Setting The Return Force Of The Unwinder Dancer Lever - Novexx Solutions ALX 73 Series User Manual

S
TARTUP AND OPERATION
Setting the return force of the
unwinder dancer lever
The dancer lever on the unwinder is set so that a wide
range of label materials can be processed without hav-
ing to change the setting of the dancer lever return
force.
Very narrow label material may tear in some circum-
stances or may be stretched so much that dispensing
accuracy is impaired. If this happens, the dancer lever
force must be reduced:
Unwinder with diameter of 400 mm
1. Loosen the lock ring [38B]. To do this turn the ring
opposite to the arrow direction shown here while at
the same time firmly holding the adjusting ring
[38A].
2. Turn the adjusting ring [38A] opposite to the arrow
direction to increase the return force.
Turn the adjusting ring [38A] in the arrow direction
to decrease the return force.
3. Hold the adjusting ring firmly again.
Unwinder with diameter of 300 mm
Tools: 2.5 mm Allen key wrench
 Turn the setting screw [39A] on the dancer lever to
the left to increase the return force.
Turn the setting screw [39A] on the dancer lever to

the right to decrease the return force.
User manual ALX 73x | file version 02 | 04/2013
A
[37] Return spring (A) on the dancer lever of the 400 mm unwinder.
B
A
[38] Return force adjustment on the dancer lever of the 400 mm
unwinder.
A Adjusting ring
B Locking ring
A
[39] Return force adjustment on the dancer lever of the 300 mm
unwinder.
ALX
73x
GB
Mechanical settings | 19