Improving Print Quality - Stratasys Objet500 User Manual

Objet500 User Guide
6. Carefully inspect the test paper to see if there are missing lines.
Improving
If you suspect that print quality is poor, perform the pattern test (see "Pattern
Print Quality
Test" on page 6-32). If the results are poor, use the following procedure to
improve print quality.
If the results of the last pattern test are poor:
1. From the Options menu, select Purge Sequence, or press F4.
2. In the confirmation dialog box, click Yes.
3. Repeat the purge sequence.
4. Perform the pattern test.
If the results of the pattern test are still poor:
1. Manually clean the print heads (see "Cleaning the Print Heads and the
2. Perform the purge sequence.
3. Perform the pattern test.
If the results of the pattern test are still poor:
1. Carefully clean the print heads again, making sure there is no residue left
2. Perform the purge sequence.
DOC-07027 Rev. E
The printer prints a series of lines on the test paper (see next figure).
Figure 6-35 Sample Pattern Test
Too many missing lines, especially if they are in the same area, indicates
that the quality of printing when producing models will be poor. If this is
the case, see "Improving Print Quality" below.
Note: Acceptable model quality is subjective, and depends on the type and
scale (size) of the models produced. As a rule, however, more than 10
missing lines in one area of a column is considered unacceptable.
The print heads are purged of Model and Support material, and the wiper
removes excess material from them.
Roller" on page 6-26).
on them.
6 Operating and Maintaining the Objet500 3D Printer
6-33