824

824

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. The 824 continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.

Engine Model Cat® C15 Cat® C15
Rated Speed 1800 r/min 1800 r/min
Net Power - SAE J1349:2011 405 hp 302 kW

Technicial Specifications

Engine
Engine Model Cat® C15 Cat® C15
Rated Speed 1800 r/min 1800 r/min
Net Power - SAE J1349:2011 405 hp 302 kW
Net Power – ISO 9249:2007 405 hp 302 kW
Engine Power - ISO 14396:2002 426 hp 318 kW
Gross Power - SAE J1995:2014 434 hp 324 kW
Peak Net Torque (1,300 rpm) 1479 lbf·ft 2005 N·m
Torque Rise 33% 33%
Maximum Altitude without Derating (U.S. EPA Tier 4 Final/EU Stage V) 9298 ft 2834 m
Maximum Altitude without Derating (U.S. EPA Tier 3/EU Stage IIIA) 9098 ft 2773 m
Bore 5.4 in 137.2 mm
Stroke 6.7 in 171.4 mm
Displacement 927.6 in³ 15.2 l
High Idle Speed 2300 r/min 2300 r/min
Low Idle Speed 800 r/min 800 r/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. 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. 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) 74966 lb 34004 kg
Transmission
Transmission Type Cat planetary - powershift - ECPC Cat planetary - powershift - ECPC
Forward - 1 3.8 mile/h 6.1 km/h
Forward - 2 6.9 mile/h 11.1 km/h
Forward - 3 12.2 mile/h 19.6 km/h
Forward - 4 21.6 mile/h 34.8 km/h
Reverse - 1 4.3 mile/h 7 km/h
Reverse - 2 7.8 mile/h 12.6 km/h
Reverse - 3 13.9 mile/h 22.4 km/h
Reverse - 4 24.7 mile/h 39.7 km/h
Hydraulic System - Lift/Tilt
Pump Flow at 1,800 rpm 30.9 gal/min 117 l/min
Main Relief Pressure 3771 psi 26000 kPa
Maximum Supply Pressure 3495 psi 24100 kPa
Cylinders, Double Acting - Lift, Bore and Stroke 120 mm × 1070 mm (4.7 in × 42.1 in) 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) 140 mm × 230 mm (5.5 in × 9.1 in)
Hydraulic System - Steering
Steering System - Circuit Pilot operated, load sensing Pilot operated, load sensing
Bore 4.5 in 114.3 mm
Stroke 22.7 in 576 mm
Steering System - Pump Variable displacement piston Variable displacement piston
Max Flow at 1,800 rpm 44.9 gal/min 170 l/min
Relief Valve Setting - Steering 3481 psi 24000 kPa
Vehicle Articulation Angle 86° 86°
Service Refill Capacities
Cooling System 30.6 gal (US) 116 l
Engine Crankcase 9 gal (US) 34 l
Transmission 17.4 gal (US) 66 l
Fuel Tank 206.6 gal (US) 782 l
Diesel Exhaust Fluid Tank (For Tier 4 Final/Stage V Only) 8.5 gal (US) 32 l
Differential - Final Drives - Front 26.4 gal (US) 100 l
Differential - Final Drives - Rear 29.1 gal (US) 110 l
Hydraulic Tank Only 35.4 gal (US) 134 l
Hydraulic System - Implement/Steering 56.5 gal (US) 214 l
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, and biodiesel* fuels that reduce greenhouse gases: • Up to B20 biodiesel (FAME)** • Up to 100% HVO and GTL renewable fuels – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required.– Diesel exhaust fluid (DEF) that meets all requirements defined in ISO 22241-1:2006. * Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. ** Engines with aftertreatment devices can use up to B20. Engines with no aftertreatment devices can use higher blends, up to B100. 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, and biodiesel* fuels that reduce greenhouse gases: • Up to B20 biodiesel (FAME)** • Up to 100% HVO and GTL renewable fuels – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required.– Diesel exhaust fluid (DEF) that meets all requirements defined in ISO 22241-1:2006. * Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. ** Engines with aftertreatment devices can use up to B20. Engines with no aftertreatment devices can use higher blends, up to B100.
