Technical Description
The CASE 9030B NARROW is a robust hydraulic excavator engineered for demanding construction and excavation tasks. This model offers two boom/stick configurations, providing flexibility for various job requirements. With Option 1, the excavator achieves a maximum cutting height of 31.1 ft, a digging depth of 22 ft, a loading height of 22 ft, and a ground reach of 32.1 ft, while Option 2 delivers a cutting height of 30.4 ft, digging depth of 20.1 ft, loading height of 18 ft, and ground reach of 30.4 ft. The maximum vertical wall digging depth is 20 ft for Option 1 and 18 ft for Option 2. The shipping dimensions are 31 ft in length and 9.7 ft in height for Option 1, and 31.4 ft in length and 10.1 ft in height for Option 2. The bucket capacity ranges from a minimum of 0.6 cu yd to a maximum of 1.4 cu yd, with a reference capacity of 0.8 cu yd. The machine features a turbocharged 6T-590 engine with 131 hp (98 kW) at 2200 rpm and 425 lb-ft of torque at 1500 rpm, powered by a 359 cu in displacement. The operating weight is 44,000 lbs, with a ground clearance of 1.6 ft, a cab height of 9.7 ft, and a width to the outside of tracks of 8.5 ft. The undercarriage includes 7 track rollers per side, 2 carrier rollers per side, 46 shoes per side, and a 23.5 in shoe size, delivering a ground pressure of 6.5 psi and a maximum travel speed of 3.4 mph. The hydraulic system provides a flow capacity of 51.3 gpm and a relief valve pressure of 4554 psi, with a swing speed of 11.9 rpm. The cooling system holds 6.8 gal, engine oil capacity is 4 gal, fuel capacity is 82 gal, and hydraulic fluid capacity is 52.9 gal. The alternator supplies 45 amps, and the operating voltage is 24 volts.
