Shredders
62
BK
Maintenance and storage
Replacing knives and pallet knives
From the transport position:
Uncouple PTO shaft on machine side.
- Partial replacement:
• Replace damaged or worn knives.
• Replace the knives that are diametrically opposite to
maintain the existing balance.
• Check that there is still 1 to 2 mm (0.04’’ -
0.08’’) mm play between the pair of knives and the
supports.
- Total replacement:
• Weigh cutting tools.
• Pair up equally weighted cutting tools so that they
can be placed diametrically opposite.
• Fit the knives according to the direction of travel of
the machine.
• Check that there is still 1 to 2 mm (0.04’’ -
0.08’’) mm play between the pair of knives and the
supports.
- Checking the balance:
• Couple PTO shaft on machine side.
• Slightly lift the machine from the ground.
• Start the PTO drive and increase speed
progressively up to a steady speed of 540 min
-1
or
1000 min
-1
.
• When mounted correctly, the rotor must rotate
without causing the machine to vibrate.
Immediately replace worn or damaged parts
with genuine KUHN parts.
Replace self-locking nuts after each removal
operation:
Torque: 25 daN m (185 lbf ft).
Put the lighter pairs in the center of the rotor and
the heavier pairs to the edges.
Summary of Contents for BK230
Page 1: ...OPERATOR S MANUAL Shredders BK JN009BGB F English 07 2007...
Page 2: ......
Page 22: ...Shredders 20 BK Safety Risk of entanglement 13 Stay clear of rotating drive line...
Page 67: ...Maintenance and storage Shredders BK 65 Reinstall the belt guard 1 Reinstall bolts 2...
Page 70: ...Shredders 68 BK Limited warranty LIMITED WARRANTY...
Page 71: ...Limited warranty Shredders BK 69...
Page 72: ......