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I`m`e^Be`]\

The riving knife (=`^li\,() is a metal plate that prevents the newly cut workpiece from pinching the backside of the blade and causing kickback.

When properly mounted, the riving knife is positioned below the blade's highest point of rotation, as shown in =`^li\,).

The height difference between the riving knife and the blade allows the workpiece to pass over the blade during non-through cuts (those in which the blade does not cut all the way through the thickness of the workpiece).

The riving knife also acts as a barrier behind the blade to reduce the risk of hands being pulled into the blade if a kickback occurs.

The riving knife on this machine also acts as the mounting mechanism for the blade guard.

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Use the riving knife by itself for all non-through cuts made with a standard table saw blade (i.e., dadoes or rabbet cuts in which a dado blade is NOT used, and when using a tenoning jig).

Also, use the riving knife by itself for those special operations where the blade guard or its components get in the way of safe operation, such as with very narrow cuts.

N_\eEfkkfLj\k_\I`m`e^Be`]\

The riving knife CANNOT be used with a dado blade. Otherwise, the riving knife height will exceed the blade height and the workpiece will hit the riving knife during the cut, forcing the operator into a dangerous situation of trying to turn the saw off with the workpiece stuck halfway through the cut.

In addition, although it is possible to use the riving knife by itself for through cutting operations, the blade guard assembly offers far more injury protection and risk reduction than the riving knife alone. Therefore, n\ jkife^cpi\Zfdd\e[ that you ALWAYS use the blade guard assembly with the riving knife for all through cuts.

I`m`e^Be`]\

=`^li\,(% Illustration of a typical riving

knife.

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=`^li\,)% Height difference between

riving knife and blade.

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Page 37
Image 37
Woodstock W1811 manual eEfkkfLj\k\I`m`eBe`, `m`eBe`\ =`li\,% Illustration of a typical riving Knife