Wheel Dozers:

834K Scoops Wheel Dozer

834K Scoop Wheel Dozer
    Engine Model
    Cat® C18 ACERT™
    Net Power
    496 HP
    Bore
    5.7 in
    Stroke
    7.2 in

    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 almost 50 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 834K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.



    Product Specs

    • Engine

    • Engine Model
      Cat® C18 ACERT™
      Net Power
      496HP
      Bore
      5.7in
      Stroke
      7.2in
      Displacement
      1105in³
      Emissions
      U.S. EPA Tier 4 Final/EU Stage IV, Tier 3 Equivalent, or Tier 2 Equivalent
      Gross - SAE J1349
      562HP
      Net - SAE J1349
      496HP
      Peak Power Speed
      1,500 rpm
      Peak Torque - 1,300 rpm
      2092ft·lbf
      Rated Speed
      1,900 rpm
      Torque Rise
      52%
    • Transmission

    • 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
      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
      Transmission Type
      Cat planetary power shift
      Note
      Travel speeds based on 35/65-R33 tire.
      Note
      Travel speeds based on 35/65-R33 tire.
    • Brakes

    • Brakes
      ISO 3450:2011
    • Axles

    • Front
      Fixed
      Rear
      Trunnion
      Oscillation Angle
      ±13°
    • Weights

    • Operating Weight
      112838lb
    • Service Refill Capacities

    • Cooling System
      31.7gal (US)
      Crankcase
      15.9gal (US)
      Transmission
      31.7gal (US)
      Diesel Exhaust Fluid Tank*
      8.7gal (US)
      Differential - Final Drives - Front
      49.1gal (US)
      Differential - Final Drives - Rear
      49.1gal (US)
      Fuel Tank
      209.5gal (US)
      Hydraulic System - Tank Only
      37gal (US)
      Hydraulic System Factory Fill
      63.4gal (US)
      Note (1)
      All non-road Tier 4 Final/Stage IV Technology diesel engines are required to use:
      – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm (mg/kg) sulfur or less
      Note (2)
      *Only applicable to Tier 4 Final/Stage IV equipped machines.
    • Operating Specifications

    • Chip Scoop Operating Weight
      112838lb
      Coal Scoop Operating Weight
      112428lb
    • Sound Performance - Tier 4 Final/Stage IV - Standard

    • Machine Sound Level (ISO 6395)
      111dB(A)
      Operator Sound Level (ISO 6396)
      73dB(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 70 percent of 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 70 percent of the maximum engine cooling fan speed.
    • Sound Performance - Tier 4 Final/Stage IV: Suppression

    • Machine Sound Level (ISO 6395)
      109dB(A)
      Operator Sound Level (ISO 6396)
      72dB(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 70 percent of 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 70 percent of the maximum engine cooling fan speed.
    • Dimensions (Approximate)

    • Centerline of Front Axle to Hitch
      7.5ft
      Centerline of Rear Axle to Edge of Bumper
      10.5ft
      Ground Clearance
      1.7ft
      Ground to Center of Front Axle
      3.2ft
      Height - Top of Air Cleaner
      12.8ft
      Height - Top of Cab
      13.7ft
      Height - Top of Exhaust Stack
      14.8ft
      Height - Top of Hood
      10.9ft
      Length - Front of Tire
      28.4ft
      Length - With Chip Scoop on Ground
      39.3ft
      Length - With Coal Scoop on Ground
      39.3ft
      Wheel Base
      14.9ft
      Dump Angle at Full Lift Height
      64 deg
      Height - Edge of Dumped Scoop
      5ft
      Height - Edge of Retracted Scoop
      7.4ft
    • Scoops

    • Coal Scoop Carry Capacity
      30yd³
      Chip Scoop Carry Capacity
      35yd³
      Chip Scoop Doze Capacity
      70yd³
      Coal Scoop Doze Capacity
      60yd³
      Components
      Both scoops come with dual lift cylinders for increased lift capacity. Integrated stabilizer system makes sure that the scoop stays stable and centralized on the machine. Scoop tilt function is standard and provides ±15 degrees of tilt to maintain grade c
      Type
      Large capacity scoops for both wood chip and coal applications. A mesh screen integrated into the back of the scoop maintains visibility to the cutting edge. The chip scoop version has extra screens at the top due to higher capacity.
    • Hydraulic System - Lift/Dump/Tilt

    • Cylinders, Double Acting - Left and Right Dump, Bore and Stroke
      127 mm × 838 mm (5.0 in × 33.0 in)
      Cylinders, Double Acting - Lift, Bore and Stroke
      170.0 mm × 1107 mm (6.7 in × 43.6 in)
      Lift/Tilt System
      Variable displacement piston
      Lift/Tilt System - Circuit
      Pilot operated LS valve with EH
      Maximum Flow at 1,900 rpm
      153gal/min
      Pilot Maximum Flow
      13.7gal/min
      Pilot Relief Valve Setting
      580psi
      Pilot System
      Variable displacement piston
      Relief Valve Setting - Lift/Tilt
      4206psi
      Cylinders, Double Acting - Tilt, Bore and Stroke
      152.4 mm × 953 mm (6.0 in × 37.5 in)
    • Hydraulic System - Steering

