Bell DATASPEED 40 Adjustments And Lubrication page 7

ISS 3, SECTION 582-210-700
RIBBON MECHANISM DRAG (Early Design)
Requirement
It
should take
Min 3 oz --- Max 8 oz
to start the free-wheeling ribbon drive disc moving when pulling tangentially on its drive pin. To check
the other ribbon drive disc, reverse ribbon mechanism by pulling up on reversing lever adjacent to the
free-wheeling drive disc and manually rotating impeller shaft clockwise as viewed from the right side of
printer until reversal occurs. The other ribbon drive disc is now the free-wheeling disc and may be
checked.
To Adjust
Remove ribbon drive disc assembly as shown and replace spring washer. Reassemble and recheck
requirement.
400445
/1
SPRING WASHER
®./
I
(For Producing Drag)-_ _ _ _ _
~
I
-~\
RIBBON DRIVE
D I S C - - - - - ' \
~~
:
I
I
(Right Front View)
RIBBON DIVE DISCS
LEFT
RE~VERSING
LEVER
RIGHT
_ _ _ -{O REVERSING
~08::> ~=~~~~~~
LEVER
?;!=~;:;:C:>=/:.=I
='
~to
8
~
DRIVE PIN
Note: Late Design - No adjustment required if 402816 spool mounting disc assemblies are present.
402816 SPOOL
MOUNTING DISC
ASSEMBLY
SPRING
FELT WASHER
SPOOL MOUNTING DISC
Page 7