Adjusting the brushes of the central lubrication

The brushes have been adjusted correctly if they touch the working butts lightly.

Brushes of the central lubrication
Brushes of the central lubrication

Adjusting the brushes of the central lubrication:

    1
    Release hexagon nut (2).
    2
    Adjust brushes on hexagon nut (1).
    3
    Re-tighten hexagon nut (2).
    4
    Adjust all brushes.