LUBRICATION
All bearings are permanently lubricated from factory; you don't need to grease them.
WARNING!
Before any repair or maintenance disconnect the feeder cable.
INSPECTION AND REPLACEMENT OF MOTOR BUSHES
WARNING:
Before inspecting the brushes disconnect the feeder cable.
Brushes' duration is variable. It depends on the amount of work done by the motor. Verify the brushes after the
first 10 hours of use of a new machine or after mounting new brushes.
After the first check, inspect them every 10 hours of work, until the replacement becomes necessary.
The brush-sockets Fig.1 are located inside the motor carter. Replace each brush when the carbon left is less
than 5mm, or whenever a spring or a wire are burned or damaged. If the brushes are found usable at the
inspection, remount them in the same position they were before.
Proceed as follows:
1. Open and unscrew the two screws (B).
2. Take off each brush check it and replace it if necessary. Replace both brushes also if only one is worn out.
Note : After controlling the brushes, if you do not replace them, make sure to reposition them in the same
position as before.
3.
Position the brushes in the motor. Re-position the spring (A).
4.
Run the machine for about 5 - 10 minutes to allow the brushes to adapt to their position. If these are not
correctly assembled the motor can be seriously damaged. While the brushes adapt to their position you
can notice sparks coming out of the motor: this is normal for new brushes.
WARNING :
When using power tools, always refer to the basic safety rules, fundamental to prevent fire,
electric shock and injuries. Also read carefully before using the machine and keep them for the
entire life of the machine.
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