+

623K Wheel Tractor-Scraper

Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing Cat Wheel Tractor-Scrapers to consistently deliver high productivity at the lowest cost per ton.

Engine

Flywheel Power - Tractor/Scraper 304 kW (407 hp)
Rated Engine RPM 2000r/min
Engine Model Cat C13
Flywheel Power - Tractor 407HP
Note C13 engine emits equivalent to U.S. EPA Tier 2/EU Stage II or U.S. EPA Tier 3/EU Stage III.

Scraper Bowl

Scraper Capacity - Heaped 23yd³

Transmission

Top Speed - Loaded 33.5mile/h

Dimensions

Height - Overall Shipping 158.9in
Length - Overall Machine 542in
Width - Overall Machine 141.1in
Height - Top of Cab 142.6in
Height - Scraper Blade Maximum 20.5in
Width - Tractor 133.1in
Width - Inside of Bowl 120in
Width - Outside Rear Tires 128.9in
Front of Tractor to Front Axle 122.8in
Wheel Base 329.5in
Rear Axle - Rear of Machine 89.7in
Ground Clearance - Tractor 21.9in
Width - Overall Machine - Ladder Down 149.2in
Axle to Vertical Hitch Pin 17in
Width - Rear Tire Centers 90.2in
Height - Top of Elevator 148.3in

Service Refill Capacities

Fuel Tank 216.09gal (US)
Crankcase 8.08gal (US)
Cooling System 11.89gal (US)
Hydraulic System 21.926gal (US)
Transmission System 24.76gal (US)

Travel Speeds - Runout

Transmission Gear - Sixth 18.4mile/h
Transmission Gear - Third 7.5mile/h
Transmission Gear - Second 5.5mile/h
Transmission Gear - Fifth 13.6mile/h
Transmission Gear - Seventh 24.8mile/h
Transmission Gear - First 3.1mile/h
Transmission Gear - Eighth 33.5mile/h
Transmission Gear - Fourth 10.1mile/h
Transmission Gear - Reverse 5.7mile/h

Implement Cycle Times

Ejector Retract 9.7s
Bowl Raise 3s
Bowl Lower 3.5s
Ejector Extend 6.45s

General

Top Speed - Loaded 33.5mile/h
Number of Flights 15
Operating Weight - Empty 88061lb
180° Curb-to-Curb Turning Width 38.71ft
Overall Shipping Height 12.37ft
Overall Length 45.18ft
Maximum Depth of Spread 18.3in
Fuel Tank Refill Capacity - Scraper 201gal (US)
Scraper Capacity - Struck 18.8yd³
Scraper Capacity - Heaped 23yd³
Rated Load 25 038 kg (55,200 lb); 25.1 tonnes (27.6 tons)
Tires - Tractor Drive 33.25R29**E3
Width - Cut 10.3ft
Elevator Flight Spacing 20in
Overall Width 11.71ft
Maximum Depth of Cut 10.3in
Maximum Floor Opening 4.4ft
Tires - Scraper 33.25R29**E3

Cab

ROPS/FOPS Meets ISO standards
Exterior Sound Level The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).

Safety Criteria Compliance Standards

Reverse Alarm ISO 9533:2010
Steering System ISO 5010:2007
Rollover Protection Structure (ROPS) ISO 3471:2008 for up to 17 084 kg (37,664 lb)
Seat Belt SAE J386:JUN1985
Falling Object Protective Structure (FOPS) ISO 3449:2005 Level II
Brakes ISO 3450:2011

