IBM Selectric Maintenance Manual page 60

2. Keylever Pawl to Interposer Clearance
a. Adjust the keylever pawl guide so that the lower
edge is 9/16" from the bottom of the operational
bracket (Fig. 112).
Keylever Pawl Guide
Bristo Head
latch
. Follower
FIGURE 112. Interposer Height
b. Position the key lever stop so that all keylevers clear
their interposer .020" to .030" (Fig. 113).
n",n
II.L_
n"2l\l1
• U~V
IV
.u'-'V
.
Interposer (
FIGURE
113.
Keylever
Powl
To Interposer Clearance
3. Operational Latch Height - The odjustable latch serews
(Fig. 114)
(eccentric stop on tab latch) for the back-
space, spacebar, and tab operational latches should
be
adjusted so thot the latches
will
pass under the cam fol-
lower lever with
a
clearance
of .003" to .015" (Fig.
1146). The carrier retum operational latch adjustable
stop should be adjusted so that the latch wi II pass under
the cam follower with .003" to .010" clearance (Fig.
115) .
NOTE: Be sure that the cams are latched when this
clearance is observed. The high side of the specifica-
tion is preferred.
NOTE: The clearances may be observed by pulling the
latches to the rear with a spring hook whi Ie the machine
is at rest.
2-36
003" - .015"
FIGURE 114A. Tab Latch Height
Adjusting
Screw----C:;===~
Spacebar or Backspace
Operational Latch
.003" to .015"
~
T
FIGURE 1148. Latch Height
Be Sure Cam
Is
Latched
Cam Follower Lever
Adjusting Screw
~---
Carrier Return
latch Assemb Iy
~Olll
to .010"
-r
FIGURE 115. Latch Height (11 Inch.)