Teletype 28 Manual page 112

SECTION 573-115-700TC
3. 36 Universal Contact (Stunt Box) Mechanism (continued)
NOTE: THE FOLLOWING ADJUSTMENTS ARE TO
BE MADE WITH THE CONTACT ASSEMBLY INSTALLED
ON THE STUNT BOX
CONTACT BRACKET AND DRIVE CAM
1 • REQOlREMENT
WITH DRIVE LINK IN ITS UPPERMOST POSITION,
CLEARANCE BETWEEN TOP OF LATCH LEVER AND
LATCH CAM
MIN 0.003 INCH
MAX 0.008 INCH
2.
REQUIREMENT
WITH THE MAIN SHAFT ROTATED ON UNTIL THE
CLEARANCE IN REQUIREMENT 1. IS CLOSED AND
THE LATCH CAM RESTS FIRMLY ON THE LATCH LEVER.
CLEARANCE BETWEEN THE NORMALLY OPEN
CONTACT SPRING AND THE UPPER END OF ITS
STIFFENER
MIN 0.005 INCH
MAX 0.010 INCH
TO ADJUST
REPOSITION THE CONTACT BRACKET
1
AND
1
IF
NECESSARY, THE DRIVE CAM, TIGHTEN SCREWS.
STRIPPER BAIL SHAFT
STIFFENER
DRIVE CAM
0.015 TO 0.025 INCH
(100 WPM)
NORMALLY CLOSED
I~~
I CONTACT STIFFENER
'c•
LATCH LEVER
(REAR RIGHT VIEW)
(REAR RIGHT VIEW)
" I . , I I l l I I I l l
I CONTACT BRACKET
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