CAT 623H Motor Scraper


Tractor Engine

Make CAT
Model C13 ACERT
Displacement 763 cu in (12.6 L)

Engine Details

Flywheel Power – Tractor/Scraper 304 kW (407 hp)
Tractor Cat C13 ACERT
Maximum Power 407 hp (303.5 kw)

Operational Specs

Fuel Tank Capacity 201.6 gal (763.2 L)
Cooling System Fluid Capacity 17 gal (64.4 L)
Hydraulic System Fluid Capacity 22 gal (83.3 L)

Transmission

Number Of Forward Gears 8
Number Of Reverse Gears 1
Reverse 5.7 mile/h

Steering

Steering Angle – Right 85
Steering Angle – Left 82

Transmission

1 Forward 3.1 mph (5 km/h)
2 Forward 5.5 mph (8.9 km/h)
3 Forward 7.5 mph (12.1 km/h)
4 Forward 10.1 mph (16.3 km/h)
5 Forward 13.6 mph (21.9 km/h)
6 Forward 18.4 mph (29.7 km/h)
7 Forward 24.8 mph (40 km/h)
8 Forward 33.5 mph (54 km/h)
Top Speed – Loaded 33.5 mph (54 km/h)

Weights

Total Operating – Loaded 142701 lb (64728.1 kg)

Bowl

Rated Payload 55200 lb (25038.4 kg)
Heaped Capacity 23 yd3 (17.6 m3)
Struck Capacity 18.8 yd3 (14.4 m3)
Width Of Cut 10.3 ft in (3136.9 mm)

Standards

Standards Standards

Hydraulics

Bowl Cylinder Bore 5.5 in (139.7 mm)
Bowl Cylinder Stroke 33.3 in (845.9 mm)
Ejector Cylinder Bore 4.3 in (109.3 mm)
Ejector Cylinder Stroke 47.8 in (1214.2 mm)
Bowl Floor Cylinder Bore 5.1 in (129.6 mm)
Bowl Floor Stroke 53.3 in (1353.9 mm)
Steering Cylinder – Bore 5 in (127 mm)
Steering Cylinder – Stroke 44.4 in (1127.8 mm)
Cushion Hitch Cylinder Bore 5.5 in (139.7 mm)
Cushion Hitch Cylinder Stroke 9.9 in (251.5 mm)
Steering Circuit Flow 61.8 gal/min
Secondary Steering Circuit Flow 10.3 gal/min
Scraper Circuit Flow 50.7 gal/min
Elevator Circuit Flow 67.9 gal/min
Cushion Hitch Circuit Flow 10.6 gal/min

Scraper Bowl

Rated Load 55200 lb (25038.4 kg)
Scraper Capacity – Heaped 23 yd3 (17.6 m3)
Heaped Capacity 23 yd3 (17.6 m3)
Struck Capacity 18.8 yd3 (14.4 m3)
Maximum Depth Of Cut 10.3 in (261.7 mm)
Width – Cut – Outside Router Bits 123.5 in (3136.9 mm)
Maximum Ground Clearance At Cutting Edge 20.8 in (528.4 mm)
Thickness – Cutting Edge 0.9 in (22.9 mm)
Maximum Hydraulic Penetration Force 132640 lb (60164.5 kg)
Maximum Depth Of Spread 18.3 in (464.9 mm)

Service Refill Capacities – Scraper

Non-Powered Wheel 1.1 gal (4.2 L)
Fuel Tank Capacity 201.6 gal (763.2 L)

Service Refill Capacities – Tractor

Engine Crankcase 8.8 gal (33.2 L)
Transmission 18.5 gal (70.1 L)
Differential 45.8 gal (173.4 L)
Final Drive – Each 5 gal (19 L)
Cooling System 17 gal (64.4 L)
Hydraulic Reservoir 22 gal (83.3 L)
Windshield Washer Reservoir 1.3 gal (5 L)

Tractor Engine – Prior U.S. Epa Tier 3/Eu Stage Iiia Configuration*

Tractor Engine Cat C13 ACERT
Maximum Power – All Gears – Iso 14396 407 hp (303.5 kw)
Maximum Power Reference Engine Speed 1700 rpm
Displacement 763 cu in (12.6 L)
Bore 5.1 in (129.6 mm)
Stroke 6.2 in (157.5 mm)

Tractor Engine – U.S. Epa Tier 4 Interim/Eu Stage Iiib

Tractor Engine Cat C13 ACERT
Maximum Power – All Gears – Iso 14396 407 hp (303.5 kw)
Maximum Power Reference Engine Speed 1700 rpm
Displacement 763 cu in (12.6 L)
Bore 5.1 in (129.6 mm)
Stroke 6.2 in (157.5 mm)

Weights – Machines Achieving Prior U.S. Epa Tier 3/Eu Stage Iiia Emission Levels

Shipping Weight – 10% Fuel 86004 lb (39010.8 kg)
Operating Weight – Full Fuel Tanks 87499 lb (39688.9 kg)
Loaded, Based On A Rated Load 142701 lb (64728.1 kg)

Weights – Machines Meeting U.S. Epa Tier 4 Interim/Eu Stage Iiib Emission Standards

Shipping Weight – 10% Fuel 86259 lb (39126.5 kg)
Operating Weight – Full Fuel Tanks 88046 lb (39937 kg)
Loaded, Based On A Rated Load 143245 lb (64974.9 kg)
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