TA I
NSTRUMENTS
TGA 2950
Maintenance and Diagnostics
5–10
6. Plug the new TGA thermocouple into the
connector.
7. Thread the new thermocouple down through
the hole next to the thermocouple tube.
8. Thread the end of the thermocouple just
through the ceramic disk at the end of the
thermocouple tube.
9. Load a sample pan to make sure that the end
of the thermocouple does not touch it
(Figure 5.2).
Figure 5.2
Checking Position
of Thermocouple
10. Make sure that the hang-down wire does not
touch the top of the thermocouple inside the
balance chamber.
11. Replace the balance chamber faceplate and
screws.
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