7
Detectors Advanced Maintenance
Measuring the NPD Gas Flows
280
TRACE 1300 and TRACE 1310 Hardware Manual
Thermo Scientific
12. Remove the collecting electrode and the insulator. See
.
a.
Using a 6-mm wrench, unscrew and remove the collecting electrode pin from its seat
on the detector body.
b. Using forceps or tweezers, extract the collecting electrode through the top of the
detector body.
c.
Using forceps or tweezers, extract the insulator through the top of the detector body.
Place the insulator on a clean surface.
Figure 260.
NPD Insulator and Collecting Electrode Removal
13. Insert the NPD gases measuring tool. See
.
Figure 261.
NPD Gases Measuring Tool (1)
Collector Electrode
Insulator
WARNING
The collector insulator must be stored somewhere it can stay clean.
Measuring Tool
Male Hose Adapter