EN
Problem - cause
the tool does not start:
� The power cable is unplugged or damaged;
� Switch contacts are not in good condition or the switch
does not work;
� Induced or inductor windings are damaged;
� Induced windings in short-circuit;
the rotation speed does not change:
� Worn carbon brushes;
� The speed controller is damaged;
the metallic head heats:
� Lack of grease in the rotating shaft head or the head
is dirty;
the body heats:
� Machine in overload;
� Too low supply voltage;
sparks around the collector:
� Worn carbon brushes;
8. faQs / trouBlesHooting
solution
� Plug in or repair the power cable;
� Repair or replace the switch;
� Call customer service;
� Call customer service;
� Replace the brushes;
� Call customer service;
� Call customer service;
� Reduce the work pressure;
� Check the supply voltage and adjust it according
to the technical specifications;
� Replace the brushes;
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