SPECIFICATIONS________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________SPECIFICATIONSDimensions English (Metric)Scrub Brush Diameter 20 inches (51 cm)Scrub Brush Path 20 inches (51 cm)Scrub Brush Pressure 70 lbs (32 kg)Scrub Brush Speed 190 rpm (190 rpm)Squeegee Size 25.5 inches (65 cm)Machine Length 44 inches (112 cm)Machine Width 21.75 inches (55 cm)Machine Height 43.5 inches (110 cm)Drive Wheel 8 inch (20 cm) soft ride wheelsSolution Tank Capacity 12 gal (45i)Recovery Tank Capacity 12 gal (45i)Coverage Rate 7,500 sq ft (697 m2) per hourMachine Weight 266 lbs (121 kg) net w/o batteries558 lbs (253 kg) w/four 244 AH batteries376 lbs (175 kg) w/two 93 AH batteries350 lbs (159 kg) shipping weightGeneral SpecificationsBrush Motor 24 volt, 1/2 hp dc motorWheel Drive Motor 24 volt, 1/4 hp dc motorVacuum Motor 24 volt, 3/4 hp dc motorBrush Drive Belt driveSound Level 68.2 db (A) @ 3 ft (.9m) using pads68.9 db (A) using prolene scrub brushesSqueegee Type 4 sided, curved, pivot typeSpeed Control Electronic, fully variable forward/reverseBatteries (4) 6 volt 244 AH (std)(2) 12 volt 93 AH (opt)BA 500 Service Manual 2