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4.19 Cleaning the extraction cone
Clean the ion block and extraction cone when cleaning the sample cone and cone gas nozzle fails
to increase signal sensitivity. You must remove the ion block assembly from the source assembly
to clean the extraction cone.
4.19.1
Removing the ion block assembly from the source assembly
4.19.1.1
Required materials
•
Chemical-resistant, powder-free gloves
•
Combined 2.5-mm Allen wrench and cone extraction tool
Warning:
spreading contamination to uncontaminated surfaces, wear clean, chemical-resistant,
powder-free gloves when working with the source components.
To remove the ion block assembly:
1.
Vent and shut down the mass spectrometer (see the mass spectrometer's online Help for
details).
Warning:
before proceeding; the source can be hot.
Warning:
enclosure open, because the ESI probe tip is sharp.
2.
Close the source isolation valve (see
To avoid personal contamination with biohazards or toxic materials, and to avoid
To avoid burn injuries, allow the source to cool for at least 30 minutes
To avoid puncture wounds, take great care while working with the source
September 7, 2016, 715003560IVD Rev. C
page
47).
Page 71
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