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Phenomenon
5.
Color
does nor
Ch.
a n~
"'
-
Condition
(2)
Electromagnet
operates
normally
(I) Pen
moves
10
color
change
area
without
moving up.
(2) Carriage docs not move
until
it
reaches
the
left
edge.
(3)
RotaJ)' holder
does
not
rotate
at
all.
Cause
Level
(I)
Pen movement
is
slow.
B
(2)
Deformation and fatigue
B
of pen return spring
(
4-5-3).
(3)
Paper
is not
winding
on
A
rubber
roller
properly.
( 4)
Pen
istoo
long,
A
(1)
Elecrromagnet induced
B
pen
up function
is
ab-
normal.
{I)
foreign
matter
has
ac·
A
cumulated
in
slider
section.
(2) Contact
between slide
B
shaft support
plate
(4-5-5) and
frame_
(I) Fatigue and
deformation
B
of
color chanse
bar.
(4-7).
(2) Pe11
rip
has
come off
B
the return
spring.
L~ation
and
Method
of Checking
Check
the shape
o!
the pen
Also check
for
rotary
holder
deformation and the presence
of foreign ma11er.
Inspect the
pen return spring.
Remove paper
andl
check
for
paper
guide
dcfonnation,
Measure
the
pen length.
Check transmission system
from elec!Iomagnet to
pen
drive.
Check
for
foreign matter.
Check if
sllder
moves
smoothly
by rot at Ing the
bobbin
gear by hand.
Check
for
contact.
Check
color
change
bar.
Check all
four
pc111
to see
if
they have
come
off.
Repair
Method
•
Pen
exchange.
•
Rotary holder
exchange.
•
Removal of foreign matter.
Repalce
rotaJ)'
holder
set
(4·5·2).
•
Return
it to
its
normal
shape using
tweezers.
etc.
if
it
is
only
slightly
deformed.
•
Remount properly
if
small
roller which holds
the
paper
haJ
come off.
•
M
ount a
proper
pen
(leng01
23.3~?mm)
~e
Phenomenon 4.
Remove
foreign
matter
and
exchange
slider unit.
Replace
slider
unit.
•
Gently
lift
color
chan~
bar using
tweezers.
•
Replace
color
change
click.
•
Repair using
tweezers.
•
Replace
rotary
holder
if
rctum
spring
is
deformed.
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