990K Millyard Arrangement

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.

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POWERFUL EFFICIENCY

LONG TERM VALUE AND DURABILITY

PROVEN RELIABILITY

PERFORMANCE AND PRODUCTIVITY

OPERATOR COMFORT AND CONTROL

PRODUCTIVITY WITH TECHNOLOGY

SAVE ON SERVICE AND MAINTENANCE

TOP-TIER SERVICE AND SUPPORT

SAFETY FIRST

REDUCE ENVIRONMENTAL IMPACT

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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)

Additional information

Engine - Net Power

521 kW ( 699 HP )
Engine Model

Cat® C27 ™
Engine - Bore

137.2 mm ( 5.4 in )
Engine - Stroke

152.4 mm ( 6.0 in )
Engine - Displacement

27.03 l ( 1649.5 in³ )
Engine - Torque Rise

18.0 % ( 18.0 % )
Engine - Rated Speed

1,800/min
Engine - Rated Speed - Gross - ISO 14396

561 kW ( 752 HP )
Engine - Gross - ISO 14396

561 kW ( 752 HP )
Engine - Net Power - SAE J1349

521 kW ( 699 HP )
Engine - Rated Speed - Net Power - SAE J1349 - Standard Ambient

521 kW ( 699 HP )
Engine - Rated Speed - Net Power - SAE J1349 - High Ambient

483 kW ( 648 HP )
Engine - Peak Torque - 1,200 rpm

3557 N·m ( 2624 lb/ft )
Engine - Rated Speed - Gross - SAE J1995

571 kW ( 766 HP )
Engine - Emissions

U.S. EPA Tier 4 Final or Tier 2 equivalent
Operating Specifications - Operating Weight

91807 kg ( 202398 lb )
Operating Specifications - Tipping Load - Straight

42180 kg ( 92990 lb )
Operating Specifications - Tipping Load - Articulated 35°

37148 kg ( 81896 lb )
Transmission Type

Cat-Planetenlastschaltgetriebe
Transmission - Forward - 1

7.3 km/h ( 4.5 mile/h )
Transmission - Forward - 2

13.3 km/h ( 8.3 mile/h )
Transmission - Forward - 3

22.9 km/h ( 14.2 mile/h )
Transmission - Reverse - 1

7.9 km/h ( 4.9 mile/h )
Transmission - Reverse - 2

14.7 km/h ( 9.1 mile/h )
Transmission - Reverse - 3

24.9 km/h ( 15.5 mile/h )
Transmission - Direct Drive - Forward 3

24.5 km/h ( 15.2 mile/h )
Transmission - Direct Drive - Forward 1

Lock-up disabled
Transmission - Direct Drive - Reverse 3

26.4 km/h ( 16.4 mile/h )
Transmission - Direct Drive - Reverse 1

8.7 km/h ( 5.4 mile/h )
Transmission - Direct Drive - Reverse 2

15.4 km/h ( 9.6 mile/h )
Transmission - Direct Drive - Forward 2

13.7 km/h ( 8.5 mile/h )
Hydraulic System - Lift/Tilt - Maximum Flow at 1,800 rpm (1)

817 l/min ( 216 gal/min )
Hydraulic System - Lift/Tilt - Lift/Tilt System - Circuit

Positive flow control
Hydraulic System - Lift/Tilt - Relief Valve Setting - Lift/Tilt

33000 kPa ( 4786 psi )
Hydraulic System - Lift/Tilt - Maximum Flow at 1,800 rpm (2)

84 l/min ( 22.2 gal/min )
Hydraulic System - Lift/Tilt - Relief Valve Setting - Main

3500 kPa ( 507 psi )
Hydraulic System - Lift/Tilt - Pilot System

Open loop and pressure reducing
Hydraulic System - Lift/Tilt - Lift/Tilt System

Variable displacement piston
Hydraulic System - Lift/Tilt - Cylinders, Double Acting - Tilt, Bore and Stroke

317.5 mm × 819 mm (12.5 in × 32.2 in)
Hydraulic System - Lift/Tilt - Cylinders, Double Acting - Lift, Bore and Stroke

