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    814 Wheel Dozer
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    844 Wheel Dozer
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    Engine - Tier 4 Final/EU Stage V
    Engine Model Cat C7.1 - -
    Net Power (SAE J1349:2011) 249 HP - -
    Net Power (ISO 9249:2007) 249 HP - -
    Emissions U.S. EPA Tier 4 Final/EU Stage V - -
    Rated Speed 2200 r/min - -
    Gross Power (SAE J1995:2014) 284 HP - -
    Engine Power (ISO 14396:2002) 275 HP - -
    Peak Torque - 1,400 rpm 902 lb/ft - -
    Torque Rise 52% - -
    Bore 4.1 in - -
    Stroke 5.3 in - -
    Displacement 427.8 in³ - -
    High Idle Speed 2270 r/min - -
    Low Idle Speed 800 r/min - -
    Maximum Altitude without Derating 9842.5 ft - -
    Note 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 - Tier 4 Final/EU Stage V
    Operating Weight 48526 lb - -

    Scoops
    Chip Scoop Doze Capacity 37.9 yd³ - -
    Chip Scoop Carry Capacity 19 yd³ - -

    Engine - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA
    Engine Model Cat C7.1 - -
    Emissions Brazil MAR-1 and China Nonroad Stage III, equivalent to Tier 3/EU Stage IIIA - -
    Rated Speed 2200 r/min - -
    Net Power (SAE J1349:2011) 249 HP - -
    Gross Power (SAE J1995:2014) 286 HP - -
    Engine Power (ISO 14396:2002) 275 HP - -
    Peak Torque - 1,400 rpm 749 lb/ft - -
    Torque Rise 26% - -
    Bore 4.1 in - -
    Stroke 5.3 in - -
    Displacement 427.8 in³ - -
    High Idle Speed 2270 r/min - -

    Operating Specifications - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA
    Operating Weight 47887 lb - -

    Operating Specifications - Tier 4 Final/EU Stage V - Scoop
    Operating Weight 52280 lb - -

    Operating Specifications - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA - Scoop
    Operating Weight 51639 lb - -

    Transmission
    Transmission Type Cat Planetary Power Shift Cat Planetary Power Shift -
    Forward - 1 3.7 mile/h - -
    Forward - 2 6.5 mile/h - -
    Forward - 3 11.2 mile/h - -
    Forward - 4 19.4 mile/h - -
    Reverse - 1 4.2 mile/h - -
    Reverse - 2 7.3 mile/h - -
    Reverse - 3 12.8 mile/h - -
    Reverse - 4 22.1 mile/h - -
    Converter Drive - Forward 1 - 4.5 mile/h -
    Converter Drive - Forward 2 - 8.3 mile/h -
    Converter Drive - Forward 3 - 14.2 mile/h -
    Converter Drive - Reverse 1 - 4.9 mile/h -
    Converter Drive - Reverse 2 - 9.1 mile/h -
    Converter Drive - Reverse 3 - 15.5 mile/h -
    Direct Drive - Forward 1 - Lock-up disabled -
    Direct Drive - Forward 2 - 8.5 mile/h -
    Direct Drive - Forward 3 - 15.2 mile/h -
    Direct Drive - Reverse 1 - 5.4 mile/h -
    Direct Drive - Reverse 2 - 9.6 mile/h -
    Direct Drive - Reverse 3 - 16.4 mile/h -

    Hydraulic System - Lift/Tilt
    Lift/Tilt System - Circuit Pilot operated LS valve with EH - -
    Lift/Tilt System Variable displacement piston - -
    Maximum Flow at 2,200 rpm 23.5 gal/min - -
    Relief Valve Setting - Lift/Tilt 3190 psi - -
    Cylinders, Double Acting - Lift, Bore and Stroke 120 mm × 915 mm (4.7 in × 36.0 in) 133 mm × 1535 mm (5.25 in × 60.4 in) -
    Cylinders, Double Acting - Left and Right Tilt, Bore and Stroke 101.6 mm × 234 mm (4.0 in × 9.2 in) - -
    Pilot System Open center, fixed displacement gear - -
    Pilot Relief Valve Setting 3046 psi - -
    Output at 2,000 rpm and 6900 kPa (1,000 psi) - 82 gal/min -
    Cylinder, Double Acting - Tilt and Tip, Bore and Stroke - 210 mm × 188 mm (8.25 in × 7.4 in) -
    Relief Valve Setting - Bulldozer (Large Pump) - 2700 psi -
    Relief Valve Setting - Tilt Cylinders (Small Pump) - 2920 psi -

    Hydraulic System - Steering
    Steering System - Circuit Pilot, load sensing Pilot, load sensing -
    Steering System - Pump Variable displacement piston Piston, variable displacement -
    Maximum Flow at 2,200 rpm 38.8 gal/min - -
    Relief Valve Setting - Steering 4003 psi - -
    Total Steering Angle 72° 35 ° -
    Steering Cycle Times - High Idle 3 s - -
    Steering Cycle Times - Low Idle 8.2 s - -
    Minimum Turning Radius - Over Blade - 34 ft -
    Maximum Flow - 94.3 gal/min -
    Relief Valve Setting - 4500 psi -

