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990 Wheel Loader

Engine

Engine Model C27 Cat® - -
Rated Speed 1,800/min - -
Engine Power - ISO 14396 752 HP - -
Gross Power - SAE J1995 766 HP - -
Net Power - SAE J1349 - Standard Ambient 699 HP - -
Net Power - SAE J1349 - 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 % - -
Emissions U.S. EPA TIer 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent - -

Transmission

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

Operating Specifications

Operating Weight 178517 lb - -
Rated Payload - Standard 17.5 ton (US) - -
Rated Payload - High Lift 17.5 ton (US) - -
Bucket Capacity Range 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) - -
Cat Truck Match - Standard 773-775 - -
Cat Truck Match - High Lift 775-777 - -

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit Positive flow control - -
Lift/Tilt System Variable displacement piston - -
Maximum Flow at 1,800 rpm (1) 240 gal/min - -
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 - -
Relief Valve Setting - Main 507 psi - -
Relief Valve Setting - Lift/Tilt 4786 psi - -

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 - 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 (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 - 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 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 (ISO 6396:2008) 65.5 dB(A) - -
Machine Sound Level (ISO 6395:2008) 115 dB(A) - -

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008) 65.5 dB(A) - -
Machine Sound Level (ISO 6395:2008) 113 dB(A) - -

Buckets

Bucket Capacities 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) - -
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