- 6-
(B-138)
VERTICAL RIBBON FEED SHAFTS ADJUSTMENT (Figure
7)
See Note (A)
The lower ends of the right and left vertical ribbon feed shafts
should be flush with the outside edges of their respective bevel gears.
Adjust
by
means of the bevel gear set. screws, being sure that when the set screws are
tightened they bear against the flat faces on
the
shafts.
RIBBON SPOOL BRACKETS ADJUSTMENT (Figure
7)
With the ribbon feed shaft in its left position, the left vertical
ribbon feed shaft should have some end play, not more than
.01511,
during one
revolution of the vertical ribbon feed shaft bevel gear. The right vertical
ribbon feed
sh
aft
should have a like amount of' end play, when the ribbon feed
shaft is
i
n
the
right po
si
tio
n
.
NO'l'l:
·When checl.d.ng the
vertical feed shafts for end play,
take up the
bearing
play
of' th
e ribbon feed shaft in a direction so as
to make
the end play of the vertical feed
shaft a
maximum.
Adjuat both right
and
lett ribbon apool brackets b,y maana of their
eloncated moun tina hole a to meet thia requirement, being aure that the bracketa
are vertical,
and.
at right angl.ea to the caatil'!l•
RIBBON
SPOOL SHAFT SPUR
GEARS ADJUSTLlENT
(
Figure
8)
'!'he ribbon apool shafts should have
some
end play, not more than
.006•.
To adjuat, looaen the set ecrews of the vertical ribbon feed shaft apur geara
and move the geara out of engagement with their res pective ribbon s pool s
h
aft
apur
geara.
'!'hen position the ribbon spool ahatt spur gears by means of their
set scre'WI. When tightening the set screws,
make
c
e
rt
ai
n
that ther bear against
the flat faces on the ahatta.
VERTICAL
RIBBON FEED SHAFT SPUR
GEARS
ADJUSTMENT (Figure
8)
Both right and left vertical ribbon feed shaft spur gears should line
up
with their respective ribbon spool shaft spur gears.
To adjust, position
the vertical ribbon feed shaft spur gears
b,y
means of
their
set screws making
sure that the set screws bear against the flat faces on the shafts,
RIBBON
SPOOL CUM
ADJUSTMENT
(Figure
9)
*
The centers of the ribbon rollers should be
3/ 4"
to
7/811
in
f
r
on
t of
a line through
the cenliers of the ribbon spool
shafts.
There should. ·be no bind
between the ribbon spool
shaft spur
gears
and
the vertical ribbon feed shaft
spur gears at
�
point
in
their engagement.
To
adjust,
position each ribbon
spool cup by means
of the nut on its
ribbon spool cup rushing (Figure 8). Whe{l
tightening the nut,
take up the play
between the ribbon
spool cup bushing and the bracket
in
a
direction
to make the
plq
between the spur gears a
maximum.
*
*
*
(A) These requirements should be checked vdth the type bar c
ar
r
ia
g
e
renxwe
*
Omi
t
when unit is equipped with yield
mechanism.
en
-J
1'\)
-
,_,
1'\)