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 contains 2.0 kg of refrigerant which has a CO2 equivalent of 2.86 metric tonnes (3.15 tons). 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 contains 2.0 kg of refrigerant which has a CO2 equivalent of 2.86 metric tonnes (3.15 tons).
Axles
Front Planetary – Fixed Planetary – Fixed
Rear Planetary – Oscillating Planetary – Oscillating
Oscillation Angle ±11° ±11°
Braking System
Parking Brake Drum and shoe, spring applied, hydraulic released Drum and shoe, spring applied, hydraulic released
Brakes Multi-disc wet (enclosed) 4 WHL Multi-disc wet (enclosed) 4 WHL
Sound Performance
Operator Sound Level (ISO 6396:2008) - Standard 73 dB(A) 73 dB(A)
Machine Sound Level (ISO 6395:2008) - Standard 113 dB(A) 113 dB(A)
Operator Sound Level (ISO 6396:2008) - Suppression 72 dB(A) 72 dB(A)
Machine Sound Level (ISO 6395:2008) - Suppression 110 dB(A) 110 dB(A)
Note 1 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% of maximum engine cooling fan speed. 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% of maximum engine cooling fan speed.
Note 2 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. 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% of maximum engine cooling fan speed. 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% of maximum engine cooling fan speed.
Dimensions (Approximate)
Height to Top of Beacon 14.5 ft 4422 mm
Height - Top of Exhaust Stack 14.2 ft 4332 mm
Height - Top of Hood 10.5 ft 3204 mm
Ground Clearance - Bumper 2.8 ft 852 mm
Centerline of Rear Axle to Edge of Bumper 9.28 ft 2830 mm
Centerline of Front Axle to Hitch 6.1 ft 1850 mm
Wheel Base 12.1 ft 3700 mm
Length - With Blade on Ground - Straight Blade 27.6 ft 8422 mm
Ground Clearance to Trunnion 1.45 ft 441.4 mm
Height - Top of Cab 13.5 ft 4100 mm
Width Over Guardrails 10.94 ft 3336 mm
Ground Clearance 1.8 ft 534.4 mm
Straight Blade
Capacity 6.6 yd³ 5 m³
Width Over End Bits 177.4 in 4507 mm
Height 48.4 in 1230 mm
Dig Depth 17.6 in 448 mm
Ground Clearance 41.6 in 1057 mm
Maximum Tilt 45.9 in 1167 mm
Turning Radius – Outside Corner of Blade 23.7 ft 7227 mm
Turning Radius – Inside Corner of Blade 10.15 ft 3093 mm
Straight Push Plate Blade
Capacity 6.6 yd³ 5 m³
Width Over End Bits 177.4 in 4507 mm
Height 48.4 in 1230 mm
Dig Depth 17.6 in 448 mm
Ground Clearance 41.6 in 1057 mm
Maximum Tilt 45.9 in 1167 mm
Turning Radius – Outside Corner of Blade 23.2 ft 7099 mm
Turning Radius – Inside Corner of Blade 10.2 in³ 3120 mm
Semi-Universal Blade
Capacity 10 yd³ 7.7 m³
Width Over End Bits 174.1 in 4421 mm
Height 61.1 in 1551 mm
Dig Depth 18.8 in 477 mm
Ground Clearance 42 in 1068 mm
Maximum Tilt 44.1 in 1120 mm
Turning Radius – Outside Corner of Blade 23.8 ft 7260 mm
Turning Radius – Inside Corner of Blade 10.8 ft 3313 mm
Universal Blade
Capacity 10 yd³ 7.7 m³
Width Over End Bits 171.3 in 4352 mm
Height 53.1 in 1350 mm
Dig Depth 18.1 in 461 mm
Ground Clearance 41.4 in 1051 mm
Maximum Tilt 44.6 in 1132 mm
Turning Radius – Outside Corner of Blade 23.9 ft 7299 mm
Turning Radius – Inside Corner of Blade 11.3 ft 3468 mm
Coal Blade
Capacity 21.2 yd³ 16.2 m³
Width Over End Bits 189 in 4798 mm
Height 68.7 in 1745 mm
Dig Depth 18.6 in 472 mm
Ground Clearance 42.2 in 1072 mm
Maximum Tilt 48.9 in 1242 mm
Turning Radius – Outside Corner of Blade 24.9 ft 7590 mm
Turning Radius – Inside Corner of Blade 11.4 ft 3496 mm
Extended Wear Blade
Capacity 10.6 yd³ 8.1 m³
Width Over End Bits 171.6 in 4357 mm
Height 53.1 in 1350 mm
Dig Depth 18.1 in 461 mm
Ground Clearance 41.4 in 1051 mm
Maximum Tilt 44.6 in 1132 mm
Turning Radius – Outside Corner of Blade 23.9 ft 7296 mm
Turning Radius – Inside Corner of Blade 11.4 ft 3475 mm

