990K Steel Mill Arrangement
990K Wheel Loader Steel Mill Arrangement
DESCRIPTION
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 at a lower cost per ton. The Cat 990 Wheel Loader has been a proven performer in steel mill applications where larger machines have typically been used. The 990K Steel Mill Arrangement brings all new levels of performance, safety, operator comfort and efficiency in pit digging and skull handling applications.Meet the Pros: Randy Aneloski, Cat Large Wheel Loaders
Cat® K Series Large Wheel Loader Operator Training
Cat® C27-Motor:
The Cat C27 engine is built and tested to meet your most demanding applications while meeting Tier 4 Final or Tier 2 equivalent emission standards.
- Fully integrated electronic engine controls works in concert with the entire machine to make your fuel go farther.
- Use less fuel idling with Engine Idle Shutdown.
- Maximized durability with Delayed Engine Shutdown.
Cat Planetary Powershift Transmission
Maximize your uptime with the proven planetary power shift transmission. Improved shift quality, component life and operator comfort with our electronic transmission controls.
Impeller Clutch Torque Converter (ICTC)
Enable your operators to maximize efficiency by varying machine rimpull while putting more horsepower to hydraulics.
- Reduced tire wear.
- Enables full throttle shifts for faster cycle times.
- Provides smooth approach to the dump target for less spillage and faster cycle times.
Cat Torque Converter with Lock-up Clutch
- Eliminates TC losses while lowering system heat.
- Improves travel speeds.
- Reduces cycle times in load and carry operations.
Economy Mode
Enabling maximum productivity and efficiency, all day every day. The 990K systems work hard to save you fuel through advanced technologies. Utilizing On Demand Throttle, operators maintain normal operation with the left pedal and implements while the 990K manages the engine speed.
- Provides similar control and feel to our traditional throttle lock feature.
- Efficiency of manual throttle and the ergonomics of throttle lock.
Lift Arms
- Excellent visibility to the bucket edges and work area through a Z-bar design.
- High load stresses are absorbed by the solid steel lift arms.
- Enhance strength in key pin areas through the use of one piece castings.
- Stress relieved lift arms increase durability and lengthen time to repair.
Front Linkage
To ensure long life and reliability, the linkage pin joints feature a greased pin design with an auto lube system attachment available from the factory.
Steering and Transmission Integrated Control System (STIC™)
Experience maximum responsiveness and control with STIC that combines directional selection, gear selection and steering into a single lever.
- Simple side-to-side motion turns machine right or left, minimizing operator movements.
- Easy to operate finger controlled gear selection.
- Smoother, faster cycles and help reduce operator fatigue through the use of low effort integrated controls.
Cat Planetary Powershift Transmission
Building your success begins with a best-in-class transmission designed specifically for mining applications.
- Consistent, smooth shifting and efficiency through integrated electronic controls.
- Long life and reliability through heat treat gear and metallurgy.
- Three forward and three reverse speeds to match your application.
Cat® C27-Motor
Durability and efficiency at the heart of your 990K comes from the Cat C27 Engine. Optimum performance is built in through the use of a 12 cylinder, direct injection design.
- Optimized performance and quick engine response with an electronic control module.
- Reliable efficiency with complete control over injection timing, duration and pressure with Mechanically Actuated Electronic Unit Injection (MEUI™).
- Extended engine life and improved fuel efficiency with reduced rated speed.
- Available in two versions: one that meets Tier 4 Final emission standards, and another that meets Tier 2 equivalent emission standards.
Positive Flow Control Hydraulics
Increase efficiency through our Positive Flow Control (PFC) Hydraulic System. PFC has concurrent pump and valve control. By optimizing pump control, hydraulic oil flow is proportionate to implement lever movement.
- Fast, productive cycles are enabled by the fully variable implement pump.
- Increase bucket feel and control through increased hydraulic response.
- Consistent performance and efficiency with lower system heat.
- Full hydraulic flow down to 1,600 engine rpm.
Electro Hydraulic Controls
Operators increase productivity with our responsive implements feature.
- Operate comfortably through electronically controlled hydraulic cylinder stops.
- Handle easy-to-use soft detent controls.
- Conveniently set automatic implement kickouts from inside the cab.
Steering System
Confident loader operation starts with precise machine control enabled by the 990K's load sensing hydraulic steering system.
- Increase efficiency with our variable displacement piston pumps.
- Achieve precise positioning for easy loading in tight areas with 35 degrees of steering articulation.
- Enhance operator comfort with integrated steering and transmission control functions.
Your operators can work more efficiently and stay comfortable with our customer-inspired cab features.
