Replacing The Odor Filter; Replacing The Uv Lamps - Stratasys J850 User Manual

Stratasys J850/J835 User Guide
17. In the Maintenance Counters screen, click Reset and then Close (see

Replacing the Odor Filter

If the printer exhaust is not connected to an external ventilation system, a
built-in activated-carbon filter removes odors from printing materials. This filter
should be replaced regularly (as necessary) to keep your working environment
pleasant. This is normally done during the preventive-maintenance service
visit.
If the printer exhaust is connected to an external ventilation system, the
odor filter is not needed and should be removed from the printer.
Odor filter removal improves heat expulsion and system cooling.

Replacing the UV Lamps

The UV lamps used for curing 3D prints have a long, but limited, working life.
You can test and adjust their effective power with the UV Calibration wizard
(see "Testing and Calibrating the UV Lamps" on page 4-82). If you need to
replace a UV lamp bulb or UV reflector, follow these instructions:
To replace the UV lamp bulb or UV reflector:
1. Make sure the printer is in offline mode.
Warning
Before continuing, make sure that the safety interlock is not defeated, and
that the UV lamp is not hot.
DOC-18001 Rev. H
Figure 4-151 on page 4-101).
Figure 4-154 Offline mode indicator (red)
The online/offline button at the bottom of the printer interface should be red.
If not, click it to switch the printer to offline mode.
4 Operating and Maintaining the Printer
4-104