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990K Millyard Arrangement Wheel Loader

Cat Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely. The 990K Millyard Arrangement is designed to meet the demands of millyard applications. The features of the 990K Millyard work together to provide a durable and reliable machine to meet the needs of the modern millyard.

Engine

Net Power

699HP

Engine Model

Cat® C27 ™

Bore

5.4in

Stroke

6in

Displacement

1649.5in³

Torque Rise

18%

Rated Speed

1,800/min

Rated Speed - Gross - ISO 14396

752HP

Gross - ISO 14396

752HP

Net Power - SAE J1349

699HP

Rated Speed - Net Power - SAE J1349 - Standard Ambient

699HP

Rated Speed - Net Power - SAE J1349 - High Ambient

648HP

Peak Torque - 1,200 rpm

2624lb/ft

Rated Speed - Gross - SAE J1995

766HP

Emissions

U.S. EPA Tier 4 Final or Tier 2 equivalent

Operating Specifications

Operating Weight

202398lb

Tipping Load - Straight

92990lb

Tipping Load - Articulated 35°

81896lb

Transmission

Transmission Type

Cat-Planetenlastschaltgetriebe

Forward - 1

4.5mile/h

Forward - 2

8.3mile/h

Forward - 3

14.2mile/h

Reverse - 1

4.9mile/h

Reverse - 2

9.1mile/h

Reverse - 3

15.5mile/h

Direct Drive - Forward 3

15.2mile/h

Direct Drive - Forward 1

Lock-up disabled

Direct Drive - Reverse 3

16.4mile/h

Direct Drive - Reverse 1

5.4mile/h

Direct Drive - Reverse 2

9.6mile/h

Direct Drive - Forward 2

8.5mile/h

Note

Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.

Axles

Front

Fixed

Rear

Trunnion

Oscillation Angle

8.5°

Hydraulic Cycle Times

Raise

9.4s

Dump

2.9s

Lower Float Down

3.6s

Lower

3.7s

Rack Back

4.8s

Service Refill Capacities

Fuel Tank

294.3gal (US)

Cooling System

54.9gal (US)

Transmission

29.1gal (US)

Hydraulic Tank - Steering and Braking

34.9gal (US)

Differential - Final Drives - Rear

68.9gal (US)

Engine Crankcase

20gal (US)

Differential - Final Drives - Front

71.6gal (US)

Hydraulic Tank - Implement and Hydraulic Fan

68.9gal (US)

Hydraulic System Factory Fill

210gal (US)

Hydraulic System - Lift/Tilt

Maximum Flow at 1,800 rpm (1)

216gal/min

Lift/Tilt System - Circuit

Positive flow control

Relief Valve Setting - Lift/Tilt

4786psi

Maximum Flow at 1,800 rpm (2)

22.2gal/min

Relief Valve Setting - Main

507psi

Pilot System

Open loop and pressure reducing

Lift/Tilt System

Variable displacement piston

Cylinders, Double Acting - Tilt, Bore and Stroke

317.5 mm × 819 mm (12.5 in × 32.2 in)

Cylinders, Double Acting - Lift, Bore and Stroke

254 mm × 1264 mm (10.0 in × 49.8 in)

Hydraulic System - Steering

Relief Valve Setting - Steering

4641psi

Maximum Flow at 1,400 rpm

94.5gal/min

Steering System - Circuit

Pilot, load sensing

Total Steering Angle

70°

Steering System - Pump

Piston, variable displacement

Sound Performance - Standard

Machine Sound Level (ISO 6395:2008)

115dB(A)

Operator Sound Level (ISO 6396:2008)

69dB(A)

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008)

69dB(A)

Machine Sound Level (ISO 6395:2008)

113dB(A)

