USER MANUAL ENGLISHBA 451 - BA 451D - BA 531 - BA 531D 909 6748 000(3)2010-03 A 3OTHER REFERENCE MANUALSElectronic Battery Charger Manual (if equipped), to be considered as integral part of this ManualMoreover, the following Manuals are available:Service Manual (that can be consulted at Nilfisk Service Centers)–Spare Parts List (supplied with the machine)–SPARE PARTS AND MAINTENANCEAll necessary operating, maintenance and repair procedures must be performed by qualified personnel or by Nilfisk ServiceCenters.Only original spare parts and accessories must be used.Contact Nilfisk for service or to order spare parts and accessories, specifying the machine model and serial number.CHANGES AND IMPROVEMENTSNilfisk constantly improves its products and reserves the right to make changes and improvements at its discretion without beingobliged to apply such benefits to the machines that were previously sold.Any change and/or addition of accessory must be approved and performed by Nilfisk.OPERATION CAPABILITIESThese scrubber-dryers are used to clean (scrubbing and drying) smooth and solid floors, in civil or industrial environment, undersafe operation conditions by a qualified operator.The scrubber-dryers cannot be used for fitted carpet and carpet cleaning.CONVENTIONSForward, backward, front, rear, left or right are intended with reference to the operator’s position, that is to say in driving positionwith the hands on the handlebar (2).UNPACKING/DELIVERYTo unpack the machine, carefully follow the instructions on the packing.When the machine is delivered, check that the packing and the machine were not damaged during transportation. In case of visibledamages, keep the packing and have it checked by the carrier that delivered it. Call the carrier immediately to fill in a damage claim.Check that the machine is equipped with the following features:–Technical documents:•Scrubber-dryer User Manual•Electronic Battery Charger Manual (if equipped)•Scrubber-dryer Spare Parts List•No. 1 connector for battery charger (for machines without on board battery charger)•No. 2 lamellar fuses•