Checking the Back Guard
Service Interval:
Before each use or daily
Inspect the rear guard for wear or damage (
Replace the rear guard if it is damaged to prevent objects
being thrown into the operator’s area.
Figure 68
1.
Back guard
Clearing the Flail Rotors
Service Interval:
Before each use or daily—Verify the
blades and rotors are free of debris and
rotate/pivot freely.
WARNING
Never attempt to rotate the flail rotors by hand.
•
There may be some residual pressure in the
hydraulic system which could cause injury
through sudden movement of the flail rotors
when the blockage is released.
•
Always wear protective gloves and use a suitable
strong wooden instrument.
•
Ensure that the wooden instrument is long
enough to provide sufficient leverage to release
the blockage.
1.
Stop the machine on level ground.
2.
Apply the parking brake and disengage all drives.
3.
Lower the cutting units to the ground or securely lock
in the designated transport positions.
4.
Shut off the engine and remove the ignition key to
isolate all power sources and check that they are
stopped.
5.
Release all stored energy devices.
6.
Check that all moving parts are stationary.
7.
Using a suitable strong wooden instrument, remove
the blockage. Make sure that the wooden instrument is
properly supported in the flail rotor and avoid the use
of excessive force to prevent damage.
8.
Ensure that the wooden instrument is removed from
the flail rotor before starting the power source.
9.
Repair or adjust the flail rotor if required.
Checking the Rubber Guard
Service Interval:
Before each use or daily
Inspect the rubber guard for wear or damage (
).
Replace the rubber guard if it is damaged to prevent objects
being thrown into the operator’s area.
Figure 69
1.
Rubber guard
Checking the Cutting Unit
Pivot
Service Interval:
Before each use or daily
Every 50 hours
1.
Raise and support the cutting unit; refer to
Machine Off the Ground (page 53)
.
2.
Grip each cutting unit and check for excessive play
from side to side or up and down.
51
