Wheel Dozers 814

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Key Specs

Engine Model: Cat® C7.1; Cat® C7.1

Operating Weight (Tier 4 Final/Stage V): 48526 lb; 22011 kg

Net Power - SAE J1349:2011: 249 hp; 186 kW

814
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Overview

MOBILE. AGILE. VERSATILE.

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

Benefits

SUSTAINED EFFICIENCY

Designed to be more efficient with advanced engineering, providing precise operational control

SAFETY

Equipped with standard safety features, improving visibility and providing a safer operating environment

ENHANCED DURABILITY

Durable structures built to withstand the toughest conditions while achieving multiple life cycles

Features At A Glance

The full box-section rear frame resists torsional shock and twisting forces.
Solid through-width push beams transfer and absorb stresses through a larger portion of the frame.
Achieve longer component life with increased size of upper hitch pin, frame plate, and bearing.
Optimized axle mounting results in increased structural integrity.
Heavy-duty steering cylinder mounts efficiently transmit steering loads into the frame.
Robust structures withstand the toughest conditions and multiple
life cycles to improve your bottom line.
Resilient, durable blades are designed with excellent dozing and rolling characteristics.

The Cat C7.1 engine is designed for maximum fuel efficiency and increased power density.
New variable displacement load-sensing implement and steering pumps deliver on-demand hydraulic flow, resulting in improved fuel efficiency.
Avoid unnecessary idling with Engine Idle Shutdown and Auto Idle Kickdown.
Deep system integration among engine and emission, power train, hydraulic, and cooling systems results in lower fuel consumption on average compared to the previous model.
Innovative systems effectively lower the average working engine speed and reduce overall system heat loads for improved performance and fuel efficiency.
Best-in-class Cat Planetary Powershift Transmission features Advanced Productivity Electronic Control Strategy (APECS) controls for greater momentum on grades and increased fuel savings by carrying that momentum through the shift points.
Optional front and rear LED lighting system provides excellent workspace visibility.
Equipped for optional object detection to warn operators about potential hazards within the immediate vicinity of the machine.

The standard rear vision camera provides excellent workspace visibility.
Standard Cat Vision and optional heated mirrors increase awareness around the machine for safer operation.
Cab-mounted LED beacons provide warning for others near the machine.
Railings, ladders, and nonslip surfaces enhance technician and operator safety.
Platform outside of the cab allows the operator to easily maintain three points of contact with the machine.

Integrated electronics provide flexible levels of information to both the site and the operator.
The touchscreen information display gives operators critical information when they need it.
Enhanced user interface allows for intuitive operation and easy navigation.
Stay informed about machine systems and diagnostic codes to maximize uptime and reduce service time.
Cat Product Link™ remote monitoring allows for remote access to information through the easy-to-use VisionLink® interface.
Vital Information Management System (VIMS™) gives access to a wide range of sensor information and enhanced machine data to resolve problems before machine failure.

Steering and Transmission Integrated Control System (STIC™) combines directional selection, gear selection, and steering into a single lever, maximizing responsiveness and control while reducing operator fatigue.
Experience reduced vibrations with isolated cab mounts and seatmounted implement and steering controls.
Cat Premium Plus seat improves operator comfort by having power lumbar and back bolster adjustment, ride stiffness adjustment and dynamic dampening, forced air heating and cooling, and a leather finish.
The ergonomic placement of controls and easy-to-operate fingercontrolled gear selection offer additional comfort.
Cab is pressurized with filtered air and automatic temperature controls.
Reduced interior sound levels keep operators comfortable throughout their entire shift.

Advanced engine idle management helps reduce fuel costs and component wear when machine is not in use.
Generate less waste with maintenance-free batteries.
Maximize machine life and lower operating costs with Caterpillar Reman and Certified Rebuild programs, which use reused or remanufactured components for 40 to 70 percent cost savings.
Retrofit packages from Caterpillar deliver new features to older machines to get the most from your investment.
Standard high-speed oil changes are fast, easy, and secure.

Intuitive design features make maintenance safe and convenient.
Features ground level or platform access to easily reach daily service points.
Swing-out doors on either side of the engine compartment provide easy access to critical daily service checks.
Hydraulic oil cooler, air conditioner condenser, and fuel cooler are grouped together for easy access.
Sight gauges offer quick visual inspection to minimize fluid contamination.
Ecology drains prevent spills and allow for easier service.

