Thermo Scientific TRACE GC Ultra Maintenance And Troubleshooting Manual page 19

Using Hydrogen
If the sensor detects anomalies or leaks during GC operation due to instrument
malfunction, the operator must immediately:
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•
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The reliability of the sensor depends on careful maintenance. After the sensor is in
use, you must periodically check its operating performance and calibration as
recommended by the manufacturer. Refer to your hydrogen sensor's instruction
manual for maintenance guidelines.
WARNING! Never use hydrogen in your TRACE system unless your GC oven has a hydrogen
sensor installed.
NOTE Thermo Fisher Scientific CSEs are not authorized to install or repair any instrument using
hydrogen as a carrier gas unless the instrument is equipped with the appropriate sensor.
Maintenance and Troubleshooting Manual
close the hydrogen supply
switch off the gas chromatograph
air out the room
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