Thermo Scientific TRACE 1600 Hardware Manual page 208

4
Performing Detectors Routine Maintenance
Maintaining a Nitrogen Phosphorous Detector (NPD)
176 TRACE 1600/1610 Hardware Manual
Figure 146. Reconnect Source Assemble Cable
17. Close the module flap cover.
18. Plug in the signal cable into its contact on the detector module. See
Figure 147. Reconnect Signal Cable
19. Plug the power cable to the AC input connector of the NPD Thermionic Source Power
Module and to the wall outlet. The LED marked On blinks green.
If other external modules are present, plug the power cable to the AC Input connector of
each module, and to the wall outlet.
20. Power on the GC.
a. Plug the power cable to the AC Input connector into the back of the GC and to the
wall outlet.
b. Flip up the power switch (breaker) to the position I.
21. Turn the make-up gas on.
22. Heat the detector at the working temperature.
23. Switch on the thermionic source. Hydrogen and air are automatically opened.
The LED marked On of the NPD Thermionic Source Power Module becomes solid
green.
Figure 147.
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