IBM Selectric Reference Manual

2.
Eccentric Stop (Fig. 56) - Adjust (lockout lever resting
against the eccentric st0p) so that the plunger shoulder
clears the plunger guide by .078" to .110".
PI unger Shoulder
. 078" to . 110"
FIGURE 56. Eccentric Stop
NOTE:
The adjustment of the plunger spring to the plunger may
require refinement so that adjustment #2 fqlls within the
range of the eccentric.
This adjustment insures adequate motion to lock or un-
lock the keyboard depending upon the lockout lever
which may be installed as shown in Figure 56 or invert-
ed.
3. Keyboard Lock Link Clevis - Wijh the keyboard unlock-
ed, adjust the keyboard lock link clevis so that the op-
erational keylevers clear the lockout cldjusting comb by
.005" to .015
11
(Fig. 57) .. This insures that the lockout
mechanism will not interfere with the operational key-
levers and also will not require excessive motion to lock
the functions.
Operational Keylevers
(Shown Depressed Slightly)
Lockout Comb
. 005" to .015"
FIGURE 57. Adjusting Comb, Keyboard Unlocked
NOTE:
Ad justments 3, 4, and 5 are for the early style lockout
adjusting comb. Only adjustment 3 appl ies for the late
style lockout comb (Fig. 58.1).
4. Position the spacebar lock collar:
a. Left or right to clear the lockout bellcrank by.005"
to .015" with the keyboard unlocked (Fig. 57).
2-15
Operational Keylevers
~( )~
Lockout Bellcrank
Lockout Comb
FIGURE
58. t Adjusting Comb - Late Style
b. Radially, so that the leading edge on the step of
the collar clears the lockout bellcrank by .005"
to .015
11
with the keyboard locked (Fig. 58) .
Lockout Adjusting
Overlap 1
Comb
Keylevers _
Lockout Comb
5.
6.
FIGURE 58. Adjusting Comb, Keyboard Locked
Lockout
Adjusting Comb - Position (up or down) the
lockout ad justing comb to clear the bottom of the op-
erational keylevers by .010
11
to .025" with the key-
board locked (Fig. 58).
This adjustment insures that the lockout adjusting comb
wi
II not bind off on the operational keylevers when the
keyboard lock is operated .
Shift Lock Link - Adjust the.~levis to reliably unlatch
the shift lock (Fig. 59).
Shift-Lock Interposer
FI GURE 59. Shift-Lock Link

IBM Selectric Specifications

General

Type	Electric typewriter
Introduced	1961
Keyboard Layout	QWERTY
Carriage Return	Electric
Manufacturer	IBM
Printing Technology	Typeball (golf ball)
Power Source	AC Power
Power Supply	120V AC