Printronix P8000 Plus Series Administrator's Manual page 32

21. Normally, you should not need to adjust the position of the left tractor. If adjustment is necessary,
unlock the left tractor by placing the tractor lock in the middle position. Slide the tractor until it is
directly to the left of the number "1" on the paper scale and lock it. (You can also use the paper scale
to count columns.)
22. Unlock the right tractor.
23. Load the paper onto the sprockets and close the tractor door. If necessary, slide the right tractor to
remove paper slack or to adjust for various paper widths. Then, lock the tractor.
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Tractor Lock
Figure 11 Loading Paper onto the Sprockets
Tractor Door