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Caterpillar 627

Picture Caterpillar 627
Comparison of size. The pull clamp and the push plate are clearly visible.

Picture Caterpillar 627
Rear view

Picture Caterpillar 627
Loading position of the bowl with opend apron.

Picture Caterpillar 627
Travel position of the bowl with closed apron.

Picture Caterpillar 627
The traction unit is connected jointedly to the scraper at the model too. This is clearly visible when driving over an obstacle in a curve.

Picture Caterpillar 627
Demonstration of push-pull operation (photo manipulation)

Picture Caterpillar 627
If a second scraper isn’t available, a dozer may also serve as a push unit. Here shown with a CAT D9N.

Picture Caterpillar 627
An older twin engine scraper to the left and a newer elevator scraper to the right.