To Clean The Ei Hes - Agilent Technologies 5977B Series Operating Manual

6 General Maintenance

To Clean the EI HES

Materials needed
• Abrasive paper (5061-5896)
• Alumina abrasive powder (393706201)
• Aluminum foil, clean
• Cloths, clean (05980-60051)
• Cotton swabs (5080-5400)
• Glass beakers, 500 mL
• Gloves, clean, lint-free
• Solvents
• Ultrasonic bath


Procedure
1 Disassemble the EI HES. (See
2 Collect the following parts to be cleaned: (See
160
• Large (8650-0030)
• Small (8650-0029)
• Methanol (reagent-grade)
• Methylene chloride (reagent-grade)
• Acetone (reagent-grade)
• Filament mount
• Source mount (does not get abrasively or ultrasonically cleaned)
• Repeller
• Source body
• Extractor lens (5)
• Post extractor lens 1 (4)
• Post extractor lens 2 (3)
• Ion focus lens (2)
• Entrance lens (1)
"To Disassemble the EI HES"
Figure 50
5977B Series MSD Operating Manual

on page 157.)
on page 161.)