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990 Wheel Loader

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Description
Technical Specifications
Benefits and Features
Equipment
360 View

The Cat® 990 Wheel Loader helps you move more material in less time, at a low cost per ton, for a fast return on your investment. This machine offers significant fuel savings, low maintenance costs, and great productivity and durability to acheive multiple life cycles.

Engine
Engine Power - ISO 14396:2002 786 hp
Engine Model Cat® C27
Emissions Option 1 - U.S. EPA Tier 4 Final/EU Stage V
Rated Speed 1800 r/min
Gross Power - SAE J1995:2014 801 hp
Net Power - SAE J1349:2011 - Standard Ambient 732 hp
Net Power - SAE J1349:2011 - High Ambient 681 hp
Emissions Option 2 - Emits equivalent to U.S. EPA Tier 2
Rated Speed 1800 r/min
Engine Power - ISO 14396:2002 752 hp
Gross Power - SAE J1995:2014 766 hp
Net Power - SAE J1349:2011 - Standard Ambient 699 hp
Net Power - SAE J1349:2011 - High Ambient 648 hp
Bore 5.4 in
Stroke 6 in
Displacement 1649.5 in³
Peak Torque - 1,200 rpm 2624 lb/ft
Torque Rise 18 %
Note Net power advertised is the power available at the flywheel when the engine is equipped with fan at minimum speed, air intake sytstem, exhaust system, and alternator.
Operating Specifications
Operating Weight - Standard 178517 lb
Bucket Capacity Range 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³)
Rated Payload - Standard 17.5 ton (US)
Rated Payload - High Lift 17.5 ton (US)
Cat Truck Match - Standard 773-775
Cat Truck Match - High Lift 775-777
Transmission
Transmission Type Cat planetary power shift
Forward - 1 4.6 mile/h
Forward - 2 8.2 mile/h
Forward - 3 14.5 mile/h
Reverse - 1 5.1 mile/h
Reverse - 2 9.1 mile/h
Reverse - 3 16 mile/h
Direct Drive - Forward 1 Lock-up disabled
Direct Drive - Forward 2 8.2 mile/h
Direct Drive - Forward 3 14.5 mile/h
Direct Drive - Reverse 1 5.1 mile/h
Direct Drive - Reverse 2 9.1 mile/h
Direct Drive - Reverse 3 16 mile/h
Note Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Hydraulic System - Lift/Tilt
Lift/Tilt System - Circuit Positive flow control
Lift/Tilt System Variable displacement piston
Maximum Flow at 1,800 rpm 240 gal/min
Relief Valve Setting - Lift/Tilt 4786 psi
Cylinders, Double Acting - Lift, Bore and Stroke 235 mm × 1287 mm (9.3 in × 50.7 in)
Cylinders, Double Acting - Tilt, Bore and Stroke 292.1 mm × 820 mm (11.5 in × 32.3 in)
Pilot System Open loop and pressure reducing
Pilot Relief Setting 507 psi
Hydraulic Cycle Times
Rack Back 4.3 s
Raise 8.6 s
Dump 2.9 s
Lower 3.7 s
Lower Float Down 3.7 s
Total Hydraulic Cycle Time - Empty Bucket 13.8 s
Hydraulic System - Steering
Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement
Maximum Flow at 1,400 rpm 96.2 gal/min
Relief Valve Setting - Steering 5004 psi
Total Steering Angle 70°
Air Conditioning System
Air Conditioning • The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. • If equipped with R134a (Global Warming Potential = 1430), the system c
Axles
Front Fixed
Rear Trunnion
Oscillation Angle 8.5°
Brakes
Brakes ISO 3450: 2011
Service Refill Capacities
Fuel Tank 281 gal (US)
Cooling System 54.9 gal (US)
Engine Crankcase 20 gal (US)
Transmission 29.1 gal (US)
Differential - Final Drives - Front 71.6 gal (US)
Differential - Final Drives - Rear 68.9 gal (US)
Hydraulic System Factory Fill 210 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan 68.9 gal (US)
Hydraulic Tank - Steering and Braking 34.9 gal (US)
Note Cat U.S. EPA Tier 4 Final/EU Stage V diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: • 20% biodiesel FAME (fatty acid methyl este
Sound Performance - Tier 4 Final / Stage V
Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A)
Machine Sound Power Level (ISO 6395:2008) 116 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A)
Machine Sound Power Level (ISO 6395:2008)* 114 dB(A)
Note (1) *Sound suppression equipped
Note (2) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (3) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (4) Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
Sound Performance - Tier 2
Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A)
Machine Sound Power Level (ISO 6395:2008) 116 dB(A)
Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A)
Machine Sound Power Level (ISO 6395:2008)* 114 dB(A)
Note (1) *Sound suppression equipped
Note (2) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (3) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (4) Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
Dimensions (Approximate) - Standard Lift Linkage
Ground to Top of ROPS 17.2 ft
Ground to Top of Exhaust Stacks 16.6 ft
Ground to Top of Hood 12.7 ft
Ground to Bumper Clearance 3.5 ft
Rear Axle - Centerline to Bumper 12.5 ft
Front Axle Centerline to Bucket Tip 15.4 ft
Wheel Base 15.1 ft
Maximum Overall Length 42.9 ft
Ground to Lower Hitch Clearance 2 ft
Ground to Center of Front Axle 4.2 ft
Clearance at Maximum Lift 7.2 ft
Rack Back Angle at Ground Level 40.4°
Rack Back Angle at Carry 48.8°
B-Pin Height - Maximum Lift 19.7 ft
Maximum Overall Height - Bucket Raised 27.2 ft
Rack Angle at Maximum Lift 63.7°
Dump Angle at Maximum Lift 45°
Reach - Maximum Lift 7.2 ft
Note Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires.
Dimensions (Approximate) - High Lift Linkage
Ground to Top of ROPS 17.2 ft
Ground to Top of Exhaust Stacks 16.6 ft
Ground to Top of Hood 12.7 ft
Ground to Bumper Clearance 3.5 ft
Rear Axle - Centerline to Bumper 12.5 ft
Front Axle Centerline to Bucket Tip 17.8 ft
Wheel Base 15.1 ft
Maximum Overall Length 45.3 ft
Ground to Lower Hitch Clearance 2 ft
Ground to Center of Front Axle 4.2 ft
Clearance at Maximum Lift 14.8 ft
Rack Back Angle at Ground Level 39.9°
Rack Back Angle at Carry 49.3°
B-Pin Height - Maximum Lift 21.2 ft
Maximum Overall Height - Bucket Raised 28.7 ft
Rack Angle at Maximum Lift 60.6°
Dump Angle at Maximum Lift 51°
Reach - Maximum Lift 8.5 ft
Note Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires.

