4.22.2 Fitting the new source enclosure and probe adjuster assembly
probe seals
Required materials
• Chemical-resistant, powder-free gloves
• Wash bottle containing HPLC-grade (or better) 1:1 methanol/water
• New seals
• Lint-free cloth
To fit the new source enclosure and probe adjuster assembly probe seals:
Warning:
To avoid personal contamination with biohazards, toxic materials, and corrosive
materials, wear chemical-resistant gloves when performing this procedure.
1.
Ensure that all the grooves for seals are free from dirt and debris.
Tip:
If contamination is present, use 1:1 methanol/water, applied to a lint-free cloth, to
carefully clean the grooves.
2.
Fit the new source enclosure seal to the source enclosure.
Important:
Ensure that the tails of the source enclosure seals are correctly located in the
groove when fitting them to the source enclosure.
Start by feeding the seal into the groove at the bottom right-hand corner, then work around
the seal in the counterclockwise direction.
3.
Fit the following new seals to the source enclosure:
• Nebulizer gas seal
• Desolvation gas seal
Requirement:
Fit the seals, which incorporate a special cross-section, into grooves, as
shown.
Figure 4–51:
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