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5.3.2 Top film
Table 9 gives a step-by-step description of how the top film should be positioned. The main
switch must be turned on but no packaging process may be performed.
Avoid bumping against the projecting parts of the control cabinet by taking care during work on
the top film. You should also take care that you do not cut yourself on the film since its edges
can be very sharp.
Table 9 Staged plan for fitting the top film
No. Action
Remark
1.
Makes sure you execute all steps according
to paragraph 5.2.3, put machine in film infeed
mode
Via operator menu.
2.
Raise the film guide against the film shaft
indicated.
Ensure that it does not fall
down.
3.
Place the film roll on its shaft.
See Figure 5.6.
Use help when lifting heavy
weights.
4.
Replace the film guide on the film roll.
-
5.
Line up the film roll.
Use the setting button (see
Figure 5.6) and fix it in place
with the lock nut.
7.
Weigh down the film guide, if required, with
extra weights.
Use help when lifting heavy
weights.
8.
Position the film through the film shafts,
photocell and film brake to the bottom film.
Sequence: see Figure 5.6.
Roll out sufficient film.
9.
Fix the start of the top film to the bottom film
with a piece of adhesive tape. Do this on the
infeed side of the top film infeed shaft. Avoid
making folds in tape or film.
Position printed top film in the
correct position with respect to
the formed bottom film. The
film must be shifted
approximately 5 cm in the
direction of the out-feed.
10. Allow the adhesive tape to be transported to
beyond the sealing station. The top film must
now be stretched tightly.
Use the transport button
(figure 5.6).
11. Perform a single stroke. The top film is now
sealed to the bottom film
See paragraph 5.2.4
12. Set the automatic film synchronisation by
activating and setting the photocell if needed
See paragraph 5.4
13. Choose the required operational mode and
activate the machine.
See paragraph 5.2
Figure 5.6 Top film
Photocell
Setting and
lock knob
Film Shaft
Film roll
Film guiding
Weight plate