PROVEN RELIABILITY

        

  • Cat C27 engine is built and tested to meet your most demanding applications.
  •     

  • Long engine life and improved fuel efficiency with reduced rated speed.
  •     

  • Designed for long life, rebuildability, and high resale value.
  •     

  • Maximum responsiveness with Steering and Integrated Control (STIC™).
  •     

  • Moves more material more efficiently with improved power and control.
  •     

  • Durable construction withstands the toughest loading conditions and multiple life cycles.

PERFORMANCE AND PRODUCTIVITY

        

  • Two engine emission options are available that meet U.S. EPA Tier 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent.
  •     

  • More payload per pass on truck-loading applications with Performance Series Buckets.
  •     

  • Payload increase to optimize pass on 775 trucks.
  •     

  • Positive Flow Control (PFC) hydraulic system helps increase efficiency, bucket feel, and responsiveness with consistent performance.
  •     

  • Excellent visibility to the bucket edges and work area through a Z-bar linkage.
  •     

  • Planetary power shift transmission for maximum uptime.
  •     

  • Convenient, responsive, electro-hydraulic controls increase operator productivity.
  •     

  • Superior digging, high bucket fill factors, reduced dig times.
  •     

  • Integrated steering and transmission controls.
  •     

  • Operators can check tire pressure during operation with any change sending a fault code to VisionLink®, helping to prevent premature tire failure. 

