824 Wheel Dozer
Cat wheel dozers are designed with durability built in, ensuring maximum availability through multiple lifecycles. With optimized performance and simplified serviceability, our machines allow you to support your jobsite efficiently ...
Engine
- Engine Model
- Cat® C15
- Net Power - SAE J1349:2011
- 405hp
- Net Power - ISO 9249:2007
- 405hp
- Rated Speed
- 1800r/min
- Engine Power - ISO 14396:2002
- 426hp
- Gross Power - SAE J1995:2014
- 434hp
- Peak Net Torque (1,300 rpm)
- 1479lbf·ft
- Torque Rise
- 33%
- Maximum Altitude without Derating (U.S. EPA Tier 4 Final/EU Stage V)
- 9298ft
- Maximum Altitude without Derating (U.S. EPA Tier 3/EU Stage IIIA)
- 9098ft
- Bore
- 5.4in
- Stroke
- 6.7in
- Displacement
- 927.6in³
- High Idle Speed
- 2300r/min
- Low Idle Speed
- 800r/min
- Note (1)
- Net power advertised is the power available at the engine flywheel when the engine is equipped with a fan, air cleaner, clean emissions module and alternator.
- Note (2)
- Two engine emission configurations are available. One meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emissions standards. The other meets Brazil MAR-1 emission standards, emitting equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Operating Specifications
- Operating Weight – Straight Blade (Tier 4 Final/Stage V)
- 74966lb
Transmission
- Transmission Type
- Cat planetary - powershift - ECPC
- Forward - 1
- 3.8mile/h
- Forward - 2
- 6.9mile/h
- Forward - 3
- 12.2mile/h
- Forward - 4
- 21.6mile/h
- Reverse - 1
- 4.3mile/h
- Reverse - 2
- 7.8mile/h
- Reverse - 3
- 13.9mile/h
- Reverse - 4
- 24.7mile/h
Hydraulic System - Lift/Tilt
- Pump Flow at 1,800 rpm
- 30.9gal/min
- Main Relief Pressure
- 3771psi
- Maximum Supply Pressure
- 3495psi
- Cylinders, Double Acting - Lift, Bore and Stroke
- 120 mm × 1070 mm (4.7 in × 42.1 in)
- Cylinder, Double Acting - Tilt and Tip, Bore and Stroke
- 140 mm × 230 mm (5.5 in × 9.1 in)
Hydraulic System - Steering
- Steering System - Circuit
- Pilot operated, load sensing
- Bore
- 4.5in
- Stroke
- 22.7in
- Steering System - Pump
- Variable displacement piston
- Max Flow at 1,800 rpm
- 44.9gal/min
- Relief Valve Setting - Steering
- 3481psi
- Vehicle Articulation Angle
- 86°
Service Refill Capacities
- Cooling System
- 30.6gal (US)
- Engine Crankcase
- 9gal (US)
- Transmission
- 17.4gal (US)
- Fuel Tank
- 206.6gal (US)
- Diesel Exhaust Fluid Tank (For Tier 4 Final/Stage V Only)
- 8.5gal (US)
- Differential - Final Drives - Front
- 26.4gal (US)
- Differential - Final Drives - Rear
- 29.1gal (US)
- Hydraulic Tank Only
- 35.4gal (US)
- Hydraulic System - Implement/Steering
- 56.5gal (US)
- Note (1)
- All nonroad Tier 4 Final, EU Stage V, and Japan 2014 (Tier 4 Final) diesel engines are required to use: – Ultra low sulfur diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. – Cat engines are compatible with the following renewable, alternative
Air Conditioning System
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. - If equipped with R134a (Global Warming Potential = 1430), the system co
Axles
- Front
- Planetary – Fixed
- Rear
- Planetary – Oscillating
- Oscillation Angle
- ±11°
Braking System
- Parking Brake
- Drum and shoe, spring applied, hydraulic released
- Brakes
- Multi-disc wet (enclosed) 4 WHL
Sound Performance - Tier 4 Final / Stage V
- Operator Sound Pressure Level (ISO 6396:2008)
- 73dB(A)
- Machine Sound Power Level (ISO 6395:2008)
- 113dB(A)
- Operator Sound Pressure Level (ISO 6396:2008)*
- 72dB(A)
- Machine Sound Power Level (ISO 6395:2008)**
- 110dB(A)
- Note (1)
- * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives”
- Note (2)
- ** European Union Directive “2000/14/EC” as amended by “2005/88/EC.” and UK Noise Regulation 2001 No. 1701
- Note (3)
- The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
- Note (4)
- The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
- Note (5)
- 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.
