Teledyne 3000ZA-3X - Trace oxygen analyzer - Manual (Page 61)

Trace Oxygen Analyzer Maintenance
Teledyne Analytical Instruments 49
If any item above fails this test, it will be listed on the VFD
display followed by the “BAD” message instead of “GOOD”
5.5 Major Internal Components
The zirconium sensors block is accessed by unlatching and
swinging open the front panel, as described earlier. Other internal
components are accessed by removing the rear panel and sliding out the
entire chassis. See Figure 5-4, below. The gas piping is illustrated in
Figures 2-1 and Figure 2-2 and the major electronic components
locations are shown in Figure 2-3, in Chapter 2.
CAUTION: SEE WARNINGS ON THE TITLE PAGE OF THIS
MANUAL.
Figure 5-4: Rear Panel Removal
(Remove only those screws marked with an X)
The 3000ZA contains the following major components:
 Analysis Section
 Zirconium oxide sensors
 Cell block