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2.
43
Spacing Mechanism (Cont.)
PLATEN
LEFT MARGIN
PRINT
INDICATOR
REQUIREMENTS --- (12 CHARACTER TYPICAL LINE).
ISS 7, SECTION 573-115-700
NOTES
1 . WHEN ADJUSTMENTS ON THIS PAGE ARE MADE
CHECK RELATED REQUIREMENTS IN PARS. 2.30,
2.44, AND 2.47.
2.
FOR SPROCKET FEED PRINTER REQUIREMENTS REFER
TO ADJUSTMENTS IN PARS. 2.7 1 THROUGH 2.75.
3.
LEFT MARGIN MAY BE V ARIED AS REQUIRED FROM
ZERO TO ONE INCH, MAXIMUM RANGE OF
ADJUSTMENT FOR MECHANISMS WITH STANDARD
(1 0 CHARACTERS-PER-INCH) SPACING IS AS
FOLLOWS:
(a) FRICTION FEED PLATEN- 85 CHARACTERS
(b)
SPROCKET FEED PLATEN - 74 CHARACTERS
4.
PRINTING
POSITION REQUIREMENT
REFER TO STANDARD ADJUSTMENT---
PAR. 2.47
5.
FOR EARLY DESIGN REFER TO PAR. 4 .1 2.
AUTOMATIC CR/LF BELL CRANK SPRING
REQUIREMENT ---
UNITS SO EQUIPPED).
WITH FUNCTION CLUTCH DISENGAGED.
MIN. 2-l/2 OZS. --- MAX. 7 OZS.
TO MOVE THE BELL CRANK.
(l} WITH TYPE BOX CLUTCH DISENGAGED, SPACING
DRUM IN ITS RETURN POSITION AND TYPE BOX
SHIFTED TO LETTERS POSITION; CLEARANCE
BETWEEN LEFT EDGE OF PLATEN AND LETTERS
PRINT INDICATOR. (SEE NOTE 3}.
FEED PAWLS
MIN. 15/16 INCH--- MAX. 1-l/161NCH.
TO ADJUST --- POSITION STOP ARM OF SPACING
DRUM* WITH ITS CLAMP SCREWS LOOSENED.
(2} WITH SPACING CLUTCH DISENGAGED , FRONT
SPACING FEED PAWL FARTHEST ADVANCED,
SPACING DRUM FULLY RETURNED (DASH POT
PLUNGER DEPRESSED FULLY) PLAY IN SPACING
SHAFT GEAR (PAR. 2.24)TAKEN UP IN CLOCK
WISE DIRECTION; CLEARANCE BETWEEN PAWL
AND SHOULDER OF RATCHET WHEEL TOOTH
IMMEDIATELY AHEAD.
MIN. SOME--- MAX. 0 .008
(3} THE REAR PAWL, WHEN FARTHEST ADVANCED,
SHOULD DROP INTO INDENTATION BETWEEN
RATCHET WHEEL TEETH AND SHOULD BOTTOM
FIRMLY IN NOTCH.
TO ADJUST --- REFINE REQUIREMENT (1 } ABOVE'
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*SHIFT TYPE BOX TO LTRS. POSITION, RETURN
PRINT CARRIAGE TO ITS LEFT POSITION AND
LOOSEN CARRIAGE RETURN RING MOUNTING
SCREWS (4).
HOLD CARRIAGE RETURN RING IN
SPACING DRUM
ITS COUNTER-cLOCKWISE POSITION, AND
RATCHET WHEEL
POSITION TYPE BOX SO THAT ITS LTRS.
INDICATOR ALIGNS WITH REQUIRED MARGIN.
TIGHTEN MOUNTING SCREWS.
SPACING DRUM
SHOWN FULLY
RETURNED
Page 47
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Содержание Plant Series
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