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824K Wheel Dozer
834 Wheel Dozer

Engine

Engine Model Cat® C15 Cat® C18 -
Net Power - ISO 9249 405 HP - -
Stroke 6.7 in 7.2 in -
Gross Power 435 HP - -
Emissions Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards U.S. EPA Tier 4 Final and EU Stage V emission standards or equivalent to U.S. EPA Tier 3 and U.S. EPA Tier 2. -
Displacement 927.6 in³ 1105 in³ -
Bore 5.4 in 5.7 in -
Rated Speed - 1900 r/min -
Peak Power Speed - 1500 r/min -
Gross Power - SAE J1995 - 562 HP -
Net Power - SAE J1349 - 496 HP -
Peak Torque - 1,300 rpm - 2092 lb/ft -
Torque Rise - 52 % -

Transmission

Transmission Type Planetengetriebe – Lastschaltgetriebe – ECPC (Electronic Clutch Pressure Control, Elektronische Kupplungsdrucksteuerung) Cat planetary power shift -
Forward - 1 - 4.2 mile/h -
Forward - 2 - 7.2 mile/h -
Forward - 3 - 12.6 mile/h -
Forward - 4 - 22 mile/h -
Reverse - 1 - 4.2 mile/h -
Reverse - 2 - 7.6 mile/h -
Reverse - 3 - 13.3 mile/h -
Direct Drive - Forward 1 - Lock-up disabled -
Direct Drive - Forward 2 - 7.7 mile/h -
Direct Drive - Forward 3 - 13.7 mile/h -
Direct Drive - Forward 4 - 23.9 mile/h -
Direct Drive - Reverse 1 - 4.5 mile/h -
Direct Drive - Reverse 2 - 8.1 mile/h -
Direct Drive - Reverse 3 - 14.3 mile/h -

Axles

Front Planetary – Fixed Fixed -
Rear Planetary – Oscillating Trunnion -
Oscillation Angle ±11° ±13° -

Service Refill Capacities

Differential - Final Drives - Front 26.4 gal (US) 49.1 gal (US) -
Fuel Tank 206.6 gal (US) 209.5 gal (US) -
Differential - Final Drives - Rear 29.1 gal (US) 49.1 gal (US) -
Transmission 17.4 gal (US) 31.7 gal (US) -
Cooling System 30.6 gal (US) 31.7 gal (US) -
Crankcase - 15.9 gal (US) -
Diesel Exhaust Fluid Tank - 8.7 gal (US) -
Hydraulic System Factory Fill - 63.4 gal (US) -
Hydraulic System - Tank Only - 37 gal (US) -

Operating Specifications

Operating Weight 74966 lb 105271 lb -
Blade Capacities - 7.9 – 22.2 m3 (10.3 – 29.0 yd3) -
Coal Scoop Operating Weight - 112428 lb -
Chip Scoop Operating Weight - 112838 lb -

Dimensions (Approximate)

Height - Top of Hood 10.5 ft - -
Height - Top of Cab 13.5 ft - -
Wheel Base 12.1 ft - -
Centerline of Rear Axle to Edge of Bumper 9.3 ft - -
Height - Top of Exhaust Stack 14.2 ft - -
Ground Clearance 1.4 ft - -
Centerline of Front Axle to Hitch 6.1 ft - -

Hydraulic System

Cylinder, Double Acting - Tilt and Tip, Bore and Stroke 140 mm × 230 mm (5.5 in × 9.1 in) - -
Cylinders, Double Acting - Lift, Bore and Stroke 120 mm × 1070 mm (4.7 in × 42.1 in) - -

Hydraulic System - Steering

Steering System - Circuit Double Acting – End Mounted Pilot, load sensing -
Steering System - Pump Piston – Variable Displacement Piston, variable displacement -
Maximum Flow - 65.8 gal/min -
Relief Valve Setting - Steering - 3495 psi -
Total Steering Angle - 86 ° -
Steering Cycle Times - High Idle - 3.1 s -
Steering Cycle Times - Low Idle - 5.7 s -

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit - Pilot operated LS valve with EH -
Lift/Tilt System - Variable displacement piston -
Maximum Flow at 1,900 rpm - 153 gal/min -
Relief Valve Setting - Lift/Tilt - 4641 psi -
Cylinders, Double Acting - Lift, Bore and Stroke - 139.75 mm × 1021 mm (5.5 in × 40.2 in) -
Cylinders, Double Acting - Left and Right Tilt, Bore and Stroke - 140 mm × 230 mm (5.5 in × 9.1 in) -
Pilot System - Variable displacement piston -
Pilot Maximum Flow - 13.7 gal/min -
Pilot Relief Valve Setting - 580 psi -

Air Conditioning System

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. -

Brakes

Brakes - ISO 3450: 2011 -

Sound Performance - Tier 4 Final/EU Stage V - Standard

Operator Sound Level (ISO 6396) - 72 dB(A) -
Machine Sound Level (ISO 6395) - 113 dB(A) -

Sound Performance - Tier 4 Final/EU Stage V - Suppression

Operator Sound Level (ISO 6396) - 72 dB(A) -
Machine Sound Level (ISO 6395) - 109 dB(A) -

Dimensions

Height - Top of Exhaust Stack - 15.9 ft -
Height - Top of Air Cleaner - 12.8 ft -
Height - Top of Hood - 10.9 ft -
Ground Clearance - Bumper - 3.1 ft -
Centerline of Rear Axle to Edge of Bumper - 10.5 ft -
Wheel Base - 14.9 ft -
Length - Front of Tire - 28.4 ft -
Length - Straight Blade on Ground - 32.6 ft -
Centerline of Front Axle to Hitch - 7.5 ft -
Length - Universal Blade on Ground - 34.4 ft -
Ground Clearance - 1.7 ft -
Height - Top of Cab - 13.7 ft -

Scoops

Chip Scoop Carry Capacity - 35 yd³ -
Chip Scoop Doze Capacity - 70 yd³ -
Coal Scoop Carry Capacity - 30 yd³ -
Coal Scoop Doze Capacity - 60 yd³ -
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