Dimensions - Millyard Linkage - Approximate

Ground to Top of Exhaust Stacks

16.6ft

Fork Height at Maximum Lift

18.3ft

Ground to Top of Hood

12.7ft

Ground to Top of ROPS

17.2ft

Fork Top Clamp Opening

12.3ft

Maximum Overall Length

45.4ft

Ground to Lower Hitch Clearance

2ft

Ground to Bumper Clearance

3.1ft

Fork Height with Level Arms

8.9ft

Front Axle Centerline to Fork Tip

17.6ft

Rear Axle - Centerline to Bumper

12.5ft

Ground to Center of Front Axle

3.9ft

Hinge Pin Height at Maximum Lift

19.4ft

Wheel Base

15.1ft

Dump Angle at Maximum Lift

29.3 degrees

Forks

Fork End Area

78ft²

Brakes

Brakes

SAE J1473 OKT90, ISO 3450:1992

Standard Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Operator Environment
    • Air conditioner and heater with automatic temperature control
    • Cab, sound-suppressed pressurized, protective structure (ROPS/FOPS), radio ready for (entertainment) includes antenna, speakers and converter (12V, 10-15 amp)
    • 12V power port for mobile phone or laptop connection
    • Camera, rear vision
    • Cigar lighter and ashtray
    • Coat hook
    • Electro-hydraulic tilt and lift controls (seat mounted)
    • Flip-up armrest
    • Heater and defroster
    • Horn, electric
    • Implement hydraulic lockout
    • Instrumentation, gauges: – Engine coolant temperature – Fuel level – Ground speed – Gear – Hydraulic oil temperature – Speedometer/tachometer – Torque converter temperature
    • Instrumentation, warning indicators: – Action alert system, three category – Automatic transmission model enable status – Brake malfunction – Bucket float status – Delayed engine shutdown status – Engine idle shutdown status – Engine malfunction – Fuel economy mode enable status – Hydraulic lockout – Lockup clutch enable status – Low fuel level – Parking brake status – Rimpull control enable status – Seatbelt warning – Secondary steering (if equipped) – Throttle lock status – Transmission gear
    • Keypad, control with indicator lights: – Auto trans mode speed range – Auto/manual transmission mode – Fuel economy mode – Implement kickout – Lockup clutch – Reduced rimpull – Throttle lock
    • Light, dome (cab)
    • Lunchbox and beverage holders
    • Mirrors, rearview (externally mounted)
    • Seat, Cat comfort (cloth) air suspension
    • Seat belt, retractable, 76 mm (3 in) wide
    • STIC control system with steering lock
    • Tinted glass
    • Trainer seat with lap belt
    • Vital Information Management System (VIMS) 3G with graphical information display: external data port, customizable operator profiles, cycle timer, and integral Payload Control System (PCS): – Wet-arm wipers/washers (front, rear and corner) intermittent front wiper
  • Power Train
    • Brakes, full hydraulic, enclosed, oil-disc
    • Axle-shaft oil-disc service brake
    • Electro hydraulic parking brake
    • Case drain filters
    • Cat clean emission module (Tier 4 Final only)
    • Demand fan
    • Engine Cat C27
    • Fuel priming pump (electric)
    • Ground level engine shutoff, bumper
    • Mufflers (under hood) (Tier 2 only)
    • Precleaner, engine air intake
    • Radiator, Aluminum Modular (AMR)
    • Separated cooling system
    • Starting aid, (ether) manual override
    • Throttle Lock
    • Torque Converter, Impeller Clutch with lock-up clutch feature and rimpull control system
    • Transmission, 534 mm (21 in) planetary power shift (electronic) (3F/3R)
  • Electrical
    • Alarm, back-up
    • Alternator, 150 amp
    • Batteries, maintenance free (2 – 1,400 CCA)
    • Converter, 10/15 amp, 24V to 12V
    • Deutsch component connectors
    • Electrical system, 24V
    • Electronic transmission control
    • Lighting system, halogen (front and rear) lighting, access stairway, engine compartment
    • Starter, electric
    • Starter lockout in bumper
    • Starting receptacle for emergency start
    • Transmission lockout in bumper
  • Other
    • Automatic tilt/lift kickouts electronically adjustable from cab
    • Axle temperature sensor
    • Battery disconnect and jump start receptacle, bumper
    • Coupling, Caterpillar O-ring face seals
    • Economy mode with on demand throttle
    • Emergency platform egress
    • Engine, crankcase, 500 hour interval with CH4
    • Engine idle management features: – Auto idle kickdown – Delayed engine shutdown – Engine idle shutdown
    • Fenders, steel (front)
    • Guards, crankcase and power train
    • Grouped/labeled lube points
    • Hitch, drawbar with pin
    • Hoses, Cat XT
    • Oil sampling valves
    • Positive flow control hydraulic system
    • Product Link
    • Sight Gauges: hydraulic tanks, steering/fan and implement/brake, and transmission
    • Stairway, left and right rear access
    • Steering, load sensing
    • Toe kicks
    • Vandalism protection caplocks
    • Venturi stack
    • Premixed 50% concentration of extended life coolant with freeze protection to –34° C (–29° F)

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train
    • –50° C (–58° F) antifreeze
    • Engine oil change system, high speed, Wiggins
    • Engine block heater 120V or 240V
    • High ambient cooling – software
  • Operator Environment
    • Cab precleaner
    • AM/FM/CD/MP3 radio
    • Satellite Sirius radio with Bluetooth
    • LED warning strobe
    • CB radio ready
    • Window sun shade
  • Miscellaneous Attachments
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)
    • Axle oscillation stop
    • Heavy duty cab mounts

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