631K Wheel Tractor-Scraper

Product description

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.

Tractor Engine

Flywheel Power - Tractor/Scraper - 570HP

Scraper Bowl

Scraper Capacity - Heaped - 34yd³

Transmission

Top Speed - Loaded - 34.7mile/h

Dimensions

Front of Tractor to Front Axle - 142.2in
Axle to Vertical Hitch Pin - 20in
Wheel Base - 346.8in
Rear Axle - Rear of Machine - 108in
Height - Scraper Blade Maximum - 20in
Ground Clearance - Tractor - 26.1in
Length - Overall Machine - Standard - 597in
Length - Maximum (Push-Pull) - 655.1in
Width - Tractor - 137.8in
Height - Top of Cab - 147in
Width - Rear Tire Centers - 96.9in
Width - Overall Machine - 155in
Width - Outside Rear Tires - 143.2in
Width - Inside of Bowl - 134in
Height - Overall Shipping - 153.2in

General

Tires - Scraper - 37.25R35**E3
Rated Load - 37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
Scraper Capacity - Struck - 24yd³
Tires - Tractor - 37.25R35**E3
Maximum Depth of Cut - 17.7in
Width - Cut - 11.5ft
Scraper Capacity - Heaped - 34yd³
Overall Width - 12.93ft
Top Speed - Loaded - 34.7mile/h
Fuel Tank Refill Capacity - Scraper - 231gal (US)
Overall Shipping Height - 12.75ft
180° Curb-to-Curb Turning Width - 40.12ft
Maximum Depth of Spread - 21.1in

Engine

Flywheel Power - Tractor - 570HP
Rated Engine RPM - Tractor - 1900r/min
Engine Model - Tractor - Cat C18
Emissions - Cat C18 engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.

Service Refill Capacities

Fuel Tank - 231gal (US)
Hydraulic System - 37.5gal (US)
Diesel Exhaust Fluid (DEF) - 8gal (US)
Cooling System - 19.8gal (US)
Crankcase - Tractor - 13.7gal (US)
Transmission System - 29gal (US)

Non Push-Pull

Overall Length - 49.34ft
Operating Weight - Empty - 102750lb

Push-Pull

Overall Length - With Bail Down - 54.59ft
Operating Weight - Empty - 106430lb

Cab

ROPS/FOPS - ROPS/FOPS meet “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

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

Travel Speeds - Runout

Transmission Gear - Sixth - 19mile/h
Transmission Gear - Seventh - 25.7mile/h
Transmission Gear - Reverse - 6.2mile/h
Transmission Gear - Fourth - 10.5mile/h
Transmission Gear - Eighth - 34.7mile/h
Transmission Gear - First - 3.4mile/h
Transmission Gear - Fifth - 14.1mile/h
Transmission Gear - Third - 7.7mile/h
Transmission Gear - Second - 6.2mile/h

Implement Cycle Times

Bowl Lower - 3.5s
Bowl Raise - 3.5s
Bail Raise - 1.5s
Ejector Retract - 8.5s
Bail Lower - 2.1s
Apron Lower - 3.8s
Ejector Extend - 8.5s
Apron Raise - 4s

Standard Equipment:

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Power Train – Tractor
- Cat C18
- 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
  - 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, dry caliper, hydraulic actuated
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
- 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
  - Diesel Particulate Filter (DPF) 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
  - DEF fill levels
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
- Bowl:
  - 18.3 m3 (24 yd3), struck
  - 26 m3 (34 yd3), heaped
- Vandalism locks
- Rims (2)
- 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 with Payload Estimator
- Load Assist
- Cat Grade Control with Load Assist
- Advanced Tire Spin Reduction
Other Attachments
- Camera arrangement – Work Area Vision System (WAVS)
- Cab beacon
- Air horn
- Air horn and beacon
- Fender, scraper
- Guard, overflow
- Wiring group
- Push Pull
Service Instructions
- Film arrangement – U.S. (ANSI)
- Film arrangement – International (ISO)

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