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834 Wheel Dozer

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 mid-1960’s, the 834 has been the industry leader for over 50 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 834 continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.

Engine

Engine Model Cat® C18
Rated Speed 1900r/min
Peak Power Speed 1500r/min
Gross Power - SAE J1995 562hp
Net Power - SAE J1349 496hp
Bore 5.7in
Stroke 7.2in
Displacement 1105in³
Peak Torque - 1,300 rpm 2092lb/ft
Torque Rise 52%
Emissions U.S. EPA Tier 4 Final and EU Stage V emission standards or equivalent to U.S. EPA Tier 3 and U.S. EPA Tier 2.

Operating Specifications

Operating Weight 105271lb
Blade Capacities 7.9 – 22.2 m3 (10.3 – 29.0 yd3)
Coal Scoop Operating Weight 112428lb
Chip Scoop Operating Weight 112838lb

Transmission

Transmission Type Cat planetary power shift
Forward - 1 4.2mile/h
Forward - 2 7.2mile/h
Forward - 3 12.6mile/h
Forward - 4 22mile/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

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 153gal/min
Relief Valve Setting - Lift/Tilt 4641psi
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 13.7gal/min
Pilot Relief Valve Setting 580psi

Hydraulic System - Steering

Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement
Maximum Flow 65.8gal/min
Relief Valve Setting - Steering 3495psi
Total Steering Angle 86°
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 37gal (US)

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.

Axles

Front Fixed
Rear Trunnion
Oscillation Angle ±13°

Brakes

Brakes ISO 3450: 2011

Sound Performance - Tier 4 Final/EU Stage V - Standard

Operator Sound Level (ISO 6396) 72dB(A)
Machine Sound Level (ISO 6395) 113dB(A)

Sound Performance - Tier 4 Final/EU Stage V - Suppression

Operator Sound Level (ISO 6396) 72dB(A)
Machine Sound Level (ISO 6395) 109dB(A)

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
Centerline of Front Axle to Hitch 7.5ft
Length - Universal Blade on Ground 34.4ft
Ground Clearance 1.7ft
Height - Top of Cab 13.7ft

Scoops

Chip Scoop Carry Capacity 35yd³
Chip Scoop Doze Capacity 70yd³
Coal Scoop Carry Capacity 30yd³
Coal Scoop Doze Capacity 60yd³

Standard Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Electrical
    • Alarm, back-up
    • Alternator (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
    • Starter emergency start receptacle
  • Operator Environment
    • Air conditioner
    • Cab, sound suppressed and pressurized
    • 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
    • Tilt, tip controls
    • Heater and defroster
    • Horn, electric
    • Light, cab (dome)
    • Lights, directional
    • Lunchbox and beverage holders
    • Monitoring system (VIMS 3G)
    • 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
  • Power Train
    • 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)
    • 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 with lock-up control system and rimpull control system (switch and dial in cab)
    • Transmission, planetary, power shift (4F/3R) electronic control
  • Other Standard Equipment
    • Doors, service access (locking)
    • Hitch, drawbar with pin
    • Oil sampling valves
    • Stairway, left side (rear access)
    • Steering, load sensing
    • Vandalism protection caplocks

Optional Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train
    • -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
    • Satellite Sirius radio with Bluetooth
    • LED warning strobe
    • CB radio ready
    • Window pull down visor
    • Cat Detect (object detection system)
  • Miscellaneous Attachments
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)