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- 37-
(B-1'38)
clearance, the shoulder on the carriage return latch bar should be fully latched
on the latch. (Similar
to
"Bell Latch Bar Latch Shims Adjustment'' Figure
59A.}
To adjust, add or remove shims between the carriage r eturn latch bar l atch and
the function lever comb. (See Figure
60
for location of parts.)
CARRIAGE RETURN, LATCH BAR LATCH
ADJUST!!ENT
With the main shaft rotated until the function bail is
in
its extreme
rear position, there should be
.010"
to
.020�
clearance between the shoulder
on
the carriage return latch
bar
and the latch. When checking this clearance, t he
shoulder on the carriage return reset bar should be fully engaged with the func
tion bail blade. (Simih� to
11Bell
Latch
Bar
Latch Adjustment" Figure
59A.)
To
adjust. position the latch to the front or rear
qy
means of i ts elongated
mounting holes.
(See Figure
60
for location of parts.)
CARRIAGE
Rm'URN
LOCK
BAR
LATCH
ECCENTRIC SCREW ADJUSTY.ENT
(Figure
60)
With the front end of the dashpot lever held
in
its extreme left
position, there should be
.00611
to
.01511
clearance between the lower edge of
the carriage return lock bar latch and the upper edge of the lock bar.
When
checking this clearance, all the play between the lock bar and the shoulder
stud should be taken up in a direction to make this clearance a roininum.
Ad3ust by means of the lock bar latch eccentric screw.
NOT.E:
There are two positions of the eccentric scr�w at which the proper
adjustment can be obtained. Use the position which gi�'.s the greater
tension to the latch spring.
CARRIAGE RETURN LOCK BAR LATCH
SPRIID
TENSION
(Figure
60)
With the carriage return lock bar latch unlatched (resting on the
upper part of the carriage return lock bar), hook a
32
oz. scale over the latch
just below the spring
and
pull parallel to the lock bar.
It should require
7
to
10
ozs. to start the latch moving.
CARlUAGE REl'URN LOCK BAR
ADJUST�"l'
(Figure
60)
With the carriage return lock bar in its latched position
and
the
shoulder of the lock bar held against the edge of the latch, there should be a
clearance of
.010"
to
.02011
between the teeth of
the
carriage return clutch
members. Adjust the length of the lock bar
by
means of its sliding joint
to
obtain this clearance.
NOTE:
Before making the foregoing adjustment, place the typing unit on its
back. Rotate the s pacing shaft until the mounting screw of the
carri age return clutch driven member is accessible. Operate the
dashpot lever to engage the clutch teeth. Loosen the mounting screw
and
rotate the spacing gear in
a.
clockwise direction (as viewed fran
the lower end of the shaft) until
all
the pla;v between the clutch
driven member am its mounting screw has been taken up.
Tighten the
mo unting screw.
