HR4004D-4504D
96
10. - Maintenance and storage
KN208JGB_C
Power harrow
10.4 Maintenance
- Before leaving the tractor or before
adjusting, maintaining or repairing the
machine, disengage the PTO drive, turn off
the engine, remove ignition key and wait
until all moving parts have come to a
complete stop and apply park brake.
10.4.1 Gearbox oil level check
- Check oil level and top up if necessary.
- Check that there are no oil leaks on the central
gearbox.
10.4.2 Checking the blades and their
mounting hardware
- Immediately replace worn or damaged parts
with genuine KUHN parts.
Blades
- Replace blades in the following cases:
• When the wear value L reaches 150 mm (6’’).
• When there is visible distortion.
Using blades that are excessively worn can
cause premature damage to holders, rotors or
troughs.
- Regularly check that there are no foreign
objects wrapped around the blade holder
(twine, wire, crop residues, ...). Remove
them.
L