IBM 01 Maintenance Manual page 275

REFERENCE MANUAL
MODELS 4 and
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Figure 5. Interposer Overlap, Normal Setting
VERTICAL ALIGNMENT OF INTERPOSERS
is adjusted by
moving the rail support to the right or left as required.
INTERPOSER OVERLAP
is adjusted b¥ loosening the lock-
ing screw in the slot of the control arm bell crank and
shifting the bell crank forward or backward until the
correct amount of overlap is obtained (Figure 5).
THE EXPANDER BELL CRANK STOP SCREW
is normally
set in the center and should permit the formed offset on
the bottom of the expander bell crank to cam the small
bushing on the lower mounting interposer stud a full unit
to the right (Figure 6). The expander bell crank stop
screw differs with each different escapement.
ESCAPEMENT
1/32
1/36
1/45
I
I
I
I
Expander, Cam
APPROXIMATE DIAMETER
11/64"
7/32"
17/64"
I
Expander Pivot Bushing
I
I
~
Expanded
t"f-- Normal
Figure
6.
Interposers, Bottom View
7