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(B-138)
ARMATURE LOCKING WEDGE ADJUSTMENT
(Figure
29)
There should
be .00811
to
.012"
clearance between the point of the
arma
ture locking wedge
and
the point ot the locking lever when the locking
lever is on the long high part of the locking cam
arri
the two points are in
line.
To
adjust, posi. tion the locking ftdge fo
rwar
d or backward in its slot
in the
armature
extension
by
means or the locking wedge lock nut.
NOTE:
When making this adjustment on typing units equipped wit h a
mechanical motor stop mechanism, set the motor stop pawl latch
so
that the shoulder of the latch is
the front face ot the
armature extension.
(See Figure
ARMATURE LOCKING LEVER
SPRING
T
EN
SI
O
N
(Figure 29)
With the locking lever on the high part
or
the locking cam, hook a
32
oz. scale
in
the spring hole ot the locking lever and. pull in line
wL
th the
spring. It should requir e
10
to 14 ozs. to start the lever moving.
THE
FOLLOWING IDrOR
STOP ADJUSTMENt'S APPLY ONLY
TO
MACHINES EQUIPPED
WITH
MlroHANICAL
!Vl'CR
STOP
MEX:HANISM:
Mal' OR
STOP
LEm
BRACKET ADJUSTMENT
(Figure
35)
With the platen
in
the FIGURES position, set up the motor stop
combination
and
rotate the main ahatt slowly until the motor stop function
lever is completely selected. The latching surface or the imer motor stop
pawl should overtravel the re
armo
st surface ot the motor stop pawl latch
.010"
to
.025"
when the armature is held
in
the
laRKING
position. To ·adjust, place
the typing unit on ita right side and position the mtor atop lever bracket
l:r'
meana of ita enlarged mounting holes. When making thia adjustment, the mtor
atop pawl backstop should not be in contact
wL
th the inner pawl.
LDTOR S
T
O
P
LEVER
ECCENTRIC ADJUST�mlT
Rotate the main shatt until .the printing bail is in ita extreme rear
position and the locking lever ia on the high part of the locking cam.
Then,
"with the armature in the
liARKING
position, engage the inner motor stop pawl
with the motor stop pawl latch. The motor stop lner eccentric should be in
contact with the lower arm of the motor atop release lever when the release
lever stud touches the locking lever.
(See Figure
35
for location of parts).
To adjust, posi tion the motor stop lever eccentric.
li>TOR
STOP
LEVER
BACKSTOP
SCRm ADJUSTMENT
With the platen
in
the
lETTERS
position, set up the motor stop
combination
and
rotate the
main
shatt until the printing bail
ia in
its extrema
forward position. Yake certain that the motor stop pawls
are
released from the
latch. There should
be some
clearance, not over
.002'1,
between the rear
exten
tion of the upper case
H
function lever and the lower edge or the motor stop
lever. To adjust, loosen the backstop screw lock nut
and
position the backstop
screw. Tigh�n the
lock
nut.
(See Figure
35
for location of parts).
