Thermo Scientific TRACE GC Ultra Maintenance And Troubleshooting Manual page 328

Chapter 15
Maintaining a Photoionization Detector
OPERATING SEQUENCE
Checking for Leaks
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WARNING! UV radiation can cause injuries to your eyes. Therefore, before beginning the
operation, make sure the UV lamp has been switched off.
PRECAUTIONS
WARNING! This operation must be carried out at low temperature to avoid burns. Therefore,
before beginning the procedure, the detector must be cooled to room temperature.
PRECAUTIONS
1. Insert the end of the exit line into a piece of
silicon rubber, disconnecting it from the base
body of the second detector (if any).
2. Close the purge and split valves (if present)
following the instructions reported for the
relevant injector in the TRACE™ GC Ultra
Operating Manual.
328
Materials needed
Thermo Scientific GLD Pro leak detector (or equivalent)
PID fixing tool (P/N 205 031 00)
Checking for Leaks
Maintenance and Troubleshooting Manual