    Service Refill Capacities
    Fuel Tank 132.1 gal (US) - -
    Diesel Exhaust Fluid Tank 4.2 gal (US) - -
    Cooling Systems - Tier 4 Final/EU Stage V 21.4 gal (US) - -
    Cooling Systems - Brazil MAR-1 and China NonroadStage III, equivalent to Tier 3/EU Stage IIIA 19.3 gal (US) - -
    Engine Crankcase 5.3 gal (US) - -
    Transmission 13.2 gal (US) 29.1 gal (US) -
    Differential - Final Drives - Front 17.2 gal (US) 71.6 gal (US) -
    Differential - Final Drives - Rear 17.2 gal (US) 68.9 gal (US) -
    Hydraulic System - Implement/Steering 34.1 gal (US) - -
    Hydraulic Tank Only 19.8 gal (US) - -
    Fuel Tank - Standard - 286.6 gal (US) -
    Cooling System - 54.9 gal (US) -
    Crankcase - 20 gal (US) -
    Hydraulic System - Implement and Hydraulic Fan - 68.9 gal (US) -
    Hydraulic System - Steering and Braking - 34.9 gal (US) -

    Axles
    Front Planetary – Fixed Fixed -
    Rear Planetary – Oscillating Trunnion -
    Oscillation Angle ±10° 8.5 ° -

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

    Dimensions (Approximate)
    Height to Top of Beacon 13.1 ft - -
    Height - Top of Cab 12.1 ft - -
    Height - Top of Exhaust Pipe 11.3 ft 16.6 ft -
    Height - Top of Hood 8.7 ft 12.7 ft -
    Height to Top of Radiator Guard 8 ft - -
    Ground Clearance to Hitch 1.4 ft - -
    Ground Clearance to Transmission Guard 1.4 ft - -
    Ground Clearance to Bottom of Bumper 2.3 ft - -
    Centerline of Rear Axle to Bumper 6.5 ft - -
    Centerline of Front Axle to Hitch 5.5 ft 7.5 ft -
    Wheel Base 11 ft 15.1 ft -
    Width over Platform 10.3 ft - -
    Overall Length to Front Tire 21 ft - -
    Overall Machine Length with Straight Blade 23.6 ft - -
    Overall Machine Length with Coal Blade 25.5 ft - -
    Height - Top of ROPS - 17.2 ft -
    Ground Clearance - 2 ft -
    Centerline of Rear Axle to Edge of Bumper - 12.5 ft -
    Length - With Blade on Ground - 36.5 ft -

    Sound Performance - Tier 4 Final/EU Stage V - Standard
    Operator Sound Level (ISO 6396) 70 dB(A) - -
    Machine Sound Level (ISO 6395) 111 dB(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. - -
    Note (4) The operator sound pressure level uncertainty is ± 2 dB(A) - -

    Sound Performance - Tier 4 Final/EU Stage V - Suppression
    Operator Sound Level (ISO 6396) 70 dB(A) - -
    Machine Sound Level (ISO 6395) 109 dB(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. - -
    Note (4) The operator sound pressure level uncertainty is ± 2 dB(A). - -

    Sound Performance - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA - Standard
    Operator Sound Level (ISO 6396) 70 dB(A) - -
    Machine Sound Level (ISO 6395) 112 dB(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. - -
    Note (4) The operator sound pressure level uncertainty is ± 2 dB(A). - -

    Sound Performance - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA - Suppression
    Operator Sound Level (ISO 6396) 70 dB(A) - -
    Machine Sound Level (ISO 6395) 110 dB(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. - -
    Note (4) The operator sound pressure level uncertainty is ± 2 dB(A). - -

    Engine
    Engine Model - C27 Cat® -
    Rated Speed - 1800 r/min -
    Gross Power - ISO 14396 - 752 HP -
    Gross Power - SAE J1995 - 766 HP -
    Net Power - SAE J1349 - Standard Ambient - 699 HP -
    Net Power - SAE J1349 - High Ambient - 648 HP -
    Bore - 5.4 in -
    Stroke - 6 in -
    Displacement - 1649.5 in³ -
    Peak Torque - Speed - 2624 lb/ft -
    Torque Rise - 18 % -
    Emissions - U.S. EPA Tier 4 Final and EU Stage V or China Nonroad Stage III Emissions standards, equivalent to U.S. EPA Tier 2 -

    Operating Specifications
    Operating Weight - 165089 lb -
    Blade Capacities - 15.9 - 30.7 m3 (20.7 - 40.2 yd3) -

    Air Conditioning System
    Air Conditioning - The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 metric tonnes. -

    Brakes
    Brakes - Meets ISO 3540:2011 -

    Sound Performance - Standard
    Operator Sound Level (ISO 6396:2008) - 69 dB(A) -
    Machine Sound Level (ISO 6395:2008) - 115 dB(A) -

    Sound Performance - Suppression
    Operator Sound Level (ISO 6396:2008) - 69 dB(A) -
    Machine Sound Level (ISO 6395:2008) - 113 dB(A) -

    Cab
    ROPS/FOPS - ISO 3471:2008 and ISO 3449:2005 Level II Standards -
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