Preventive and Corrective Maintenance
13291L-001 Rev. A S4M Maintenance Manual 10/27/05
Figure 140 • Select the Orientation of the Compound Pulley
10. See Figure 141. Slide the pulley onto the platen pulley shaft in the proper orientation and
align the set screws with the flat spots on the platen roller shaft.
Figure 141 • Align Flat Spots on the Shaft
11. Leave approximately 1/32 in. (0.80 mm) from the main frame and tighten the set screws.
Rotate the motor down until the drive belt is just taut. Tighten the locking screw and then
the pivot screw.
1Set screws (2)
2Platen roller shaft flat spots
200 dpi 300 dpi
Caution • Do not over tighten the drive belt, or damage to the bearings and platen
roller will occur. The belt should deflect under finger pressure but no more than ¼ inch