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I
MECHANICAL SYSTEM
B.
Primary
/Transfer
Corona
Assembly
1.
Outline
The
photosensitive
drum
is
surrounded by
the primary
and
transfer
corona
assemblies.
The
primary
corona assembly
is
equipped
with
a
grid plate.
2.
Disassembly/Assembly
a.
Primary
Corona Assembly
1)
Detach
the
drum
unit.
b.
Transfer
Corona Assembly Gut
Wire
and
Static
Eliminator
1
)
Detach
the
transfer
corona assembly from
the
copier.
2)
Remove
the
two
screws,
and
detach
the
static
eliminator,
taking
care
so
that
the
gut wire
will
not
come
off.
Note:
Do
not
expose
the photosensitive
drum
to
strong
light;
otherwise, white
spots
or
black
lines
can
occur
on
the
copies.
(D Screws
Figure 4-62
3)
Detach
the
static
eliminator
2)
Disengage
the hook,
and
pull
out the
pri-
mary corona assembly
from the
drum
unit.
(J)
Hook
®
Primary
corona assembly
Figure
4-61
®
Static eliminator
Figure 4-63
COPYRIGHT©
1992
CANON
INC.
CANON
NP-1550 REV.0 JAN.
1992
PRINTED
IN
JAPAN
(IMPRIME
AU JAPON)
4-21
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