814K Wheel Dozer

814K Wheel Dozer

360° Exterior View

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 ...
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Engine

Engine Model
Cat® C7.1 ACERT™
Net Power
248HP

Weights

Operating Weight
48390lb

Engine - Tier 4 Final/Stage IV

Peak Torque - 1,400 rpm
899ft·lbf
Peak Power Speed - Gross - SAE J1995
284HP
Peak Power Speed
1700r/min
Bore
4.1in
Torque Rise
52%
Stroke
5.3in
Emissions
U.S. EPA Tier 4 Final/EU Stage IV
Displacement
427.8in³
Rated Speed
2200r/min
Engine Model
Cat C7.1 ACERT
Peak Power Speed - Net - SAE J1349
248HP

Dimensions (Approximate)

Length of Coal Blade on Ground
25.5ft
Ground to Top of Hood
8.6ft
Ground to Top of Exhaust Stack
11.1ft
Ground to Top of Beacon
13.1ft
Length to Front Tire
20.9ft
Centerline of Front Axle to Hitch
5.5ft
Centerline of Rear Axle to Edge of Bumper
6.5ft
Ground Clearance
1.4ft
Ground Clearance - Bumper
2.3ft
Height - Top of Cab
12.1ft
Length - With Blade on Ground - Straight Blade
23.6ft
Wheel Base
11ft

Brakes

Brakes
Single Disc Wet (enclosed) 4 WHL

Engine - Brazil MAR-1 and China Nonroad Stage III, equivalent to Tier 3/Stage IIIA

Peak Power Speed
2200r/min
Torque Rise
26%
Stroke
5.3in
Rated Speed
2200r/min
Peak Torque - 1,400 rpm
749ft·lbf
Peak Power Speed - Net - SAE J1349
249HP
Peak Power Speed - Gross - SAE J1995
286HP
Emissions
Brazil MAR-1 and China Nonroad Stage III, equivalent to U.S. EPA Tier 3/EU Stage IIIA
Displacement
427.8in³
Bore
4.1in
Engine Model
Cat C7.1 ACERT

Hydraulic System - Steering

Total Steering Angle
72°
Steering Cycle Times - Low Idle
8.2s
Steering Cycle Times - High Idle
3s
Relief Valve Setting - Steering
4003psi
Maximum Flow at 2,200 rpm
38.8gal/min
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Variable displacement piston

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit
Pilot operated LS valve with EH
Lift/Tilt System
Variable displacement piston
Cylinders, Double Acting - Lift, Bore and Stroke
120 mm × 915 mm (4.7 in × 36.0 in)
Cylinders, Double Acting - Left and Right Tilt, Bore and Stroke
101.6 mm × 234 mm (4.0 in × 9.2 in)
Relief Valve Setting - Lift/Tilt
3190psi
Pilot System
Open center, fixed displacement gear
Pilot Relief Valve Setting
3046psi
Maximum Flow at 2,200 rpm
23.5gal/min

Operating Specifications - Brazil MAR-1 and China Nonroad Stage III, equivalent to Tier 3/Stage IIIA

Operating Weight
47776lb

Operating Specifications - Tier 4 Final/Stage IV

Operating Weight
48390lb

Service Refill Capacities

AC Oil
4.26oz
AC Refrigerant
19 hg
Cooling Systems - Brazil MAR-1 and China Nonroad Stage III, equivalent to Tier 3/Stage IIIA
19.3gal (US)
Cooling Systems - Tier 4 Final/Stage IV
21.4gal (US)
Diesel Exhaust Fluid Tank
4.2gal (US)
Hydraulic System - Implement
N/A
Hydraulic System - Implement/Steering
34.1gal (US)
Hydraulic System - Steering
N/A
Oil Renewal System (ORS)
N/A
Differential - Final Drives - Front
17.2gal (US)
Differential - Final Drives - Rear
17.2gal (US)
Engine Crankcase
5.3gal (US)
Fuel Tank
132.1gal (US)
Hydraulic Tank Only
19.8gal (US)
Transmission
13.2gal (US)

