Caterpillar 623H Scraper

Bowl

Heaped Capacity 23 cu yd (18 cu m)
Rated Payload 55,200 lbs (25,038 kg)
Struck Capacity 19 cu yd (14 cu m)
Width of Cut 10 ft (3 m)

Engine

Flywheel Power – Tractor/Scraper 304 kW (407)

Hydraulic System

Bowl Cylinder Bore 6 in (14 cm)
Bowl Cylinder Stroke 33 in (85 cm)
Ejector Cylinder Bore 4 in (11 cm)
Ejector Cylinder Stroke 48 in (121 cm)

Operating Specifications

Cooling System Fluid Capacity 17 gal (64 l)
Fuel Capacity 202 gal (763 l)
Hydraulic System Fluid Capacity 22 gal (83 l)

Scraper Bowl

Rated Load 55,200 lbs (25,038 kg)
Scraper Capacity – Heaped 23 cu yd (18 cu m)

Service Refill Capacities – Tractor

Cooling System 17 gal (64 l)
Differential 46 gal (173 l)
Final Drive – Each 5 gal (19 l)
Hydraulic Reservoir 22 gal (83 l)
Transmission 19 gal (70 l)

Steering System

Steering Angle – Left 82 degrees
Steering Angle – Right 85 degrees

Tractor Engine

Displacement 763 cu in (12,503 cu cm)
Make Caterpillar
Model C13 ACERT

Transmission

1 Forward 3 mph (5 kph)
2 Forward 6 mph (9 kph)
3 Forward 8 mph (12 kph)
4 Forward 10 mph (16 kph)
5 Forward 14 mph (22 kph)
6 Forward 18 mph (30 kph)
7 Forward 25 mph (40 kph)
8 Forward 34 mph (54 kph)
Number of Forward Gears 8
Number of Reverse Gears 1
Reverse 6 mph (9 kph)
Top Speed – Loaded 34 mph (54 kph)

Weights

Total Operating – Loaded 142,701 lbs (64,728 kg)
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