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824K Wheel Dozer

824K Wheel Dozer

At a Glance

Engine Model
Cat® C15 ACERT™
Net Power - ISO 9249
405 HP
Maximum Operating Weight - Multiple Blade: Straight Blade (Tier 4 Final/Stage IV equivalent)
74966 lb
Steering System - Circuit
Double Acting – End Mounted
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Overview

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

Engine

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Engine Model Cat® C15 ACERT™
Net Power - ISO 9249 405HP
Stroke 6.7in
Gross Power 435HP
High Idle Speed 2,300 rpm
Low Idle Speed 800 rpm
Maximum Altitude - Without Derating (Tier 3 Final/Stage IIIA Equivalent) 9098ft
Maximum Altitude - Without Derating (Tier 4 Final/Stage IV Equivalent) 9298ft
Maximum Net Torque - 1,300 rpm 1478.8ft·lbf
Net Power - Converter Drive - Gross Power 435HP
Net Power - Converter Drive - Torque Rise 8.50%
Net Power - Direct Drive - Gross Power 412HP
Net Power - Direct Drive - Torque Rise 33%
Rated Power (Net ISO 9249) 405HP
Rated Power (Net SAE J1349) 405HP
Displacement 927.6in³
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
Bore 5.4in

Operating Specifications

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Maximum Operating Weight - Multiple Blade: Straight Blade (Tier 4 Final/Stage IV equivalent) 74966lb
Operating Weight 74966lb
Maximum Operating Weight - Multiple Blade: Straight Blade (Tier 3 Final/Stage IIIA equivalent) 73983lb

Hydraulic System - Steering

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Steering System - Circuit Double Acting – End Mounted
Steering System - Pump Piston – Variable Displacement
Bore 4.5in
Maximum System Flow 170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm)
Steering Pressure Limited 3481psi
Stroke 22.7in
Vehicle Articulation Angle 86 degrees

Dimensions (Approximate)

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Centerline of Front Axle to Hitch 6.1ft
Ground Clearance 1.4ft
Centerline of Rear Axle to Edge of Bumper 9.3ft
Wheel Base 12.1ft
Height - Top of Hood 10.5ft
Height - Top of Exhaust Stack 14.2ft
Height - Top of Cab 13.5ft
Ground Clearance - Bumper 2.8ft
Height - Top of Beacon 14.5ft
Length - With Blade on Ground - Straight Blade 27.6ft
Width - Over Wheels 11ft

Hydraulic System

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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)
Main Relief Pressure 3495psi
Maximum Supply Pressure 3495psi
Pump Flow at 1,800 rpm 30.9gal/min

Service Refill Capacities

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Transmission 17.4gal (US)
Fuel Tank 206.6gal (US)
Differential - Final Drives - Rear 29.1gal (US)
Differential - Final Drives - Front 26.4gal (US)
Cooling System 30.6gal (US)
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV Equivalent) 8.5gal (US)
Engine Crankcase 9gal (US)
Hydraulic Tank Only 35.4gal (US)

Axles

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Rear Planetary – Oscillating
Oscillation Angle ±11°
Front Planetary – Fixed

Transmission

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Transmission Type Planetary – Powershift – ECPC
Travel Speed - Forward 1 3.9mile/h
Travel Speed - Forward 2 6.9mile/h
Travel Speed - Forward 3 12.2mile/h
Travel Speed - Forward 4 21.6mile/h
Travel Speed - Reverse 1 4.4mile/h
Travel Speed - Reverse 2 7.8mile/h
Travel Speed - Reverse 3 13.9mile/h
Travel Speed - Reverse 4 24.7mile/h

Brakes

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Parking Brake Drum and Shoe, Spring Applied, Hydraulic Released

Cab - Standard

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

Cab - Suppression

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