Sound Performance - Brazil MAR-1, equivalent to Tier 3/Stage IIIA - Standard

Machine Sound Level (ISO 6395)
112dB(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 the 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 (3)
The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at the maximum engine cooling fan speed.
Operator Sound Level (ISO 6396)
71dB(A)

Sound Performance - Brazil MAR-1, equivalent to Tier 3/Stage IIIA - Suppression

Machine Sound Level (ISO 6395)
110dB(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 the 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 (3)
The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at the maximum engine cooling fan speed.
Operator Sound Level (ISO 6396)
70dB(A)

Sound Performance - Tier 4 Final/Stage IV - Standard

Machine Sound Level (ISO 6395)
111dB(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 the 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 (3)
The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at the maximum engine cooling fan speed.
Operator Sound Level (ISO 6396)
71dB(A)

Sound Performance - Tier 4 Final/Stage IV: Suppression

Machine Sound Level (ISO 6395)
109dB(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 the 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 (3)
The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at the maximum engine cooling fan speed.
Operator Sound Level (ISO 6396)
70dB(A)

Transmission

Forward - 1
3.6mile/h
Forward - 2
6.3mile/h
Forward - 3
11mile/h
Forward - 4
19mile/h
Reverse - 1
4.1mile/h
Reverse - 2
7.2mile/h
Reverse - 3
12.5mile/h
Reverse - 4
21.5mile/h
Transmission Type
Cat Planetary Power Shift

Axles

Front
Planetary – Fixed
Oscillation Angle
±10°
Rear
Planetary – Oscillating

Efficiency – Delivering fuel efficiency you demand through integrated machine systems.

Improved Hydraulic Efficiency
  • New implement and steering variable displacement load sensing piston pumps.
  • Hydraulic flow now on demand, for improved fuel efficiency.
Cat C7.1 ACERT Engine

The Cat C7.1 ACERT engine is designed for maximum fuel efficiency and increased power density.

  • Features innovative Cat electronics, fuel injection process, air-management systems and aftertreatment solution (for Tier 4 Final) with Cat Selective Catalytic Reduction.
  • Innovative systems effectively lower the average working engine speed and reduce overall system heat loads for improved performance and fuel efficiency.
  • Deep system integration amongst engine and emissions system, power train, hydraulic and cooling system result in lower fuel consumptions on average compared to the previous model.
Cat Planetary Powershift Transmission

Featuring all new Advanced Productivity Electronic Control Strategy (APECS) transmission controls provides greater momentum on grades and fuel savings by carrying that momentum through the shift points.

Structures – Best built for the toughest conditions.

Robust Structures

Your bottom line is improved by highly durable structures that achieve multiple life cycles and withstand the toughest conditions.

  • Full box-section rear frame resists torsional shock and twisting forces.
  • Heavy-duty steering cylinder mounts efficiently transmit steering loads into the frame.
  • Axle mounting has been optimized for increased structural integrity.
  • Upper hitch pin, frame plate, and bearing size have been increased for longer life.
Robust Structures Design
  • Push beams are through-width, not merely attached to side of frame.
  • In corner dozing, stresses are transferred and absorbed through a larger portion of the frame.

Power Train – Move material more efficiently with improved power and control.

Steering and Transmission Integrated Control System (STIC™)

Experience maximum responsiveness and control with STIC that combines directional selection, gear selection and steering into a single lever.

  • Simple side-to-side motion turns machine right or left, minimizing operator movements.
  • Easy to operate finger controlled gear selection.
  • Smoother, faster cycles and less operator fatigue through the use of low effort integrated controls.
Cat Planetary Powershift Transmission

Building your success begins with a best-in-class transmission designed specifically for mining applications.

