Large Wheel Loaders
990 Wheel Loader
-
Engine ModelC27 Cat®
-
Rated Speed1,800/min
-
Engine Power752 hp
-
Gross Power766 hp
Engine
- Engine Model
- C27 Cat®
- Rated Speed
- 1,800/min
- Engine Power
- 752 hp
- Gross Power
- 766 hp
- Net Power
- 699 hp
- Net Power
- 648 hp
- Bore
- 5.4 in
- Stroke
- 6 in
- Displacement
- 1649.5 in³
- Peak Torque
- 2624 lb/ft
- Torque Rise
- 18 %
- Emissions
- U.S. EPA TIer 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent
- Net Power
- 699 HP
- Net Power
- 699 HP
- Rated Speed
- 648 HP
- Rated Speed
- 699 HP
- Rated Speed
- 752 HP
- Gross
- 752 HP
- Rated Speed
- 766 HP
Transmission
- Transmission Type
- Cat planetary power shift
- Forward
- 4.5 mile/h
- Forward
- 8.3 mile/h
- Forward
- 14.2 mile/h
- Reverse
- 4.9 mile/h
- Reverse
- 9.1 mile/h
- Reverse
- 15.5 mile/h
- Direct Drive
- Lock-up disabled
- Direct Drive
- 8.5 mile/h
- Direct Drive
- 15.2 mile/h
- Direct Drive
- 5.4 mile/h
- Direct Drive
- 9.6 mile/h
- Direct Drive
- 16.4 mile/h
- Note
- Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Operating Specifications
- Rated Payload
- 20 ton (US)
- Rated Payload
- 22 ton (US)
- Rated Payload
- 17.5 ton (US)
- Rated Payload
- 17.5 ton (US)
- Operating Weight
- 178517 lb
- Rated Payload
- 17.5 ton (US)
- Rated Payload
- 17.5 ton (US)
- Bucket Capacity Range
- 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³)
- Cat Truck Match
- 773-775
- Cat Truck Match
- 775-777
Hydraulic System - Lift/Tilt
- Lift
- Positive flow control
- Lift
- Variable displacement piston
- Maximum Flow at 1
- 240 gal/min
- Cylinders
- 235 mm × 1287 mm (9.3 in × 50.7 in)
- Cylinders
- 292.1 mm × 820 mm (11.5 in × 32.3 in)
- Pilot System
- Open loop and pressure reducing
- Relief Valve Setting
- 507 psi
- Relief Valve Setting
- 4786 psi
- Maximum Flow at 1
- 22.2 gal/min
Hydraulic Cycle Times
- Rack Back
- 4.3 s
- Raise
- 8.2 s
- Dump
- 2.9 s
- Lower
- 3.7 s
- Lower Float Down
- 3.6 s
- Total Hydraulic Cycle Time
- 13.8 s
Hydraulic System - Steering
- Steering System
- Pilot, load sensing
- Steering System
- Piston, variable displacement
- Maximum Flow at 1
- 96.2 gal/min
- Relief Valve Setting
- 5004 psi
- Total Steering Angle
- 70°
- Steering
- ISO 5010: 2007
Air Conditioning System
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.7 kg of refrigerant which has a CO2 equivalent of 3.861 metric tonnes (4.256 tons).
Axles
- Front
- Fixed
- Rear
- Trunnion
- Oscillation Angle
- 8.5°
Brakes
- Brakes
- ISO 3450: 2011
Service Refill Capacities
- Fuel Tank
- 294.3 gal (US)
- Cooling System
- 54.9 gal (US)
- Engine Crankcase
- 20 gal (US)
- Transmission
- 29.1 gal (US)
- Differential
- 71.6 gal (US)
- Differential
- 68.9 gal (US)
- Hydraulic System Factory Fill
- 210 gal (US)
- Hydraulic Tank
- 68.9 gal (US)
- Hydraulic Tank
- 34.9 gal (US)
- Note
- All nonroad U.S. EPA Tier 4 diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 (20% blend by volume) are acceptable when blended with 15 ppm (mg/kg) sulfur or l
Sound Performance - Standard
- Operator Sound Level
- 65.5 dB(A)
- Machine Sound Level
- 115 dB(A)
Sound Performance - Suppression
- Operator Sound Level
- 65.5 dB(A)
- Machine Sound Level
- 113 dB(A)
Buckets
- Bucket Capacities
- 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³)
Operator's Cab
- ROPS
- ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards
-
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)
- 12V power port for mobile phone or laptop connection
- Cat Vision, rear vision camera system
- 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, leather/cloth, air suspension, heated/cooled
- 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 Cat Production Measurement
– Wet-arm wipers/washers (front, rear and corner) intermittent front wiper
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POWER TRAIN
- Brakes, full hydraulic, enclosed, oil-disc
- Axle-shaft oil-disc service brake
- Electro hydraulic parking brake
- Case drain screens
- Cat clean emission module (Tier 4 only)
- Demand fan
- Engine Cat C27
- Fuel priming pump (electric)
- Ground level engine shutoff, bumper
- 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 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)
-
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, powered
- AM/FM/CD/MP3 radio
- Satellite Sirius radio with Bluetooth
- LED warning strobe
- CB radio ready
- Window sun shade
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MISCELLANEOUS ATTACHMENTS
- Front and rear roading fenders
- Fast fill fuel system (Shaw-Aero)
- Axle oscillation stop
- Heavy duty cab mounts
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