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6. Retrospective fine adjustments can be
made at any time using the infinitely ad-
justable adjustment screw on the lower
mount of the wire rope. To do this, open
the lock nuts (AF 8 mm) and unscrew the
adjustment screw. This will tension the
wire rope until the required distance be-
tween the brake pin and the drive wheel is
reached. Then tighten the lock nuts again
with a tightening torque of 4 Nm.
Adjustment screw
Lock nut
Figure 152: Fine adjustments can be made on the
brake using the adjustment screw on the lower
mount of the wire rope
25.3 Integral parking brake (SPEEDY
F2)
25.3.1 Opening and closing the brake
Control element
Front part of the
control element
Figure 153: Overview of terms
Closing the brake is carried out by pressing
the front part of the control element to the right
or left outwards until the brake element rests
against the tyre. Then press the control ele-
ment (on the front part) towards the tyre until
53
Brake element
Usage instructions SPEEDY F4 and F2
the control element rests against the brake
element and the brake noticeably engages.
Press the front part of
the control element to
the outside
Figure 154: Integral brake open, closing is carried
out by pressing the control element outwards
With the brake closed, the brake element is
perpendicular to the brake mount and the
brake element pushes approximately 4 mm
into the tyre (with the specified air pressure in
the tyres).
Brake mount
•
Control element rests
against the brake element
Figure 155: Integral brake closed, brake element
vertical to the brake mount
Please note that the integral brake is a
parking brake which may only be applied when
the product is at a standstill. This is not a ser-
vice brake which is suitable for reducing
speed.
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