Drum - Xerox 2510 Service Manual

CQ 21 Streaks (TYPE 2.1, Deleted
Streaks)
Probable Cause
1.
Defective photoreceptor drum.
2. Light shock, crystallization, or
contamination of the photoreceptor
drum.
Corrective Action
1.
Isolate the cause of the problem by
removing the photoreceptor drum
assembly (REP 9.3) from the photoreceptor
drum support shaft. Rotate the
photoreceptor drum end for end, and
reinstall the photoreceptor drum on the
support shaft. Reinstall the photoreceptor
drum in the copier and run another copy.
Compare the copy defect with the original
copy defect.
If
the defect
i s a t
the same place on the
copy, then go to
CQ 2 1
Type
2.2 RAP.
If the defect moved to
a
different place on
the copy,
then
continue with this
RAP.
2.
Wash (General Procedures) or replace
(REP
9.3)
the photoreceptor drum as required.
Check the cleaner blade for damage.
Check the photoreceptor drum for
damage caused by the cleaner assembly
seal, cleaner blade retainers, magnetic
seal, developer roll or the developer
housing filter manifold.
Ensure that the phoptoreceptor drum is
installed correctly in the xerographic
module. Ensure that the black plastic
arbor i s slightly recessed into the drum.
Perform the Electrostatic Series (2510 AD1
9.2; 251 5 ADJ 9.3).
8196
3-85
CQ 21 Streaks (Type 2.1, Deleted Streaks)