  • Consistent, smooth shifting and efficiency through integrated electronic controls that utilize Advanced Productivity Electronic Control Strategy (APECS).
  • Long life and reliability through heat treat gear and metallurgy.
  • Four forward and four reverse speeds to match your application.
Cat C7.1 ACERT Engine

The Cat C7.1 ACERT engine is designed for maximum fuel efficiency and increased power density. Two engine options are available to meet the emission standards for Tier 4/Stage IV or Brazil MAR-1 and China Nonroad Stage III, equivalent to Tier 3/Stage IIIA.

The Tier 4 Final configuration:

  • Engine is equipped with a Selective Catalytic Reduction (SCR) system which injects DEF into the exhaust to reduce NOx emissions.
  • Cat NOx Reduction System (NRS) captures and cools a small quantity of exhaust gas, then routes in back into the combustion chamber where it drives down combustion temperatures and reduces NOx emissions.
  • While in operation, the aftertreatment will be seamless to the operator thanks to the passive regeneration system which is utilized.

Operator Station – Best-in-class operator comfort and ergonomics.

Your operators can work more efficiently and stay comfortable with our customer-inspired cab features.

Environment

Your operator’s productivity is enhanced with our clean, comfortable cab environment.

  • Experience reduced vibrations from isolation cab mounts and seat air suspension.
  • Maintain desired cab temperature with automatic temperature controls.
  • Pressurized cab with filtered air.
  • Reduced sound levels.
  • Convenient floor storage tray/lunch box.
Operator Seat

Enhance comfort and help reduce operator fatigue with Cat Comfort Series III seat.

  • Mid back design and extra thick, contoured cushions.
  • Air suspension system.
  • Easy-to-reach seat levers and controls for six way adjustments.
  • Seat-mounted implement pod and STIC steer that moves with the seat.
  • 76 mm (3 in) wide retractable seat belt.
Control Panel

Ergonomic placement of switches and information display keep your operators comfortable all day every day.

  • Large backlit membrane switches feature LED activation indicators.
  • Switches feature ISO symbols for quick function identification.
  • Two position rocker switch activates the electro hydraulic park brake.
Steering and Transmission Integrated Control System (STIC™)

Enter and exit the cab easily and safely with a new fold up STIC armrest.

Experience maximum responsiveness and control with STIC that combines directional selection, gear selection and steering into a single lever.

  • Simple side-to-side motion turns machine right or left, minimizing operator movements.
  • Easy to operate finger controlled gear selection.
  • Smoother, faster cycles help reduce operator fatigue through the use of low effort integrated controls.

Safety – Making your safety our priority.

We are constantly introducing features on our machines in an effort to enhance safety for the operator.

Machine Access
  • Railings, ladders and non-slip surfaces enhance technician and operator safety.
  • Platform outside of cab allows for seamless cab access, allowing operator to easily maintain three points of contact.
Visibility
  • Optional heated mirrors ensure enhanced visibility for safe operation.
  • Standard Cat Vision increases operator awareness around the machine.
  • Optional LED lights provide excellent workspace visibility.
  • Cab mounted LED warning beacons.
Operator Environment
  • Reduced vibrations to the operator with isolated cab mounts and seat mounted implement and steering controls.
  • Low interior sound levels.
  • Pressurized cab with filtered air.
  • Standard 76 mm (3 in) seat belts on the operator seat.

Technology Solutions – Greater productivity through integrated electronic systems.

Integrated electronics provide flexible levels of information to both the site and the operator. This integration creates a smart machine and more informed operator, maximizing the productivity of both.

Information Display

We have worked hard to help our customers and operators perform at their best through our newly upgraded touch screen information display.

  • Intuitive operation and easy navigation with our enhanced user interface.
  • Decrease service time by keeping operators informed about machine systems.
Cat Product Link™

Take the guesswork out of asset management with Product Link remote monitoring.

  • Remote access to information through the easy-to-use VisionLink® interface.
  • Maximize uptime by staying informed on machine systems and diagnostic codes.
  • Track machine utilization and fuel usage.
  • Stay up to date on machine location, service meter hours, and reporting status.
Vital Information Management System (VIMS™)

Connect directly to the machine for access to a wide range of sensor information and enhanced machine data.