Specifications Standard Equipment Optional Equipment

Product Specifications for 814

Engine

Engine Model	Cat® C7.1 Cat® C7.1
Net Power - SAE J1349:2011	249 hp 186 kW
Net Power - ISO 9249:2007	249 hp 186 kW
Gross Power - SAE J1995:2014	284 hp 212 kW
Engine Power - ISO 14396:2002	275 hp 205 kW
Rated Speed	2200 r/min 2200 r/min
Emissions	Option 1 - U.S. EPA Tier 4 Final/EU Stage V Option 1 - U.S. EPA Tier 4 Final/EU Stage V
Peak Torque (1400 rpm)	902 lbf·ft 1223 N·m
Torque Rise	52% 52%
Emissions	Option 2 - Brazil MAR-1, emitting equivalent to U.S. EPA Tier 3/EU Stage IIIA Option 2 - Brazil MAR-1, emitting equivalent to U.S. EPA Tier 3/EU Stage IIIA
Rated Speed	2200 r/min 2200 r/min
Net Power - SAE J1349:2011	249 hp 186 kW
Net Power - ISO 9249:2007	249 hp 186 kW
Gross Power - SAE J1995:2014	286 hp 213 kW
Engine Power - ISO 14396:2002	275 hp 205 kW
Peak Torque ( 1,400 rpm )	749 lbf·ft 1016 N·m
Torque Rise	26 % 26 %
Bore	4.1 in 105 mm
Stroke	5.3 in 135 mm
Displacement	427.8 in³ 7.01 l
High Idle Speed	2270 r/min 2270 r/min
Low Idle Speed	800 r/min 800 r/min
Maximum Altitude without Derating	9842.5 ft 3000 m
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. 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.

Operating Specifications

Operating Weight (Tier 4 Final/Stage V)	48526 lb 22011 kg
Operating Weight (Tier 3/Stage IIIA equivalent)	47887 lb 21721 kg

Transmission

Transmission Type	Cat Planetary Power Shift Cat Planetary Power Shift
Forward - 1	3.7 mile/h 5.9 km/h
Forward - 2	6.5 mile/h 10.4 km/h
Forward - 3	11.2 mile/h 18.1 km/h
Forward - 4	19.4 mile/h 31.3 km/h
Reverse - 1	4.2 mile/h 6.7 km/h
Reverse - 2	7.3 mile/h 11.8 km/h
Reverse - 3	12.8 mile/h 20.6 km/h
Reverse - 4	22.1 mile/h 35.5 km/h

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit	Pilot operated load sensing valve with EH Pilot operated load sensing valve with EH
Lift/Tilt System	Variable displacement piston Variable displacement piston
Maximum Flow at 2,200 rpm	23.5 gal/min 89 l/min
Relief Valve Setting - Lift/Tilt	3190 psi 22000 kPa
Cylinders, Double Acting - Lift, Bore and Stroke	120 mm × 915 mm (4.7 in × 36 in) 120 mm × 915 mm (4.7 in × 36 in)
Cylinders, Double Acting - Left and Right Tilt, Bore and Stroke	101.6 mm × 234 mm (4 in × 9.2 in) 101.6 mm × 234 mm (4 in × 9.2 in)
Pilot System	Open center, fixed displacement gear Open center, fixed displacement gear
Pilot Relief Valve Setting	3046 psi 21000 kPa

Hydraulic System - Steering

Steering System - Circuit	Pilot, load sensing Pilot, load sensing
Steering System - Pump	Variable displacement piston Variable displacement piston
Maximum Flow at 2,200 rpm	38.8 gal/min 147 l/min
Relief Valve Setting - Steering	4003 psi 27600 kPa
Total Steering Angle	72° 72°
Steering Cycle Times - High Idle	3 s 3 s
Steering Cycle Times - Low Idle	8.2 s 8.2 s

Service Refill Capacities

Fuel Tank	132.1 gal (US) 500 l
Diesel Exhaust Fluid Tank	4.2 gal (US) 16 l
Cooling Systems - Tier 4 Final/EU Stage V	21.4 gal (US) 81 l
Cooling Systems - Tier 3/Stage IIIA equivalent	19.3 gal (US) 73 l
Engine Crankcase	5.3 gal (US) 20 l
Transmission	13.2 gal (US) 50 l
Differential - Final Drives - Front	17.2 gal (US) 65 l
Differential - Final Drives - Rear	17.2 gal (US) 65 l
Hydraulic System - Implement/Steering	34.1 gal (US) 129 l
Hydraulic Tank Only	19.8 gal (US) 75 l
Note (1)	All nonroad Tier 4 Final and EU Stage V 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, and biodiesel* fuels that reduce greenhouse gases*: • Up to B20 biodiesel (FAME) • Up to 100% HVO and GTL renewable fuels – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required. – Diesel exhaust fluid (DEF) that meets all requirements defined in ISO 22241-1:2006. * Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. Engines with aftertreatment devices can use up to B20. Engines with no aftertreatment devices can use higher blends, up to B100. * Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. All nonroad Tier 4 Final and EU Stage V 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, and biodiesel* fuels that reduce greenhouse gases*: • Up to B20 biodiesel (FAME) • Up to 100% HVO and GTL renewable fuels – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required. – Diesel exhaust fluid (DEF) that meets all requirements defined in ISO 22241-1:2006. * Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. Engines with aftertreatment devices can use up to B20. Engines with no aftertreatment devices can use higher blends, up to B100. * Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.

