7. Mechanical friction adjustment (fig.6)
To adjust the drive force mechanically, proceed as follows:
• unscrew grains S
• adjust the drive force by using the Allen wrench B on grain G: tighten to increase the force, unscrew to
decrease.
CAUTION
The civil liability policy, which covers possible injuries to people or accidents caused by defects
in construction, requires the system to be to standard UNI 8612 and to use original Benincà
accessories.
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