990K Millyard Arrangement Wheel Loader

990K Millyard Arrangement Large Wheel Loader

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.

Benefits & Features

Product Specs

Engine

Net Power
699hp
Engine Model
Cat® C27 ACERT™
Net Power – SAE J1349
699hp
Bore
5.4in
Stroke
6.0in
Displacement
1649.5in3
Torque Rise
18.0%
Rated Speed
1,800 rpm
Emissions
U.S. EPA Tier 4 Final or Tier 2 equivalent
Gross (ISO 14396)
752hp
Peak Torque @ 1,200 rpm
2624lbf-ft
Rated Speed: Gross (ISO 14396)
752hp
Rated Speed: Gross (SAE J1995)
766hp
Rated Speed: Net Power – SAE J1349 (High Ambient)
648hp
Rated Speed: Net Power – SAE J1349 (Standard Ambient)
699hp

Operating Specifications

Operating Weight
202398lb
Tipping Load – Straight
92990lb
Tipping Load – Articulated 35°
81896lb

Transmission

Transmission Type
Cat planetary power shift
Forward 1
4.5mph
Forward 2
8.3mph
Forward 3
14.2mph
Reverse 1
4.9mph
Reverse 2
9.1mph
Reverse 3
15.5mph
Direct Drive Forward 1
Lock-up disabled
Direct Drive Forward 2
8.5mph
Direct Drive Forward 3
15.2mph
Direct Drive Reverse 1
5.4mph
Direct Drive Reverse 2
9.6mph
Direct Drive Reverse 3
16.4mph
Note
Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.

Axles

Front
Fixed
Rear
Trunnion
Oscillation Angle
8.5°

Hydraulic Cycle Time

Rack Back
4.8Seconds
Raise
9.4Seconds
Dump
2.9Seconds
Lower
3.7Seconds
Lower Float Down
3.6Seconds

Hydraulic System – Steering

Steering System – Circuit
Pilot, load sensing
Steering System – Pump
Piston, variable displacement
Relief Valve Setting – Steering
4641psi
Maximum Flow @ 1,400 rpm
94.5gal/min
Total Steering Angle
70°

Service Refill Capacities

Fuel Tank
294.3gal
Cooling System
54.9gal
Transmission
29.1gal
Differentials and Final Drives – Front
71.6gal
Differentials and Final Drives – Rear
68.9gal
Engine Crankcase
20.0gal
Hydraulic System Factory Fill
210.0gal
Hydraulic Tank (Implement and Hydraulic Fan)
68.9gal
Hydraulic Tank (Steering and Braking)
34.9gal

Sound Performance – Standard

Machine Sound Level (ISO 6395:2008)
115dB(A)
Operator Sound Level (ISO 6396:2008)
69dB(A)

Hydraulic System – Lift/Tilt

Cylinders, Double Acting: Lift, Bore and Stroke
254 mm × 1264 mm (10.0 in × 49.8 in)
Cylinders, Double Acting: Tilt, Bore and Stroke
317.5 mm × 819 mm (12.5 in × 32.2 in)
Lift/Tilt System
Variable displacement piston
Maximum Flow at 1,800 rpm
216gal/min
Maximum Flow at 1,800 rpm
22.2gal/min
Pilot System
Open loop and pressure reducing
Relief Valve Setting
507psi
Lift/Tilt System – Circuit
Positive flow control
Relief Valve Setting – Lift/Tilt
4786psi

Sound Performance – Suppression

Machine Sound Level (ISO 6395:2008)
113dB(A)
Operator Sound Level (ISO 6396:2008)
69dB(A)

Brakes

Brakes
SAE J1473 OCT90, ISO 3450:1992

Forks

Fork End Area
78ft2

Dimensions – Millyard Linkage (Approximate)

Ground to Top of ROPS
17.2ft
Ground to Top of Exhaust Stack
16.6ft
Ground to Top of Hood
12.7ft
Ground to Bumper Clearance
3.1ft
Rear Axle Center Line to Bumper
12.5ft
Front Axle Center Line to Fork Tip
17.6ft
Wheelbase
15.1ft
Maximum Overall Length
45.4ft
Ground to Lower Hitch Clearance
2.0ft
Ground to Center of Front Axle
3.9ft
Fork Height with Level Arms
8.9ft
Fork Top Clamp Opening
12.3ft
Fork Height at Maximum Lift
18.3ft
Hinge Pin Height at Maximum Lift
19.4ft
Dump Angle at Maximum Lift
29.3 degrees

Worktool Attachments

Equipment

  • 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 ACERT
    • 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

  • 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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