Paper Feed - IBM 01 Maintenance Manual

REFERENCE MANUAL
MODEL 81
is adjusted the same on each end, or is parallel to the
rails, the same drag should be felt. On long carriages, if
the platen is to be moved it is necessary to loosen the
margin rack center supports.
S.
FEED ROLL CENTER SUPPORT.
Reposition this to touch
the eccentric collar on the platen guide shaft after any
change in ring and cylinder adjustment. On carriages longer
than 12 inches, loosen the margin rack center supports to
reposition the feed roll center supports (Figure 19).
6.
CARRIAGE SIDE FRAME ECCENTRICS.
Rotate these
until their high points are at the top. These eccentrics occur
on the early Model B's only.
Figure 20. Ring and Cylinder Adjustment
PAPER FEED
Removal
THE FEED ROLLS
may be removed by depressing the
spring-loaded plunger in the end of the feed roll shaft
until it drops free of the pressure lever (Figure 21). The
rear shaft is solid on machines above serial number 519,557
on Standard Models and 152,720 on Executive Models. The
feed rolls are held in place by two clips. By removing one
clip the rear shaft can be taken out.
FRONT AND REAR PRESSURE LEVERS
may be removed
in the following manner:
1.
Remove the feed rolls of the pressure lever to be
removed.
23
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