Replacing Print Heads - Stratasys J3 Series User Manual

Stratasys J3 Series User Guide
6. Press
7. Press
8. Press

Replacing Print Heads

The condition of the print heads directly affects the quality of printed models.
You may need to replace a print head if one or more of the following symptoms
occurs:
• The Head Optimization wizard determines that a print head could not be
adequately adjusted. (See "Optimizing Print Heads" on page 4-49.)
• There are noticeable grooves in the surface of printed models.
• The
• Visual inspection of the head reveals that its surface is damaged—peeling
Replace print heads only after consulting with an authorized Stratasys
service provider.
The Head Replacement wizard guides you through the procedure of
replacing a print head, and configures printer components to enable you to
perform it. Replace a print head only with the wizard.
The entire print-head replacement procedure takes 90 minutes, and consists of
the following phases:
A. Identifying the head(s) needing replacement.
B. Preparing the print block for head replacement.
C.
D.
E.
F.
DOC-19001 Rev. G
until USbb is displayed.
.
a few times until you return to the main screen.
Pattern Test reveals that there are many clogged nozzles, even after
trying to unclog them.
or bubbles in the nozzle area.
This is normally done by the Head Optimization wizard or the
Otherwise, evidence of physical damage to the head surface indicates
which head needs replacing.
This is done automatically when you run the wizard.
Removing the defective print head.
Installing a new print head.
Optimizing print-head functioning (with the Head Optimization
Aligning the print heads (with the Head Calibration
4 Operating and Maintaining the Printer
Pattern
wizard).
wizard).
Test.
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