I
SF-7300
SF-7350
C.V-dng Installation
] DEVELOPER UNIT
Note the irrsta~rrgdirtion of V-flngs attati to the stirringrotf-
Major pans replacement and Installation
andtie MXrollerand
instil them as sti inthe @re.
a) MX rder
DV blade
Ering
I
DV blade sheet mustbe replacedevery 120,000 cqka.
\
Em
Remove the DV blade. which is bondedwithdouble sided tape
fromhe DV cover.
Bonda new DV blade es illustratedinthe fiiure.
Match the line A of b DV cover bent portionwfihthe line C of
theMadeandbond it togetherusinglineB as a reference
V-dng (l@facingout)
V-ring(l@facingout)
DV
COVH
/
DV blade
Line A at the bent
‘~y
\
\
DV Made line C ~
LineB
b) Stirringrder
V-ring(lipfacingout)
V-ring(l@’facingout)
c) MG rotler
E
ringgroove
2
1
\
V-ring (lipfacingout)
v-ring (fipfaang in)
Peelthe backingfrom DV blade end installit onthe DV cover.
NOTE: When the V-ring is pulH towards the arrow direction,
)TE: The backing paper must be compktely peeted away to
mustbe 3mm fromthe edge of the MG roller.
avoidscratchingthe drum.
.DVsideseals,L and R
E
AllV-- usedare W.
e seak mustbe repk~ evew 120,000 cqies.
.—
Removethe toner aver fromthe devdoper unit.
Bondthe MG side seals es shownin the f~ure befow,usingthe
base fineas a refere~e.
\
\
No ckarame is atfowedinthb area.
///\ \.,~/ LineA”
Line A’
LineB’
Alignline A with line A’ and line B withline B’ then bond in poei-
tion.
OTE: Since the DV stie seals are closeto the OPC drum,insure
thatthey do not peel and damage the drumsurface.
9-1
it
NOTE: Ensure when reaeeernbnng that the DV pe~n ptate is
not in @ntact M the MG dfer and MX rotter.
DV pe~n ptete
T
0.3-0.8 ~
010
MG
roner
MX rotler
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