- 10 -
(B-138)
With the ribbon oscillator extension held clear of the ribbon lockout
bar and the lockout bar pushed inward, hook a
32
oz. scale over the end of the
lockout bar and pull directly in line with the bar.
It
should require
16
to
32
ozs.
to pull
the lockout bar out to its unoperated position.
RIBBON LOCKOUT
BAR
(ADJUSTABLE) DETENT
SPRING ffiESSURE
(Figure
15)
NOTE: This. adjustment applies only to those typing units equipped with the
adjustable ribbon lockout bar.
With the ribbon lockout bar in its unoperated position (extreme
right)
a.rxi
with the push end of a
12
lb. scale bearing against the ribbon lock
out bar and pushing directly in line with the
bar,
it should require
1-1/4
to
5
lbs.
to
disengage the ribbon lockout bar detent spring from its notch
in
the
lockout
bar.
WUNTING OF THE
BELL
CRANK
ASSEMBLY.
(Figure
16)
Place the bell cranks in their lowest position, with r.espect to the
code bars, by means of their eccentric bushings. Then mount the bell
crank
assembly as fol lows:
First, mount the right end of the bell crank assembly with one of its:
mounting screws so that it is friction tight.
Then
rotate the assembly c lock
wise and engage the five bell cranks with their respective code bars. Re.Place
the le.:f't mounting screw
and
tighten both screws.
(See page
39
.:f'or final
adjustment.
)
·
THE
TWO FOLLOWING
ADJUSTMENTS
APPLY ONLY
TO
THOSE TYPING UNITS �UIPPED
WITH A
THREE-SECTION PULL BAR SPRING BRACKET:
RIGHT
PULL
BAR SPRIW BRACKET ADJUSTMENT (Figure
17)
S ee Note
(A)
With the pull bar bail in its extreme rear position, the right end
pull bar ard the fourth pull bar from the right em should
have
some pla;y, not
more than
.00411,
between the right spring bracket
and
the type bar when the
type bar ia in its guide. To adjust, loosen the mounting screw of the right
pull bar spring bracket
and
position the bracket. Tighten the screw.
N OTE: If the second. or third pull bar from the end binds against the spring
bracket when their respective type bars are moved to the. type bar
guide by hand, readjust the spring bracket so that
all
four pull bars
are free
and
so
that the end. pull bar and at least one of the other
three pull bars have some pla;y, not more than
.00411,
between the
type bars and the spring bracket when their respective type bars are
in the type bar guide.
LEFT
PULL
BAR SPRING BRACKET ADJUSTMENT (F18ure
17)
. See Note
(A)
With the pull bar bail in its extreme rear position, the left end
pull
bar
and
the thi-rd pull bar from the left end should have some pla;y,
not
*
*
*
(A)
These requirements should be checked with the type bar carriage removed.
en
-J
.....
.:=.
(1)