Control Panel
Ergonomic placement of switches and information display keep your operators comfortable all day every day.
- Large backlit membrane switches feature LED activation indicators.
- Switches feature ISO symbols for quick function identification.
- Two position rocker switch activates the electro hydraulic park brake.
- Transmission override control switches.
Environment
Your operator's productivity is enhanced with our clean, comfortable cab environment.
- Experience reduced vibrations from isolation cab mounts and seat air suspension.
- Maintain desired cab temperature with automatic temperature controls.
- Pressurized cab with filtered air.
- Sound level reduced to a quiet 69 dB(A).
- Convenient floor storage tray/lunch box.
The 990K electronic systems have been completely integrated to function as one machine. This integration creates a smart machine and more informed operator, maximizing the productivity of both.
We can help you succeed by ensuring your 990K has design features to reduce your downtime.
- Safe and convenient service with ground level or platform access and grouped service points.
- Swing-out doors on both sides of the engine compartment provide easy access to important daily service checks.
- Ecology drains for ease of service and spill prevention.
- Reduce downtime with VIMS system notifications so your operators and technicians can resolve any problems before failure.
- Ground level access to transmission control valves.
Legendary Cat Dealer Support
A valued partner, your Cat dealer is available whenever you need them.
- Preventive maintenance programs and guaranteed maintenance contracts.
- Best-in-class parts availability.
- Improve your efficiency with operator training.
- Genuine Cat Remanufactured parts.
Visibility
- Optional heated mirrors ensure enhanced visibility for safe operation.
- Standard Cat Vision or optional Cat Detect with radar increase operator awareness around the machine.
- Optional HID or LED lights provide excellent workspace visibility.
- Optional cab mounted LED warning beacons.
Operator Environment
- Reduced vibrations to the operator with isolated cab mounts and seat mounted implement and steering controls.
- Low interior sound levels.
- Pressurized cab with filtered air.
- Safely train other operators in comfort with our standard training seat.
- Standard 76 mm (3 in) seat belts on the operator seat and the standard trainer seat.
Operator Station and Machine Access
A comfortable working environment ready for your attachments.
- Cab glass mounted in rubber seals for easy replacement.
- Optional heavy duty cab mounts for installation of after market cab protection systems.
- Reinforced bumper ready for heavy fire suppression tanks.
- Damage resistant solid steel rear access steps.
Performance
Extra hydraulic capacity and stability for the toughest applications.
- Over 7800 kg (17,160 lb) of extra counterweight.
- Larger lift cylinders provide a nearly 15% increase in lift capacity.
- Tilt cylinder size increased to provide an 18% increase in hydraulic tilt capacity.
Added protection even where you can't see it.
- Silicone axle seals for extreme temperature operation.
- Machine electronic control modules located in the cab safe from heat and dust.
- Reduced rear axle oscillation for tire chain compatibility.
- Flame resistant EcoSafe hydraulic fluid available as an option.
Serrated Edge Slag Bucket
Serrated spade edge bucket with abrasion resistant material. Excellent penetration combined with weld-on self sharpening serrated segments.
Straight Edge Slag Bucket
Straight edge bucket with K130 tooth adapters and replaceable weld-on segments.
Data from customer machines show Cat wheel loaders are among the most fuel efficient machines in the industry. Several features contribute to this excellent fuel efficiency:
- Performance Series Buckets – Deliver faster fill times and better material retention, ultimately reducing cycle times while improving productivity and fuel efficiency.
- Positive Flow Control Hydraulics – Provides only the hydraulic flow required by the implement and steering systems for improved fuel efficiency and greater rimpull.
- Engine – Advanced engine controls maximize power and efficiency.
- Economy Mode – Featuring On Demand Throttle, Economy Mode optimizes power for maximum fuel savings with minimal impact on production.
- Engine Idle Shutdown – Automatic engine and electrical system shutdown conserves fuel.
- Lock-up Torque Converter – Transfers more power to the ground and optimizes fuel efficiency in all applications.
- Standard Equipment
- Optional Equipment
- Specs
- Docs
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 – Lock-up 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 – Lock-up 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 bucket 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
Specs
Overview
Engine
Operating Specifications
Transmission
Hydraulic System - Lift/Tilt
Service Refill Capacities
Buckets
Axles
Brakes
Hydraulic System - Steering
Hydraulic Cycle Times
Sound Performance - Standard
Sound Performance - Suppression
Dimensions - Standard Lift - Approximate
Hydraulic Cycle Times
Dimensions - Standard Lift - Approximate
Transmission
Dimensions - Standard Lift - Approximate
SEE HOW 990K Steel Mill Arrangement COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.
