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Spreader or Riving Knife

Alignment

Checking Alignment with Blade

The blade guard spreader and riving knife must be aligned with the blade when installed. If the spreader/riving knife is not aligned with the blade, then the workpiece will before forced sideways during the cut, which will increase the risk of kickback.

Tool Needed

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Straightedge

.....................................................1

Top Alignment

To check the spreader/riving knife alignment, do these steps:

1.

DISCONNECT SAW FROM POWER!

 

Riving

Bottom Alignment

Knife

 

 

2.

Raise the saw blade to the maximum height so you

 

 

Table

 

 

have easy working access.

 

3. Place the straightedge against the side of the blade

Figure 100. Checking riving knife-to-blade

and spreader/riving knife at the top and bottom, as

illustrated in Figure 100. The spreader/riving knife

alignment.

should be parallel with the blade along its length

 

at both positions, and in the "Alignment Zone," as

 

shown in Figure 101.

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— If the spreader/riving knife is not parallel with

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the blade and inside the alignment zone, then it

needs to be adjusted. Proceed to the Adjusting

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Alignment instructions on the next page.

 

 

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4. Remove the spreader/riving knife and place it on a

 

flat surface and check to see if the spreader/riving

 

knife lays evenly along its length.

 

— If the spreader/riving knife does not lay evenly,

 

proceed to Adjusting Bent Spreader/Riving Knife

Figure 101. The "Alignment Zone".

on the next page.

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Page 65
Image 65
Woodstock W1824 manual Spreader or Riving Knife Alignment, Checking Alignment with Blade, Straightedge