Usage instructions LITTY 4all & 4you
30
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 bolt and the drive wheel is
reached. Then tighten the lock nuts again
with a tightening torque of 4 Nm.
Figure 64: Fine adjustments can be made on the
brake using the adjustment screw on the lower
mount of the wire rope
21.2 Parking knee lever brake for ac-
companying person
Figure 65: Brake handle on the pushing device
To
actuate the parking knee lever brake
, use
the brake handles on the pushing device of the
product and actuate the locking lever.
To
release the parking knee lever brake
, ac-
tuate the locking lever again and thus release
the brake lock.
The brake handles with locking lever can be
mounted on push handles offset to the back or
a central push handle.
Please note that the knee lever 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.
22 Push handles
22.1 Central push handle, central push
handle with foldable push area
and foldable push handle bar
Adjusting the height
of the central push han-
dle and the push handle bar is possible without
tools using quick release levers. To adjust, the
quick release lever(s) is (are) opened and
closed again after adjusting. The height can be
infinitely adjusted.
Figure 66: Closed quick release lever
Figure 67: Quick release lever open
To
remove
the push handle, the M4 end stop
screw (AF 3 mm) needs to be unscrewed and
the quick release lever needs to be opened.
Quick release lever
Adjustment screw
Locking lever
Lock nut
