CASE 845B DHP MOTOR GRADERS

Technical Description

The CASE 845B DHP Motor Grader is a heavy-duty machine designed for demanding grading applications. It features a 6-cylinder FPT 6.7L turbocharged engine with air-to-air aftercooler, delivering 160 hp at 2200 rpm and 560 lb-ft of torque at 1500 rpm. The grader has an overall length of 28 ft, a width over tires of 8.2 ft, and a height to the top of the Isomount cab of 11 ft. The moldboard is 12 ft wide and 22 in high, with a thickness of 0.9 in, allowing a maximum cut depth of 28 in and a blade down pressure of 16,854 lbs. The circle has a 69 in diameter and rotates 360 degrees, providing excellent maneuverability. The front axle offers 20 deg of wheel lean and 15.3 deg of total oscillation, while the articulation angle is 25 deg, with a turning radius of 23.8 ft. The transmission is a direct drive powershift with 8 forward and 4 reverse gears, enabling a maximum forward speed of 26.6 mph and reverse speed of 17.7 mph. The hydraulic system uses a load-sensing piston pump with a flow of 49 gpm. Standard operating weights are 9,912 lbs on the front axle, 22,287 lbs on the rear axle, and 32,199 lbs total. The machine is equipped with 14.0 x 24-10 PR tires, a 24-volt electrical system, and a 90-amp alternator. Fluid capacities include 90 gal for fuel, 47.5 gal for hydraulic fluid, 18.5 gal for oil, 21 gal for transmission, 10.5 gal for cooling, 10.5 gal for rear diff/final drive, 0.8 gal for circle gearbox, and 15.9 gal for each tandem case.