IBM 01 Maintenance Manual page 239

MODEl Cl CUSTOMER ENGINEERING
checked by observing that the tab-check lever takes
an equal bite on all set tab stops.
C. PARALLEL TO TAB CHECK LEVER. Position
the tab rack about its axis so that the front face of
a set tab stop is parallel to the tip of the tab-check
lever (Figure 22).
Tob Check Lever
Figure 22. Tab RAck Adjustment, 4C
NOTE: Caution must be used in tightening the tab-
rack mounting-nuts so as not to spring the carriage
end-plates.
5. TAB LATCH. Adjust by positioning the eccentric
mounting-stud so that the tab-check lever engages
1h to % of the exposed surface of a set tab stop when
the tab lever is latched. The high side of the eccen,.
tric must be kept in the left half of its orbit (Fig\fl'e
23).
,~,o
..
_,~~-~ i~~~
Tab Check Lever .-
-::s..=
Set Tab Stop
Tab Latch Eccentric
Figure 23. Tab Latch Adjustment (
6. TAB-LATCH. Form the tab-latch, at the point of
contact with the tab check-lever, so the tab unlatches
when the tab check-lever is .040" to .045" from its
full left-hand position (Figure 24.)
28 )