Teletype 28 - 3.01 Unshift-On-Space Mechanism

3. VARIABLE FEATURES
3.01 Unshift-On-Space Mechanism
ROCKER
BAIL
(Rear View)
LIFTER
ROLLER
(A) UNSHIFT-ON-SPACE FUNCTION
BLADE
(1) To Check
Remove signal be 11 contact
assembly with bracket and
signal be 11 function blade.
Select FIGURES code com-
bination (12-45). Rotate
main shaft until lifter
roller is on low part of
rocker bail's camming
surface and unshift-on-space
function blade rests on bell-
cranks.
Requirement
Min some---Max 0.015 inch
between stripper blade and
letters extension arm.
(2) To Check
Select SPACE code combination
(--3--). Rotate main shaft until
stripper blade touches letters
extension arm.
Requirement
When play is taken up in
either direction, stripper
blade should engage an
equal thickness of letters
UNSHIFT-ON-
SPACE
FUNCTION
BLADE SPRING
STRIPPER
ISS 8, SECTION 573-118-iOOTC
STRIPPER BL-\.DE
I
U~SHIFT-ON-SPACE
FUNCTION BLADE
/
----U~SHIFT-ON
SPACE FUNCTION
BLADE
BLADE rr ~
extension arm.---------------l
To Adjust
Position stripper blade on function
blade with two mounting screws
loosened, tighten screws. Reinstall
signal bell contact assembly with
bracket and signal bell function
blade.
Note: Make signal bell CONTACT
MOUNTING BRACKET (3. 03)
adjustment.
(Left Side View)
(B) UNSHIFT-ON-SPACE FUNCTION BLADE
SPRING
Requirement
With unit in stop position and long slot
in blocking sleeve engaging function
blade
Min 10 oz---Max 13 oz----------'
to start blade moving.
Page 81