834 Wheel Dozer
THE RUNDOWN
BUILT TO PERFORM
- The full box-section rear frame helps resist torsional shock and twisting forces.
- Heavy-duty steering cylinder mounts efficiently transmit steering loads into the frame.
- Optimized axle mounting helps result in increased structural integrity.
- Achieve long component life with increased size of upper hitch pin, frame plate, and bearing.
- Solid through-width push beams transfer and absorb stresses through a larger portion of the frame.
- Features fully enclosed hydraulic wet disc brakes for improved performance.
- Robust structures withstand the toughest conditions and multiple lifecycles to help improve your bottom line.
- In corner dozing, stresses are transferred and absorbed through a larger portion of the frame.
MOVE MORE WITH LESS FUEL
- The Cat C18 engine is designed for maximum fuel efficiency in the most demanding applications.
- Experience reliable efficiency with complete control over injection timing, duration, and pressure with Mechanically Actuated Electronic Unit Injection (MEUI™).
- World-class Cat planetary powershift transmission features consistent, smooth shifting and efficiency through integrated electronic controls.
- Extended engine life and improved fuel efficiency with reduced rated speed.
- Impeller Clutch Torque Converter (ICTC) and Rimpull Control System (RCS) provide precise rimpull control.
- Load sensing hydraulic steering system enables precise machine control for easy loading.
- Lock-up torque converter with advanced control of lock-up speed.
- On demand cooling fan helps protect investment and lengthens lifecycle.
- Fully integrated electronic engine controls provide quick response.
SAFETY FIRST
- Optional Cat Detect with Object Detection System (rearview camera and radar) or standard Vision (rearview camera) help increase operator awareness around the machine.
- Cab-mounted LED strobes provide warning for others near the machine.
- Optional HID or LED lights help provide excellent workspace visibility.
- Optional heated mirrors help ensure enhanced visibility for safe operation.
TECHNOLOGY THAT GETS WORK DONE
- Integrated technologies allow you to monitor, manage, and enhance your jobsite operations.
- Product Link™ remote monitoring helps provide valuable insight into machine or fleet performance through the VisionLink® interface, so you can make decisions that boost jobsite efficiency and low operating costs.
- Vital Information Management System (VIMS™) 3G touchscreen monitor gives access to a wide range of sensor information and enhanced machine data to resolve problems before machine failure.
- Optional Cat Detect technologies help enhance awareness of the environment around the machine for increased safety.
WORK IN COMFORT
- 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.
- Operators can easily enter and exit the cab with fold-up STIC steer/ armrest, reduced access stairway angles, and standard stairway lighting.
- Experience reduced vibrations with isolated cab mounts and seatmounted implement and steering controls.
- Reduced interior sound levels help keep operators comfortable throughout their entire shift.
REDUCE ENVIRONMENTAL IMPACT
- The engine is available in configurations that meet U.S. EPA Tier 4 Final and EU Stage V emission standards, or noncertified that emits equivalent to U.S. EPA Tier 3.
- Automatic Engine Idle Shutdown helps conserve fuel 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 utilize reused or remanufactured components for 40 to 70% cost savings.
- Retrofit packages from Caterpillar deliver new features to older machines to get the most from your investment.
SAVE ON SERVICE AND MAINTENANCE
- Machine features ground level or platform access to easily reach daily service points.
- Swing-out doors on either side of the engine compartment help provide easy access to critical daily service checks.
- Ecology drains help prevent spills and allow for easy service.
- Intuitive design includes ground level access to transmission control valves for safe and convenient service.
