from the input power line to the mo-
tor.
• Replace the carbon brushes being
careful not to ruin them during as-
sembly.
• Proceed to the reverse operations to
reassemble it all.
7.4.1-105 7.4.1-106
7.4.1-107
7.4.2 Brass bushings
Check (to perform every 150h)
The brass bushings allow a fluid and
little tiring rotational movement of the
base. To prevent the base is locked
in a position without the possibility of
movement, is important that the brass
bushings are in good condition and
clean. In case of excessive wear it is nec-
essary to proceed with the replacement.
Maintenance (to perform every 900h)
Brass bushings replacement: Procedure:
• Put the machine in safe conditions.
• Lower the brush deck to the ground
• Loosen the screws that fix the arms
to the brush deck
• Remove the bushings and replace
them with new bushings.
• Proceed to the reverse operations to
reassemble it all, sprinkle the new
bushings with lubricating grease be-
fore mounting.
• Adjust the brush deck once finished.
7.4.2-108 7.4.2-109
7.4.2-110
57
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