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3D Systems, Inc.
59
Cleaning the Roller Assembly
This section describes how to clean the roller assembly . Perform these procedures in conjunction with a thorough cleaning of the print
chamber, described previously .
Tools and Supplies
•
Tack cloths
•
Lab-grade ethanol
•
Bottled air
1 . Close and latch the print chamber door .
2 . Move the roller toward the center of the print chamber .
3 . Unlatch and open the print chamber door .
4 . Clean around the roller assembly . Use a brush and a non-ignition vacuum cleaner .
5 . * Clean the roller using ethanol . Wipe dry with a tack cloth .
vacuum cleaner and tack cloth .
13 . Clean the belt seals .
14 .
Clean or replace the print chamber filters. See the section,
“Cleaning and Replacing Filters” on page 63
.
15 . Clean the part piston and around the part piston seals .
16 . Vacuum the entire print chamber, the seals, and the door . Wipe them with a tack cloth . For a moderate cleaning, you can simply
brush off or vacuum the surface of the part cylinder interface ring to clean out the counter-bores and outer crevice .
17 . Return the heater assemblies to their print position .
18 . Clean the laser window . See the section,
“Cleaning the Laser Window” on page 59
.
Cleaning the Laser Window
The laser beam passes through the laser window into the print chamber . It is very important that all impurities are kept off the laser
window . Impurities can be burned onto the laser window, decreasing the laser power available at the print bed .
Cleaning the laser window is a delicate procedure . The laser window can be damaged and may need to be replaced if serious damage
occurs . Handle the laser window very carefully and follow the cleaning procedure exactly .
Tools and Supplies
•
Lens tissue
•
Lab-grade acetone
•
Applicator bottle for acetone
•
Dawn liquid soap
•
2 .5 mm Allen wrench
•
Cotton gloves (optional)
•
Paper towels
Removing the laser window and inserting the baffle plug as described in the section.
1 . After removing the laser window, bring it to a clean area and set it down on a clean cloth as shown . When not in use or being
cleaned, cover it with lens tissue and secure the
tissue over of the lens using the tissue box .
2 .
The laser window is enclosed in the baffle assembly.
Remove the top cover of the assembly using a
Laser window on clean cloth
Cover when not in use