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Chapter 6: Troubleshooting 29 of 37
6-4 Mechanical Faults
Problem
Possible Cause
Possible Remedy
Bearing overheating
Excessive tension on belt drive
Check tension of belt and adjust
as necessary
Lubrication fault Check lubrication frequency
and recommended lubricant
Visible cracks in knife
Incorrect grinding or grinding
procedure
Check method of grinding and
contact our technical sales
department
Knives moving on knife seats
Uneven knife seat surfaces
Clean up to provide maximum
bearing surface
Loose knife screws Knife screws should not be
used more than six times.
Replace if there is evidence of
stretch
Knives breaking
Cracks caused by incorrect
grinding
Contact our technical sales
department
Excessive knife wear Open knife setting Re-set knives
Screen breakage Incorrectly seated screen Check that the screen is seated
correctly and fully in its cradle