Standard Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train – Tractor
    • Cat C13
    • Cat engine brake
    • Electric start, 24 Volt
    • Air cleaner, dry type with precleaner
    • Fan, hydraulic
    • Ground level engine shutdown
    • Radiator, aluminum unit core, 9 fins per inch
    • Guard, crankcase
    • Muffler (only for less or non-regulated regions engine arrangement only)
    • Starting aid, ether
    • Braking system:
      – Primary and secondary, wet disc, hydraulic
      – Parking, hydraulic-released, spring-applied
      – Throttle lock
    • Transmission:
      – 8-speed planetary power shift
      – ECPC control
      – APECS software
      – Programmable top gear selection
      – Transmission hold
      – Differential lock
      – Guard, power train
      – Standard tire spin reduction
      – Ground speed control
      – Machine speed limit
      – Differential lock protection
  • Power Train – Scraper
    • Braking system:
      – Primary and secondary, wet disc, hydraulic
  • Electrical – Tractor
    • Alternator, 150 Amp
    • Batteries (4), 12V, 1,000 CCA, maintenance free, high output
    • Electrical system, 24V
    • Lighting system:
      – Headlights, halogen
      – Turn signals with hazard function, LED floodlights, (2) cutting edge (1) bowl, halogen side vision (2)
    • Starting/charging receptacle
  • Electrical – Scraper
    • Alarm, backup
    • Lighting system:
      – Brake lights, LED
      – Turn signals with hazard function, LED
  • Operator Environment – Tractor
    • HVAC system, heat, AC, defrost
    • Thermostat control of HVAC system
    • Coat hook
    • Lunchbox platform with holding strap
    • Diagnostic connection (2)
    • 12V power ports (2)
    • Differential lock (1)
    • Dome courtesy light
    • Horn, electric
    • T-Handle implement control
    • Mirror, rearview
    • Radio ready
    • ROPS/FOPS cab, pressurized
    • Keypad switches:
      – Throttle lock
      – Wipers/washers
      – Hazard lights
      – Retarding level select
      – Work lights on, off
      – Information mode on Messenger Display
    • Safety tab rocker switches:
      – Regeneration control
      – Parking brake
    • Seat belt, static two-piece
    • Seat, Cat Advanced Ride Management (ARM), Cat Comfort Series 3, rotates 30 degrees
    • Steering wheel, tilt, telescoping, padded
    • Windows, right side emergency egress
    • Windows, sliding
    • Windows, laminated, zipped in
    • Windshield wipers, front and rear windows, includes washers
    • Door lock
    • Messenger Display
    • Gauges, warnings include:
      – Coolant temperature
      – Engine oil temperature
      – Hydraulic oil temperature
      – Fuel level
      – Park brake
      – Implement lockout
      – Brake system
      – Regeneration required
      – Throttle lock
      – System voltage
      – Secondary steering
      – Bail down
      – Ejector auto
      – Differential lock
      – Apron float
      – Transmission hold
      – Cushion hitch
      – High beam lights
      – Action lamp
      – Engine speed, rpm
      – Gear selection
  • Fluids
    • Extended Life Coolant to –37° C (–34° F)
  • Other Standard Equipment – Tractor
    • Advanced cushion hitch
    • Accumulators (cushion hitch) with Canadian Registration Number (CRN)
    • Fast oil change
    • Fenders, non-metallic
    • Heater, engine coolant 120V
    • Rims (2)
    • Tow pin, front
    • Vandalism locks
    • Heater, engine coolant 120V
  • Other Standard Equipment – Scraper
    • Bowl
      – 17.6 m³ (23 yd³), heaped
      – 13.5 m³ (17.6 yd³), struck
    • Vandalism locks
    • Elevator with 15 flights
    • Hydraulic position sensing cylinders (bowl lift and apron)

Optional Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Steering Arrangements
    • Secondary Steering Arrangement
  • Integrated Technologies
    • Sequence Assist Arrangement
    • Product Link
    • Cat Grade Control with Load Assist
  • Work Light Attachments
    • HID work lights
  • Ambient Capability Arrangements
    • Cooling, high ambient HRC
    • Extended Life Coolant, -50° C (-58° F)
    • Cooling, high ambient LRC
    • Cooling, low ambient LRC
  • Other Attachments
    • Camera arrangement – WAVS
    • Steering lock – external
    • Cab beacon
    • Air horn
    • Air horn and beacon
    • Fender, scraper
    • Wiring group
    • Year of manufacture plate
  • Service Instructions
    • Film arrangement – U.S. (ANSI)
    • Film arrangement – International (ISO)