201
9.4 U
NWIND
UNIT
ALS
20X
256
Adjusting restoring force of dancer arm
Measuring the restoring force:
Load unwind mechanism with label material Guide
the label ribbon up to the dispensing edge.
Strengthen end of label ribbon so that it does not
tear during measurement of tractive force.
Hook on force measurement device [249].
Pull on the force measurement device until the dan-
cer arm swivels and the brake releases.
– Specified value for pulling force: 8 ... 10 N
Adjust restoring force as required:
Turn the adjusting screw [250A] on the dancer arm
left to increase restoring force.
Turn the adjusting screw [250A] on the dancer arm
right to decrease restoring force.
[249] Measuring the restoring force
[250] Adjusting restoring force
A
Summary of Contents for ALS 204
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