Advantages and Features

Long Term Value And Durability

        
  • Solid through-width push beams transfer and absorb stresses through a larger portion of the frame. 
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  • The full box-section rear frame helps resist torsional shock and twisting forces.
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  • Heavy-duty steering cylinder mounts efficiently transmit steering loads into the frame.
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  • Optimized axle mounting helps result in increased structural integrity.
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  • Delayed Engine Shutdown, allows your machine to cool before shutting down the engine to help prevent engine and after-treatment damage.
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  • 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.
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  • Load sensing hydraulic steering system helps enable precise machine control for easier loading.
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  • Experience increased efficiency with variable displacement piston pumps.
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  • 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.
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  • 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.
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  • Battery disconnect, emergency engine shutdown, and stairway light switch are accessed through the ground level power service center.
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  • 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.
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  • 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.
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  • 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.
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  • Optional Cat Detect technologies help enhance awareness of the environment around the machine for increased safety.

Work In Comfort

        
  • Steering and Transmission Integrated Control System (STIC™) combines directional selection, gear selection, and steering into a single lever, helping to maximize responsiveness and control, while reducing operator fatigue.
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  • Operators can easily enter and exit the cab with fold-up STIC steer/armrest, reduced access stairway angles, and standard stairway lighting.
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  • Experience reduced vibrations with isolated cab mounts and seat-mounted implement and steering controls.
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  • Large backlit membrane switches feature LED activation indicators and ISO symbols for quick function identification.
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  • Reduced interior sound levels help keep operators comfortable throughout their entire shift.

Reduce Environmental Impact

        
  • Automatic engine and electrical system shutdown helps conserve fuel and helps reduce component wear when machine is not in use.
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  • Generate less waste with maintenance-free batteries.
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  • 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 percent cost savings.
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  • 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.
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  • Machine features ground level or platform access to easily reach daily service points.
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  • Swing-out doors on either side of the engine compartment help provide easy access to critical daily service checks.
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  • Optional tire pressure monitoring system provides real-time information to the operator in the cab for optimized tire life.
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  • Electronics bay is conveniently located inside the cab.
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  • Sight gauges offer quick visual inspection to help minimize fluid contamination.
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  • Lighting inside the engine compartment helps improve visibility to service points.
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  • Ecology drains help prevent spills and allow for easier service.

