Toner Dispense Solenoid - Xerox 2510 Service Manual

ADJ 9.5 Toner Dispense
Solenoid (251 5)
Purpose
The purpose i s to adjust the Toner Dispense
Solenoid so that toner is dispensed to the
developer module at the correct rate and to
compensate for wear at each developer
change.
B
ADJUST:
IF THE ELAPSED TIME IS LESS THAN 30
Check
I
(251 5 W/
Tag
2.7.
or
89):
2.
Enter the code
[L]
and press
Start.
1. Remove the upper rear cover and place a
magnet on the interlock switch.
Enter the code [A] and press
Start.
WARNING
(251 5 W/ Tags 2,7, or 89): There will be a time
delay between the time the code
[A]
is entered
and the time the motor starts to turn. The
motor will not start until the fuser is at the
correct temperature.
(251 5 WIO
Tag 2,7, or 89):
2. Enter diagnostic mode:
Enter the code
[L]
and press
Start.
Enter the code [g] and press
Start.
Enter the code
[J]
and press
Start.
Wait
2
Mlnutes.
Enter the code [A] and press Start,
SECONDS, ROTATE THE SOLENOID
'
CLIP TIGHTEN SCREWS ( 2 )
Figure
1.
Adjust the Toner Dispense Solenoid
3. Check the time required for the toner
cartridge to rotate 114 revolution.
4.
Press
Stop.
5.
If the elapsed time in step 3 is between 30
and
60
seconds, there i s no need for an
adjustment.
Adjust
6.
Remove the toner cartridge.
STEP 7A: Loosen the screws enough
that the solenoid will move freely.
7. (Figure 1): Adjust the toner dispense
solenoid.
8.
Reinstall the toner cartridge.
9.
Repeat step 2 through step
8
until the
toner cartridge rotates
114
turn between
30 and 60 seconds.
10. Using the multimeter, check for continuity
between the toner cartridge and TP 4 on
the
HVPS.
If there i s no continuity, ensure
that the ground clip
i s
in contact with the
cartridge.
1 1. Check that the toner solenoid i s not
shorted to the developer housing.
12. Exit diagnostics, remove the magnet, and
reinstall the upper rear cover.
6/93
ADJ 9.5
4-70 251 5