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 1.9 kg of refrigerant which has a CO2 equivalent of 2.717 metric tonnes. 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 1.9 kg of refrigerant which has a CO2 equivalent of 2.717 metric tonnes.

Axles

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

Braking System

Service Brakes	Single Disc Wet (enclosed) 4 WHL Single Disc Wet (enclosed) 4 WHL
Parking Brake	Drum and Shoe, Spring Applied, Hydraulic Released Drum and Shoe, Spring Applied, Hydraulic Released

Sound Performance - Tier 4 Final / Stage V

Operator Sound Pressure Level (ISO 6396:2008)	72 dB(A) 72 dB(A)
Machine Sound Power Level (ISO 6395:2008)	111 dB(A) 111 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*	70 dB(A) 70 dB(A)
Machine Sound Power Level (ISO 6395:2008)*	109 dB(A) 109 dB(A)
Note (1)	* Sound suppression equipped * Sound suppression equipped
Note (2)	The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at maximum engine cooling fan speed. The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at maximum engine cooling fan speed.
Note (3)	The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at maximum engine cooling fan speed. The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at maximum engine cooling fan speed.
Note (4)	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.

Sound Performance - Tier 3 / Stage IIIA

Operator Sound Pressure Level (ISO 6396:2008)	72 dB(A) 72 dB(A)
Machine Sound Power Level (ISO 6395:2008)	112 dB(A) 112 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)*	70 dB(A) 70 dB(A)
Machine Sound Power Level (ISO 6395:2008)*	110 dB(A) 110 dB(A)
Note (1)	* Sound suppression equipped * Sound suppression equipped
Note (2)	The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at maximum engine cooling fan speed. The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at maximum engine cooling fan speed.
Note (3)	The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at maximum engine cooling fan speed. The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at maximum engine cooling fan speed.
Note (4)	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.

Dimensions (Approximate)

Height to Top of Beacon	13.1 ft 3981 mm
Height - Top of Cab	12.1 ft 3694 mm
Height - Top of Exhaust Pipe	11.3 ft 3439 mm
Height - Top of Hood	8.7 ft 2663 mm
Height to Top of Radiator Guard	8 ft 2453 mm
Ground Clearance to Hitch	1.4 ft 413 mm
Ground Clearance to Transmission Guard	1.4 ft 422 mm
Ground Clearance to Bottom of Bumper	2.3 ft 712 mm
Centerline of Rear Axle to Bumper	6.5 ft 1990 mm
Centerline of Front Axle to Hitch	5.5 ft 1675 mm
Wheel Base	11 ft 3350 mm
Width over Platform	10.3 ft 3145 mm
Overall Length to Front Tire	21 ft 6356 mm
Overall Machine Length with Straight Blade	23.6 ft 7190 mm
Overall Machine Length with Coal Blade	25.5 ft 7784 mm

Straight Blade

Capacity	3.72 yd³ 2.84 m³
Overall Width	12 ft 3656 mm
Height	3.3 ft 1001 mm
Dig Depth	1.6 ft 493 mm
Ground Clearance	3 ft 904 mm
Maximum Tilt	2.6 ft 802 mm
Turning Radius – Outside Corner of Blade	23.5 ft 7166 mm
Turning Radius – Inside Corner of Blade	11.6 ft 3550 mm
Weight	3000 lb 1396 kg
Total Operating Weight	48526 lb 22011 kg

Coal Blade

Capacity	13.8 yd³ 10.55 m³
Overall Width	14.2 ft 4321 mm
Height	4.8 ft 1470 mm
Dig Depth	1.6 ft 488 mm
Ground Clearance	3.1 ft 932 mm
Maximum Tilt	3.1 ft 945 mm
Turning Radius – Outside Corner of Blade	25.1 ft 7647 mm
Turning Radius – Inside Corner of Blade	11.2 ft 3420 mm
Weight	4429 lb 2062 kg
Total Operating Weight	49996 lb 22678 kg

814 Standard Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

POWERTRAIN

Advanced Productivity Electronic Control System (APECS)

Air-to-air aftercooler

Brakes, full hydraulic, enclosed, wet multiple disc service brakes

Cat clean emission module (Tier 4 Final/Stage V only)

Electro-hydraulic parking brake

Electronic Clutch Pressure Control (ECPC)

Engine, Cat C7.1 configured for two emissions options: Tier 4 Final/Stage V, or emitting equivalent to U.S. EPA Tier 3/EU Stage IIIA

Engine driven cooling fan – suction

Fuel priming pump (electric)

Fuel-to-air cooler

Muffler (under hood) (Tier 3/Stage IIIA equivalent)

Radiator, unit core

Throttle lock

Transmission, planetary, with 4F/4R speed range control

ELECTRICAL

Alternator, 150 amp

Batteries, maintenance-free

Electrical system, 24V

Lights, directional (rear)

Lighting system, (front and rear)

Starter, electric