    • Maximum Flow
      65.8gal/min
      Relief Valve Setting - Steering
      3495psi
      Steering Cycle Times - High Idle
      3.1s
      Steering Cycle Times - Low Idle
      5.7s
      Steering System - Circuit
      Pilot, load sensing
      Steering System - Pump
      Piston, variable displacement
      Total Steering Angle
      86°
    • 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.
    • Sound Performance - Tier 2 Equivalent/Stage II: Standard

    • Machine Sound Level (ISO 6395)
      112dB(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 70 percent of 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 70 percent of the maximum engine cooling fan speed.
      Operator Sound Level ( ISO 6396)
      81dB(A)
    • Sound Performance - Tier 2 Equivalent/Stage II: Suppression

    • Machine Sound Level (ISO 6395)
      109dB(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 70 percent of 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 70 percent of the maximum engine cooling fan speed.
      Operator Sound Level (ISO 6396)
      81dB(A)

    Equipment

    • Electrical
      • Alarm, back-up
      • Alternator (100 amp)
      • Batteries, maintenance-free
      • Deutsch terminal connectors
      • Electrical system (24V)
      • Lighting system, halogen (front and rear), access stairway
      • Starter, electric (heavy-duty)
      • Starting receptacle for emergency starts
    • Operator Environment
      • Air conditioner
      • Cab, sound suppressed and pressurized
      • Internal four-post rollover protective structure (ROPS/FOPS), radio ready (entertainment) includes antenna, speakers and converter (12V, 15 amp), 12V power port, tinted glass
      • Cigar lighter (12V, 15 amp) and ashtray
      • Coat hook
      • Electro-Hydraulic tilt, tip controls
      • Heater and defroster
      • Horn, electric
      • Light, cab (dome)
      • Lock-up clutch disable switch
      • Lunchbox and beverage holders
      • Monitoring system (VIMS 3G)
      • Action alert system, three category
      • Instrumentation, gauges:
        – Engine coolant temperature
        – Fuel level
        – Hydraulic oil temperature
        – Speedometer/tachometer
        – Transmission oil temperature
        – Instrumentation, warning indicators
        – Axle/brake oil temperature (front/rear)
        – Brake oil pressure
        – Electrical system, low voltage
        – Engine intake/combustion air temperature
        – Engine oil pressure
        – Engine overspeed
        – Fuel pressure
        – Hydraulic oil filter status
        – Parking brake status
        – Transmission filter status
        – Cat Vision (rear vision camera)
      • Mirrors, rearview (externally mounted)
      • Rimpull select switch
      • Seat, Comfort Series (cloth), air suspension
      • Seat belt, retractable, 76 mm (3 in) wide
      • STIC control system with steering lock
      • Tilt and lift control system lock
      • Transmission gear indicator
      • Wet-arm wipers/washers (front and rear)
      • Intermittent front wiper
    • Power Train
      • Brakes, full hydraulic, enclosed, wet-disc
      • Multiple disc service brakes
      • Case drain filters
      • Demand fan
      • Engine, Cat C18 MEUI with ACERT Technology, ATAAC, ADEM IV controller
      • Fuel priming pump (electric)
      • Parking brake
      • Precleaner, engine air intake
      • Radiator, Next Generation Modular
      • Radiator (NGMR)
      • Separated cooling system
      • Starting aid (ether) automatic
      • Throttle lock
      • Torque converter, impeller clutch with lock-up control system and rimpull control system (switch and dial in cab)
      • Transmission, planetary, autoshift (4F/3R)
    • Other Standard Equipment
      • Doors, service access (locking)
      • Engine, crankcase, 500 hour interval with CH-4 oil
      • Grouped Electronic Clutch Pressure
      • Control, remote mounted pressure taps
      • Hitch, drawbar with pin
      • Hood, metallic with lockable service doors
      • Hydraulic oil cooler
      • Muffler (under hood)
      • Oil sampling valves
      • Stairway, left side (rear access)
      • Steering, load sensing
      • Vandalism protection caplocks
      • Venturi stack
      • ±15 degree scoop tilt
    • Tires, Rims And Wheels
      • A tire must be selected from the mandatory attachments section – base machine price includes a tire allowance
    • Antifreeze
      • Premixed 50 percent concentration of Extended Life Coolant with freeze protection to –34° C (–29° F)
    • Power Train
      • –50° C (–58° F) antifreeze
      • Engine oil change system, high speed, Wiggins
      • Engine block heater 120V or 240V
      • Engine compression brake
      • Automatic retarding control (with engine compression brake)
      • Axle oil cooler
      • Second starter
      • Jacket water heater
      • Crankcase guards
    • Operator Environment
      • Cab precleaner
      • AM/FM/CD/MP3 radio
      • Satellite Sirius radio with Bluetooth
      • LED warning strobe
      • CB radio ready
      • Window pull down visor
      • Sound suppression
      • Visor group – cab pull-down shade
      • Cat Detect (rear object detection)
    • Miscellaneous Attachments
      • Front and rear roading fenders
      • Fast fill fuel system (Shaw-Aero)
      • Cat Detect
      • Halogen and HID lights

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