Sound Performance - Tier 3 / Stage IIIA
- Operator Sound Pressure Level (ISO 6396:2008)
- 73dB(A)
- Machine Sound Power Level (ISO 6395:2008)
- 113dB(A)
- Operator Sound Pressure Level (ISO 6396:2008)*
- 72dB(A)
- Machine Sound Power Level (ISO 6395:2008)**
- 110dB(A)
- Note (1)
- * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives”
- Note (2)
- ** European Union Directive “2000/14/EC” as amended by “2005/88/EC.” and UK Noise Regulation 2001 No. 1701
- Note (3)
- The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
- Note (4)
- The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
- Note (5)
- 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.
Dimensions (Approximate)
- Height to Top of Beacon
- 14.5ft
- Height - Top of Exhaust Stack
- 14.2ft
- Height - Top of Hood
- 10.5ft
- Ground Clearance - Bumper
- 2.8ft
- Centerline of Rear Axle to Edge of Bumper
- 9.28ft
- Centerline of Front Axle to Hitch
- 6.1ft
- Wheel Base
- 12.1ft
- Length - With Blade on Ground - Straight Blade
- 27.6ft
- Ground Clearance to Trunnion
- 1.45ft
- Height - Top of Cab
- 13.5ft
- Width Over Guardrails
- 10.94ft
- Ground Clearance
- 1.8ft
Straight Blade
- Capacity
- 6.6yd³
- Width Over End Bits
- 177.4in
- Height
- 48.4in
- Dig Depth
- 17.6in
- Ground Clearance
- 41.6in
- Maximum Tilt
- 45.9in
- Turning Radius – Outside Corner of Blade
- 23.7ft
- Turning Radius – Inside Corner of Blade
- 10.15ft
Straight Push Plate Blade
- Capacity
- 6.6yd³
- Width Over End Bits
- 177.4in
- Height
- 48.4in
- Dig Depth
- 17.6in
- Ground Clearance
- 41.6in
- Maximum Tilt
- 45.9in
- Turning Radius – Outside Corner of Blade
- 23.2ft
- Turning Radius – Inside Corner of Blade
- 10.2in³
Semi-Universal Blade
- Capacity
- 10yd³
- Width Over End Bits
- 174.1in
- Height
- 61.1in
- Dig Depth
- 18.8in
- Ground Clearance
- 42in
- Maximum Tilt
- 44.1in
- Turning Radius – Outside Corner of Blade
- 23.8ft
- Turning Radius – Inside Corner of Blade
- 10.8ft
Universal Blade
- Capacity
- 10yd³
- Width Over End Bits
- 171.3in
- Height
- 53.1in
- Dig Depth
- 18.1in
- Ground Clearance
- 41.4in
- Maximum Tilt
- 44.6in
- Turning Radius – Outside Corner of Blade
- 23.9ft
- Turning Radius – Inside Corner of Blade
- 11.3ft
Coal Blade
- Capacity
- 21.2yd³
- Width Over End Bits
- 189in
- Height
- 68.7in
- Dig Depth
- 18.6in
- Ground Clearance
- 42.2in
- Maximum Tilt
- 48.9in
- Turning Radius – Outside Corner of Blade
- 24.9ft
- Turning Radius – Inside Corner of Blade
- 11.4ft
Extended Wear Blade
- Capacity
- 10.6yd³
- Width Over End Bits
- 171.6in
- Height
- 53.1in
- Dig Depth
- 18.1in
- Ground Clearance
- 41.4in
- Maximum Tilt
- 44.6in
- Turning Radius – Outside Corner of Blade
- 23.9ft
- Turning Radius – Inside Corner of Blade
- 11.4ft
Long-Term Value And Durability
- Solid through-width push beams transfer and absorb stresses through a larger portion of the frame.
