Function Mechanism; Figs-Ltrs Shift Code Bar Operating - Teletype 28 Manual

SECTION 573-115-700TC
4. 08 Function Mechanism
NOTE 1. THIS ADJUSTMENT APPLIES ONLY TO UNITS WITH NON-ADJUSTABLE GUIDE PLATES
NOTE
2.
FOR UNIT.S WITH ADJUSTABLE GUIDE PLATES SEE PAR.
2.32.
GUIDE PLATE EXTENSION
GUIDE PLATE
MOUNTING NUTS
SHIFT FORK-----
01
~1
(TOP VIEW)
c=
'Ls::? ...
..-J@l
0
0
I 'SC
FIGURES FUNCTION SLIDE
FUNCTION LEVER
-----+!
FUNCTION PAWL
I
FUNCTION BAR •
a/
FIGS- LTRS SHIFT CODE BAR OPERATING MECHANISM
-----------------1
REQUIREMENT: (FOR TWO STOP FUNCTION CLUTCH)
DISENGAGE FUNCTION CLUTCH AT POSITION GIVING LEAST CLEARANCE. ROTATE TYPE BOX CLUTCH
l/2 REVOLUTION. HOLD FIGURES FUNCTION LEVER IN REARWARD POSITION WITH TENSION OF 32
OZS. CLEARANCE BETWEEN THE FUNCTION PAWL SHOULDER AND FACE OF FUNCTION BAR
MIN. 0.002 INCH
MAX. 0.015 INCH
WHEN PLAY IN PAWl IS TAKEN FOR MAXIMUM CLEARANCE.
DISENGAGE FIGURES FUNCTION PAWL. CHECK LETIERS FUNCTION PAWL IN SAME MANNER.
TO ADJUST
POSITION SHIFT ASSEMBLY WITH CLAMP NUTS LOOSENED. TAKE UP PLAY IN
MOUNTING HOLES TO REAR. TIGHTEN NUTS.
CAUTION: MANUALLY OPERATE LETIERS AND FIGURES FUNCTION LEVER ALTERNATELY
LEVER.S SHOULD BE FREE OF BINDS.
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