Agilent Technologies 5977B Series Operating Manual page 181

3 Collect the following parts to be cleaned for an EI XTR source: (See
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
C A U T I O N
methanol. If that does not clean the insulators, replace them. Do not abrasively or
ultrasonically clean the insulators.
5977B Series MSD Operating Manual
Figure 58 on page 182.)
• Repeller
• Repeller block insert
• Source body
• Extractor lens
• Ion focus lens
• Entrance lens
General Maintenance 6
181