- The full box-section rear frame helps resist torsional shock and twisting forces.
- Heavy-duty steering cylinder mounts efficiently transmit steering loads into the frame.
- Optimized axle mounting helps result in increased structural integrity.
- Delayed engine shutdown allows your machine to cool before shutting down the engine to help prevent engine and after-treatment damage.
- Resilient, durable blades are designed with excellent dozing and rolling characteristics.
Efficiency And Productivity
- The Cat C15 engine is designed for maximum fuel efficiency in the most demanding conditions.
- Load sensing hydraulic steering system helps enable precise machine control for easier loading.
- Experience increased efficiency with variable displacement piston pumps.
- World-class Cat planetary powershift transmission features Single Clutch Speed Shifting (SCSS) for smooth, consistent shifting and efficiency. Enable autoshift mode to automatically upshift or downshift based on machine speed, optimizing performance and conserving fuel.
- Equipped with Cat torque converter (TC) with lock-up clutch which helps optimize fuel efficiency by eliminating TC losses while transferring more power to the ground.
Safety First
- Standard rear vision camera to help enhance operator visibility and improve workspace safety.
- Battery disconnect, emergency engine shutdown, and stairway light switch are accessed through the ground level power service center.
- Cab-mounted LED beacon helps provide warning for others near the machine.
Integrated Cat® Technologies
- Integrated technologies help you to monitor, manage, and enhance your jobsite operations.
- Product Link™ remote monitoring helps provide valuable insight into machine or fleet performance through the VisionLink® interface, so you can make decisions that boost jobsite efficiency and lower operating costs.
- Vital Information Management System (VIMS™) touchscreen display helps give access to a wide range of sensor information and enhanced machine data to help resolve problems before machine failure.
- Optional Cat Detect technologies help enhance awareness of the environment around the machine for increased safety.
Work In Comfort
- Steering and Transmission Integrated Control (STIC™) system combines directional selection, gear selection, and steering into a single lever, helping to maximize
responsiveness and control, while reducing operator fatigue. - Operators can easily enter and exit the cab with fold-up STIC steer/armrest, reduced access stairway angles, and standard stairway lighting.
- Experience reduced vibrations with isolated cab mounts and seat-mounted implement and steering controls.
- Large backlit membrane switches feature LED activation indicators and ISO symbols for quick function identification.
- Reduced interior sound levels help keep operators comfortable throughout their entire shift.
- Steering and Transmission Integrated Control (STIC™) system combines directional selection, gear selection, and steering into a single lever, helping to maximize
Reduce Environmental Impact
- Automatic engine and electrical system shutdown helps conserve fuel and helps reduce component wear when machine is not in use.
- Generate less waste with maintenance-free batteries.
- Maximize machine life and help lower operating costs with Caterpillar Reman and Certified Rebuild programs, which utilize reused or remanufactured components for 40 to 70% cost savings.
- Retrofit packages from Caterpillar deliver new features to older machines to get the most from your investment.
Save On Service And Maintenance
- Swing-out fuel, hydraulic oil coolers, and condenser help allow for easy access cleanout.
- Machine features ground level or platform access to easily reach daily service points.
- Swing-out doors on either side of the engine compartment help provide easy access to critical daily service checks.
- Optional tire pressure monitoring system provides real-time information to the operator in the cab for optimized tire life.
- Electronics bay is conveniently located inside the cab.
- Sight gauges offer quick visual inspection to help minimize fluid contamination.
- Lighting inside the engine compartment helps improve visibility to service points.
- Ecology drains help prevent spills and allow for easier service.