CAT 990H Wheel Loader

Bucket

Dump Clearance At Max Raise 12.97 ft in (3952 mm)
Bucket Capacity – Heaped 11.25 yd3 (8.6 m3)
Bucket Capacity – Struck 9.55 yd3 (7.3 m3)
Bucket Width 14.6 ft in (4450 mm)
Breakout Force _ – (583.6 kN)

Dimensions

Ground Clearance 1.57 ft in (478 mm)
Length With Bucket On Ground 42.13 ft in (12839 mm)
Width Over Tires 13.36 ft in (4071 mm)
Height To Top Of Cab 16.64 ft in (5070 mm)
Wheelbase 15.1 ft in (4600 mm)
Hinge Pin – Max Height 19.25 ft in (5866 mm)
Reach At Max Lift And Dump 5.91 ft in (1799 mm)

Engine Details

Engine Make CAT
Engine Model C27 MEUI ACERT
Net Power 627 hp (467.6 kw)
Gross Power 687 hp (512.3 kw)
Power Measured @ 2000 rpm
Displacement 1666 cu in (27.4 L)
Bore 5.4 in (137.2 mm)
Stroke 6 in (152.4 mm)
Net Power – Iso 9249 627 hp (467.6 kw)
Net Power – Sae J1349 621 hp (463.1 kw)
Engine Model Cat C27 ACERT
Net Power – Iso 14396 669 hp (498.9 kw)
Net Power – Eec 80/1269 627 hp (467.6 kw)
Net Power – Din 70020 650 PS

Operational Specs

Operating Weight 171612.3 lb (77842 kg)
Fuel Tank Capacity 283.8 gal (1074 L)
Hydraulic System Fluid Capacity 115 gal (435 L)
Engine Oil Fluid Capacity 25.1 gal (95 L)
Cooling System Fluid Capacity 50.2 gal (190 L)
Transmission Fluid Capacity 29.1 gal (110 L)
Front Axle/Diff Fluid Capacity 71.6 gal (271 L)
Rear Axle/Diff Fluid Capacity 69 gal (261 L)
Static Tipping Weight 95663 lb (43392 kg)
Turning Radius 34 ft in (10337 mm)
Operating Voltage 24 V
Alternator Supplied Amperage 100 amps
Rear Axle Oscillation 22 degrees
Tire Size 41.25/70-39

Transmission

Transmission Type Powershift
Transmission Type powershift
Number Of Forward Gears 3
Number Of Reverse Gears 3
Max Speed – Forward 14 mph (22.4 km/h)
Max Speed – Reverse 15.5 mph (24.8 km/h)
Forward – 1 4.4 mph (7.1 km/h)
Forward – 2 8 mph (12.8 km/h)
Forward – 3 14 mph (22.5 km/h)
Reverse – 1 5 mph (8 km/h)
Reverse – 2 8.8 mph (14.1 km/h)
Direct Drive – Forward 3 13.9 mph (22.4 km/h)
Direct Drive – Reverse 3 15.4 mph (24.8 km/h)
Direct Drive – Forward 2 7.9 mph (12.8 km/h)
Direct Drive – Reverse 2 8.8 mph (14.2 km/h)
Converter Drive – Forward 3 12.9 mph (20.8 km/h)
Converter Drive – Reverse 3 14.2 mph (22.9 km/h)
Direct Drive – Forward 1 Lock-up disabled
Converter Drive – Forward 1 4.3 mph (7 km/h)
Converter Drive – Forward 2 7.5 mph (12.1 km/h)
Direct Drive – Reverse 1 4.9 mph (7.9 km/h)
Converter Drive – Reverse 1 4.8 mph (7.8 km/h)
Converter Drive – Reverse 2 8.3 mph (13.4 km/h)

Steering

Steering Angle – Each Direction 35 degrees
Relief Valve Setting 4500 psi
Minimum Turning Radius – Over Bucket 407 in (10337.8 mm)
Hydraulic Output At 2,128 Rpm And 6900 Kpa (1,000 Psi) 108 gal/min
Minimum Turning Radius – Over Bucket – Hl 424 in (10769.6 mm)

Transmission

Reverse – 3 15.5 mph (24.8 km/h)

Tires

Tires Tires used for measurement – 41.25/70-39 42 ply

Buckets

Bucket Capacities 8.4 m3-9.2 m3 (11 yd3-12 yd3)

Hydraulic System

Relief Valve Setting 4496.2 psi (31000 kPa)
Pump Flow Capacity 171.8 gal/min (650 L/min)
Raise Time 9.2 sec
Dump Time 2.9 sec
Lower Time 3.8 sec

Axles

Front Fixed
Rear Oscillating
Oscillation Angle 11 degrees
Maximum Single-Wheel Rise And Fall 22.5 in (571.5 mm)

Brakes

Brakes Meet SAE/ISO 3450 1996

Operating Specifications

Rated Payload 33000 lb (14968.6 kg)

Service Refill Capacities

Cooling System 50.2 gal (190.1 L)
Fuel Tank Capacity 284 gal (1075.1 L)
Crankcase 25 gal (94.7 L)
Hydraulic System – Including Tank 115 gal (435 L)
Transmission 29 gal (109.8 L)
Differential – Final Drives – Front 71.6 gal (271.1 L)
Differential – Final Drives – Rear 68.9 gal (260.9 L)
Hydraulic System – Tank Only 46 gal (174.1 L)
Hydraulic System – Lift/Tilt And Brakes 113 gal (427.8 L)
Hydraulic System – Steering And Engine Cooling Fan 50.5 gal (191.2 L)

Hydraulic Cycle Times

Raise 9.2 s
Dump 2.9 s
Total Hydraulic Cycle Time 15.9 s
Lower Float Down – Empty 3.8 s

Cab

Cab – ROPS/FOPS Meets SAE and ISO standards
Sound Performance Sound Performance Meets ANSI, SAE and ISO standards

Loader Hydraulic System

Relief Valve Setting 4500 psi
Pilot System, Gear-Type Pump Output At 2,000 Rpm And 6900 Kpa (1,000 Psi) 12 gal/min
Main Hydraulic System Output At 2,128 Rpm And 6900 Kpa (1,000 Psi) 172 gal/min
Cylinders, Double Acting – Lift, Bore And Stroke 234 mm 1270 mm (9.25 in 50 in)
Cylinders, Double Acting – Tilt, Bore And Stroke 292 mm 820 mm (11.5 in 32.3 in)
Relief Valve Setting – Low Idle 350 psi
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