Datamax W-Class Maintenance Manual page 92

8. Slide the Ribbon Supply Hub approximately 2 inches out of the printer and remove the Spacer and
Clutch Assembly from the shaft.
9. Remove the Ribbon Supply Hub from the printer.

Note: There is a small Pin that locates the Clutch Assembly on the Ribbon Supply Hub shaft. Use special care
when removing the Clutch Assembly.
Replacement:
1. Slide the Ribbon Supply Hub partially into the printer and install the Clutch Assembly making sure
that it is located with the Pin), Spacer, and Bearing.
2. Slide the Ribbon Supply Hub completely through the housing and install the E-Clip onto the end of
the shaft. Reconnect the Clutch Spring to the Clutch Assembly.
3. Slide the Ribbon Take-up Hub partially into the printer and insert the Clutch Pulley onto the shaft.
4. Install the E-Clip.
5. Align the Clutch Pulley setscrews to the flats of the Ribbon Take-up Hub shaft and tighten.
6. Route the Timing Belt over the Clutch Pulley and reconnect the Tensioner Spring to the Upper
Tensioner. Allow the Tensioner Spring to adjust the belt; then tighten both Upper Belt Tensioner
screws.
7. Replace the covers; see Section 4.1.
Removal and Replacement
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