Engine
| Engine Model | Cat® C18 |
| Net Power - SAE J1349:2011 | 496hp |
| Rated Speed | 1900.0r/min |
| Peak Power Speed | 1500.0r/min |
| Gross Power - SAE J1995:2014 | 562hp |
| Bore | 5.7in |
| Stroke | 7.2in |
| Displacement | 1105.0in³ |
| Peak Torque - 1,300 rpm | 2092.0lb/ft |
| Torque Rise | 52.0% |
| 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. |
| Note (2) | The following engine configurations are available: – Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. – Noncertified that emits equivalent to U.S. EPA Tier 3. |
Operating Specifications
| Operating Weight | 105271.0lb |
| Blade Capacities | 7.9 – 22.2 m3 (10.3 – 29.0 yd3) |
Transmission
| Transmission Type | Cat planetary power shift |
| Forward - 1 | 4.2mile/h |
| Forward - 2 | 7.2mile/h |
| Forward - 3 | 12.6mile/h |
| Forward - 4 | 22.0mile/h |
| Reverse - 1 | 4.2mile/h |
| Reverse - 2 | 7.6mile/h |
| Reverse - 3 | 13.3mile/h |
| Direct Drive - Forward 1 | Lock-up disabled |
| Direct Drive - Forward 2 | 7.7mile/h |
| Direct Drive - Forward 3 | 13.7mile/h |
| Direct Drive - Forward 4 | 23.9mile/h |
| Direct Drive - Reverse 1 | 4.5mile/h |
| Direct Drive - Reverse 2 | 8.1mile/h |
| Direct Drive - Reverse 3 | 14.3mile/h |
| Note | Travel speeds based on 35/65-R33 tire |
Hydraulic System - Lift/Tilt
| Lift/Tilt System - Circuit | Pilot operated LS valve with EH |
| Lift/Tilt System | Variable displacement piston |
| Maximum Flow at 1,900 rpm | 153.0gpm |
| Relief Valve Setting - Lift/Tilt | 4641.0psi |
| Cylinders, Double Acting - Lift, Bore and Stroke | 139.75 mm × 1021 mm (5.5 in × 40.2 in) |
| Cylinders, Double Acting - Left and Right Tilt, Bore and Stroke | 140 mm × 230 mm (5.5 in × 9.1 in) |
| Pilot System | Variable displacement piston |
| Pilot Maximum Flow | 13.7gpm |
| Pilot Relief Valve Setting | 580.0psi |
Hydraulic System - Steering
| Steering System - Circuit | Pilot, load sensing |
| Steering System - Pump | Piston, variable displacement |
| Maximum Flow | 65.8gpm |
| Relief Valve Setting - Steering | 3495.0psi |
| Total Steering Angle | 86.0° |
| Steering Cycle Times - High Idle | 3.1s |
| Steering Cycle Times - Low Idle | 5.7s |
Service Refill Capacities
| Fuel Tank | 209.5gal (US) |
| Cooling System | 31.7gal (US) |
| Crankcase | 15.9gal (US) |
| Diesel Exhaust Fluid Tank | 8.7gal (US) |
| Transmission | 31.7gal (US) |
| Hydraulic System Factory Fill | 63.4gal (US) |
| Differential - Final Drives - Front | 49.1gal (US) |
| Differential - Final Drives - Rear | 49.1gal (US) |
| Hydraulic System - Tank Only | 37.0gal (US) |
| Note (1) | All non-road Tier 4 Final/Stage V diesel engines are required to use: – ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: • 20% biodiesel FAME (fatty acid methyl ester)* • 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. • For pre-Tier 4 engines: Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: • 100% biodiesel FAME (fatty acid methyl ester)* • 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. * For use of blends higher than 20% biodiesel, consult your Cat dealer. ** 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 1.8 kg (3.9 lb) of refrigerant, which has a CO2 equivalent of 2.574 metric tonnes (2.837 tons). |
Axles
| Front | Fixed |
| Rear | Trunnion |
| Oscillation Angle | ±13° |
Brakes
| Brakes | ISO 3450: 2011 |
Sound Performance - Tier 4 Final / Stage V
| Operator Sound Pressure Level (ISO 6396:2008) | 72dB(A) |
| Machine Sound Power Level (ISO 6395:2008) | 113dB(A) |
| Operator Sound Pressure Level (ISO 6396:2008)* | 72dB(A) |
| Machine Sound Power Level (ISO 6395:2008)** | 109dB(A) |
| Note (1) | * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives” |
| Note (2) | ** European Union Directive “2000/14/EC” as amended by “2005/88/EC” and UK Noise Regulation 2001 No. 1701 |
| Note (3) | The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. |
| Note (4) | The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. |
| Note (5) | 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) | 72dB(A) |
| Machine Sound Power Level (ISO 6395:2008) | 113dB(A) |
| Operator Sound Pressure Level (ISO 6396:2008)* | 72dB(A) |
