IBM 1403 Field Engineering Maintenance Manual page 17

Figure 10. Tractor (Upper Left)
3. With the conditions in steps 1 and 2 established,
secure both paper guide and mounting block with
their front surfaces Hush to the front edge of the
spacer plate.
4. Position the lower edge of the adjacent paper guide
against the lower edge of the paper guide nearest
the door pivot, maintaining the upper edges par-
allel. Check that the inner edges of the guides are
clear of the pins.
5. Fasten the adjacent paper guide to the tractor
frame.
Position the tractor door for a clearance of paper
guide plates to the door runners of .048" to .056"
(Figure 12).
1. Loosen the pivot plate.
Note: The Loctite sealant must be used on the threads
of the holding screws if this adjustment is made.)
2. Screw the door stop in below the correct door
setting.
3. Insert two sets of feeler gages with the correct
setting.
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