MAINTENANCE
18
BLADES CHECK
To assure a perfect functioning of the chipper check often that its blades are in good conditions, sharpened
and perfectly f xed by the locking bolts.
To inspect the rotor and the blades condition, please proceed as described below:
•
Stop the machine.
•
Disengage the PTO shaft and remove
the tractor ignition key.
•
Remove the locking screw of the
f ywheel housing.
•
Grab the top half of the housing by
the handles and slowly open the
cover to maximum open position.
•
Carefully rotate the f ywheel checking
the condition of every single blade.
SHARPENING AND REPLACEMENT OF BLADES
A poor performance of the chipper usually depends on its blades wear. Blades are reversible and have two
cutting edges to be used before executing sharpening or replacement.
To disassemble the blades, please proceed as follows:
•
Repeat previous point regarding check.
•
Rotate flywheel until blade screws are accessible.
•
Remove fixing screws and pull out the blade
•
Rotate blade 180 degrees and replace the cutting edge intact in the slot.
•
Reinsert the unscrewing lockwashers and tighten the screws with a torque wrench
per the torque specif cation chart.
•
Repeat operation for the remaining blades.