  • Create productivity reports with work cycle segmentation.
  • Identify operator training needs through productivity data.
  • Detailed data logging of machine parameters and diagnostic codes.
  • Track machine sensor information with trend analysis and histograms to monitor machine health.

Sustainability

Sustainability is designed and built into our 814K’s features.

  • Engine Idle Shutdown and Auto Idle Kickdown can help you save fuel by avoiding unnecessary idling.
  • Reduce waste generation with our maintenance free batteries.
  • The 814K is built for multiple lives. To assist with maximizing machine life, Caterpillar provides a number of sustainable options such as our Reman and Certified Rebuild programs. In these programs, reused or remanufactured components can deliver cost savings of 40 to 70 percent, which lowers operating cost.
  • Caterpillar offers retrofit packages to bring new features to older machines, maximizing your resource. And, when you go through the Cat Certified Rebuild program, these retrofit kits are part of the rebuild process.
  • The high speed oil change is standard and ensures fast, easy, and secure changing of the engine oil.

Blades – Cat blades to match your customers dozing requirements.

Cat Blades

Cat blades are resilient, durable and designed with excellent dozing and rolling characteristics.

  • Capacities and widths are set to achieve increased productivity.
  • Spreading design allows for spreading of cover material, as well as dozing of heavier loads.
Straight Blade

The straight blade (2.8 m3/3.7 yd3) is designed for production dozing in stockpile material and general earthmoving.

Coal Blade

The coal blade (10.6 m3/13.8 yd3) is designed for precise and productive dozing while helping to retain load control with increased capacity for lighter materials. Wing angles help retain the load while dozing. This blade is available from Cat Work Tool and Services (CWTS).

Operating Costs – Save time and money by working smart.

The 814K has several features to achieve greater fuel efficiency:

  • Load Sense Control Hydraulics – Provides only the hydraulic flow required by the implement and steering systems for improved fuel efficiency and greater rimpull.
  • ACERT Engine – Advanced engine controls maximizes power and efficiency.
  • Engine Idle Shutdown – Automatic engine and electrical system shutdown conserves fuel.
  • Advanced Productivity Electronic Control Strategy (APECS) – All new APECS transmission controls provides greater momentum on grades and fuel savings by carrying that momentum through the shift points.

Serviceability – Enabling high uptime by reducing your service time.

We can help you succeed by ensuring your 814K has design features to reduce your downtime.

  • Safe and convenient service with ground level or platform access to daily service points.
  • Swing-out doors on both sides of the engine compartment provide easy access to important daily service checks.
  • Ecology drains for ease of service and prevention of spills.
  • Reduce downtime with VIMS system notifications so your operators and technicians can resolve any problems before failure.
  • Quick visual inspection and minimize fluid contamination with sight gauges.
  • Hydraulic oil cooler, air conditioner condenser, and fuel cooler grouped together for ease of access.
  • Side access doors provided for cleanout of the cooling package.
  • A new ground level service area includes a Master Disconnect Switch with integrated lock-out/tag-out, DEF purge lamp (Tier 4 Final/Stage IV machines only), circuit breakers, emergency fuel shutoff switch and the jump start receptacle.
  • Centralized grease points for convenient maintenance.

Customer Support – Your Cat dealers know how to keep your machines productive.

Legendary Cat Dealer Support

A valued partner, your Cat dealer is available whenever you need them.

  • Preventive maintenance programs and guaranteed maintenance contracts.
  • Best-in-class parts availability.
  • Improve your efficiency with operator training.
  • Genuine Cat Remanufactured parts.

Standard Equipment:

Optional Equipment:

    Starting Aids
    • Heater, engine coolant, 120V
    • Heater, engine coolant, 240V
    Other Attachments
    • Counterweight (front)
    • Sound suppression (required for Brazil)
    Blades
    • Blade (straight)