651E Wheel Tractor-Scraper Blocking the Bowl and Apron Caterpillar

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Apron movement can cause personal injury. To prevent movement, block the apron when performing maintenance in the bowl area.

Note: Any material that might fall on the worker should be removed from the apron.

1. Raise the bowl. Place a block under the bowl.

2. Lower the bowl to the block.

3. Block the bowl only to a height so that the bowl can be worked on.

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Illustration 1	g00100932

4. Remove the bolt (1) and remove the pin assembly (2) .

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Illustration 2	g00100934

5. Raise the apron to a height in order to clear the pin holder.

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Illustration 3	g00100935

6. Install the pin assembly.

7. Lower the apron, until the apron is resting on the pin assembly.