Oce CS 5050 User Manual page 100

Initial siphon cannot be established
Check that ink reservoirs are full.
Check the ink delivery system for leaks in the lines, at the tubing connection,
and at the quick-connect coupling to the reservoir. If leaks cannot be stopped,
call Technical Support.
Ink cartridges do not fire properly
Clean cartridges and the service station periodically to maintain good print
quality (see 'Cleaning the ink cartridge jet plate' on page 80).
Cartridges wear out after extended use. Replace the cartridge.
Store cartridges in a sealed container at room temperature when not in use
for extended periods of time.
Make sure you have removed the protective tape from the cartridges.
Remove the cartridge and reinstall it, or clean the electrical contact on the
cartridge and carriage. Check that it is clean and dry, and properly installed
(see 'Installing ink cartridges' on page 27).
Check that ink goes through the delivery lines. If necessary, use the Océ
Prime tool to force ink out of the nozzle plate and remove trapped air
bubbles.
Check that the ink reservoirs are filled.
Cartridges leak
Check that reservoirs are not overfilled.
Various nozzles are clogged or stop firing
Repeat prime several times.
Remove, clean, and re-install cartridge; repeat prime. Do not use alcohol on
the jet area.
Clean service station; clean cartridge again; repeat prime.
Clean cartridge electrical contacts using a cotton swab moistened with water.
Dry contact. Repeat prime. Do not use acetone or any other harsh cleaner as
this may cause damage to the flex cable.
Nozzle may have failed. Replace cartridge. Check for nozzle clogs by using
the suction bulb on the cartridge nozzle plate.
Check to see whether spray from printing has contaminated the flex contact.
Remove the cartridge and wipe the carrier flex and cartridge flex with a
cotton swab dipped in alcohol.
Run prime. If sections of the print are missing, replace the cartridge.
100 Océ CS 5050/5070 User Manual