4ContentsIntroduction . . . . . . . . . . . . . 2Preface. . . . . . . . . . . . . . . . . . 2Intended use . . . . . . . . . . . . . 2Notes on warranty . . . . . . . . . 3Acceptance of the machine . . 31 Safety Information . . . . . . . . 61.1 Safety and warning symbols . 61.2 General information . . . . . . . . 71.3 Operating information. . . . . . . 81.4 Maintenance information . . . 101.5 Particular risks . . . . . . . . . . . 121.5.1 Electronics . . . . . . . . . . . . . . 121.5.2 Batteries . . . . . . . . . . . . . . . . 121.6 Environmental protection . . . 131.7 Labels on the vehicle . . . . . . 142 Starting Up . . . . . . . . . . . . . 182.1 Instruction. . . . . . . . . . . . . . . 182.2 Initial battery charge . . . . . . . 182.3 Prior to starting up for the firsttime . . . . . . . . . . . . . . . . . . . 192.3.1 Installing brushes and pads . 192.3.2 Installing and adjusting the squeegee . . . . . . . . . . . . 212.3.3 Adjusting the driver's seat . . 222.4 Before starting up daily . . . . 233 Operation . . . . . . . . . . . . . . 243.1 Method of operation . . . . . . . 243.1.1 Method of operation of the Pre-sweep/vacuum unit (7580.44) .243.1.2 Scrubbing unit . . . . . . . . . . . 253.1.3 Squeegee. . . . . . . . . . . . . . . 263.1.4 Suction turbines (suction). . . 273.1.5 Fresh water tank . . . . . . . . . 283.1.6 Recovery tank . . . . . . . . . . . 283.1.7 Traction drive . . . . . . . . . . . . 293.1.8 Brakes . . . . . . . . . . . . . . . . . 293.1.9 Batteries and charger. . . . . . 303.1.10 Options. . . . . . . . . . . . . . . . . 323.2 Operating and indicator elements. . . . . . . . . . . . . . . . 363.2.1 Operating elements in the driver's cab . . . . . . . . . 363.2.2 Left-hand operating panel . . 393.2.3 Right-hand operating panel . 453.2.4 Operating elements on the vehicle . . . . . . . . . . . . . . . . . 493.3 Operation . . . . . . . . . . . . . . . 533.3.1 Switching the vehicle on. . . . 533.3.2 Accelerating . . . . . . . . . . . . . 543.3.3 Stopping and parking . . . . . . 543.3.4 Cleaning . . . . . . . . . . . . . . . . 543.3.5 Switching the vehicle off. . . . 583.3.6 Loading and transporting thevehicle . . . . . . . . . . . . . . . . . 583.4 After finishing work. . . . . . . . 593.5 Function faults . . . . . . . . . . . 603.5.1 Error code table . . . . . . . . . . 603.5.2 Other function faults . . . . . . . 634 Technical Data . . . . . . . . . . 645 Maintenance and Service . 735.1 Hako system maintenance. . 735.2 Maintenance report . . . . . . . 745.3 Maintenance schedule . . . . . 755.3.1 Hako system maintenance,customer . . . . . . . . . . . . . . . 755.3.2 Hako system maintenance I. 785.3.3 Hako system maintenance II 825.3.4 Hako system maintenance III/S(safety check). . . . . . . . . . . . 835.4 Battery system . . . . . . . . . . . 845.4.1 Charging batteries . . . . . . . . 855.4.2 Servicing the drivingbatteries . . . . . . . . . . . . . . . . 865.4.3 Disassembling the trough battery . . . . . . . . . . . . . . . . . 865.4.4 Installing the trough battery . 88