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9.2.7 Forms Tractor Unit
Removal
CAUTION
When removing the forms tractor unit, take care
to avoid twisting it.
1.
Remove the forms tractor unit by pivoting
it forward
m '
until the rear legs snap free;
then lift straight up on the unit
m .
IJ
t
2. Reinstall the unit by snapping the rear legs
in place
Ii
and then pivoting it forward
m
Ensure that all four legs are firmly in place.
Note:
When reinstalling, make sure that the
gears
IJ
mesh properly, the platen knobs
turn, and the forms tractors rotate.
o
isassem bly
Disassemble according to the illustration as needed.
The end covers are removed by just pulling them
off. When the chain gears are replaced, slide the
gears together and ensure the teeth on each gear
line up with each other.
End Cover
9.2.8 Forms Tractor Unit Chain Cover
Adjustment
Form the cover stops
iii
so that the gap between
the chain guide
II
and cover
m
is 0.025 inch to
0.0.45 inch (0.63 mm to 1.13 mm). It might be
necessary to reposition the hinge brackets
II
to
obtain this clearqnce.
~
~
0.025 inch to 0.045 inch
(0.63 mm to 1.13 mm)
Serial Printer
9-19
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