Teletype 28 - Page 175

ISS 8, SECTION 573-118-700TC
4. 20 Noninterfering BLANK Tape Feed Out Mechanism {continued)
(A) SWITCH LEVER ADJUSTING BRACKET
Requirement
With clutches disengaged and feed out
mechanism in unoperated condition
(drive arm latched by release arm)
Min some---Max 0.010 inch-------~
clearance between switch lever and
switch actuator.
To Adjust
Position adjusting bracket on switch
lever with clamp screw loosened.
Tighten screw.
(Rear View)
ADJUSTING BRACKET
(B)
FEED OUT SWITCH (With Pulse Closure)
Note: External circuitry may require a pulse at end
of feed out operation. To obtain this condition,
remove adjusting bracket and hook spring in tapped
hole in switch lever. Switch will then be closed except
for short period at end of feed out operation. For
reverse condition (ie, switch open except for short
period at end of operation) remove white and blue lead
and solder to spare terminal.
To Check
Same as FEED OUT SWITCH (4.19) except
0. 040 inch gauge should be substituted for
0. 045 inch gauge.
Requirement
Switch should not operate when 0. 040 inch gauge
is between frame and lever, and should operate
when 0. 020 inch gauge is in same position.
To Adjust
Same as FEED OUT SWITCH (4.19).
SWITCH LEVER
FEED OUT
SWITCH
CLAMP SCREW
MOUNTING
SCREWS
(Rear View)
Page 175