Teletype 43 Teleprinter Basic RO, Service Manual

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406,2-12
C. ADJUSTMENTS AND SPRING TENSIONS (Cont)
3. PRINTER ADJUSTMENTS (Cont)
RIBBON CARTRIDGE MAGNETIC LATCH
Requirement
The magnetic pole pieces of the magnetic latch should be firmly engaged with the cartridge lower metal
plate when the cartridge is installed in the right-hand cartridge mounting bracket.
To Adjust
Loosen the two magnetic latch mounting screws. Install cartridge onto the mounting bracket. While
holding the cartridge down firmly, allow the magnetic latch to fully engage the lower metal plate of the
cartridge. Tighten the latch mounting screws.
CARTRIDGE,
PLATE
MOUNTING BRACKET
LINE FEED FOLLOWER PULLEY STOP BRACKET
Note: For units with line feed pulleys only.
Requirement
MAGNET POLE PIECE
FRAME
With the set screws on both pulleys positioned as shown below and with the follower pulley resting
on the belt, push the pulley against the belt to take up all friction. Slowly release pressure. Measuring
between the follower lever and the adjacent tab of the stop bracket there should be
Min 0.010 inch---Max 0.050 inch
gap between them.
To Adjust
Loosen the two mounting screws on the stop bracket to friction tight and move bracket to meet the
adjustment. If the motor mounting holes are slotted, the motor may be repositioned from the
center of the slot, if necessary, if the stop bracket adjustment does not meet the requirement .
.