Carl Valentin Dynacode Series Service Instructions Manual page 27

Dynacode series
Replacing printhead fastener,
pressure bail and interlayer
Figure 20
Replacing guiding
carriage
Figure 21
Use screw locking adhesive Loctite
against unintentional unscrewing.
0808
1. Remove cassette.
2. By means of a tweezers, push both tension
springs (C) from spring pillar (B).
3. Unplug printhead cable (E) from printhead
(A).
4. Remove socket head screws (G).
5. It is now possible to remove the complete
printhead unit.
6. Now you can start necessary servicing.
Use screw locking adhesive Loctite
against unintentional unscrewing.
1. For exchange of pneumatic cylinder (L) you have
to remove socket head screws (M) and
afterwards unplug pneumaic tube.
2. For exchange of linear guiding (O) you have to
remove socket head screws (N). Push guiding
carriage (H) aside until the track carriage which is
underneath appears. Remove socket head screw
(P) for exchanging linear guiding (O). The guiding
does not have much play in the nut in order to
guarantee a parallel run. Lever the linear guiding
by means of a screw driver carefully. If the new
guiding should have too much play in the nut,
press it to the edge and tighten it.
3. For exchange of guiding roll (I) you have to
remove socket head screw (K).
4. For exchange of guiding carriage (H) you have to
push it over the drillings (J).
Subsequently insert an Allen key 2.0 bottom-up
through the drillings (J) into the screws of the
washer lock (not visible). After removing these
screws and 4 screws (N) you can remove the
guiding carriage (H).
®
243™ to secure screws of the washer lock (not visible/J)
Service instructions
The component can be fractionized
further in its individual parts, by
removing the printhead shaft (D). For
this procedure you have to unscrew the
bars (F).
At installation, respect parallelism of
slots next to the screws (G) to the slots
in guiding carriage (H).
®
243™ to secure screw (F, R, S)
Mechanics
27