254 mm × 1264 mm (10.0 in × 49.8 in)
Hydraulic Cycle Times - Raise

9.4 s ( 9.4 s )
Hydraulic Cycle Times - Dump

2.9 s ( 2.9 s )
Hydraulic Cycle Times - Lower Float Down

3.6 s ( 3.6 s )
Hydraulic Cycle Times - Lower

3.7 s ( 3.7 s )
Hydraulic Cycle Times - Rack Back

4.8 s ( 4.8 s )
Service Refill Capacities - Fuel Tank

1114.0 l ( 294.3 gal (US) )
Service Refill Capacities - Cooling System

208.0 l ( 54.9 gal (US) )
Service Refill Capacities - Transmission

110.0 l ( 29.1 gal (US) )
Service Refill Capacities - Hydraulic Tank - Steering and Braking

132 l ( 34.9 gal (US) )
Service Refill Capacities - Differential - Final Drives - Rear

261 l ( 68.9 gal (US) )
Service Refill Capacities - Engine Crankcase

75.7 l ( 20.0 gal (US) )
Service Refill Capacities - Differential - Final Drives - Front

271 l ( 71.6 gal (US) )
Service Refill Capacities - Hydraulic Tank - Implement and Hydraulic Fan

261 l ( 68.9 gal (US) )
Service Refill Capacities - Hydraulic System Factory Fill

795 l ( 210.0 gal (US) )
Axles - Front

Fixed
Axles - Rear

Trunnion
Axles - Oscillation Angle

8.5°
Brakes

SAE J1473 OKT90, ISO 3450:1992
Hydraulic System - Steering - Relief Valve Setting - Steering

32000 kPa ( 4641 psi )
Hydraulic System - Steering - Maximum Flow at 1,400 rpm

358 l/min ( 94.5 gal/min )
Hydraulic System - Steering - Steering System - Circuit

Pilot, load sensing
Hydraulic System - Steering - Total Steering Angle

70°
Hydraulic System - Steering - Steering System - Pump

Piston, variable displacement
Sound Performance - Standard - Machine Sound Level (ISO 6395:2008)

115 dB(A) ( 115 dB(A) )
Sound Performance - Standard - Operator Sound Level (ISO 6396:2008)

69 dB(A) ( 69 dB(A) )
Sound Performance - Suppression - Operator Sound Level (ISO 6396:2008)

69 dB(A) ( 69 dB(A) )
Sound Performance - Suppression - Machine Sound Level (ISO 6395:2008)

113 dB(A) ( 113 dB(A) )
Dimensions - Millyard Linkage - Approximate - Ground to Top of Exhaust Stacks

5049 mm ( 16.6 ft )
Dimensions - Millyard Linkage - Approximate - Fork Height at Maximum Lift

5591 mm ( 18.3 ft )
Dimensions - Millyard Linkage - Approximate - Ground to Top of Hood

3862 mm ( 12.7 ft )
Dimensions - Millyard Linkage - Approximate - Ground to Top of ROPS

5240 mm ( 17.2 ft )
Dimensions - Millyard Linkage - Approximate - Fork Top Clamp Opening

3745 mm ( 12.3 ft )
Dimensions - Millyard Linkage - Approximate - Maximum Overall Length

13840 mm ( 45.4 ft )
Dimensions - Millyard Linkage - Approximate - Ground to Lower Hitch Clearance

596 mm ( 2.0 ft )
Dimensions - Millyard Linkage - Approximate - Ground to Bumper Clearance

959 mm ( 3.1 ft )
Forks - Fork End Area

7.2 m² ( 78 ft² )
Dimensions - Millyard Linkage - Approximate - Fork Height with Level Arms

2708 mm ( 8.9 ft )
Dimensions - Millyard Linkage - Approximate - Front Axle Centerline to Fork Tip

5362 mm ( 17.6 ft )
Dimensions - Millyard Linkage - Approximate - Rear Axle - Centerline to Bumper

3795 mm ( 12.5 ft )
Dimensions - Millyard Linkage - Approximate - Ground to Center of Front Axle

1186 mm ( 3.9 ft )
Transmission - Note

Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Dimensions - Millyard Linkage - Approximate - Hinge Pin Height at Maximum Lift

5903 mm ( 19.4 ft )
Dimensions - Millyard Linkage - Approximate - Wheel Base

4600 mm ( 15.1 ft )
Dimensions - Millyard Linkage - Approximate - Dump Angle at Maximum Lift

29.3 degrees

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