336 Excavator

  • Specs Summary
  • Flywheel Power - Tractor/Scraper
    ( )
  • Flywheel Power - Tractor/Scraper
  • Scraper Capacity - Heaped
    24 yd³ (18.4 m³)
  • Top Speed - Loaded
    33.5 mile/h (53.9 km/h)

621K 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.
  • Rated Load ( )
  • Fuel Tank Refill Capacity - Scraper 201 gal (US) (763 l)
  • 180° Curb-to-Curb Turning Width 38.71 ft (11.8 m)
  • Overall Shipping Height 13.22 ft (4.03 m)
  • Overall Width 11.71 ft (3.57 m)
  • Top Speed - Loaded 33.5 mile/h (53.9 km/h)
  • Scraper Capacity - Heaped 24 yd³ (18.4 m³)
  • Width - Cut 10.3 ft (3.14 m)
  • Maximum Depth of Cut 12.4 in (315 mm)
  • Tires - Scraper ( )
  • Maximum Depth of Spread 21.3 in (540 mm)
  • Scraper Capacity - Struck 17.1 yd³ (13 m³)
  • Rated Engine RPM - Tractor 2000 r/min (2000 r/min)
  • Flywheel Power - Tractor 407 HP (304 kW)
  • Engine Model - Tractor ( )
  • Scraper Capacity - Heaped 24 yd³ (18.4 m³)
  • Top Speed - Loaded 33.5 mile/h (53.9 km/h)
  • Hydraulic System 21.926 gal (US) (83 l)
  • Fuel Tank 216.09 gal (US) (818 l)
  • Front of Tractor to Front Axle 122.8 in (3119 mm)
  • Axle to Vertical Hitch Pin 21.3 in (540 mm)
  • Wheel Base 314.9 in (7998 mm)
  • Rear Axle - Rear of Machine 114.1 in (2898 mm)
  • Length - Overall Machine - Standard 551.8 in (14015 mm)
  • Length - Maximum (Push-Pull) 613.2 in (15576 mm)
  • Width - Rear Tire Centers 90.2 in (2290 mm)
  • Overall Length 45.9 ft (14.02 m)
  • Operating Weight - Empty 79787 lb (36185 kg)
  • Overall Length - With Bail Down 51.1 ft (15.58 m)
  • Operating Weight - Empty 80630 lb (36567 kg)
  • ROPS/FOPS ( )
  • Exterior Sound Level ( )
  • Seat Belt ( )
  • Reverse Alarm ( )
  • Rollover Protection Structure (ROPS) ( )
  • Brakes ( )
  • Falling Object Protective Structure (FOPS) ( )
  • Steering System ( )
  • Transmission Gear - Third 7.5 mile/h (12.1 km/h)
  • Transmission Gear - Reverse 5.7 mile/h (9.2 km/h)
  • Transmission Gear - First 3.1 mile/h (5 km/h)
  • Transmission Gear - Seventh 24.8 mile/h (39.9 km/h)
  • Transmission Gear - Fifth 13.6 mile/h (21.9 km/h)
  • Transmission Gear - Eighth 33.5 mile/h (53.9 km/h)
  • Transmission Gear - Fourth 10.1 mile/h (16.3 km/h)
  • Transmission Gear - Second 5.5 mile/h (8.9 km/h)
  • Transmission Gear - Sixth 18.4 mile/h (29.6 km/h)
  • Bail Lower 3.2 s (3.2 s)
  • Ejector Extend 5.2 s (5.2 s)
  • Apron Lower 3.8 s (3.8 s)
  • Bowl Raise 3 s (3 s)
  • Bowl Lower 3.5 s (3.5 s)
  • Apron Raise 2.95 s (2.95 s)
  • Bail Raise 1.8 s (1.8 s)
  • Ejector Retract 6.7 s (6.7 s)
  • Height - Scraper Blade Maximum 20.5 in (520 mm)
  • Height - Overall Shipping 158.6 in (4029 mm)
  • Width - Outside Rear Tires 128.9 in (3275 mm)
  • Width - Tractor 133.1 in (3381 mm)
  • Height - Top of Cab 142.2 in (3612 mm)
  • Ground Clearance - Tractor 21.9 in (557 mm)
  • Width - Overall Machine 141.1 in (3585 mm)
  • Tires - Tractor Drive ( )
  • Note ( )
  • Flywheel Power - Tractor/Scraper ( )
  • Cooling System 11.89 gal (US) (45 l)
  • Crankcase 8.08 gal (US) (30.58 l)
  • Diesel Exhaust Fluid 8.057 gal (US) (30.5 l)
  • Transmission System 24.76 gal (US) (93 l)
  • Width - Overall Machine - Ladder Down 149.2 in (3790 mm)
  • Width - Inside of Bowl 120 in (3048 mm)

Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

POWER TRAIN - TRACTOR

  • Cat C13 engine with MEUI™
  • 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
  • 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 - 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 pin, front
  • Vandalism locks
  • Heater, engine coolant 120V

OTHER STANDARD EQUIPMENT - SCRAPER

  • Bowl: - 18.4 m3 (24 yd3), heaped - 14.1 m3 (18.4 yd3), struck
  • Vandalism locks
  • 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
  • Load Assist
  • Cat Grade Control with Load Assist

OTHER ATTACHMENTS

  • Camera arrangement - WAVS
  • Steering lock - external
  • Cab beacon
  • Air horn
  • Air horn and beacon
  • Fender, scraper
  • Guard, overflow
  • Wiring group
  • Year of manufacture plate

WORK LIGHT ATTACHMENTS

  • HID work lights

AMBIENT CAPABILITY ARRANGEMENTS

  • Cooling, high ambient HRC
  • Cooling, low ambient HRC
  • Cooling, high ambient LRC
  • Cooling, low ambient LRC

SERVICE INSTRUCTIONS

  • Film arrangement - U.S. (ANSI)
  • Film arrangement - International (ISO)