February 2013
4-349
ColorQube® 9303 Family
REP 91.19, REP 91.20
Repairs/Adjustments
3. Remove sensor assembly, Figure 2.
Figure 2 Sensor assembly removal
Replacement
1. Replacement is the reverse of the removal procedure.
2. Refer to the replacement of the ink loader assembly REP 91.15, to reset the ink levels.
REP 91.20 Ink Reservoir Assembly
Parts List on PL 93.10
Removal
WARNING
Switch off the electricity to the machine. Refer to GP 14. Disconnect the power cord
from the customer supply while performing tasks that do not need electricity. Electricity
can cause death or injury. Moving parts can cause injury.
WARNING
Take care during this procedure. Sharp edges may be present that can cause injury.
CAUTION
Do not touch the exposed face of the printheads. Surface contamination or minor damage can
destroy the printhead.
CAUTION
The drum is exposed when the marking unit is pulled out.
CAUTION
Allow 30 minutes for the umbilicals and reservoir to cool down before starting this repair. It
takes 30 minutes for the ink to solidify.
1. Slide out the marking unit to the maintenance position, refer to GP 6.
2. Remove the side and umbilical end insulation from the ink reservoir, Figure 1.
Figure 1 Insulation removal
1
Remove 2 screws then
the ink low sensor
assembly.
1
Remove the umbilical end
insulation.
2
Remove the side insulation.
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