Tp 20 Oil Bar Chase And Metering Blade Timing Test Pages - Xerox ColorQube 9303 Series Service Manual

TP 20 Oil Bar Chase and Metering Blade Timing Test Pages

These test pages are used to check the operation of the cleaning unit.
The oil bar chase and metering blade timing test pages are printed from
exerciser. Both pages are printed when the oil bar chase test page is selected.
NOTE: Before printing this test page, ensure that A4 or 8.5 x 11 inch plain paper is loaded long
edge feed into tray 4. Use the best quality media available. Do not use hole punched paper.
NOTE: When the paper selected for the test print pages is correct, the test pages will be
printed with annotations on the bottom edge of the visible image confirming the test print name.
Purpose
The oil bar chase test page is used to check that the metering blade leaves no more than a thin
bar of oil on the drum when disengaging. The metering blade timing test page is used to
ensure that the metering blade engages and disengages with the drum at the correct time.
1. Oil bar chase, A4 or 8.5 x 11 inch image,
oil contamination.
NOTE: A thin line of oil approximately 35 mm below the horizontal line and no more than
1 mm wide is acceptable.
Cleaning unit problems that may be indicated by this test page are described in
on Output RAP.
ColorQube® 9303 Family
dC959 cleaning unit
Figure 1. A good oil bar chase page will have no
IQ 21 Oil
2. Metering blade timing test, A4 or 8.5 x 11 inch image,
that may be indicated by this test page are described in
February 2013
3-95
Figure 1 Oil bar chase page
Figure 2. Cleaning unit problems
IQ 7.
Image Quality
TP 20