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4
General Maintenance
3
These are the parts that contact the sample or ion beam. The other parts
normally should not require cleaning.
If insulators are dirty, clean them with a cotton swab dampened with reagent-grade
CA UT IO N
methanol. If that does not clean the insulators, replace them. Do not abrasively or
ultrasonically clean the insulators.
106
Collect the following parts to be cleaned for an extractor EI ion source:
(See
Figure 15
on page 107.)
•
Repeller
•
Insulator
•
Source body
•
Extractor lens
•
Ion focus lens
•
Entrance lens
5975/5977 Series MSD Operation Manual
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