Hansa C5 O&M Manual - OM-025 Revision A 13/02/2020
© Hansa Chippers 2020
Measure the width of the knife and check that it will be
at least 35 mm after sharpening.
If the knife will be shorter than 35 mm, then the knife
should be replaced. Please contact your nearest Hansa
dealer.
Sharpen the knives on a surface grinder. A cutting
angle of 40 ° is critical for the performance of the
chipper. Make sure plenty of coolant is used when
grinding to avoid softening of the steel knives.
Clean all mounting surfaces and remount the knife in the reverse procedure. Tighten all three nuts as tight as
possible by hand using a 13 mm spanner and 6 mm hexagonal Allen key. Do NOT tighten the bolts with the
hexagonal Allen key.
Note: When blades are sharpened, material is removed from the blades, affecting the distribution of weight in
the rotor. The rotor must be balanced appropriately after blade sharpening, as per the method outlined below:
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