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Procedure
1. Clean the upper tractor jam sensor.
2. Open the upper tractor covers and ensure that the tractor holes align with the
tractor pins.
3. Press the Vacuum push button to turn the forms vacuum off.
4. Hold down the tension arm while you do the following:
a. Select Forms Feed on the printer control panel to align the form perforation
of the first full page with the correct length alignment mark on the lower
tractors. See Figure 92 on page 234 for details.
b. Press Stacker Up on the stacker control panel to make the forms taut.
c. Slowly move the Tension Arm up to line up the mark with the alignment
slot. While you hold the Tension Arm, press the Vacuum push button to
turn the forms vacuum on.
Note: If you do not hold the Tension Arm while you turn on the forms
vacuum, you see a 079A Check Tension Arm intervention required message.
You must handle this message before you can continue with this procedure.
5. If any of the intervention messages are still displayed, press Check Reset on
the affected printer operator panel or select OK on the touch panel.
6. Check for and resolve or postpone any other error or intervention message that
appears on the printer operator panel or the touch panel.
7. Check to ensure that the perforation is aligned at the correct forms length of
the lower tractor station alignment scale and adjust if necessary. Ensure that
you check both printers.
8. If necessary, complete the "Align Forms" procedure (Forms → Align Forms).
9. Select Start on the printer operator panel or on the Main touch panel for the
affected printer.
What to do next
v See "Recovering from a forms jam" on page 243.
v See "Suggestions for preventing jams" on page 245 if the error recurs frequently.
Chapter 6. Taking care of problems
233
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