POWERFUL EFFICIENCY

        

  • Increased efficiency material per gallon of fuel.
  •     

  • Economy mode for reduced rated engine speed and reduced fuel consumption.
  •     

  • Positive flow-control hydraulics for full flow on demand at low engine speeds.
  •     

  • Engine Idle Shutdown for less fuel used while idling.
  •     

  • Fully integrated electronic engine controls help make your fuel go farther.

PRODUCTIVITY WITH TECHNOLOGY

        

  • Developed to monitor, manage, and enhance your jobsite operations.
  •     

  • Payload provides accurate weighing* of the materials you are loading and hauling. Payload data is displayed in real-time to improve productivity and reduce overloading.
  •     

  • Detect helps enhance awareness of the environment around working equipment and provides alerts to help keep people and assets safe on the jobsite.
  •     

  • VisionLink wirelessly connects you to your equipment, giving you access to essential information you need to know to run your business.
  •     

  • Gain valuable insight into how your machine or fleet is performing.
  •     

  • Optional Advanced Productivity subscription helps provide comprehensive actionable information to help you manage and improve the productivity and profitability of your operations.

*Not legal for trade

SAVE ON SERVICE AND MAINTENANCE

        

  • 10% lower maintenance costs.
  •     

  • Grouped service points.
  •     

  • Electro-hydraulic controls.
  •     

  • Swing-out engine compartment service doors.
  •     

  • Ecology drains to prevent spills.
  •     

  • Ground level access to transmission control valves.
  •     

  • Vehicle Information Management System (VIMS™) notifications to resolve problems before failure.
  •     

  • Long life, rebuildability, and high resale value.

SAFETY FIRST

        

  • Standard stairway lighting.
  •     

  • Left- and right-hand stairs with 45-degree angle.
  •     

  • Standard Cat Vision, rear vision camera system.
  •     

  • Pressurized cabin with filtered and reduced sound levels.

OPERATOR COMFORT AND CONTROL

        

  • World-class operator comfort and ergonomics.
  •     

  • Premium seat with heated and actively cooled leather, adjustable lumbar support, air adjustable bolsters on the seat and backrest, seat cushion tilt adjustment, and adjustable-length seat cushion.
  •     

  • Easy-to-reach levers and controls with seat-mounted implement pod to reduce fatigue.
  •     

  • Ergonomic switch placement and displays with large backlit switches, LED indicators, and ISO symbols.
  •     

  • Optional heated mirrors.
  •     

  • Two-position rocker switch activates the electro-hydraulic parking brake.
  •     

  • Reduced vibrations from isolated cab mounts and seat air suspension.
  •     

  • Automatic cab temperature controls.
  •     

  • Achieve precise positioning for easy loading in tight areas with 35 degrees of steering articulation.
  •     

  • Precise machine control by load-sensing hydraulic steering system.

PURPOSE BUILT SPECIALTY MODELS - MILLYARD

        

  • Designed to meet the demands of millyard applications.
  •     

  • Designed for durability, ensuring availability in multiple life cycles.
  •     

  • Equipped with Economy Mode to save on fuel consumption by the use of On Demand Throttle.
  •     

  • Equipped with Impleller Clutch Torque Convereter (ICTC) and Rimpull Control System (RCS) to reduce tire slippage and fuel efficiency.
  •     

  • Full hydraulic flow down to 1,400 engine rpm by using hydraulic flow sharing technology.
  •     

  • Equipped with 45 degree angle access ladders and standard Cat Vision for enhanced safety.
  •     

  • Cat forks are designed for maximum productivity and durability.
  •     

  • Integrates front camera mounting location for maximum visibility to the entire fork tips during truck unloading.

