Printronix L1024, Maintenance Manual

Page: 161 / 372

8–29 Chapter 8 – Power Supplies
9. Remove the Lamp Connector Cover by removing 1 Screw and disconnect the Fuser Lamp
and Thermistor Connectors from the Stepper Motor Board Frame.
See Figure 8–17.
10. Remove the Right Inside Cover by removing 1 Screw, then pressing down on the Warning
Label at the front of the Cover. This releases the Locking Tab from the Right Side Cover. See
Figure 8–17 .
NOTE: Upon installation, the groove on the bottom of the Right Inide Cover should
straddle the top edge of the right side of the Tractor Frame.
See detail in
Figure 8–17 .
11. Remove the Tractor Encoder Cover by removing 1 Screw. See Figure 8–17.
NOTE: Upon installation, the groove on the bottom of the Encoder Cover should
straddle the top of the left end of the Tractor Frame.
See detail in Figure
8–17 .
12. Remove the Tractor Paper Guide by removing 1 Screw from the center rear of the Tractor
Frame. See Figure 8–17.
13. Disconnect the Encoder Cable from the Connector on the Base Plate. See Figure 8–17.
14. Remove the Tractor by removing 3 Screws, then lifting the left end of the Tractor out first.
This clears the Encoder of the HVPS, and allows the Tractor room to move to the left so that
the Tractor Stepper Motor can clear the Stepper Motor Board Frame.
See Figure 8–17.
15. Disconnect the Cable from the Tractor Stepper Motor and remove the Tractor from the printer.
16. Remove 1 Screw from the rear of the HVPS Contact and slide it toward the rear of the printer
to release the Front Locking Tab from the Printer Base Plate. See Figure 8–18.