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To Disassemble the Standard or Inert EI Ion Source
Materials needed
• Gloves, clean, lint-free
• Hex ball driver, 1.5 mm (8710-1570)
• Hex ball driver, 2.0 mm (8710-1804)
• Wrench, open-end, 10 mm (8710-2353)
Procedure
1
2
3
4
5
6
7
8
9
5975/5977 Series MSD Operation Manual
•
Large (8650-0030)
•
Small (8650-0029)
Remove the ion source. See
Remove the two gold plated screws from the filaments and remove the
filaments from the source. See
Loosen the two gold plated screws from the source heater block assembly,
and separate the repeller assembly from the source body. The repeller
assembly includes the source heater block assembly, repeller, and related
parts.
Remove the repeller nut and washers, then remove the repeller from the
source heater block assembly.
Remove the repeller insulators and the repeller block insert from the
source heater block assembly.
Remove the gold plated setscrew from the side of the source body.
Push on the drawout plate to remove the entrance lens, ion focus lens,
drawout cylinder, and drawout plate from the other end of the source body.
Unscrew the interface socket. A 10-mm open-end wrench fits the flats on
the interface socket.
Remove the entrance lens and ion focus lens from the lens insulator.
"To Remove the EI Ion Source"
Figure 13
on page 100.
General Maintenance
on page 96.
4
99
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