834K Scoops Wheel Dozer
Cat Wheel Dozers are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to support your job site efficiently and safely while lowering owning and operating costs. Introduced in the mid-1960’s, the 834 has been the industry leader for almost 50 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 834K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.
- Technical Specs
- Engine Model
- Cat® C18 ACERT™
- Net Power
- 496 hp
- Bore
- 5.7 in
- Stroke
- 7.2 in
- Displacement
- 1105 in3
- Torque Rise
- 52%
- Emissions
- U.S. EPA Tier 4 Final/EU Stage IV, Tier 3 Equivalent, or Tier 2 Equivalent
- Gross – SAE J1349
- 562 hp
- Net – SAE J1349
- 496 hp
- Peak Power Speed
- 1,500 rpm
- Peak Torque @ 1,300 rpm
- 2092 lbf-ft
- Rated Speed
- 1,900 rpm
- Direct Drive Forward 1
- Lock-up disabled
- Direct Drive Forward 2
- 7.7 mph
- Direct Drive Forward 3
- 13.7 mph
- Direct Drive Forward 4
- 23.9 mph
- Direct Drive Reverse 1
- 4.5 mph
- Direct Drive Reverse 2
- 8.1 mph
- Direct Drive Reverse 3
- 14.3 mph
- Forward 1
- 4.2 mph
- Forward 2
- 7.2 mph
- Forward 3
- 12.6 mph
- Forward 4
- 22.0 mph
- Reverse 1
- 4.2 mph
- Reverse 2
- 7.6 mph
- Reverse 3
- 13.3 mph
- Transmission Type
- Cat planetary power shift
- Note
- Travel speeds based on 35/65-R33 tire.
- Brakes
- ISO 3450:2011
- Front
- Fixed
- Rear
- Trunnion
- Oscillation Angle
- ±13°
- Operating Weight
- 112838 lb
- Cooling System
- 31.7 gal
- Crankcase
- 15.9 gal
- Transmission
- 31.7 gal
- Diesel Exhaust Fluid Tank*
- 8.7 gal
- Fuel Tank
- 209.5 gal
- Hydraulic System (tank only)
- 37.0 gal
- Hydraulic System Factory Fill
- 63.4 gal
- Differentials and Final Drives – Front
- 49.1 gal
- Differentials and Final Drives – Rear
- 49.1 gal
- Note
- All non-road Tier 4 Final/Stage IV Technology diesel engines are required to use:
– Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm (mg/kg) sulfur or le - Note
- *Only applicable to Tier 4 Final/Stage IV equipped machines.
- Coal Scoop Operating Weight
- 112428 lb
- Chip Scoop Operating Weight
- 112838 lb
- Operator Sound Level (ISO 6396)
- 73 dB(A)
- Machine Sound Level (ISO 6395)
- 111 dB(A)
- Note
- The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - Note
- Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
- Note
- The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - Operator Sound Level (ISO 6396)
- 72 dB(A)
- Machine Sound Level (ISO 6395)
- 109 dB(A)
- Note
- The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - Note
- Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
- Note
- The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - Height to Top of Exhaust Stack
- 14.8 ft
- Length with Coal Scoop on Ground
- 39.3 ft
- Length with Chip Scoop on Ground
- 39.3 ft
- Height to Top of Cab
- 13.7 ft
- Height to Top of Hood
- 10.9 ft
- Height to Top of Air Cleaner
- 12.8 ft
- Ground to Center of Front Axle
- 3.2 ft
- Centerline of Front Axle to Hitch
- 7.5 ft
- Centerline of Rear Axle to Edge of Bumper
- 10.5 ft
- Wheelbase
- 14.9 ft
- Length to Front Tire
- 28.4 ft
- Ground Clearance
- 1.7 ft
- Height to Edge of Retracted Scoop
- 7.4 ft
- Height to Edge of Dumped Scoop
- 5.0 ft
- Dump Angle at Full Lift Height
- 64 deg
- Coal Scoop Carry Capacity
- 30.0 yd3
- Coal Scoop Doze Capacity
- 60.0 yd3
- Chip Scoop Carry Capacity
- 35.0 yd3
- Chip Scoop Doze Capacity
- 70.0 yd3
- Type
- Large capacity scoops for both wood chip and coal applications. A mesh screen integrated into the back of the scoop maintains visibility to the cutting edge. The chip scoop version has extra screens at the top due to higher capacity.
- Components
- Both scoops come with dual lift cylinders for increased lift capacity. Integrated stabilizer system makes sure that the scoop stays stable and centralized on the machine. Scoop tilt function is standard and provides ±15 degrees of tilt to maintain grade
- Cylinders, Double Acting: Left and Right Dump, Bore and Stroke
- 127 mm × 838 mm (5.0 in × 33.0 in)
- Cylinders, Double Acting: Lift, Bore and Stroke
- 170.0 mm × 1107 mm (6.7 in × 43.6 in)
- Lift/Tilt System
- Variable displacement piston
- Lift/Tilt System – Circuit
- Pilot operated LS valve with EH
- Maximum Flow at 1,900 rpm
- 153 gal/min
- Pilot Maximum Flow
- 13.7 gal/min
- Pilot Relief Valve Setting
- 580 psi
- Pilot System
- Variable displacement piston
- Relief Valve Setting – Lift/Tilt
- 4206 psi
- Cylinders, Double Acting: Tilt, Bore and Stroke
- 152.4 mm × 953 mm (6.0 in × 37.5 in)
- Maximum Flow
- 65.8 gal/min
- Relief Valve Setting – Steering
- 3495 psi
- Steering Cycle Time (high idle)
- 3.1 sec
- Steering Cycle Time (low idle)
- 5.7 sec
- Steering System – Circuit
- Pilot, load sensing
- Steering System – Pump
- Piston, variable displacement
- Total Steering Angle
- 86°
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 metric tonnes.
- Operator Sound Level (ISO 6396)
- 81 dB(A)
- Machine Sound Level (ISO 6395)
- 112 dB(A)
- Note
- The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - Note
- Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
- Note
- The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - Operator Sound Level (ISO 6396)
- 81 dB(A)
- Machine Sound Level (ISO 6395)
- 109 dB(A)
- Note
- The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - Note
- Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
- Note
- The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008.
– The measurement was conducted at 70 percent of the maximum engine cooling fan speed.