Coal Bowl Scrapers:

637K Wheel Tractor – Coal Bowl Scraper

Flywheel Power: Tractor/Scraper
425 kW (570 hp)/216 kW (290 hp)
Scraper Capacity: Heaped
50 yd3
Top Speed (Loaded)
34.7 mph
Fuel Tank Refill Capacity: Scraper
370 gal


Product Specs

  • Engine

  • Flywheel Power: Tractor/Scraper
    425 kW (570 hp)/216 kW (290 hp)
  • Operating Specifications

  • Scraper Capacity: Heaped
    50yd3
    Top Speed (Loaded)
    34.7mph
  • General Data

  • Fuel Tank Refill Capacity: Scraper
    370gal
    Overall Width
    12.93ft
    Overall Shipping Height
    13.62ft
    Scraper Capacity: Struck
    41yd3
    Scraper Capacity: Heaped
    50yd3
    Rated Load
    34 472 kg (76,000 lb)/34.20 tonnes (38 tons)
    Width of Cut
    11.50ft
    Maximum Depth of Cut
    17.7in
    Maximum Depth of Spread
    21.1in
    Top Speed (Loaded)
    34.7mph
    180° Curb-to-Curb Turning Width
    42.59ft
    Tires: Tractor
    37.25R35**E3
    Tires: Scraper
    37.25R35**E3
    Operating Weight (Empty)
    117782lb
    Overall Length
    609.5in
    Engine Model: Tractor
    Cat C18 ACERT™
    Engine Model: Scraper
    Cat C9.3 ACERT
    Rated Engine RPM: Tractor
    1900rpm
    Rated Engine RPM: Scraper
    2150rpm
    Flywheel Power: Tractor
    570hp
    Flywheel Power: Scraper
    290hp
    Emissions
    Cat C9.3 ACERT and Cat C18 ACERT engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.
  • Cab

  • ROPS/FOPS
    Meet ISO standards
    Exterior Sound Power Level
    The exterior sound power level for the standard machine (ISO 6393:2008) is 118 dB(A).
  • Safety Criteria Compliance Standards

  • Rollover Protection Structure (ROPS)
    ISO 3471:2008 for up to 21 282 kg (46,919 lb)
    Falling Object Protective Structure (FOPS)
    ISO 3449:2005 Level II
    Brakes
    ISO 3450:2011
    Steering System
    ISO 5010:2007
    Seat Belt
    SAE J386:FEB2006
    Reverse Alarm
    ISO 9533:2010
  • Travel Speeds (Runout)

  • Transmission Gear: First
    3.4mph
    Transmission Gear: Second
    6.2mph
    Transmission Gear: Third
    7.7mph
    Transmission Gear: Fourth
    10.5mph
    Transmission Gear: Fifth
    14.1mph
    Transmission Gear: Sixth
    19.0mph
    Transmission Gear: Seventh
    25.7mph
    Transmission Gear: Eighth
    34.7mph
    Transmission Gear: Reverse
    6.2mph
  • Implement Cycle Times

  • Bowl Raise
    3.5seconds
    Bowl Lower
    3.5seconds
    Apron Raise
    4.0seconds
    Apron Lower
    3.8seconds
    Ejector Extend
    8.5seconds
    Ejector Retract
    8.5seconds
    Bail Raise
    1.5seconds
    Bail Lower
    2.1seconds
  • Service Refill Capacities

  • Crankcase: Tractor
    13.7gal
    Crankcase: Scraper
    6.5gal
    Transmission System: Tractor
    29gal
    Transmission System: Scraper
    12.9gal
    Cooling System: Tractor
    19.8gal
    Cooling System: Scraper
    16.1gal
    Fuel Tank
    370gal
    Hydraulic System
    37.5gal
    Diesel Exhaust Fluid: Tractor
    8gal
    Diesel Exhaust Fluid: Scraper
    5.8gal
  • Dimensions

  • Width – Overall Machine
    155in
    Width – Tractor
    137.8in
    Width – Rear Tire Centers
    96.9in
    Width – Inside of Bowl
    134in
    Width – Outside Rear Tires
    143.2in
    Height – Overall Shipping
    163in
    Height – Top of Cab
    147in
    Ground Clearance – Tractor
    26.1in
    Front of Tractor to Front Axle
    142.2in
    Axle to Vertical Hitch Pin
    20in
    Height – Scraper Blade Maximum
    21.2in
    Wheelbase
    377in
    Length – Overall Machine (Standard)
    609.5in
    Rear Axle to Rear of Machine
    95.4in

Equipment

  • Power Train – Tractor
    • Cat C18 ACERT engine with MEUI
    • Compression engine brake
    • Electric start, 24V
    • Air cleaner, dry type with precleaner
    • Fan, hydraulic
    • Ground level engine shutdown
    • Radiator, aluminum unit core, 9 fins per inch
    • Guard, crankcase
    • Starting aid, ether
    • Braking system:
      • Primary and secondary, wet disc, hydraulic actuated
      • 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
    • Cat C9.3 ACERT engine
      • High pressure common rail fuel
      • Constant lift engine brake
    • Electric start, 24V
    • Air cleaner, dry type with precleaner
    • Fan, mechanical driven
    • Ground level engine shutdown
    • Radiator, aluminum unit core, 9 fins per inch
    • Starting aid, either
    • Braking system:
      • Primary and secondary, dry caliper, hydraulic actuated
    • Transmission:
      • 4-speed (torque converter drive)
      • Planetary power shift
  • Electrical – Tractor
    • Alternator, 150 Amp
    • Batteries (4), 12V, 1,000 CCA, maintenance free, high output
    • Electrical system, 24V
    • Lighting system:
      • Headlights, LED
      • Turn signals with hazard function, LED floodlights, (2) cutting edge (1) bowl, halogen side vision (2)
    • Starting/charging receptacle
  • Electrical – Scraper
    • Alarm, backup
    • Batteries (4) 12V, 1,000 CAA, maintenance free, high output
    • Alternator, 65 Amp
    • Electrical system, 24V
    • 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
    • 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
      • 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 hooks, front
    • Vandalism locks
    • Heater, engine coolant 120V
    • Steering locks
  • Other Standard Equipment – Scraper
    • Coal Bowl
      • 31 m3 (41 yd3), struck
      • 38 m3 (50 yd3), heaped
    • Vandalism locks
    • Scraper fenders
    • Fast oil change
    • Rims (2)
    • Hydraulic position sensing cylinders (bowl lift and apron)
  • Steering Arrangements
    • Secondary Steering Arrangement
  • Integrated Technologies
    • Sequence Assist Arrangement
    • Advanced Tire Spin Reduction
  • Other Attachments
    • Camera arrangement – WAVS
    • Cab beacon
    • Air horn
    • Air horn and beacon
    • Wiring group
  • Service Instructions
    • Film arrangement – U.S. (ANSI)
    • Film arrangement – International (ISO)

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