Wear the appropriate personal protective equipment (PPE) when you operate, service, or maintain the machine.
For more information, see the Operator's Manual for your Wallenstein Equipment product.

If the rotor knife gets hot during sharpening, stop and wait for the rotor knife to cool.

Remove the same amount of material from all the rotor knives.

 

If you have any questions or concerns, contact your local Wallenstein Equipment dealer or distributor.


  1. Remove the rotor knife from the machine.
    For more information, see how to Replace a rotor knife.
  2. Clean the rotor knife.
  3. Examine the rotor knife for damage.
    If a rotor knife is damaged, replace all the rotor knives.
  4. Put the rotor knife in a bench vice with the cutting edge facing up.
    Make sure that the rotor knife is clamped safely in the bench vice.
  5. Use a grinder to sharpen the cutting edge of the rotor knife.
    Sharpen the cutting edge to a 45-degree angle.
  6. Do steps 4 and 5 again for the opposite cutting edge.
  7. Do steps 1 to 6 again for the remaining rotor knives.