Stratasys J850 Manual page 57

1. Carefully clean the print heads again, making sure there is no residue left
on them.
2. Perform the purge sequence.
3. Perform the pattern test.
➢ Optimize the print heads and replace faulty print heads, if necessary (see
"Optimizing (Calibrating) Print Heads" on page 4-51).
Regular inspection and cleaning of the orifice plates on the bottom of the
print heads prevents print nozzles from clogging. Cleaning the roller and
wiper are also important for maintaining quality printing. A wizard adjusts
printer components to enable access to these key areas, and it guides you
through the cleaning procedure. To maintain the printer in optimum
condition, run the wizard after every print job, when you remove the model
from the build tray. This procedure takes about 20 minutes.
1. Prepare—
❒ 90% isopropanol (IPA—isopropyl alcohol) or ethanol (ethyl alcohol)
❒ disposable cleaning gloves
❒ a supplied cleaning cloth or equivalent
❒ a mirror
2. Start the Cleaning wizard from the Options menu.