Xerox 2510 Service Manual page 196

CQ 21 Streaks (TYPE 1 .I, Dry ink
Streaks)
Probable Cause
Corrective Action
1. Defective photoreceptor drum.
2. Defective photoreceptor drum.
Isolate the cause of the problem by
removing the photoreceptor drum
(REP
9.3) assembly from the photoreceptor
drum support
shaft, Rotnto tho
photoreceptor drum end for end, and
install h e pholoreceplor drum on h e
support shaft. Reinstall the photoreceptor
drum assembly and run another copy.
Compare the copy defect with the original
copy defect.
If
tha dofecl
i s at the same
place on
lhe
copy, then go to the CQ 21 Type 1.2 RAP.
If the defect moved to a different place on
the copy, then continue with this RAP.
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, rnngnstic
seal, developer roll or the developer
housing
filter
manifold.
Ensure that the phoptoreceptor drum i s
installed correctly in the xerographic
module. Ensure that the black plastic
arbor
is
slightly recessed into the drum.
Perform the Electrostatic Series
(251 0
ADJ
9.2,2515 ADJ 9.3).
8/96
CQ 21
Streaks
(Type 1 .I, Toner Streaks)
3-80