Teletype 28 Manual page 121

ISS 8, SECTION 573-115-700TC
3. 45 Two Color Ribbon Mechanism {continued)
OPERATIONAL REQUIREMENT- RIBBON MAGNET BRACKET (FINAL) (SEE PRECEDING FIGURE)
PRINTER OPERATING AT 60, 75, OR 100 WPM, TEST BEING PRINTED.
REQUIREMENT
PRINTS RED WHEN RIBBON MAGNETS ARE ENERGIZED.
TO ADJUST
TURN LEFT AND RIGHT RIBBON BRACKET ROLLER BAIL ADJUSTING SCREWS
1/2 TURN UP. REFINE RIBBON AND RIBBON HINGE BRACKET ADJUSTMENTS.
REPEAT ABOVE PROCEDURE IF BLACK IS PRINTED.
RIBBON ROLLER BAIL SPRING (LEFT AND RIGHT) (SEE PRECEDING FIGURE)
REQUIREMENT
ALL CLUTCHES DISENGAGED, ADJUSTING SCREW IN LOWEST POSITION
MIN.
4
OZS. ---MAX.
6
OZS.
TO START LIFTER BAIL MOVING.
NOTES
REFER TO RELATED REQUIREMENTS
~
1. VERTICAL POSITION LOCK LEVER EXTENSION - PAR.2.36
~
I
(END~ Vr=IEW)::l::::;:;~=E::::
~
f
~
r
RIBBON MAGNET
2. RIBBON REVERSE SPUR GEAR - PAR. 2.52
3. RIBBON REVERSE DETENT - PAR. 2.52
4. RIBBON FEED LEVER BRACKET- PAR. 2.53
5. RIBBON RATCHET WHEEL FRICTION SPRING- PAR. 2.53
(MIN 3-1/3 OZS ---MAX 4-1/2 OZS).
......
BRACKET
RIBBON REVERSING LEVER SPRING (LEFT AND RIGHT)
REQUIREMENT
MIN. 1/2 OZ ---MAX. l -l/2 OZS.
TO START LEVER MOVING.
0
0
(TOP VIEW)
'g)}...__ RIBBON GUIDE LEVER SPRING
(LEFT AND RIGHT)
REQUIREMENT
I-----MIN. l OZ ---MAX. 2 OZS
TO START LEVER MOVING.
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