustment paragraph, under Maintenance chapter). If the overload persists, the brooms maystop. In this case, stop and restart the machine to restore the broom operation.