13
3.5 Replacing the Slipping Clutches
The rewinder for the transfer ribbon and the internal rewinder are coupled to slipping clutches in the main drive. The
supply hub of the transfer ribbon is braked with a slipping clutch during printing.
Change the slipping clutch when it can no longer be set 4.1 on page 17. Removal and installation of the slipping
clutch is also required for replacement of a winder.
1 Transfer ribbon supply hub: brake
2 Transfer ribbon take up hub: coupling
3 Internal rewinder: coupling
Fig. 11 Slipping clutches
Danger!
Risk of death via electric shock!
Before opening the housing cover, disconnect the device from the mains supply and wait at lease one
minute until the power supply unit has discharged.
Removing the slipping clutch
Unplug the printer from the electrical outlet.
Remove the rear cover of the printer.
Remove the snap ring (1).
Pull coupling or brake (2) from the winder axis (Item 5 in Fig. 12) or (Item 9 in Fig. 13).
Ensure that the pin (Item 11 in Fig. 13) remains on the winder axis when pulling the brake off. Reattach the pin to
the winder axis if it has been pulled off. The axis prole is shaped in such a way that the pin only ts on the winder
axis in one way.
1.
2.
3.
4.
5.
3 Replacing Assembly Units
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