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ItemNo. Specification Drawing Adjustment method
Gap between the plat-
en and the print head
1) Parallelism ad-
justment
4–1–1
Variation of
value at the
left, the center
and the right
shall be less
than 0.02 mm
It shall be measured
at 3 points: the left
end, the center and
the right end of the
platen.
Adjustment method
(1) Gap between the
platen and the
print head at the
left end and the
right end shall be
adjusted by rota-
ting the adjust
cam.
(2) Set the adjust
lever at the
Range: 1. Press
the adjust gear
downward (in
direction A) to
push the adjust
gear and the
adjust gear out of
mesh.
(3) Adjust the gap by
rotating the adjust
screw in direction
B or C while the
adjust lever and
the adjust gear
are disengaged.
(4) After adjustment,
mark the adjust
cam position with
a red pen.
0.41±0.03 mm
2) Initial adjustment
After adjustment, mark the adjust
composition with a red pen.
Adjust cam
Marking
Carriage shaft
Platen
Center
Left
Right
Range: 1
Range: 5
Adjust lever
Adjust screw
Adjust gear
Adjust cam
Right
Left
Print head