Teletype 43K001/AAA, Repair Manual, Page: 34 / 82

525, 3-2
C. DISASSEMBLY/REASSEMBLY
1. 43K101 KEYBOARD (KSR and
Spacebar Mechanism (Early Design)
To remove the spacebar mechanism:
(a) Disengage the leaf spring (bronze colored)
from the wire bail using a spring hook and
pull toward the front (Fig. 2).
SPACE BAR
BUMPER
WIRE LEAF
BAIL
SPRING
SPRING
HOOK
Fig. 2-Leaf Spring Disengagement
(b) Disengage the two rear tines (one at each
end of spacebar) with a
small
screwdriver
while pulling the spacebar up and toward the
front (Fig. 3 ).
CHANNEL
(Rear View)
Fig. 3-Spacebar Removal
(c) Continue applying upward pressure to the
spacebar and disengage the two front tines.
(d) Remove the wire bail from the left and
right spacebar guides (snap in and out)
(Fig. 4).
SNAP DETENT
Fig. 4-Wire Bail Removal
To reassemble the spacebar mechanism:
(a) Make sure the four tines engage the
notches in the spacebar housing and the
·
leaf spring is engaged
to
the wire bail.
(b) Check mechanical operation of the space­
bar so that it returns to its unoperated
position freely when depressed and released
slowly.
Spacebar Mechanism (Late Design)
To remove the spacebar, pry up on the left space­
bar slide projection until the spacebar slide dis­
engages from the housing. Lift
and
remove space­
bar.
PROJECTION:
I I
L--'
SPACEBAR
HOUSING
420188
SPACEBAR
I
I
_J
Fig. 5-Spacebar Removal