- Brand
- Caterpillar
- Status
- Current
- Net Power
- 699 HP / 521 kW
- Engine Model
- Cat® C27 ™
- Bore
- 5.4 in / 137.2 mm
- Stroke
- 6 in / 152.4 mm
- Displacement
- 1649.5 in³ / 27.03 l
- Rated Speed
- 1800 r/min / 1800 r/min
- Emissions
- Entspricht EPA Tier 4 Final/Tier 2 (USA)
- Operating Weight
- 204693 lb / 92848 kg
- Transmission Type
- Cat-Planetenlastschaltgetriebe
- Forward - 1
- 4.5 mile/h / 7.3 km/h
- Forward - 2
- 8.3 mile/h / 13.3 km/h
- Forward - 3
- 14.2 mile/h / 22.9 km/h
- Reverse - 1
- 4.9 mile/h / 7.9 km/h
- Reverse - 2
- 9.1 mile/h / 14.7 km/h
- Reverse - 3
- 15.5 mile/h / 24.9 km/h
- Direct Drive - Reverse 1
- 5.4 mile/h / 8.7 km/h
- Direct Drive - Reverse 2
- 9.6 mile/h / 15.4 km/h
- Direct Drive - Forward 2
- 8.5 mile/h / 13.7 km/h
- Direct Drive - Reverse 3
- 16.4 mile/h / 26.4 km/h
- Direct Drive - Forward 3
- 15.2 mile/h / 24.5 km/h
- Direct Drive - Forward 1
- Lock-up disabled
- Relief Valve Setting - Lift/Tilt
- 4786 psi / 33000 kPa
- Lift/Tilt System - Circuit
- Positive flow control
- Fuel Tank
- 294.3 gal (US) / 1114 l
- Transmission
- 29.1 gal (US) / 110 l
- Differential - Final Drives - Rear
- 68.9 gal (US) / 261 l
- Differential - Final Drives - Front
- 71.6 gal (US) / 271 l
- Front
- Fixed
- Rear
- Trunnion
- Oscillation Angle
- 8.5°
- Brakes
- SAE J1473 OKT90, ISO 3450:1992
- Steering System - Pump
- Piston, variable displacement
- Steering System - Circuit
- Pilot, load sensing
- Total Steering Angle
- 70°
- Raise
- 9.4 s / 9.4 s
- Dump
- 2.9 s / 2.9 s
- Rack Back
- 4.8 s / 4.8 s
- Ground to Top of ROPS
- 17.2 ft / 5240 mm
- Maximum Overall Length
- 41.8 ft / 12733 mm
- Ground to Top of Hood
- 12.7 ft / 3862 mm
- Wheel Base
- 15.1 ft / 4600 mm
- Ground to Lower Hitch Clearance
- 2 ft / 596 mm
- Rear Axle - Centerline to Bumper
- 12.5 ft / 3795 mm
- Ground to Center of Front Axle
- 3.9 ft / 1186 mm
- Ground to Bumper Clearance
- 3.5 ft / 1079 mm
- Ground to Top of Exhaust Stacks
- 16.6 ft / 5049 mm
- Note
- Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
- Brand
- Caterpillar
- Status
- Current
- Net Power
- 699 HP / 521 kW
- Engine Model
- Cat® C27 ™
- Bore
- 5.4 in / 137.2 mm
- Stroke
- 6 in / 152.4 mm
- Displacement
- 1649.5 in³ / 27.03 l
- Rated Speed
- 1,800/min
- Emissions
- U.S. EPA Tier 4 Final or Tier 2 equivalent
- Operating Weight
- 202398 lb / 91807 kg
- Transmission Type
- Cat-Planetenlastschaltgetriebe
- Forward - 1
- 4.5 mile/h / 7.3 km/h
- Forward - 2
- 8.3 mile/h / 13.3 km/h
- Forward - 3
- 14.2 mile/h / 22.9 km/h
- Reverse - 1
- 4.9 mile/h / 7.9 km/h
- Reverse - 2
- 9.1 mile/h / 14.7 km/h
- Reverse - 3
- 15.5 mile/h / 24.9 km/h
- Direct Drive - Reverse 1
- 5.4 mile/h / 8.7 km/h
- Direct Drive - Reverse 2
- 9.6 mile/h / 15.4 km/h
- Direct Drive - Forward 2
- 8.5 mile/h / 13.7 km/h
- Direct Drive - Reverse 3
- 16.4 mile/h / 26.4 km/h
- Direct Drive - Forward 3
- 15.2 mile/h / 24.5 km/h
- Direct Drive - Forward 1
- Lock-up disabled
- Relief Valve Setting - Lift/Tilt
- 4786 psi / 33000 kPa
