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Cat Wheel Dozers 814K

Cat Wheel Dozers 814K

Operating Weight:
48390.0 lb 21950.0 kg
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Product Feature

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

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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.

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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.

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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.

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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.

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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.

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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

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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.

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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.

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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.

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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.

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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.


Product Parameter

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.
Introduced in the 1970’s, the 814 has been the industry leader for almost 50 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 814K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.

Axles

Units:

FrontPlanetary – Fixed Planetary – FixedLess
Oscillation Angle±10° ±10°Less
RearPlanetary – Oscillating Planetary – OscillatingLess

Engine

Engine ModelCat® C7.1 ACERT™ Cat® C7.1 ACERT™Less
Net Power248.0 HP 185.0 kWLess

Weights

Operating Weight48390.0 lb 21950.0 kgLess

Brakes

BrakesSingle Disc Wet (enclosed) 4 WHL Single Disc Wet (enclosed) 4 WHLLess

Dimensions (Approximate)

Ground to Top of Beacon13.1 ft 3994.0 mmLess
Ground to Top of Exhaust Stack11.1 ft 3392.0 mmLess
Ground to Top of Hood8.6 ft 2614.0 mmLess
Length of Coal Blade on Ground25.5 ft 7784.0 mmLess
Length to Front Tire20.9 ft 6356.0 mmLess
Centerline of Front Axle to Hitch5.5 ft 1675.0 mmLess
Centerline of Rear Axle to Edge of Bumper6.5 ft 1990.0 mmLess
Ground Clearance1.4 ft 413.0 mmLess
Ground Clearance - Bumper2.3 ft 712.0 mmLess
Height - Top of Cab12.1 ft 3694.0 mmLess
Length - With Blade on Ground - Straight Blade23.6 ft 7190.0 mmLess
Wheel Base11.0 ft 3350.0 mmLess

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

Bore4.1 in 105.0 mmLess
Displacement427.8 in³ 7.01 lLess
EmissionsBrazil MAR-1 and China Nonroad Stage III, equivalent to U.S. EPA Tier 3/EU Stage IIIA Brazil MAR-1 and China Nonroad Stage III, equivalent to U.S. EPA Tier 3/EU Stage IIIALess
Engine ModelCat C7.1 ACERT Cat C7.1 ACERTLess
Peak Power Speed2200.0 r/min 2200.0 r/minLess
Peak Power Speed - Gross - SAE J1995286.0 HP 213.0 kWLess
Peak Power Speed - Net - SAE J1349249.0 HP 186.0 kWLess
Peak Torque - 1,400 rpm749.0 ft·lbf 1016.0 N·mLess
Rated Speed2200.0 r/min 2200.0 r/minLess
Stroke5.3 in 135.0 mmLess
Torque Rise26% 26%Less

Engine - Tier 4 Final/Stage IV

Bore4.1 in 105.0 mmLess
Displacement427.8 in³ 7.01 lLess
EmissionsU.S. EPA Tier 4 Final/EU Stage IV U.S. EPA Tier 4 Final/EU Stage IVLess
Engine ModelCat C7.1 ACERT Cat C7.1 ACERTLess
Peak Power Speed1700.0 r/min 1700.0 r/minLess
Peak Power Speed - Gross - SAE J1995284.0 HP 212.0 kWLess
Peak Power Speed - Net - SAE J1349248.0 HP 185.0 kWLess
Peak Torque - 1,400 rpm899.0 ft·lbf 1219.0 N·mLess
Rated Speed2200.0 r/min 2200.0 r/minLess
Stroke5.3 in 135.0 mmLess
Torque Rise52% 52%Less

