Printronix P6000L User's Reference Manual page 37

Figure 2-13. Rear Paper Fence Installation - Floor Cabinet Models
4. Install the paper stacking tent into the paper stacking area with the far edge of the tent
against the front paper fence as shown in Figure 2-14.
5. Align the outer edges of the tent with the outer edges of the paper supply as seen through
the printer cabinet.
6. Advance the paper until a few sheets begin to stack on the tent as shown in Figure 2-15.
Operation 2-17