IBM Selectric - Page 101

RH Margin Release
Lever
/
FIGURE 249. Margin Release Mechanism (15 Inch - Late)
5.
6.
b. Late Position the margin set lever stop left
or right on the margin rack so thclt it wi II clear the
margin stop by .001" to .0lO" when the margin stop
pin is fully seated in the extreme left hand tooth of
the margin rack.
The adjustment insures that the margin stop pin will
always seat itself in the tooth of the rack when the
margin stop is pushed to the left against the final
stop.
Bell Ringer Bai I Adjusting Plate (Fig. 250, Late) -
Position the adjusting plate so that the bellringer bail
is parallel to the margin rack.
Bell Ringer Bail
(i,
FIGURE 250. Bell Ringer Bail Adjusting Plate
Be II ri nger Bai I Lever
a. Early' With the carrier positioned away from
the right hand margin stop, adjust the bell bail lev-
er located on the left end of the bellringer bail to
have .005" to .020" clearance with the bell clapper
-- __ .005" to .020"
/'" ~ItT\ (Adjustment)-:-
\~ ) ~
'" h I
........... _/ /
FIGURE 251. Bell Bail Lever (Early)
2-83
7.
8.
be Ilcrank lever when the bai I is at rest agai nst the
bai I stop. The bai I stop is located at the right end
of the bail. (Fig. 251).
b. Late With the carrier positioned away from
the right hand margin stop, adjust the bell bai I lev-
er located on the left end of the bellringer bai I so
that when the bottom portion of the lever is allowed
to contact the underside of the bell clapper bell-
crank lever a clearance of .005" to .020" will exist
between the bellringer bail and the bellringer bell-
crank (Fig. 252) .
c. Machines Without Bell - The bail stop located on
the right end of the bai I should be adjusted so the
bellringer bail is not moved until the bellringer bell-
crank begins to rise on the final ramp of the line lock
bracket.
Bell Bai I Lever
'" Bell Ringer Bail
FIGURE
252. Bell Bail Lever (Late)
NOTE: When adjusting the bellringer bail lever be
sure to maintain .002" to .004" end play in the bell
ringer bail.
Line Lock Bracket - Adjust the line lock bracket up or
down so that the bellringer bellcrank will ride .0,(7"
to .062" from the bottom as the carrier moves into the
line lock position (Fig. 253A).
Bell Ringer
Bellcrank
FIGURE 253A.
The adjustment insures that the bellringer bellcrank
will remain in contact with the camming surface of the
line lock bracket throughout the line lock operation.
It also insures that the bellringer bellcrank will ride
back over the line lock bracket if the carrier is re-
turned from a position to the right of the right hand
margin •
Bell Clapper Bellcrank Lever - The bell should ring one
space before the be II ri nger be IIcrank moves onto the
front surface of the line lock bracket.
The adjustment is obtained by forming the lug on the