Hydraulic System - Lift/Tilt

Cylinders, Double Acting - Left and Right Tilt, Bore and Stroke101.6 mm × 234 mm (4.0 in ×  9.2 in) 101.6 mm × 234 mm (4.0 in ×  9.2 in)Less
Cylinders, Double Acting - Lift, Bore and Stroke120 mm × 915 mm (4.7 in × 36.0 in) 120 mm × 915 mm (4.7 in × 36.0 in)Less
Lift/Tilt SystemVariable displacement piston Variable displacement pistonLess
Lift/Tilt System - CircuitPilot operated LS valve with EH Pilot operated LS valve with EHLess
Maximum Flow at 2,200 rpm23.5 gal/min 89.0 l/minLess
Pilot Relief Valve Setting3046.0 psi 21000.0 kPaLess
Pilot SystemOpen center, fixed displacement gear Open center, fixed displacement gearLess
Relief Valve Setting - Lift/Tilt3190.0 psi 22000.0 kPaLess

Hydraulic System - Steering

Maximum Flow at 2,200 rpm38.8 gal/min 147.0 l/minLess
Relief Valve Setting - Steering4003.0 psi 27600.0 kPaLess
Steering Cycle Times - High Idle3.0 s 3.0 sLess
Steering Cycle Times - Low Idle8.2 s 8.2 sLess
Total Steering Angle72° 72°Less
Steering System - CircuitPilot, load sensing Pilot, load sensingLess
Steering System - PumpVariable displacement piston Variable displacement pistonLess

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

Operating Weight47776.0 lb 21671.0 kgLess

Operating Specifications - Tier 4 Final/Stage IV

Operating Weight48390.0 lb 21950.0 kgLess

Service Refill Capacities

AC Oil4.26 oz 126.0 mlLess
AC Refrigerant19 hg 19 hgLess
Cooling Systems - Brazil MAR-1 and China Nonroad Stage III, equivalent to Tier 3/Stage IIIA19.3 gal (US) 73.0 lLess
Cooling Systems - Tier 4 Final/Stage IV21.4 gal (US) 81.0 lLess
Diesel Exhaust Fluid Tank4.2 gal (US) 16.0 lLess
Hydraulic System - ImplementN/A N/ALess
Hydraulic System - Implement/Steering34.1 gal (US) 129.0 lLess
Hydraulic System - SteeringN/A N/ALess
Oil Renewal System (ORS)N/A N/ALess
Differential - Final Drives - Front17.2 gal (US) 65.0 lLess
Differential - Final Drives - Rear17.2 gal (US) 65.0 lLess
Engine Crankcase5.3 gal (US) 20.0 lLess
Fuel Tank132.1 gal (US) 500.0 lLess
Hydraulic Tank Only19.8 gal (US) 75.0 lLess
Transmission13.2 gal (US) 50.0 lLess

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

Machine Sound Level (ISO 6395)112.0 dB(A) 112.0 dB(A)Less
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. 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.Less
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.Less
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. 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.Less
Operator Sound Level (ISO 6396)71.0 dB(A) 71.0 dB(A)Less

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

Machine Sound Level (ISO 6395)110.0 dB(A) 110.0 dB(A)Less
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. 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.Less
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.Less
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. 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.Less
Operator Sound Level (ISO 6396)70.0 dB(A) 70.0 dB(A)Less

Sound Performance - Tier 4 Final/Stage IV - Standard

Machine Sound Level (ISO 6395)111.0 dB(A) 111.0 dB(A)Less
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. 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.Less
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.Less
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. 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.Less
Operator Sound Level (ISO 6396)71.0 dB(A) 71.0 dB(A)Less

Sound Performance - Tier 4 Final/Stage IV: Suppression

Machine Sound Level (ISO 6395)109.0 dB(A) 109.0 dB(A)Less
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. 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.Less
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.Less
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. 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.Less
Operator Sound Level (ISO 6396)70.0 dB(A) 70.0 dB(A)Less

Transmission

Forward - 13.6 mile/h 5.7 km/hLess
Forward - 26.3 mile/h 10.1 km/hLess
Forward - 311.0 mile/h 17.6 km/hLess
Forward - 419.0 mile/h 30.5 km/hLess
Reverse - 14.1 mile/h 6.5 km/hLess
Reverse - 27.2 mile/h 11.5 km/hLess
Reverse - 312.5 mile/h 20.1 km/hLess
Reverse - 421.5 mile/h 34.6 km/hLess
Transmission TypeCat Planetary Power Shift


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