3 contamination of the probe and probe line, 1 symptoms, 2 decontaminate – INFICON HAPSITE Smart Plus Chemical Identification System User Manual

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HAPSITE Smart Plus Operating Manual

16.5.3 Contamination of the Probe and Probe Line

Contamination of the Probe and Probe Line can occur when the Probe Tip actually
touches a sample or a compound "sticks" in the Probe Line.

16.5.3.1 Symptoms

Symptoms of contamination in the Probe and Probe Line include a high continuous
base line with the same or similar identification in Survey Mode. It can also be seen
as a persistent peak in Analyze (GC/MS) Mode.

16.5.3.2 Decontaminate

1

Remove the Probe from the HAPSITE.

2

Hold the Probe and Probe Line in a "U" shape.

3

Holding the Probe, pour methanol from a squeeze bottle into the Probe nut
opening until methanol is seen coming out of the Probe Line through the LEMO
connector.

WARNING

For safety precautions, wear recommended Personal
Protective Equipment (PPE) according to the MSDS while
handling methanol. See

Figure 16-1

.

Figure 16-1 Pouring Methanol into Probe and Probe Line

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