- Lift/Tilt System - Circuit
- Positive flow control
- Fuel Tank
- 294.3 gal (US) / 1114 l
- Transmission
- 29.1 gal (US) / 110 l
- Differential - Final Drives - Rear
- 68.9 gal (US) / 261 l
- Differential - Final Drives - Front
- 71.6 gal (US) / 271 l
- Front
- Fixed
- Rear
- Trunnion
- Oscillation Angle
- 8.5°
- Brakes
- SAE J1473 OKT90, ISO 3450:1992
- Steering System - Pump
- Piston, variable displacement
- Steering System - Circuit
- Pilot, load sensing
- Total Steering Angle
- 70°
- Raise
- 9.4 s / 9.4 s
- Dump
- 2.9 s / 2.9 s
- Rack Back
- 4.8 s / 4.8 s
- Ground to Top of ROPS
- 17.2 ft / 5240 mm
- Maximum Overall Length
- 45.4 ft / 13840 mm
- Ground to Top of Hood
- 12.7 ft / 3862 mm
- Wheel Base
- 15.1 ft / 4600 mm
- Ground to Lower Hitch Clearance
- 2 ft / 596 mm
- Rear Axle - Centerline to Bumper
- 12.5 ft / 3795 mm
- Ground to Center of Front Axle
- 3.9 ft / 1186 mm
- Ground to Bumper Clearance
- 3.1 ft / 959 mm
- Ground to Top of Exhaust Stacks
- 16.6 ft / 5049 mm
- Note
- Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
- Brand
- Caterpillar
- Status
- Current
- Net Power
- 814 HP / 607 kW
- Engine Model
- Cat® C32B
- Bore
- 5.7 in / 145 mm
- Stroke
- 6.4 in / 162 mm
- Displacement
- 1963.5 in³ / 32.1 l
- Rated Speed
- 1750 rpm
- Emissions
- U.S. EPA Tier 4 Final, U.S. EPA Tier 2 Equivalent
- Operating Weight
- 233430 lb / 105882 kg
- Transmission Type
- Cat Planetary Powershift
- Forward - 1
- 4.3 mile/h / 7 km/h
- Forward - 2
- 7.4 mile/h / 11.9 km/h
- Forward - 3
- 12.7 mile/h / 20.5 km/h
- Reverse - 1
- 4.7 mile/h / 7.5 km/h
- Reverse - 2
- 8.1 mile/h / 13 km/h
- Reverse - 3
- 13.9 mile/h / 22.4 km/h
- Direct Drive - Reverse 1
- 5 mile/h / 8 km/h
- Direct Drive - Reverse 2
- 8.8 mile/h / 14.2 km/h
- Direct Drive - Forward 2
- 8 mile/h / 12.9 km/h
- Direct Drive - Reverse 3
- 15.3 mile/h / 24.7 km/h
- Direct Drive - Forward 3
- 14 mile/h / 22.6 km/h
- Direct Drive - Forward 1
- Disabled
- Relief Valve Setting - Lift/Tilt
- 5000 psi / 34500 kPa
- Lift/Tilt System - Circuit
- Positive Flow Control
- Fuel Tank
- 385.7 gal (US) / 1460 l
- Transmission
- 51.5 gal (US) / 195 l
- Differential - Final Drives - Rear
- 96.4 gal (US) / 365 l
- Differential - Final Drives - Front
- 96.4 gal (US) / 365 l
- Front
- Fixed
- Rear
- Trunnion
- Oscillation Angle
- ±9°
- Brakes
- ISO 3450:2011
- Steering System - Pump
- Piston, Variable Displacement
- Steering System - Circuit
- Pilot, Load Sensing
- Total Steering Angle
- 80°
- Raise
- 9 s / 9 s
- Dump
- 2.6 s / 2.6 s
- Rack Back
- 2.3 s / 2.3 s
- Ground to Top of ROPS
- 18.3 ft / 5571 mm
- Maximum Overall Length
- 51.6 ft / 15733 mm
- Ground to Top of Hood
- 13.1 ft / 3983 mm
- Wheel Base
- 19.3 ft / 5890 mm
- Ground to Lower Hitch Clearance
- 2.2 ft / 666 mm
- Rear Axle - Centerline to Bumper
- 13.5 ft / 4119 mm
- Ground to Center of Front Axle
- 4.3 ft / 1308 mm
- Ground to Bumper Clearance
- 3.8 ft / 1145 mm
- Ground to Top of Exhaust Stacks
- 17 ft / 5169 mm
- Note
- Machine Sound Level (ISO 6396:2008) - 113 dB(A)