Caterpillar 633E II Scraper

Bowl

Heaped Capacity 34 cu yd (26 cu m)
Max Depth of Cut 24 in (61 cm)
Rated Payload 82,012 lbs (37,200 kg)
Struck Capacity 23 cu yd (18 cu m)
Width of Cut 12 ft (4 m)

Dimensions

Front of Tractor to Front Axle 132 in (336 cm)
Height – Overall Shipping 167 in (424 cm)
Height – Scraper Blade Maximum 18 in (45 cm)
Height – Top of Cab 12 ft (4 m)
Length – Overall Machine 583 in (1,481 cm)
Overall Height 14 ft (4 m)
Overall Length 49 ft (15 m)
Overall Width 13 ft (4 m)
Rear Axle – Rear of Machine 96 in (243 cm)
Wheel Base 30 ft (9 m)
Wheelbase 30 ft (9 m)
Width – Inside of Bowl 134 in (340 cm)
Width – Outside Rear Tires 143 in (364 cm)
Width – Overall Machine 160 in (405 cm)
Width – Rear Tire Center Lines 97 in (246 cm)
Width – Tractor 137 in (348 cm)

Elevator

Length – Flights 114 in (289 cm)
Length – Overall 177 in (450 cm)
Number of Flights 14
Spacing of Flights 24 in (61 cm)
Width – Flight Face 10 in (25 cm)

Engine

Bore 5 in (14 cm)
Displacement 1,099 cu in (18,009 cu cm)
Gross Power – Gears 1-2 475 hp (354 kw)
Net Power 490 hp (365 kw)
Net Power – Gears 1-2 450 hp (336 kw)
Net Power – Gears 3-8 490 hp (365 kw)
Stroke 6 in (15 cm)
Tractor Engine 3408E

Hydraulic System

Bowl Cylinder Bore 7 in (19 cm)
Bowl Cylinder Stroke 20 in (51 cm)
Compensator Settings – Cushion Hitch Circuit 2300 psi
Compensator Settings – Elevator Circuit 5300 psi
Cushion Hitch Circuit 9 gpm (34 lpm)
Ejector Cylinder Bore 7 in (17 cm)
Ejector Cylinder Stroke 61 in (155 cm)
Floor Cylinder Bore 6 in (16 cm)
Floor Cylinder Stroke 52 in (133 cm)
Relief Valve – Implement Circuit 2500 psi
Relief Valve – Steering Circuit 1960 psi
Scraper Circuit 91 gpm (344 lpm)
Steering Circuit 103 gpm (390 lpm)
Supplemental Steering Circuit 77 gpm (291 lpm)

Scraper Bowl

Capacity – Struck 23 cu yd (18 cu m)
Cutting Edge Thickness 1 in (4 cm)
Depth of Cut – Maximum 17 in (43 cm)
Depth of Spread – Maximum 23 in (58 cm)
Ground Clearance – Maximum 20 in (50 cm)
Hydraulic Penetration Force 87,608 lbs (39,738 kg)
Rated Load 82,000 lbs (37,195 kg)
Scraper Capacity – Heaped 34 cu yd (26 cu m)
Width – Cut – To Router Bits 12 in (29 cm)

Scraper Engine

Displacement 49,673 cu in (814,003 cu cm)

Service Refill Capacities

Cooling System 33 gal (125 l)
Crankcase 12 gal (44 l)
Differential 36 gal (136 l)
Final Drive – Each 7 gal (26 l)
Fuel Tank 215 gal (814 l)
Hydraulic Reservoir 50 gal (189 l)
Transmission 33 gal (125 l)
Wheel Coolant – Each 20 gal (74 l)

Steering System

Ground-Driven Secondary Steering System 52 gpm (197 lpm)
Hydraulic Output 96 gpm (364 lpm)
Steering Angle – Left 85 degrees
Steering Angle – Right 90 degrees
Width – 180 degrees Turn 40 ft (12 m)

Tractor Engine

Displacement 1,099 cu in (18,001 cu cm)
Gross Power 490 hp (365 kw)
Model 3408TA
Net Power 450 hp (336 kw)

Transmission

1 Forward 3 mph (5 kph)
2 Forward 5 mph (9 kph)
3 Forward 7 mph (12 kph)
4 Forward 10 mph (16 kph)
5 Forward 14 mph (22 kph)
6 Forward 18 mph (29 kph)
7 Forward 25 mph (40 kph)
8 Forward 33 mph (54 kph)
Max Speed Forward 33 mph (53 kph)
Reverse 6 mph (10 kph)

Weights

Front Axle 72,051 lbs (32,682 kg)
Front Axle Weight – Loaded 99,236 lbs (45,013 kg)
Rear Axle 40,529 lbs (18,384 kg)
Rear Axle – Weight – Loaded 95,344 lbs (43,247 kg)
Scraper Shipping 64,958 lbs (29,464 kg)
Total Shipping 111,158 lbs (50,420 kg)
Tractor Shipping 46,200 lbs (20,956 kg)
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