)
j
- 61-
(B-138)
CAUTION: When the printing point is shifted
by
either or both of the foregoing
methods, recheck the left margin adjustment;
also
make certain
that
the line feed
link
and the shift link do not bind.
PLATEN
FRICTION
ASSEXBLY
ADJUSTMENT (Figure
93)
Lift the pressure rollers (Figure
91)
off the platen.
Unhook the
line teed detent
lever spring and place the platen handle vertically upward.
Hoo
k
a
32
oz.
scale over the end of the handle
and
pull horizontally toward
the front of the p
r
i
nte
r
.
When sprocket feed paper forms
having
1
to
3
copies
are
to
be used,
i
t
should require
l4
to
16
ozs.
to start
the
platen
rotating.
�1hen
forms having
4
to
6
copies are to be used, it should require
10
to
12
ozs.
to start the platen rotating,
This friction can
be
varied
.by
rotating the adjusting nuts on the
friction assembly. Replace the line feed detent lever spring
and
lower the
pressure rollers against the platen.
THE FOLLCWING ADJU�"TMENTS SHOULD
BE
MADE
BEFORE
THE "RIGHT MARGIN ADJUSTING
SCR!Jl ADJUSTMENT"
ON PAGE
45.
PLATEN
ROLLE
SPROCKET
RINGS ADJUSTMENTS (.Figure
94)
The bottom of a printed line of the letter
N
should be
1/32"
(plus or
minus
1/64")
a
bo
v
e a line drawn horiz ontally on
a sheet of
sprocket feed paper
between the lower edges of corresponding perforations.
To adjust, loosen the
three set screws
in
each spro�ket ring
and
rotate the rings.
PAPER GUIDE POSTS ADJUSTMENT (Figure
91)
When
sprocket teed paper forms are inserted in the .frinter, the paper
guide posts in the
loading
plate
should
just clear the edges of the forms.
Tb
ad·just, position
the
two
guide posts in their elongated mounting holes.
THE FOLLCINING ADJUSTMENT IS TO
BE JIADE AFTER ALL OTHER
PRINTER ADJUSTMENTS:
COVER PAPER
GUIDE
POSTS ADJUSTl.!ENT (Figure
95)
Place the cover on the printer.
If multiple copy fonns are to
be
used, align the sprocket holes in the first of a length of forms, and place
a
paper clip over the leading edge to hold the forms in alignment.
Insert the
forms in the machine
by
threading the leading edge between the surface of' the
paper guide and the guide strip, thence through the slot in the cover, under
the center retarding rod on the typing
unit arrl
over the surface of the loading
plate under the platen, with the leading edge of the forms resting against the
ribbon guide
and
with the pressure rollers in their extreme raised position,
press the forms to the platen near the ribbon guide,
and
turn the platen crank
to carry
the edge of the forms past the ribbon guide.
Set the forms on the
sprocket pins,
being
sure that the pins are in their proper holes
so
that the
paper is straight,
ani
lower the pressure rollers to hold the forms in place.
Then take up the slack in the forms
by
grasping them just below the paper guide
and pulling them straight down.
The two guide posts on the loading plate to
the rear of the platen should
be
adj usted so that they just clear the sides
l'!
the paper when it is straight and taut.
The four guide posts on the paper