| Machine Sound Power Level (ISO 6395:2008)** | 110dB(A) |
| Note (1) | * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives” |
| Note (2) | ** European Union Directive “2000/14/EC” as amended by “2005/88/EC” and UK Noise Regulation 2001 No. 1701 |
| Note (3) | The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. |
| Note (4) | The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. |
| Note (5) | 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
| Height - Top of Exhaust Stack | 15.9ft |
| Height - Top of Air Cleaner | 12.8ft |
| Height - Top of Hood | 10.9ft |
| Ground Clearance - Bumper | 3.1ft |
| Centerline of Rear Axle to Edge of Bumper | 10.5ft |
| Wheel Base | 14.9ft |
| Length - Front of Tire | 28.4ft |
| Length - Straight Blade on Ground | 32.6ft |
| Length - Universal Blade on Ground | 34.4ft |
| Centerline of Front Axle to Hitch | 7.5ft |
| Ground Clearance | 1.7ft |
| Height - Top of Cab | 13.7ft |
Standard Equipment
NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
ELECTRICAL
- Alarm, back-up
- Alternator, single (100 amp)
- Batteries, dry
- Hazardous voltage lamp
- Converter, 10/15 amp, 24V to 12V
- Lighting system, (LED work lights, access and service platform lighting)
- Starting and charging system, 24V
- Auxiliary jump start receptacle
OPERATOR ENVIRONMENT
- Air conditioner
- Starter lockout in bumper
- Cab, sound suppressed and pressurized, integrated rollover protective structure (ROPS/FOPS) radio ready for entertainment, includes antenna, speakers and converter (12-volt 5-amp) and power port
- Cat Vision, rear-vision camera system
- Graphical information display, displays real time operating information, performs calibrations and customizes operator settings
- CB radio ready
- Tilt, tip controls
- Heater and defroster
- Horn, electric
- Light, cab (dome)
- Lights, directional
- Lunchbox and beverage holders
- Vital Information Management System (VIMS™) with graphical information display: external data port, customizable operator profiles, cycle timer, integrated payload control system
- Radio, AM/FM/CD/MP3 Bluetooth®
- Instrumentation, gauges: - coolant temperature, engine hour meter, hydraulic oil temperature, powertrain oil temperature
- Mirrors, rearview (externally mounted)
- Rimpull control system (RCS)
- Seat, deluxe
- Seat belt, retractable, 76 mm (3 in) wide
- Steering and transmission integrated control (STIC™) system
- UV glass
- Operator presence
- Wet-arm wipers/washers (front and rear)
- Intermittent front and rear wipers
POWERTRAIN
- Brakes, oil-cooled, multi-disc, service/secondary
- Automatic retarding controls
- Case drain screens
- Engine, Cat C18 MEUI™, diesel, turbocharged/aftercooled
- Antifreeze, premixed 50% concentration of extended life coolant with freeze protection to -34°C (-29°F)
- Electro hydraulic parking brake
- Turbine precleaner, engine air intake
- Radiator, Aluminum Modular Radiator (AMR)
- Manual switch and automatic fuel priming
- Starting aid (ether) automatic
- Throttle lock, electronic
- Torque converter, impeller clutch (ICTC) with lock-up clutch (LUC) and rimpull control system (switch and dial in cab)
- Transmission, planetary, power shift (4F/3R) electronic control
ADDITIONAL EQUIPMENT
- Doors, service access (locking)
- Hitch, drawbar with pin
- Oil sampling valves
- Rear access to cab and service platform
- Steering, load sensing
- Vandalism protection caplocks
Optional Equipment
NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
POWERTRAIN
- -50° C (-58° F) antifreeze
- Engine oil change system, high speed, Wiggins
- Engine brake
- High ambient cooling-software
- Turbine precleaner, engine air intake dual stage
- Axle oil cooler
- Crankcase guards
OPERATOR ENVIRONMENT
- Cab precleaner
- Radio, AM/FM/CD/MP3 Bluetooth with Satellite SiriusXM
- Seat, Premium Plus containing forced air heating and cooling, 2-way thigh adjustment, power lumbar and back bolster adjustment, ride stiffness, dynamic end dampening and leather finish
- LED warning strobe
- Window pull down visor
- Cat Detect (object detection system)
ADDITIONAL EQUIPMENT
- Front and rear roading fenders
- Fast fill fuel system (Shaw-Aero)