834K Scoops Wheel Dozer

834K Scoops 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 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.

Engine Model
Cat® C18 ACERT™
Net Power
496 mm H2O
Bore
5.7 in
Stroke
7.2 in

Engine

Engine Model
Cat® C18 ACERT™
Net Power
496mm H2O
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
562mm H2O
Peak Power Speed
1,500 rpm
Rated Speed
1,900 rpm
Torque Rise
52%
Engine Model
Cat® C18 ACERT™
Net Power
496hp
Bore
5.7in
Stroke
7.2in
Displacement
1105in3
Torque Rise
52%
Emissions
U.S. EPA Tier 4 Final/EU Stage IV, Tier 3 Equivalent, or Tier 2 Equivalent
Gross – SAE J1349
562hp
Net - SAE J1349
496mm H2O
Peak Power Speed
1,500 rpm
Peak Torque - 1,300 rpm
2092ft·lbf
Rated Speed
1,900 rpm

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
Direct Drive Forward 1
Lock-up disabled
Direct Drive Forward 2
7.7mph
Direct Drive Forward 3
13.7mph
Direct Drive Forward 4
23.9mph
Direct Drive Reverse 1
4.5mph
Direct Drive Reverse 2
8.1mph
Direct Drive Reverse 3
14.3mph
Forward 1
4.2mph
Forward 2
7.2mph
Forward 3
12.6mph
Forward 4
22.0mph
Reverse 1
4.2mph
Reverse 2
7.6mph
Reverse 3
13.3mph
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
Brakes
ISO 3450:2011

Axles

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

Weights

Operating Weight
112838lb
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.
Diesel Exhaust Fluid Tank*
8.7gal
Fuel Tank
209.5gal
Hydraulic System (tank only)
37.0gal
Hydraulic System Factory Fill
63.4gal
Cooling System
31.7gal
Crankcase
15.9gal
Transmission
31.7gal
Differentials and Final Drives – Front
49.1gal
Differentials and Final Drives – Rear
49.1gal
Note
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
*Only applicable to Tier 4 Final/Stage IV equipped machines.

Operating Specifications

Coal Scoop Operating Weight
112428lb
Chip Scoop Operating Weight
112838lb

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

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.
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)
Operator Sound Level - ISO 6396
81dB(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 2 Equivalent/Stage II: Suppression

Machine Sound Level (ISO 6395)
109dB(A)
Operator Sound Level - ISO 6396
81dB(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.

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)

Sound Performance: Tier 4 Final/Stage IV – Standard

Operator Sound Level (ISO 6396)
73dB(A)
Machine Sound Level (ISO 6395)
111dB(A)

Sound Performance: Tier 4 Final/Stage IV – Suppression

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

Hydraulic System – Steering

Maximum Flow
65.8gal/min
Relief Valve Setting – Steering
3495psi
Steering Cycle Time (high idle)
3.1sec
Steering Cycle Time (low idle)
5.7sec
Steering System – Circuit
Pilot, load sensing
Steering System – Pump
Piston, variable displacement
Total Steering Angle
86°

Scoops

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

Sound Performance: Tier 2 Equivalent/Stage II – Standard

Operator Sound Level (ISO 6396)
81dB(A)
Machine Sound Level (ISO 6395)
112dB(A)

Sound Performance: Tier 2 Equivalent/Stage II – Suppression

Operator Sound Level (ISO 6396)
81dB(A)
Machine Sound Level (ISO 6395)
109dB(A)

Standard 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)
    • 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)

Optional Equipment:

  • 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