8 Remove one screw and the shaft ground plate (callout 7) from the right side of the shaft. 9 Pull the shaft from the right side to remove it. 87 Figure 115. Flatbed optical unit (5 of 6) CAUTION Move the shaft slowly and support the optical unit to prevent scrapes on and wear to the optical unit and assemblies. 10 Slide the optical unit (callout 8) and turn it clockwise to gain clearance sufficient to lift it out. 8 Figure 116. Flatbed optical unit (6 of 6) To reinstall Support the left side of the optical unit, insert the shaft, and be sure to maintain support until the left screw is installed. Verify that the keyed end of the shaft and the frame are aligned.
136 Chapter 6 Removal and replacement C8523-90921