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824
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824
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824
Wheel Dozers
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 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
Net Power - SAE J1349:2011
405 hp/302 kW
Rated Speed
1800 r/min/1800 r/min
Net Power - ISO 9249:2007
405 hp/302 kW
Key Features
Long-Term Value And Durability
Efficiency And Productivity
Safety First
Integrated Cat® Technologies
Work In Comfort
Reduce Environmental Impact
Save On Service And Maintenance
Specifications
Metric
|
Imperial
Engine
Engine Model
Cat® C15
Net Power - SAE J1349:2011
405 hp
302 kW
Rated Speed
1800 r/min
1800 r/min
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%
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.
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)
74966 lb
34004 kg
Blade Capacity Range
5.1-16.2 m3 (6.6-21.2 yd3)
Transmission
Transmission Type
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
7.0 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 gpm
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)
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
5.4 in
137.2 mm
Stroke
6.7 in
171.4 mm
Steering System - Pump
Variable displacement piston
Max Flow at 1,800 rpm
44.9 gpm
170 L/min
Relief Valve Setting - Steering
3481 psi
24000 kPa
Vehicle Articulation Angle
86°
Service Refill Capacities
Cooling System
30.6 gal (US)
116 l
Engine Crankcase
9.0 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)
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.
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).
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)
73 dB(A)
73 dB(A)
Machine Sound Power Level (ISO 6395:2008)
113 dB(A)
113 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*
72 dB(A)
72 dB(A)
Machine Sound Power Level (ISO 6395:2008)**
110 dB(A)
110 dB(A)
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.
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)
73 dB(A)
Machine Sound Power Level (ISO 6395:2008)
113 dB(A)
113 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*
72 dB(A)
72 dB(A)
Machine Sound Power Level (ISO 6395:2008)**
110 dB(A)
110 dB(A)
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.
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.
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
9.3 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
5.0 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
1.8 ft
534.4 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
5.0 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
1.8 ft
534.4 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
Semi-Universal Blade
Capacity
6.6 yd³
5.0 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
1.8 ft
534.4 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
Universal Blade
Capacity
6.6 yd³
5.0 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
1.8 ft
534.4 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
Coal Blade
Capacity
6.6 yd³
5.0 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
1.8 ft
534.4 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
Extended Wear Blade
Capacity
6.6 yd³
5.0 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
1.8 ft
534.4 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
Equipment
Standard Equipment
Optional Equipment