JOHN DEERE 992E CRAWLER EXCAVATOR

Technical Description

The John Deere 992E excavator is a heavy-duty machine designed for high-performance digging and loading tasks. It features three boom/stick configurations offering varied reach and depth capabilities: Option 1 with a max cutting height of 33.7 ft and digging depth of 23.9 ft; Option 2 with a max cutting height of 36.7 ft and digging depth of 27.1 ft; and Option 3 providing the greatest reach with a 39 ft max cutting height and 30 ft max digging depth. The loading heights range from 23.1 ft to 28.8 ft, and maximum reach along the ground extends up to 43.3 ft. The excavator's maximum vertical wall digging depth varies from 17.5 ft up to 27.8 ft depending on the boom/stick setup. Shipping dimensions show a height between 11.5 ft and 15.3 ft, with lengths near 39 ft, facilitating transport logistics. The bucket capacity ranges from a minimum of 1.6 cubic yards to a maximum of 4.2 cubic yards, with a reference size of 2.5 cubic yards, supporting a broad spectrum of application needs. The machine stands 10.5 ft tall to the top of the cab, rides on 30-inch shoes with a track gauge of 9.5 ft, and offers 2.5 ft ground clearance. Its powertrain is a turbocharged and aftercooled John Deere 6101A engine with 619 cu in displacement delivering 285 hp net power at 2000 rpm and 955 lb-ft peak torque at 1300 rpm, ensuring strong digging force. The hydraulic system runs at 4270 psi with a pump flow capacity of 190 gpm, backed by a 137-gallon fluid capacity. Hydraulic and swing drive fluid reserves aid durability. The operating weight is 97,600 lbs, with ground pressure at 8.7 psi, max travel speed of 3.4 mph, and drawbar pull rated at 79,590 lbs. Swing speed is 9 rpm for precise maneuvering. The excavator employs 53 shoes per side, 9 track rollers, and 3 carrier rollers, offering solid stability and traction in demanding conditions. Operating voltage is 24 volts with 45 amps alternator capacity. This combination of reach, power, and hydraulic performance makes the John Deere 992E suitable for large-scale excavation and loading operations.