9.4 Maintenance procedures
1. After two (2) hours of operation, you are recommended to:
•
Check the V-belt tension
•
Check the bolts on the V-belt pulley (see page 28).
Repeat this procedure whenever you replace a V-belt.
2. You are recommended to check the following items after every eight
(8) hours of operation:
•
Nuts for correct tightness
•
Condition of the cutting tool attachments
•
V-belts and bolts on the coupling elements (page 28)
•
Condition of the safety devices (page 16)
•
Transmission oil level (page 26)
•
Remove any foreign bodies that may be wrapped around the
rotor shaft (wire, etc.)
•
Check the hook trestle and housing for signs of cracks
•
Reapply grease, as required, at each lubrication point (page 27)
3. After every 100 hours of operation:
•
Examine and grease the drive shaft
4. At regular intervals (every 12 months):
•
Complete change of transmission oil
9.5 Replacement of cutting tool attachments
Replace any worn or damaged cutting tool attachments.
If only some of the cutting tool attachments are worn or damaged, ensure
that flails and blades are replaced in symmetrical pairs.
In both cases (partial or complete replacement), you are recommended
to rebalance the rotor shaft.
You should also rebalance the rotor shaft whenever vibration occurs.
Fig. 22
