Product Specifications for 621

621 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

• 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
  – 18.4 m³ (24 yd³), heaped
  – 14.1 m³ (18.4 yd³), struck

• Vandalism locks

• Hydraulic position sensing cylinders (bowl lift and apron)

621 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)