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I
MECHANICAL SYSTEM
I
3)
Turn
the
fixing
assembly knob
counter-
clockwise
slightly,
and
hold
it
for
1
5
min-
utes; then, turn
the
fixing
assembly knob
to
remove
the copy.
4)
Measure
the width
of
the
area
where
toner
is
shiny;
see
Figure 4-91
.
6.
Attaching the Thermistor
Make
sure
that
the
sensor
face
of
the
thermistor
is in
even
contact
with the
surface
of
the
upper
fixing
roller.
NOt8;
,
,
-:=-.,-,.•-.;,»;;»
,
;:
,,
:
,
lvw: ,,,
:;
.
:
The'
ppsittohittf
the-thefmistof
need
'not;}
be
:
adjusted
;,
:
#
Ifoiw'
fipntaet
•
is
!
not
everi,:'
•
make
sure
:
th$f thS
"'jhifrhistor sprj
rig
. is"
>
not
deformed.
Thermistor
spring
Thermistor
Figure 4-92
7.
Attaching the
Thermoswitch
Make
sure
that
the
sensor
face
of
the
thermoswitch
is in
even
contact with the
sur-
face
of
the
upper
fixing
roller.
The
position of
the thermoswitch
need
riot
be
:
adjusted|;if;thei
cdtft&Mis
riot
'even,
:
•
mate:sure:sthj|fthet^^
is
raft;
deformed.
Leaf
spring
Thermoswitch mount
Thermoswitch
Figure 4-93
8.
Position
of
Paper Guide
The
position of
the
paper guide
is
adjusted
by
the
paper
guide mount. For
this
reason,
the position
of
the
paper
guide
need
not
be
adjusted.
.Note;:!.,.,.
If
the
paper
guide
mount
has
been
detached,
the
position of
thepaper
guide
must be
adjusted.
To
avoid
this,
do
not
:
loosen the
screws on
the
paper
guide
if
necessary,
mark
the
position
on
the
fitihg,;.
assembly mount
using
a
scriber.
4-30
COPYRIGHT©
1992
CANON
INC.
CANON
NP-1550REV.O JAN.
1992
PRINTED
IN
JAPAN (IMPRIMEAUJAPON)
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