Standard Equipment

  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • SAFETY
    • Camera, rear vision
    • Alarm, back-up
    • Light, warning switched (LED strobe)
    • Lighting, access stairway
    • Cat Detect: Object Detection (ready)
    • Mirror, internal (panoramic)
    • Mirrors, rearview (externally mounted)
    • Seat belt with minder, retractable, 76 mm (3 in) wide
    • STIC control system with lockout
    • Emergency platform egress
    • Stairway, left and right rear access
    • Toe kicks
  • EFFICIENCY
    • Hydraulically driven demand fan
  • POWER TRAIN
    • Air to air aftercooler
    • Auto shift
    • Brakes, full hydraulic, enclosed, wet multiple disc service brakes
    • Cat clean emission module (Tier 4 Final/Stage V)
    • Electro-hydraulic parking brake
    • Electronic Clutch Pressure Control (ECPC)
    • Engine, Cat C15 emitting equivalent to Tier 3/Stage IIIA or meets Tier 4 Final/Stage V emission standards
    • Fuel priming pump (electric)
    • Fuel to air cooler
    • Integrated braking system
    • Muffler (under hood) (Tier 3/Stage IIIA)
    • Radiator, Aluminum Modular (AMR)
    • Separated cooling system
    • Single Clutch Speed Shifting (SCSS)
    • Throttle lock
    • Torque converter with Lock Up Clutch (LUC)
    • Transmission, planetary, with (4F/4R) speed range control
  • COLD WEATHER
    • Starting aid (ether) automatic
    • Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)
  • ELECTRICAL
    • Alternator, 150 amp
    • Batteries, maintenance-free (4 – 1,000 CCA)
    • Electrical system, 24V
    • Lighting system, halogen (front and rear)
    • Lights, directional (rear)
    • Starter, electric (heavy duty)
  • OPERATOR ENVIRONMENT
    • Radio, CB (ready)
    • 12V power port for mobile phone or laptop connection
    • Air conditioner
    • Cab, sound-suppressed pressurized, internal four-post rollover protective structure/ falling objects protective structure (ROPS/ FOPS), radio ready for entertainment includes antenna, speakers, converter (12-volt 10/15-amp), and power port
    • Cab door, sliding window (LH)
    • Coat and hard hat hooks
    • Electro-hydraulic tilt and tip controls
    • Fingertip shifting controls
    • Flip-up armrest
    • Heater and defroster
    • Horn, electric
    • Implement hydraulic lockout
    • Instrumentation, gauges: – DEF fluid level (Tier 4 Final/Stage V) – Engine coolant temperature – Fuel level – Hydraulic oil temperature – Speedometer/tachometer – Torque converter temperature
    • Instrumentation, warning indicators: – Action alert system, three categories – Brake oil pressure – Electrical system, low voltage – Engine failure malfunction alert and action lamp – Parking brake status
    • Cab precleaner, powered
    • Light, (dome) cab
    • Lunch box and beverage holders
    • Seat, premium plus containing forced air heating and cooling, two-way thigh adjustment, power lumbar and back bolster adjustment, ride stiffness adjustment, dynamic end dampening, and leather finish
    • Sun visor, front
    • Rubber mounted, laminated, tinted glass
    • Transmission gear (indicator)
    • Vital Information Management System (VIMS): – Graphical information display – External data port – Customizable operator profiles
    • Wet-arm wipers/washers (front and rear): – Intermittent wipers (front and rear)
  • OTHER
    • Guard, driveshaft
    • Guards, crankcase and power train
    • Fold down exhaust stack for shipping
    • Fuel tank, 782 L (207 gal)
    • Hitch, drawbar with pin
    • Hoses, Cat XT™
    • Hydraulic, engine, and transmission oil coolers
    • Vandalism protection caplocks
    • Venturi stack
  • SERVICE
    • Ground level engine shutoff
    • Ground level lockable master disconnect switch
    • Auxiliary start receptacle
    • Doors, service access (locking)
    • Ecology drains for engine, radiator, transmission, hydraulic tank
    • Engine, crankcase, 500 hour interval with CJ-4 oil
    • Engine precleaner
    • Fire suppression ready
    • Oil change system, high speed
    • Oil sampling valves
    • Product Link
    • Lighting underhood
    • Total hydraulic filtration system

Optional Equipment

  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • OPERATOR ENVIRONMENT
    • Radio, AM/FM/AUX/USB/Bluetooth®
  • OTHER
    • Counterweight, Front
  • SOUND
    • Sound Suppression
  • ELECTRICAL
    • Lighting system, LED
  • SERVICE
    • Tire Pressure Monitoring System
    • Dual stage engine precleaner
  • COLD WEATHER
    • Heater, engine coolant, 120V
    • Heater, engine coolant, 240V
    • Antifreeze, –50° C (–58° F)
    • Arctic hydraulic oil
    • Mirrors, heated
  • POWER TRAIN
    • No-spin rear axle