PURPOSE BUILT SPECIALTY MODELS - STEEL MILL

        

  • World-class safety, operator comfort and efficiency in pit digging and skull handling applications.
  •     

  • Efficiency of manual throttle and ergonomics of throttle lock.
  •     

  • Excellent visibility to the bucket edges and work area through a Z-bar design.
  •     

  • Equipped with extra heat protection to key hoses and harnesses for improved reliability.

LONG TERM VALUE AND DURABILITY

        

  • World-class transmission for long life and consistent, smooth shifting; specifically designed for mining applications.
  •     

  • Advanced filtration system for extended performance and reliability of the hydraulic system.
  •     

  • Advanced Impeller Clutch Torque Converter (ICTC) and Rimpull Control System (RCS) reduce tire slippage and wear, improve fuel efficiency, and reduce cost-per-ton.
  •     

  • Linkage pin joints have optional auto-lube system to ensure long life.
  •     

  • Frame resists torsional shock and twisting forces.
  •     

  • Heavy-duty steering cylinder mounts and axle mounting ensure increased structural integrity.

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 and pressurized, rollover protective structure/falling objects protective structure (ROPS/FOPS)
    • Cat Vision, rear vision camera system
    • 12-volt power port
    • Coat hook
    • Cab precleaner, powered
    • Electro-hydraulic tilt and lift controls (seat mounted)
    • Flip-up armrest
    • Heater and defroster
    • CB radio ready
    • 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)
    • Premium seat with heated and actively cooled leather, adjustable lumbar support, air adjustable bolsters on the seat and backrest, seat cushion tilt adjustment, and adjustable-length seat cushion
    • Seat belt, retractable, 76 mm (3 in) wide
    • Steering and Transmission Integrated Control (STIC) system with steering lock
    • Tinted glass
    • Trainer seat with lap belt
    • Vital Information Management System (VIMS) with graphical information display: external data port, customizable operator profiles, cycle timer, and integral Cat Production Measurement
      – Wet-arm wipers/washers (front, rear and corner) intermittent front wiper
  • Powertrain
    • Brakes, full hydraulic, enclosed, oil-disc
    • Axle-shaft oil-disc service brake
    • Electro hydraulic parking brake
    • Case drain screens
    • Cat clean emission module (CEM) - (Tier 4 only)
    • Demand fan
    • Engine Cat C27
    • Fuel priming pump (electric)
    • Ground level shutdown switch
    • Mufflers (under hood) (Tier 2 equivalent only)
    • Precleaner, engine air intake
    • Radiator, Aluminum Modular (AMR)
    • Separated cooling system
    • Starting aid, (ether) manual override
    • Throttle Lock
    • Torque Converter, Impeller Clutch (ICTC) with lock-up clutch (LUC), 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
    • Auxiliary start receptacle
  • Other
    • Automatic bucket lift kickout/positioner
    • Axle temperature sensor
    • Battery disconnect and jump start receptacle, bumper
    • Coupling, Caterpillar O-ring face seals
    • Economy mode with on demand throttle
    • Emergency platform exit
    • 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 powertrain
    • Ground level lockable battery disconnect switch
    • 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.
  • Powertrain
    • –50° C (–58° F) antifreeze
    • Engine oil change system, high speed, Wiggins
    • Engine block heater 120V or 240V
    • High ambient cooling – software
  • Operator Environment
    • Cat Detect, object detection system
    • AM/FM/CD/MP3 radio
    • Satellite Sirius radio with Bluetooth®
    • LED warning strobe
    • Mirrors heated
    • Window pull-down visor
  • Other
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)
  • Other Optional Configurations
    • Millyard
    • Steel Mill


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