824 Wheel Dozer

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Engine

Engine Model
Cat® C15 
Rated Speed
1,800 r/min
Net Power - ISO 9249
405 HP
Torque Rise
33%
Bore
5 in
Stroke
7 in
Displacement
928 in³
Emissions
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.
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.
Gross Power
435 HP
Net Power - SAE J1349:2011
405 hp
Net Power - ISO 9249:2007
405 hp
Engine Power - ISO 14396:2002
426 hp
Gross Power - SAE J1995:2014
434 hp
Peak Net Torque (1,300 rpm)
1,479 lbf·ft
Maximum Altitude without Derating (U.S. EPA Tier 4 Final/EU Stage V)
9,298 ft
Maximum Altitude without Derating (U.S. EPA Tier 3/EU Stage IIIA)
9,098 ft
High Idle Speed
2,300 r/min
Low Idle Speed
800 r/min
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

Chip Scoop Operating Weight
83,820 lb
Coal Scoop Operating Weight
80,756 lb
Operating Weight – Straight Blade (Tier 4 Final/Stage V)
74,966 lb
Blade Capacity Range
5.1-16.2 m3 (6.6-21.2 yd3)

Transmission

Transmission Type
Cat planetary - powershift - ECPC
Forward - 1
4 mile/h
Forward - 2
7 mile/h
Forward - 3
12 mile/h
Forward - 4
22 mile/h
Reverse - 1
4 mile/h
Reverse - 2
8 mile/h
Reverse - 3
14 mile/h
Reverse - 4
25 mile/h

Hydraulic System - Lift/Tilt

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)
Pump Flow at 1,800 rpm
31 gpm
Main Relief Pressure
3,771 psi
Maximum Supply Pressure
3,495 psi

Hydraulic System - Steering

Steering System - Circuit
Pilot operated, load sensing
Steering System - Pump
Variable displacement piston
Relief Valve Setting - Steering
3,481 psi
Bore
5 in
Stroke
23 in
Max Flow at 1,800 rpm
45 gpm
Vehicle Articulation Angle
86°

Service Refill Capacities

Cooling System
31 gal (US)
Engine Crankcase
9 gal (US)
Transmission
17 gal (US)
Fuel Tank
207 gal (US)
Differential - Final Drives - Front
26 gal (US)
Differential - Final Drives - Rear
29 gal (US)
Hydraulic Tank Only
35 gal (US)
Hydraulic System - Implement/Steering
57 gal (US)
AC Refrigerant
20 hg
AC Oil
5 fl oz (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
Diesel Exhaust Fluid Tank (For Tier 4 Final/Stage V Only)
9 gal (US)

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 - Standard

Operator Sound Level (ISO 6396:2008)
73 dB(A)
Machine Sound Level (ISO 6395:2008)
113 dB(A)

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008)
72 dB(A)
Machine Sound Level (ISO 6395:2008)
110 dB(A)

Dimensions (Approximate)

Height to Top of Beacon
15 ft
Height - Top of Exhaust Stack
14 ft
Height - Top of Hood
11 ft
Centerline of Front Axle to Hitch
6 ft
Wheel Base
12 ft
Length - With Blade on Ground - Straight Blade
28 ft
Height - Top of Cab
14 ft
Ground Clearance
2 ft
Ground Clearance - Bumper
3 ft
Ground Clearance to Trunnion
1 ft
Width Over Guardrails
11 ft
Centerline of Rear Axle to Edge of Bumper
9 ft
Centerline of Rear Axle to Edge of Bumper
9 ft

Scoops

Coal Scoop Carry Capacity
18 yd³
Coal Scoop Doze Capacity
35 yd³
Chip Scoop Carry Capacity
27 yd³
Chip Scoop Doze Capacity
54 yd³

Sound Performance

Operator Sound Level (ISO 6396:2008) - Standard
73 dB(A)
Machine Sound Level (ISO 6395:2008) - Standard
113 dB(A)
Operator Sound Level (ISO 6396:2008) - Suppression
72 dB(A)
Machine Sound Level (ISO 6395:2008) - Suppression
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.
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.
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.

Straight Blade

Capacity
7 yd³
Width Over End Bits
177 in
Height
48 in
Dig Depth
18 in
Ground Clearance
42 in
Maximum Tilt
46 in
Turning Radius – Outside Corner of Blade
24 ft
Turning Radius – Inside Corner of Blade
10 ft

Straight Push Plate Blade

Capacity
7 yd³
Width Over End Bits
177 in
Height
48 in
Dig Depth
18 in
Ground Clearance
42 in
Maximum Tilt
46 in
Turning Radius – Outside Corner of Blade
23 ft
Turning Radius – Inside Corner of Blade
10 in³

Semi-Universal Blade

Capacity
10 yd³
Width Over End Bits
174 in
Height
61 in
Dig Depth
19 in
Ground Clearance
42 in
Maximum Tilt
44 in
Turning Radius – Outside Corner of Blade
24 ft
Turning Radius – Inside Corner of Blade
11 ft

Universal Blade

Capacity
10 yd³
Width Over End Bits
171 in
Height
53 in
Dig Depth
18 in
Ground Clearance
41 in
Maximum Tilt
45 in
Turning Radius – Outside Corner of Blade
24 ft
Turning Radius – Inside Corner of Blade
11 ft

Coal Blade

Capacity
21 yd³
Width Over End Bits
189 in
Height
69 in
Dig Depth
19 in
Ground Clearance
42 in
Maximum Tilt
49 in
Turning Radius – Outside Corner of Blade
25 ft
Turning Radius – Inside Corner of Blade
11 ft

Extended Wear Blade

Capacity
11 yd³
Width Over End Bits
172 in
Height
53 in
Dig Depth
18 in
Ground Clearance
41 in
Maximum Tilt
45 in
Turning Radius – Outside Corner of Blade
24 ft
Turning Radius – Inside Corner of Blade
11 ft

Sound Performance - Tier 4 Final / Stage V

Operator Sound Pressure Level (ISO 6396:2008)
73 dB(A)
Machine Sound Power Level (ISO 6395:2008)
113 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*
72 dB(A)
Machine Sound Power Level (ISO 6395:2008)**
110 dB(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% 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% 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)
73 dB(A)
Machine Sound Power Level (ISO 6395:2008)
113 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*
72 dB(A)
Machine Sound Power Level (ISO 6395:2008)**
110 dB(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% 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% 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.

Long-Term Value And Durability

Efficiency And Productivity

Safety First

Integrated Cat® Technologies

Work In Comfort

Reduce Environmental Impact

Save On Service And Maintenance

  • 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
    • Steering and Transmission Integrated Control (STIC™) system with lockout
    • Emergency platform egress
    • Stairway, left and right rear access
    • Toe kicks
  • Efficiency
    • Hydraulically driven demand fan
  • Powertrain
    • 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 meets Tier 4 Final/Stage V emission standards, or emits equivalent to U.S. EPA Tier 3/EU Stage IIIA 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: – Diesel exhaust fluid (DEF) level (U.S. EPA 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 powertrain
    • 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 emergency engine shutdown switch
    • Ground level lockable master battery disconnect switch
    • Auxiliary jump 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
  • 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
  • Powertrain
    • No-spin rear axle
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