Xerox 2510 Service Manual page 194

CQ 20 Spots Probable Cause Corrective Action
(Continued)
No copy sample defect is needed.
6.
Low dry ink concentration or the
developer material i s contaminated.
(Continued)
(2515
WI
Tog 2,7, or 89):
Enter the codes [L] and [A] to switch on the
main drive motor and [Y] to check the dry ink
concentration.
(2515
W I
Tag
2,
or 89): If
the value
is
less than
3
then go to the
J
Dry ink Concentration Fault
RAP
in section
2.
(2515 WI Tag
7):
If the value i s less than
1
then
go to the J Dry ink Concentration Fault RAP in
section 2.
7. Damaged auger to drum seal. 7.
8. Excessive dry ink contamination
is on the
8.
return baffle near the transferldetack
corotron.
9. (2510 ONLY): Developer module seal
9.
leaking.
CAUTION
Only the 2510 developer module can be
repaired
using
the developer module repair
kit. The
2515
developer module
is
the same as
the 2520 and cannot be repaired. The
manufacturing tolerances are much tighter
and cannot be set with out the correct tools.
Replace the auger to drum seal (PL
9.1).
Clean the contamination and then check
that the developer housing
i s
seated
correctly. Check for an obstruction
between the magnetic roll and the
developer housing. Check the developer
housing for damage. Reference
Troubleshooting TonerlDeveloper
Dumping, Section
6
(2510 ONLY): Replace the developer
module seal, Developer Module Repair
K i t
(PL
9.4).
10. Contaminated dry ink 10, Rcplace
tho
dry
ink
cartridge
oncl
also
,the
developer material
(REP 9.9)
and perform
the Electrostatic Series
(2510 ADJ 9.2; 251 5
ADJ 9 . 3 ) .
Definition
These defects are
0.2
inches
(5mm)
or smaller
in diameter. These could appear at intervals
that are in
the
process direction.
8/96
CQ 20 Spots
3-78
251012515